Cleanup listing forWikiProject Geology as of October 21, 2025.
Of the 18676 articles in this project 5151 or 28% are marked for cleanup, with 8023 issues in total.
Listings:Alphabetic• By category•CSV•History
... represents the current issue name. Issue names are abbreviated category names.
| Article | Importance | Class | Issues |
|---|---|---|---|
| Aira Caldera | Mid | C | Dead external links {{dead link}} (October 2025) |
| Bruderndorf Sandstone | Low | Stub | Cites no sources (October 2025) |
| Burgstein (Thuringia) | Low | Stub | Cites no sources (October 2025) |
| Cumberlandite | Low | Stub | Unsourced passages need footnotes {{citation needed}} (October 2025) |
| Dwars River Geological Occurrence | Unknown | C | Orphaned (October 2025) |
| Elk Formation | Low | Start | Dead external links {{dead link}} (October 2025) |
| Fidalgo ophiolite | Low | C | Orphaned (October 2025) |
| Hell-to-Finish Formation | Low | Start | Dead external links {{dead link}} (October 2025) |
| Henri Schoeller | Unknown | Start | Orphaned (October 2025) |
| Indian Ocean Geoid Low | Mid | Start | Clarification needed (October 2025) |
| Magri Pora | Low | Start | Orphaned (October 2025) |
| Marmousi model | Low | C | Orphaned (October 2025) |
| Patrick Allman-Ward | Unknown | Stub | Link rot cleanup (August 2025) |
| Qiupa Formation | Mid | C | CS1 errors: missing title, CS1 errors: bare URL |
| Suedberg Fossil Site | Unknown | Stub | Unsourced passages need footnotes {{More citations needed}} (October 2025) |
| Zuni Sandstone | Low | Start | Dead external links {{dead link}} (October 2025) |
| Article | Importance | Class | Issues |
|---|---|---|---|
| Copernican period | Mid | Start | Articles needing additional references (October 2013) |
| Elkanah Billings | Low | Stub | Articles with dead external links (December 2016) |
| Ellesmere Island Volcanics | Low | Stub | All articles needing coordinates |
| Ferdinand von Hochstetter | Low | Start | Harv and Sfn no-target errors |
| Frenchman Formation | Low | C | Articles with bare URLs for citations (October 2025) |
| Gideon Henderson | Low | Start | Articles with unsourced statements (May 2013), Wikipedia articles in need of updating (January 2020), Wikipedia articles with possible conflicts of interest (October 2023) |
| Jinju Formation | Low | Stub | Incomplete lists (June 2022) |
| Lapurr Sandstone | Low | Start | Articles with unsourced statements (May 2025) |
| List of oil fields | Low | List | Articles with unsourced statements (March 2008) |
| Oolite | Low | Start | Articles with limited geographic scope (January 2023) |
| Porosity | High | Start | CS1 errors: missing periodical |
| Stavelot Massif | Unknown | Stub | All articles needing coordinates, Articles needing additional references (July 2019) |
| Article | Importance | Class | Issues | ||
|---|---|---|---|---|---|
| Abdul Aziz bin Laboun | Low | Stub | 3 | April 2024 | Notability unclear (April 2024), BLP articles lacking sources (April 2024), Cites unreliable sources (April 2024) |
| Abhijit Basu | Unknown | Start | 3 | December 2022 | Cites unreliable sources (December 2022), BLP articles lacking sources (December 2022), Unsourced passages need footnotes {{citation needed}} (December 2022) |
| Abhijit Mukherjee (earth scientist) | Low | Start | 1 | May 2024 | BLP articles lacking sources (May 2024) |
| Alexander Halliday | Low | Start | 1 | January 2025 | Unsourced passages need footnotes {{citation needed}} (January 2025) |
| Ali A. F. Al-Furaih | Unknown | Stub | 1 | February 2021 | Promotional tone (February 2021) |
| Alik Ismail-Zadeh | Unknown | Start | 1 | June 2023 | Autobiographical articles (June 2023) |
| Alok Krishna Gupta | Low | Start | 1 | CS1 errors: requires URL | |
| Amitabha Ghosh (planetary geologist) | Low | Stub | 1 | April 2014 | Unsourced passages need footnotes {{citation needed}} (April 2014) |
| Anand Mohan | Low | Start | 2 | December 2011 | Unsourced passages need footnotes {{citation needed}} (December 2011), Dead external links {{dead link}} (March 2024) |
| Andrew Long | Low | Start | 1 | April 2013 | Factual verification needed (April 2013) |
| Andrey Korjenkov | Low | Stub | 1 | August 2021 | Notability unclear (August 2021) |
| André Berger | Low | C | 2 | August 2010 | Unsourced passages need footnotes {{citation needed}} (August 2010), BLP articles lacking sources (September 2021) |
| Anita Grunder | Low | C | 1 | October 2021 | Vague or ambiguous time (October 2021) |
| Anny Buchstab Coury | Unknown | Start | 2 | October 2023 | Orphaned (October 2023), BLP articles lacking sources (October 2023) |
| Asish Basu | Low | C | 1 | June 2023 | Unsourced passages need footnotes {{citation needed}} (June 2023) |
| B. L. K. Somayajulu | Low | Start | 1 | July 2021 | Unsourced passages need footnotes {{citation needed}} (July 2021) |
| Barbara Dutrow | Unknown | Start | 2 | July 2021 | Unsourced passages need footnotes {{citation needed}} (July 2021), Dead external links {{dead link}} (August 2025) |
| Barbara Romanowicz | Unknown | Start | 1 | June 2021 | Unsourced passages need footnotes {{citation needed}} (June 2021) |
| Barbara Sherwood Lollar | Unknown | Start | 1 | July 2021 | Unsourced passages need footnotes {{citation needed}} (July 2021) |
| Barbara Wohlfarth | Low | Stub | 1 | July 2020 | BLP articles lacking sources (July 2020) |
| Barry R. Bickmore | Low | Start | 1 | July 2010 | Has general references but lacks inline footnotes (July 2010) |
| Basanta Kumar Sahu | Low | Start | 1 | CS1 errors: generic name | |
| Benard Odoh | Low | C | 1 | September 2022 | Unsourced passages need footnotes {{citation needed}} (September 2022) |
| Bernard Elgey Leake | Low | Stub | 3 | October 2020 | Promotional tone (October 2020), BLP articles lacking sources (December 2023), Style editing needed (December 2023) |
| Beth L. Parker | Unknown | Start | 3 | October 2025 | CS1 errors: missing title, CS1 errors: bare URL, Promotional tone (October 2025) |
| Bhupendra Nath Goswami | Low | Start | 2 | June 2019 | Dead external links {{dead link}} (June 2019, October 2023) |
| Brett Denevi | Low | Start | 2 | April 2020 | Unsourced passages need footnotes {{citation needed}} (April 2020), BLP articles lacking sources (April 2020) |
| Bronwen Konecky | Low | C | 1 | June 2021 | Notability unclear (June 2021) |
| Bruce Hayward | Low | C | 1 | March 2022 | Conflict of interest (March 2022) |
| Bruce Simonson | Unknown | Stub | 1 | November 2013 | Notability unclear (November 2013) |
| Carmen Gaina | Low | Stub | 1 | November 2018 | Dead external links {{dead link}} (November 2018) |
| Carol D. Frost | Low | C | 5 | November 2019 | Unsourced passages need footnotes {{citation needed}} (November 2019), Orphaned (April 2021), Link rot cleanup (March 2022, August 2022), Cleanup needed (August 2022) |
| Caroline Smith (geologist) | Low | Start | 2 | October 2018 | BLP articles lacking sources (October 2018), Notability unclear (October 2018) |
| Carolyn Relf | Low | Start | 1 | November 2016 | BLP articles lacking sources (November 2016) |
| Catherine Annen | Low | Start | 1 | March 2022 | Unsourced passages need footnotes {{citation needed}} (March 2022) |
| Celina A. Suarez | Low | Start | 1 | CS1 errors: missing periodical | |
| Celâl Şengör | Low | C | 3 | November 2016 | Dead external links {{dead link}} (November 2016, December 2017), CS1 errors: missing title |
| Charles David Curtis | Low | Stub | 2 | December 2011 | Unsourced passages need footnotes {{citation needed}} (December 2011), Dead external links {{dead link}} (August 2017) |
| Christian Koeberl | Low | Start | 1 | February 2012 | Has general references but lacks inline footnotes (February 2012) |
| Christie D. Rowe | Low | Start | 1 | May 2019 | Vague or ambiguous geographic scope (May 2019) |
| Christoph Clauser | Low | Start | 5 | June 2025 | Orphaned (June 2025), BLP articles lacking sources (June 2025), Cleanup needed (June 2025, June 2025), Categories needed (September 2025) |
| Christopher A. Scholz | Low | Start | 1 | June 2023 | Unsourced passages need footnotes {{citation needed}} (June 2023) |
| Cindy Ann Yeilding | Low | C | 2 | March 2022 | Unsourced passages need footnotes {{citation needed}} (March 2022), Vague or ambiguous time (March 2022) |
| Cliff Ollier | Low | Stub | 1 | August 2021 | Notability unclear (August 2021) |
| Cynthia Burek | Low | Start | 1 | June 2025 | Unsourced passages need footnotes {{More citations needed}} (June 2025) |
| Cynthia Gardner | Unknown | Stub | 1 | August 2024 | Dead external links {{dead link}} (August 2024) |
| Dalaly Kafumu | Low | Start | 2 | December 2020 | Has general references but lacks inline footnotes (December 2020), BLP articles lacking sources (December 2020) |
| Daniel P. Schrag | Low | Stub | 2 | February 2020 | Cites unreliable sources (February 2020), BLP articles lacking sources (February 2020) |
| Daniel Parsons | Low | Stub | 1 | CS1 errors: generic name | |
| Daniel Sigman | Low | Stub | 1 | August 2025 | Dead external links {{dead link}} (August 2025) |
| Dave Tucker (geologist) | Low | C | 1 | March 2023 | Style editing needed (March 2023) |
| David Applegate (geologist) | Low | Stub | 1 | June 2023 | BLP articles lacking sources (June 2023) |
| David Archer (scientist) | Low | Stub | 1 | November 2020 | BLP articles lacking sources (November 2020) |
| David Beerling | Low | Start | 6 | April 2015 | Potentially dated statements (2015), Unsourced passages need footnotes {{citation needed}} (April 2015, March 2016), Too technical (March 2016), Cites unreliable sources (January 2021), Promotional tone (August 2025) |
| David Groves | Low | Stub | 1 | January 2021 | BLP articles lacking sources (January 2021) |
| David Jablonski | Low | Start | 1 | June 2013 | Unsourced passages need footnotes {{citation needed}} (June 2013) |
| David R. Montgomery | Low | Start | 1 | August 2021 | BLP articles lacking sources (August 2021) |
| David Rothery | Low | Stub | 2 | October 2025 | CS1 errors: periodical ignored, Dead external links {{dead link}} (October 2025) |
| David S. Powars | Unknown | Stub | 1 | August 2021 | Unsourced passages need footnotes {{citation needed}} (August 2021) |
| Debra Kimiko Nishida | Unknown | C | 4 | October 2023 | CS1 errors: missing periodical, Orphaned (October 2023), Vague or ambiguous time (October 2023), Unsourced passages need footnotes {{citation needed}} (October 2023) |
| Demian Saffer | Unknown | C | 3 | February 2023 | Conflict of interest (February 2023), Categories needed (February 2023), Unsourced passages need footnotes {{citation needed}} (March 2023) |
| Dennis Kent | Unknown | Start | 1 | February 2022 | Categories needed (February 2022) |
| Don Easterbrook | Low | Stub | 2 | January 2014 | BLP articles lacking sources (January 2014), Cites unreliable sources (January 2014) |
| Don Lessem | Low | C | 2 | December 2023 | Potentially dated statements (2024), Unsourced passages need footnotes {{citation needed}} (December 2023) |
| Donald DePaolo | Low | Start | 4 | March 2013 | Has general references but lacks inline footnotes (March 2013), BLP articles lacking sources (August 2021, April 2024), Unsourced passages need footnotes {{citation needed}} (April 2024) |
| Dorian Abbot | Low | Start | 1 | October 2025 | Cites unreliable sources (October 2025) |
| Dorothy J. Merritts | Unknown | C | 1 | December 2022 | Orphaned (December 2022) |
| Duncan Chessell | Low | Start | 3 | August 2020 | Cites unreliable sources (August 2020), BLP articles lacking sources (August 2020), Dead external links {{dead link}} (February 2024) |
| Dörthe Tetzlaff | Unknown | Start | 2 | July 2021 | Unsourced passages need footnotes {{citation needed}} (July 2021), Categories needed (July 2021) |
| Eamon N. Doyle | Low | C | 1 | June 2020 | Unsourced passages need footnotes {{citation needed}} (June 2020) |
| Edgardo M. Latrubesse | Unknown | Start | 3 | July 2020 | Cites unreliable sources (July 2020), BLP articles lacking sources (July 2020), Dead external links {{dead link}} (August 2025) |
| Edward M. Stolper | Unknown | Start | 1 | October 2023 | Style editing needed (October 2023) |
| Edward P. F. Rose | Low | B | 1 | August 2023 | Unsourced passages need footnotes {{citation needed}} (August 2023) |
| Ellen E. Martin | Low | Stub | 1 | March 2024 | Orphaned (March 2024) |
| Eric Grosfils | Low | Stub | 2 | August 2021 | Unsourced passages need footnotes {{citation needed}} (August 2021), Cites unreliable sources (August 2021) |
| Farouk El-Baz | Low | Start | 2 | November 2012 | Dead external links {{dead link}} (November 2012, September 2017) |
| Fereydun Sahabi | Low | Start | 1 | July 2017 | BLP articles lacking sources (July 2017) |
| Fernando Etayo | Low | C | 1 | April 2024 | Dead external links {{dead link}} (April 2024) |
| François Robert | Low | Stub | 1 | January 2025 | BLP articles lacking sources (January 2025) |
| G. V. R. Prasad | Unknown | Start | 1 | May 2025 | Unsourced passages need footnotes {{citation needed}} (May 2025) |
| Gabi Schneider | Unknown | Start | 2 | February 2023 | Notability unclear (February 2023), Unsourced passages need footnotes {{citation needed}} (February 2023) |
| Gary M. Mavko | Low | Start | 2 | December 2019 | Dead external links {{dead link}} (December 2019), BLP articles lacking sources (July 2023) |
| George E. Nowotny | Low | Start | 1 | October 2013 | Unsourced passages need footnotes {{citation needed}} (October 2013) |
| George Edward Backus | Mid | Start | 2 | January 2017 | Dead external links {{dead link}} (January 2017, March 2023) |
| Gillian Foulger | Low | C | 1 | CS1 errors: missing periodical | |
| Gunter Faure | Low | Stub | 1 | July 2014 | Cites unreliable sources (July 2014) |
| Harry McSween | Low | Start | 2 | January 2014 | BLP articles lacking sources (January 2014), Cites unreliable sources (January 2014) |
| Hector Luis Lacreu | Unknown | C | 2 | April 2024 | Categories needed (April 2024), Orphaned (August 2025) |
| Helen McGregor (geologist) | Unknown | Start | 2 | August 2014 | Unsourced passages need footnotes {{citation needed}} (August 2014), BLP articles lacking sources (August 2014) |
| Henry Schwarcz | Unknown | Stub | 1 | March 2017 | Orphaned (March 2017) |
| Hermione Cockburn | Low | Start | 3 | June 2014 | Failed verification (June 2014), Unsourced passages need footnotes {{citation needed}} (June 2025), BLP articles lacking sources (June 2025) |
| Holly Michael | Low | C | 1 | CS1 errors: missing periodical | |
| Holly Stein | Unknown | Start | 1 | January 2022 | Categories needed (January 2022) |
| Hope Jahren | Low | C | 2 | March 2024 | Unsourced passages need footnotes {{citation needed}} (March 2024), Cites unreliable sources (September 2024) |
| Huang Runqiu | Low | Start | 1 | August 2024 | Unsourced passages need footnotes {{citation needed}} (August 2024) |
| Iain Stewart (geologist) | Low | Start | 1 | August 2022 | Unsourced passages need footnotes {{citation needed}} (August 2022) |
| Ian Dalziel (geologist) | Low | Start | 1 | July 2022 | BLP articles lacking sources (July 2022) |
| Ian Plimer | Low | B | 6 | April 2011 | Unsourced passages need footnotes {{citation needed}} (April 2011), CS1 errors: missing periodical, Cites unreliable sources (August 2022, September 2023), BLP articles lacking sources (August 2022), Factual verification needed (August 2022) |
| Irasema Alcántara-Ayala | Low | Start | 1 | February 2023 | Dead external links {{dead link}} (February 2023) |
| Isaac J. Winograd | Low | Stub | 1 | August 2019 | BLP articles lacking sources (August 2019) |
| Jackie Caplan-Auerbach | Low | Start | 1 | April 2024 | Cites unreliable sources (April 2024) |
| James B. Grace | Unknown | Start | 2 | September 2024 | CS1 errors: periodical ignored, Autobiographical articles (September 2024) |
| Jan Lindsay | Unknown | Start | 1 | April 2023 | BLP articles lacking sources (April 2023) |
| Jan Tullis | Unknown | Start | 2 | CS1 errors: missing title, CS1 errors: bare URL | |
| Jan Veizer | Low | Start | 1 | July 2025 | Unsourced passages need footnotes {{citation needed}} (July 2025) |
| Jean-Louis Le Mouël | Low | Start | 1 | September 2025 | Unsourced passages need footnotes {{More citations needed}} (September 2025) |
| Jie (Jackie) Li | Low | Start | 1 | May 2017 | BLP articles lacking sources (May 2017) |
| Jillian Banfield | Low | C | 1 | CS1 errors: missing periodical | |
| Joanne Johnson | Unknown | C | 1 | February 2019 | Unsourced passages need footnotes {{citation needed}} (February 2019) |
| John Frederick Dewey | Low | Start | 1 | December 2016 | BLP articles lacking sources (December 2016) |
| John Ludden (geologist) | Unknown | B | 1 | August 2025 | Factual verification needed (August 2025) |
| John M. Sharp | Unknown | C | 1 | October 2023 | Conflict of interest (October 2023) |
| John P. Platt | Low | Start | 2 | March 2025 | Categories needed (March 2025), Rewrite needed (March 2025) |
| John Suppe | Unknown | Start | 1 | May 2016 | BLP articles lacking sources (May 2016) |
| José Hipólito Monteiro | Unknown | Stub | 1 | March 2019 | BLP articles lacking sources (March 2019) |
| Judy Fierstein | Mid | B | 2 | 2019 | Potentially dated statements (2019), Clarification needed (May 2025) |
| Juliet Biggs | Unknown | Start | 1 | May 2023 | Unsourced passages need footnotes {{citation needed}} (May 2023) |
| Jørgen Fredsøe | Unknown | Stub | 1 | December 2024 | Orphaned (December 2024) |
| Karen Johnson (scientist) | Unknown | Start | 1 | September 2023 | Unsourced passages need footnotes {{citation needed}} (September 2023) |
| Karen M. Fischer | Unknown | C | 1 | March 2025 | Dead external links {{dead link}} (March 2025) |
| Kate Allstadt | Low | Start | 1 | June 2023 | Off-topic sections (June 2023) |
| Katey Walter Anthony | Low | Start | 1 | May 2021 | Unsourced passages need footnotes {{citation needed}} (May 2021) |
| Kelin Wang | Low | Start | 1 | CS1 errors: periodical ignored | |
| Kenneth Carpenter | Low | Stub | 1 | December 2019 | Has general references but lacks inline footnotes (December 2019) |
| Kenneth D. Ridgway | Low | Start | 1 | October 2019 | Cites unreliable sources (October 2019) |
| Kenneth Hsu | Low | Start | 4 | September 2012 | Promotional tone (September 2012), BLP articles lacking sources (August 2014), Dead external links {{dead link}} (December 2017), Unsourced passages need footnotes {{citation needed}} (April 2023) |
| Kenneth Sims (geologist) | Low | Start | 4 | November 2023 | Dead external links {{dead link}} (November 2023), Unsourced passages need footnotes {{citation needed}} (July 2025), BLP articles lacking sources (July 2025), Unsourced passages need footnotes {{More citations needed}} (July 2025) |
| Kevin M. Scott | Mid | C | 1 | May 2025 | Dead external links {{dead link}} (May 2025) |
| Khandaker Mosharraf Hossain (born 1946) | Low | Start | 2 | March 2011 | BLP articles lacking sources (March 2011), Unsourced passages need footnotes {{citation needed}} (July 2024) |
| Kin-Yip Chun | Low | Start | 2 | February 2020 | Dead external links {{dead link}} (February 2020), Wikipedia neutral point of view disputes (March 2022) |
| Kristoffer Szilas | Low | Start | 1 | CS1 errors: missing periodical | |
| Leigh Royden | Low | Start | 1 | March 2025 | Unsourced passages need footnotes {{citation needed}} (March 2025) |
| Lesley Wyborn | Low | Stub | 1 | August 2016 | BLP articles lacking sources (August 2016) |
| Li Xianhua | Low | Start | 1 | May 2021 | BLP articles lacking sources (May 2021) |
| Linda Ivany | Low | Start | 3 | December 2019 | BLP articles lacking sources (December 2019), Original research (December 2019), Cites unreliable sources (December 2019) |
| Lisa White (geologist) | Low | C | 1 | September 2020 | Unsourced passages need footnotes {{citation needed}} (September 2020) |
| Ljubinka Nikolić | Unknown | Start | 1 | September 2018 | Notability unclear (September 2018) |
| Luca Bindi | Low | Stub | 1 | February 2025 | Unsourced passages need footnotes {{citation needed}} (February 2025) |
| Ludovic Ferrière | Unknown | Start | 1 | August 2024 | BLP articles lacking sources (August 2024) |
| M. Qasim Jan | Low | Start | 4 | October 2015 | BLP articles lacking sources (October 2015), Unsourced passages need footnotes {{citation needed}} (July 2021, July 2025), Weasel-worded phrases (July 2025) |
| Maggie Cusack | Low | Start | 2 | August 2017 | BLP articles lacking sources (August 2017), Cites unreliable sources (August 2017) |
| Majid Hassanizadeh | Low | Start | 1 | January 2018 | Dead external links {{dead link}} (January 2018) |
| Manuel Berberian | Low | Stub | 1 | February 2024 | Unsourced passages need footnotes {{citation needed}} (February 2024) |
| Marc Parmentier (geophysicist) | Unknown | Stub | 2 | April 2025 | Unsourced passages need footnotes {{citation needed}} (April 2025), BLP articles lacking sources (April 2025) |
| Margo Edwards | Low | Start | 2 | October 2021 | CS1 errors: missing periodical, Cites unreliable sources (October 2021) |
| Maria Antonieta Lorente | Unknown | C | 2 | April 2021 | CS1 errors: missing periodical, Style editing needed (April 2021) |
| Maria Crawford | Low | C | 1 | June 2023 | Unsourced passages need footnotes {{citation needed}} (June 2023) |
| Maria Seton | Unknown | Start | 1 | May 2020 | Style editing needed (May 2020) |
| Maria Zuber | Low | Start | 2 | October 2024 | Promotional tone (October 2024), Dead external links {{dead link}} (September 2025) |
| Marjorie Wilson | Mid | Start | 1 | December 2021 | Cites unreliable sources (December 2021) |
| Mark McMenamin | Low | Start | 4 | October 2011 | BLP articles lacking sources (October 2011), Cites unreliable sources (October 2011, February 2015), Unsourced passages need footnotes {{citation needed}} (February 2015) |
| Mark S. Ghiorso | Low | B | 2 | September 2022 | Cleanup needed (September 2022), Link rot cleanup (September 2022) |
| Marta Lucía Calvache | Low | C | 1 | January 2025 | Factual verification needed (January 2025) |
| Marta Torres | Unknown | Start | 1 | March 2022 | Cites unreliable sources (March 2022) |
| Mary C. Hill | Low | Start | 1 | September 2023 | Dead external links {{dead link}} (September 2023) |
| Mary P. Anderson | Low | Start | 1 | August 2021 | Vague or ambiguous time (August 2021) |
| Matt Lamanna | Low | Stub | 2 | December 2019 | Weasel-worded phrases (December 2019), Has general references but lacks inline footnotes (December 2019) |
| Matteo Alvaro | Unknown | Start | 1 | February 2024 | Unsourced passages need footnotes {{citation needed}} (February 2024) |
| Matthew Bennett (geographer) | Low | Stub | 1 | CS1 errors: generic name | |
| Meghan Miller | Low | Start | 1 | October 2023 | Cites unreliable sources (October 2023) |
| Michael Frogley | Low | Start | 1 | July 2021 | Dead external links {{dead link}} (July 2021) |
| Michael Lehning | Low | Start | 3 | May 2021 | CS1 errors: missing periodical, Orphaned (May 2021), Clarification needed (May 2021) |
| Michel Jébrak | Unknown | C | 2 | May 2022 | Unsourced passages need footnotes {{citation needed}} (May 2022), Factual verification needed (October 2024) |
| Mihály Nagy | Unknown | B | 1 | March 2024 | Unsourced passages need footnotes {{More citations needed}} (March 2024) |
| Mikael Fortelius | Low | Stub | 1 | June 2023 | Has general references but lacks inline footnotes (June 2023) |
| Mioara Mandea | Low | Start | 1 | May 2020 | Orphaned (May 2020) |
| Miriam Baltuck | Low | Start | 3 | June 2021 | CS1 errors: missing periodical, BLP articles lacking sources (June 2021), Orphaned (June 2021) |
| Miriam Kastner | Low | C | 1 | February 2018 | Dead external links {{dead link}} (February 2018) |
| Monika Agnieszka Kusiak | Low | C | 4 | May 2025 | Categories needed (May 2025), Promotional tone (May 2025), Unsourced passages need footnotes {{citation needed}} (May 2025), Orphaned (May 2025) |
| Muhammad Asif Khan | Low | Start | 1 | June 2020 | BLP articles lacking sources (June 2020) |
| Nigel Anstey | Low | Start | 2 | February 2021 | Unsourced passages need footnotes {{citation needed}} (February 2021), BLP articles lacking sources (January 2024) |
| Nigel Press | Unknown | Start | 3 | January 2016 | Conflict of interest (January 2016), Notability unclear (January 2016), Cites unreliable sources (January 2016) |
| Patricia Dove | Low | C | 2 | April 2022 | CS1 errors: generic name, Unsourced passages need footnotes {{citation needed}} (April 2022) |
| Patrick J. Fox | Unknown | Start | 1 | June 2024 | Orphaned (June 2024) |
| Paul Liu (geologist) | Unknown | Start | 5 | February 2022 | Categories needed (February 2022), Notability unclear (February 2022), Autobiographical articles (February 2022), Orphaned (May 2023), BLP articles lacking sources (June 2025) |
| Paul Wignall | Low | Start | 1 | October 2022 | Categories needed (October 2022) |
| Paweł Rowiński | Unknown | C | 2 | July 2022 | Promotional tone (July 2022), Dead external links {{dead link}} (September 2025) |
| Petko Dimitrov | Unknown | Start | 2 | May 2021 | Cleanup needed (May 2021), Prose needed (May 2021) |
| Philip England | Low | Stub | 1 | November 2016 | Unsourced passages need footnotes {{citation needed}} (November 2016) |
| Philippe Steemans | Low | Start | 1 | September 2018 | Orphaned (September 2018) |
| Piotr Migoń | Unknown | Stub | 1 | July 2017 | Notability unclear (July 2017) |
| Prashant Goswami | Low | C | 1 | January 2025 | Dead external links {{dead link}} (January 2025) |
| Pupa Gilbert | Low | Start | 1 | May 2020 | BLP articles lacking sources (May 2020) |
| Ralph Molnar | Low | Stub | 2 | October 2014 | BLP articles lacking sources (October 2014), Cites unreliable sources (October 2014) |
| Ramón Arrowsmith | Unknown | Start | 1 | October 2025 | Orphaned (October 2025) |
| Randi Martinsen | Low | Start | 3 | December 2020 | CS1 errors: missing periodical, Promotional tone (December 2020), Style editing needed (December 2020) |
| Renato Solidum Jr. | Low | Start | 2 | September 2022 | BLP articles lacking sources (September 2022), Weasel-worded phrases (September 2025) |
| Richard G. Gordon | Low | Start | 1 | CS1 errors: periodical ignored | |
| Ritesh Arya | Low | Start | 2 | February 2023 | CS1 errors: missing periodical, Cites unreliable sources (February 2023) |
| Robert A. Haag | Low | Start | 2 | June 2016 | Dead external links {{dead link}} (June 2016), Unsourced passages need footnotes {{citation needed}} (May 2025) |
| Robert E. Dickinson | Low | Stub | 1 | September 2012 | BLP articles lacking sources (September 2012) |
| Robert Hazen | Mid | B | 1 | Pages with broken anchors (see article talk page, remove when fixed) | |
| Robert J. Bodnar | Low | Start | 1 | January 2021 | Orphaned (January 2021) |
| Robert J. Twiss | Unknown | Stub | 1 | July 2015 | Unsourced passages need footnotes {{citation needed}} (July 2015) |
| Robert M. Schoch | Low | C | 1 | November 2022 | Unsourced passages need footnotes {{citation needed}} (November 2022) |
| Robert McQuillin | Low | Stub | 2 | December 2016 | Unsourced passages need footnotes {{citation needed}} (December 2016), CS1 errors: missing periodical |
| Robert R. Gaines | Mid | C | 1 | May 2020 | Unsourced passages need footnotes {{citation needed}} (May 2020) |
| Roger Everett Summons | Low | Start | 3 | August 2019 | Dead external links {{dead link}} (August 2019, December 2023, June 2025) |
| Ross Stein | Mid | Start | 1 | November 2010 | BLP articles lacking sources (November 2010) |
| Ruth Harris (scientist) | Low | Start | 2 | September 2021 | Vague or ambiguous time (September 2021), Cites unreliable sources (September 2021) |
| Scott Hocknull | Low | Stub | 1 | November 2018 | Conflict of interest (November 2018) |
| Shanaka L de Silva | Unknown | C | 1 | October 2025 | Factual verification needed (October 2025) |
| Sharon Mosher | Low | Start | 1 | January 2021 | Promotional tone (January 2021) |
| Sherilyn Williams-Stroud | Unknown | C | 3 | February 2021 | Style editing needed (February 2021), Promotional tone (February 2021), Cites unreliable sources (March 2021) |
| Shuhei Ono | Low | Start | 2 | March 2019 | Orphaned (March 2019), Unsourced passages need footnotes {{citation needed}} (July 2024) |
| Sospeter Muhongo | Low | Start | 1 | May 2018 | Dead external links {{dead link}} (May 2018) |
| Spencer G. Lucas | Low | Start | 1 | November 2009 | Unsourced passages need footnotes {{citation needed}} (November 2009) |
| Stephen Grand | Low | Stub | 1 | January 2021 | Orphaned (January 2021) |
| Sudipta Sengupta | Low | C | 1 | September 2024 | BLP articles lacking sources (September 2024) |
| Sue Hendrickson | Low | C | 1 | March 2022 | Vague or ambiguous time (March 2022) |
| Surono | Low | Start | 2 | April 2023 | Has general references but lacks inline footnotes (April 2023), Update needed (April 2023) |
| Susan Halgedahl | Unknown | Start | 1 | September 2022 | Link rot cleanup (September 2022) |
| Susan Kieffer | Low | C | 2 | June 2014 | BLP articles lacking sources (June 2014), Cites unreliable sources (June 2014) |
| Susan M. Cunningham | Unknown | C | 1 | CS1 errors: missing periodical | |
| Suzan van der Lee | Unknown | Start | 1 | May 2025 | Orphaned (May 2025) |
| Suzette Kimball | Unknown | Start | 1 | August 2022 | BLP articles lacking sources (August 2022) |
| Tanya Atwater | Mid | C | 1 | June 2024 | Unsourced passages need footnotes {{citation needed}} (June 2024) |
| Tavi Murray | Low | Start | 2 | August 2022 | Unsourced passages need footnotes {{citation needed}} (August 2022, June 2025) |
| Teresa Jordan | Low | Start | 2 | July 2021 | Unsourced passages need footnotes {{citation needed}} (July 2021), Year an event occurred needed (July 2021) |
| Terry Plank | Low | C | 1 | February 2020 | External link cleanup {{external links}} (February 2020) |
| Tessa M. Hill | Low | C | 1 | August 2025 | Dead external links {{dead link}} (August 2025) |
| Thomas Dunne (geologist) | Low | Stub | 1 | January 2015 | BLP articles lacking sources (January 2015) |
| Tim Patterson | Low | Start | 4 | October 2022 | Promotional tone (October 2022), Autobiographical articles (October 2022), Unsourced passages need footnotes {{citation needed}} (November 2022), Vague or ambiguous time (December 2024) |
| Timothy H. Heaton | Low | Start | 1 | August 2017 | BLP articles lacking sources (August 2017) |
| Tom Kapitany | Low | C | 2 | February 2025 | Factual verification needed (February 2025), Link rot cleanup (August 2025) |
| Tom Paradise | Unknown | Stub | 1 | November 2017 | Unsourced passages need footnotes {{citation needed}} (November 2017) |
| Uma Charan Mohanty | Low | Start | 1 | September 2025 | Dead external links {{dead link}} (September 2025) |
| Valiya Hamza | Low | Stub | 1 | November 2012 | Cites unreliable sources (November 2012) |
| Vijay Kumar Raina | Low | Stub | 1 | CS1 errors: external links | |
| Vincent Courtillot | Low | Start | 1 | August 2022 | BLP articles lacking sources (August 2022) |
| Véronique Dehant | Low | Start | 1 | December 2020 | Unsourced passages need footnotes {{citation needed}} (December 2020) |
| W. Timothy Liu | Low | Start | 1 | March 2024 | Promotional tone (March 2024) |
| Walter D. Mooney | Unknown | Start | 2 | November 2015 | Dead external links {{dead link}} (November 2015), Unsourced passages need footnotes {{citation needed}} (November 2015) |
| Wang Yanxin | Low | Start | 1 | August 2024 | Unsourced passages need footnotes {{citation needed}} (August 2024) |
| Wei Lijie (scientist) | Low | Start | 1 | CS1 errors: missing periodical | |
| Wendy Mao | Low | Start | 1 | CS1 errors: generic name | |
| Whitney Maria Behr | Unknown | Start | 2 | March 2020 | Cites unreliable sources (March 2020), BLP articles lacking sources (March 2020) |
| William H. Schlesinger | Low | Start | 1 | February 2013 | Has general references but lacks inline footnotes (February 2013) |
| Yin Yin Nwe | Low | Start | 1 | July 2014 | Unsourced passages need footnotes {{citation needed}} (July 2014) |
| Yossef H. Hatzor | Low | C | 1 | June 2024 | Orphaned (June 2024) |
| Zachary Sharp | Low | Stub | 1 | April 2023 | BLP articles lacking sources (April 2023) |
| Zhao Wenzhi | Low | Start | 1 | January 2014 | BLP articles lacking sources (January 2014) |
| Zhe-Xi Luo | Low | Start | 2 | June 2020 | Notability unclear (June 2020), Cites unreliable sources (June 2020) |
| Öz Yılmaz | Low | Start | 3 | September 2013 | BLP articles lacking sources (September 2013), Cites unreliable sources (September 2013), Notability unclear (September 2013) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Aogu Wetland | Low | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Banping Lake Wetland Park | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Bayou Corne sinkhole | Low | C | 3 | February 2023 | Articles using infobox body of water without pushpin map alt, Update needed (February 2023) |
| Binagadi asphalt lake | Mid | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Carlisle Bay, Barbados | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Chenglong Wetlands | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Clearwater Lakes | Low | Start | 3 | February 2023 | Articles using infobox body of water without pushpin map alt, Unsourced passages need footnotes {{citation needed}} (February 2023) |
| Cowie Bay | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Crowley Lake | Low | Start | 3 | November 2013 | Unsourced passages need footnotes {{More citations needed}} (November 2013), Unsourced passages need footnotes {{citation needed}} (July 2023) |
| Dapeng Bay | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Dongyuan Wetland | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Faluns Sea | Low | Start | 1 | ||
| Gable Lake | Low | Stub | 1 | ||
| Gaomei Wetlands | Low | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Gulf of Aqaba | Low | C | 4 | February 2009 | Unsourced passages need footnotes {{citation needed}} (February 2009, June 2022), Articles using infobox body of water without pushpin map alt |
| Haomeiliao Wetland | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Karikkoselkä | Low | B | 3 | Articles using infobox body of water without pushpin map alt, ... bathymetry | |
| Keurusselkä | Low | C | 2 | Articles using infobox body of water without pushpin map alt | |
| Lake Algonquin | Mid | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Lake Bosumtwi | Low | Start | 2 | June 2025 | Unsourced passages need footnotes {{More citations needed}} (June 2025) |
| Lake Elgygytgyn | Low | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Lake Idaho | Low | B | 2 | Articles using infobox body of water without pushpin map alt | |
| Lake Lappajärvi | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Lake Maumee | Low | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Lake Ojibway | Low | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Lake Saginaw | Low | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Lake Slavonia | Unknown | Start | 1 | ||
| Lake Tamblingan | Low | Start | 1 | ||
| Lake Toba | High | GA | 4 | August 2024 | CS1 errors: missing periodical, Articles using infobox body of water without pushpin map alt, Unsourced passages need footnotes {{citation needed}} (August 2024) |
| Lake Wanapitei | Low | C | 2 | Articles using infobox body of water without pushpin map alt | |
| Lake Yanisyarvi | Low | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Manicouagan Reservoir | Low | B | 2 | Articles using infobox body of water without pushpin map alt | |
| Marat Fjord | Unknown | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Marudu Bay | Low | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Muri Spring | Unknown | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Narragansett Bay | Low | B | 4 | June 2017 | Unsourced passages need footnotes {{More citations needed}} (June 2017), Articles using infobox body of water without pushpin map alt, Dead external links {{dead link}} (November 2022) |
| Niaosong Wetland Park | Low | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Pilot crater | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Qaidam Basin | Low | C | 2 | Articles using infobox body of water without pushpin map alt | |
| Qingluo Wetland | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Salar Ignorado | Low | GA | 2 | Articles using infobox body of water without pushpin map alt | |
| Sanya Bay | Low | Stub | 3 | November 2024 | Articles using infobox body of water without pushpin map alt, Unsourced passages need footnotes {{citation needed}} (November 2024) |
| Schomburgk Bay | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Setiu Wetlands | Low | Stub | 1 | ||
| Sicao Wetlands | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Siecha Lakes | Low | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Spokane Valley–Rathdrum Prairie Aquifer | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Sun and Moon Bay | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Sunnylvsfjorden | Unknown | Stub | 1 | ||
| Suvasvesi | Low | Start | 4 | January 2018 | Dead external links {{dead link}} (January 2018), Articles using infobox body of water without pushpin map alt, ... bathymetry |
| Sääksjärvi | Low | Stub | 3 | Articles using infobox body of water without pushpin map alt, ... bathymetry | |
| The Solent | Low | C | 3 | November 2023 | Articles using infobox body of water without pushpin map alt, Clarification needed (November 2023) |
| Unterwarnow | Low | Stub | 3 | April 2025 | Articles using infobox body of water without pushpin map alt, Unsourced passages need footnotes {{More citations needed}} (April 2025) |
| Wax Lake | Low | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Xinhai Constructed Wetland | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Zhiben Wetlands | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt | |
| Zhongdu Wetlands Park | Low | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Zhouzai Wetland Park | Low | Stub | 2 | Articles using infobox body of water without pushpin map alt |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Acheron Lake | Low | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Gulf of Mexico | High | B | 8 | 2015 | Potentially dated statements (2015), Unsourced passages need footnotes {{citation needed}} (December 2021, May 2025), Unsourced passages need footnotes {{More citations needed}} (October 2023), Page number citations needed (January 2025), Disputed statements (April 2025), Incomplete citations (September 2025) |
| Iso-Naakkima | Low | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Karikkoselkä | Low | B | 3 | Articles using infobox body of water without alt, Articles using infobox body of water without pushpin map alt | |
| Lough Foyle | Unknown | C | 3 | July 2020 | Unsourced passages need footnotes {{citation needed}} (July 2020), Incomplete citations (April 2022) |
| Paasselkä | Low | Start | 2 | Articles using infobox body of water without pushpin map alt | |
| Suvasvesi | Low | Start | 4 | January 2018 | Dead external links {{dead link}} (January 2018), Articles using infobox body of water without alt, Articles using infobox body of water without pushpin map alt |
| Sääksjärvi | Low | Stub | 3 | Articles using infobox body of water without alt, Articles using infobox body of water without pushpin map alt | |
| Taiwan Strait | Low | C | 5 | November 2020 | Articles using infobox body of water without pushpin map alt, Unsourced passages need footnotes {{citation needed}} (November 2020, January 2021), Weasel-worded phrases (December 2024) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Acheron Lake | Low | Start | 2 | Articles using infobox body of water without alt bathymetry | |
| Amerloq Fjord | Low | Start | 2 | July 2017 | Dead external links {{dead link}} (July 2017) |
| Anorituup Kangerlua | Low | Start | 1 | ||
| Aogu Wetland | Low | Start | 2 | Articles using infobox body of water without alt | |
| Banping Lake Wetland Park | Low | Stub | 2 | Articles using infobox body of water without alt | |
| Bayou Corne sinkhole | Low | C | 3 | February 2023 | Articles using infobox body of water without alt, Update needed (February 2023) |
| Binagadi asphalt lake | Mid | Start | 2 | Articles using infobox body of water without alt | |
| Carlisle Bay, Barbados | Low | Stub | 2 | Articles using infobox body of water without alt | |
| Challenger Deep | Mid | C | 8 | December 2019 | Unsourced passages need footnotes {{citation needed}} (December 2019, March 2021), Incomplete citations (January 2020), Failed verification (January 2020), Potentially dated statements (July 2022), CS1 errors: periodical ignored, Dead external links {{dead link}} (October 2025) |
| Chenglong Wetlands | Low | Stub | 2 | Articles using infobox body of water without alt | |
| Clearwater Lakes | Low | Start | 3 | February 2023 | Articles using infobox body of water without alt, Unsourced passages need footnotes {{citation needed}} (February 2023) |
| Cowie Bay | Low | Stub | 2 | Articles using infobox body of water without alt | |
| Dapeng Bay | Low | Stub | 2 | Articles using infobox body of water without alt | |
| Dongyuan Wetland | Low | Stub | 2 | Articles using infobox body of water without alt | |
| Gaomei Wetlands | Low | Start | 2 | Articles using infobox body of water without alt | |
| Gulf of Aqaba | Low | C | 4 | February 2009 | Unsourced passages need footnotes {{citation needed}} (February 2009, June 2022), Articles using infobox body of water without alt |
| Haitang Bay | Low | Stub | 1 | ||
| Haomeiliao Wetland | Low | Stub | 2 | Articles using infobox body of water without alt | |
| Iso-Naakkima | Low | Start | 2 | Articles using infobox body of water without alt bathymetry | |
| Jiading Wetlands | Low | Stub | 2 | December 2016 | Unsourced passages need footnotes {{More citations needed}} (December 2016) |
| Karikkoselkä | Low | B | 3 | Articles using infobox body of water without alt, Articles using infobox body of water without alt bathymetry | |
| Keurusselkä | Low | C | 2 | Articles using infobox body of water without alt | |
| Kimanis Bay | Low | Stub | 1 | ||
| Lake Agassiz | Low | C | 1 | ||
| Lake Algonquin | Mid | Start | 2 | Articles using infobox body of water without alt | |
| Lake Bandung | Low | Stub | 1 | ||
| Lake Elgygytgyn | Low | Start | 2 | Articles using infobox body of water without alt | |
| Lake Idaho | Low | B | 2 | Articles using infobox body of water without alt | |
| Lake Lappajärvi | Low | Stub | 2 | Articles using infobox body of water without alt | |
| Lake Maumee | Low | Start | 2 | Articles using infobox body of water without alt | |
| Lake Ojibway | Low | Start | 2 | Articles using infobox body of water without alt | |
| Lake Saginaw | Low | Start | 2 | Articles using infobox body of water without alt | |
| Lake Toba | High | GA | 4 | August 2024 | CS1 errors: missing periodical, Articles using infobox body of water without alt, Unsourced passages need footnotes {{citation needed}} (August 2024) |
| Lake Wanapitei | Low | C | 2 | Articles using infobox body of water without alt | |
| Lake Yanisyarvi | Low | Start | 2 | Articles using infobox body of water without alt | |
| Laurentian Channel | Low | Start | 2 | October 2024 | Unsourced passages need footnotes {{citation needed}} (October 2024) |
| Linyuan Ocean Wetland Park | Low | Stub | 1 | ||
| Manicouagan Reservoir | Low | B | 2 | Articles using infobox body of water without alt | |
| Marat Fjord | Unknown | Start | 2 | Articles using infobox body of water without alt | |
| Mariana Trench | Mid | C | 3 | June 2020 | Update needed (June 2020), Cites unreliable sources (October 2022) |
| Marudu Bay | Low | Start | 2 | Articles using infobox body of water without alt | |
| Mistastin crater | Low | Start | 1 | ||
| Mityushikha Bay | Low | Stub | 1 | ||
| Muri Spring | Unknown | Stub | 2 | Articles using infobox body of water without alt | |
| Narragansett Bay | Low | B | 4 | June 2017 | Unsourced passages need footnotes {{More citations needed}} (June 2017), Articles using infobox body of water without alt, Dead external links {{dead link}} (November 2022) |
| Niaosong Wetland Park | Low | Start | 2 | Articles using infobox body of water without alt | |
| Paasselkä | Low | Start | 2 | Articles using infobox body of water without alt bathymetry | |
| Pilot crater | Low | Stub | 2 | Articles using infobox body of water without alt | |
| Qaidam Basin | Low | C | 2 | Articles using infobox body of water without alt | |
| Qingluo Wetland | Low | Stub | 2 | Articles using infobox body of water without alt | |
| Salar Ignorado | Low | GA | 2 | Articles using infobox body of water without alt | |
| Sanya Bay | Low | Stub | 3 | November 2024 | Articles using infobox body of water without alt, Unsourced passages need footnotes {{citation needed}} (November 2024) |
| Schomburgk Bay | Low | Stub | 2 | Articles using infobox body of water without alt | |
| Sicao Wetlands | Low | Stub | 2 | Articles using infobox body of water without alt | |
| Siecha Lakes | Low | Start | 2 | Articles using infobox body of water without alt | |
| Spokane Valley–Rathdrum Prairie Aquifer | Low | Stub | 2 | Articles using infobox body of water without alt | |
| Suavjärvi | Low | Start | 1 | ||
| Sun and Moon Bay | Low | Stub | 2 | Articles using infobox body of water without alt | |
| Suvasvesi | Low | Start | 4 | January 2018 | Dead external links {{dead link}} (January 2018), Articles using infobox body of water without alt, Articles using infobox body of water without alt bathymetry |
| Sääksjärvi | Low | Stub | 3 | Articles using infobox body of water without alt, Articles using infobox body of water without alt bathymetry | |
| Taiwan Strait | Low | C | 5 | November 2020 | Articles using infobox body of water without alt bathymetry, Unsourced passages need footnotes {{citation needed}} (November 2020, January 2021), Weasel-worded phrases (December 2024) |
| The Solent | Low | C | 3 | November 2023 | Articles using infobox body of water without alt, Clarification needed (November 2023) |
| Unterwarnow | Low | Stub | 3 | April 2025 | Articles using infobox body of water without alt, Unsourced passages need footnotes {{More citations needed}} (April 2025) |
| Wax Lake | Low | Start | 2 | Articles using infobox body of water without alt | |
| Xihu Wetland | Low | Stub | 2 | August 2021 | Unsourced passages need footnotes {{More citations needed}} (August 2021) |
| Xinhai Constructed Wetland | Low | Stub | 2 | Articles using infobox body of water without alt | |
| Zhiben Wetlands | Low | Stub | 2 | Articles using infobox body of water without alt | |
| Zhongdu Wetlands Park | Low | Start | 2 | Articles using infobox body of water without alt | |
| Zhouzai Wetland Park | Low | Stub | 2 | Articles using infobox body of water without alt |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| History of Earth | Top | B | 8 | January 2016 | Unsourced passages need footnotes {{citation needed}} (January 2016, March 2016, April 2021), Page number citations needed (May 2016), Pages with broken anchors (see article talk page, remove when fixed), Limited geographic scope (July 2024), Accuracy disputes or self-published (May 2025) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Earth's crust | High | C | 2 | June 2024 | Unsourced passages need footnotes {{citation needed}} (June 2024) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 1815 eruption of Mount Tambora | Low | C | 4 | April 2013 | ... (April 2013), Unsourced passages need footnotes {{citation needed}} (November 2021, September 2025), Unsourced passages need footnotes {{More citations needed}} (May 2025) |
| Amber | Mid | B | 4 | September 2013 | ... (September 2013), Unsourced passages need footnotes {{citation needed}} (December 2018, January 2021), Cites unreliable sources (August 2020) |
| Amino acid dating | High | C | 3 | August 2025 | Unsourced passages need footnotes {{citation needed}} (August 2025), Has general references but lacks inline footnotes (August 2025), ... (August 2025) |
| Anna Jonas Stose | Unknown | C | 3 | November 2020 | Unsourced passages need footnotes {{citation needed}} (November 2020, June 2023), ... (June 2023) |
| Anorthosite | Mid | Start | 3 | September 2013 | ... (September 2013), Unsourced passages need footnotes {{citation needed}} (December 2017, February 2025) |
| Antediluvian | Low | B | 3 | October 2019 | Unsourced passages need footnotes {{citation needed}} (October 2019), Page number citations needed (January 2020), ... (May 2021) |
| Antelope Shale | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Archaea | High | FA | 1 | October 2024 | ... (October 2024) |
| Archaeoseismology | Low | Stub | 2 | January 2024 | ... (January 2024), Unsourced passages need footnotes {{citation needed}} (January 2024) |
| Archie's law | Mid | Start | 4 | January 2021 | Expert attention needed (January 2021), Unsourced passages need footnotes {{citation needed}} (January 2021), ... (January 2021) |
| Arenig | Low | Start | 2 | September 2014 | Disputed statements (September 2014), ... (March 2019) |
| Asbestos | Low | B | 9 | August 2012 | Unsourced passages need footnotes {{citation needed}} (August 2012, October 2023, April 2024, October 2024), Unsourced passages need footnotes {{More citations needed}} (May 2016, April 2018), ... (November 2018, March 2024), CS1 errors: ISBN date |
| Asymmetric valley | Unknown | Stub | 1 | December 2018 | ... (December 2018) |
| Balancing rock | Low | Start | 4 | April 2019 | Dead external links {{dead link}} (April 2019), Cites unreliable sources (October 2020), Unsourced passages need footnotes {{More citations needed}} (December 2022), ... (December 2022) |
| Barry Goldstein | Low | Start | 3 | March 2023 | Pages with broken anchors (see article talk page, remove when fixed), Unsourced passages need footnotes {{citation needed}} (March 2023), ... (March 2023) |
| Beach | Low | C | 2 | March 2019 | ... (March 2019), Unsourced passages need footnotes {{More citations needed}} (April 2025) |
| Beachrock | Low | Start | 2 | September 2008 | Unsourced passages need footnotes {{More citations needed}} (September 2008), ... (January 2025) |
| Berkshires | Low | C | 2 | August 2017 | Unsourced passages need footnotes {{citation needed}} (August 2017), ... (June 2021) |
| Bertha Rogers Borehole | Low | Stub | 2 | June 2024 | Potentially dated statements (2024), ... (June 2024) |
| Beyrichienkalk Formation | Low | Stub | 1 | December 2021 | ... (December 2021) |
| Blanowice Formation | Low | C | 2 | April 2022 | ... (April 2022, February 2025) |
| Boso triple junction | Mid | Stub | 3 | February 2017 | ... (February 2017), Unsourced passages need footnotes {{citation needed}} (February 2017), Unsourced passages need footnotes {{More citations needed}} (February 2018) |
| Burgess Shale | High | C | 1 | October 2022 | ... (October 2022) |
| Burgess Shale-type preservation | Mid | Start | 2 | February 2015 | Unsourced passages need footnotes {{citation needed}} (February 2015), ... (February 2021) |
| Calcium carbonate | Top | B | 4 | June 2015 | Unsourced passages need footnotes {{citation needed}} (June 2015, September 2023), Pages with broken anchors (see article talk page, remove when fixed), ... (May 2024) |
| Caliche | Mid | Start | 2 | May 2025 | ... (May 2025), Unsourced passages need footnotes {{citation needed}} (May 2025) |
| Cambrian explosion | High | B | 7 | June 2008 | ... (August 2008, January 2019), Factual verification needed (July 2008), Unsourced passages need footnotes {{citation needed}} (June 2008, January 2019, October 2025), CS1 errors: ISBN date |
| Capricorn plate | Low | Stub | 1 | October 2024 | ... (October 2024) |
| Carbon sequestration | Low | B | 9 | March 2013 | Accuracy disputes or self-published (March 2013), Update needed (June 2019, May 2024), Pages with broken anchors (see article talk page, remove when fixed), Unsourced passages need footnotes {{citation needed}} (July 2023), Limited geographic scope (May 2024), Cites unreliable sources (May 2024), ... (May 2024), Self-contradictory articles (May 2024) |
| Carbonate compensation depth | Mid | Stub | 1 | December 2023 | ... (December 2023) |
| Carbonate platform | Mid | B | 2 | January 2019 | ... (January 2019), Pages with broken anchors (see article talk page, remove when fixed) |
| Cave diving | Low | B | 13 | January 2012 | Unsourced passages need footnotes {{citation needed}} (January 2012, June 2012, September 2012, April 2013, April 2016, December 2016, January 2017, May 2018, September 2022), ... (April 2013), Expansion needed (September 2022, February 2025), Pages with broken anchors (see article talk page, remove when fixed) |
| Cenote | Low | C | 4 | January 2017 | Cites unreliable sources (January 2017), Unsourced passages need footnotes {{citation needed}} (February 2020), ... (January 2021), CS1 errors: periodical ignored |
| Christopher Anne Suczek | Low | C | 2 | June 2018 | Reorganization needed (June 2018), ... (September 2021) |
| Climate change | High | FA | 3 | 2020 | Potentially dated statements (2020, March 2025), ... (July 2025) |
| Climate change in India | High | B | 4 | 2007 | Potentially dated statements (2007), Update needed (March 2021), ... (September 2024), Cites unreliable sources (September 2024) |
| Coal mining in Nepal | Low | Start | 2 | May 2024 | CS1 errors: missing periodical, ... (May 2024) |
| Colca Canyon | Low | Start | 3 | May 2015 | Unsourced passages need footnotes {{More citations needed}} (May 2015), Unsourced passages need footnotes {{citation needed}} (April 2021), ... (April 2021) |
| Cold seep | Mid | B | 5 | April 2024 | CS1 errors: generic name, CS1 errors: periodical ignored, Disputed statements (April 2024), ... (April 2024), Vague or ambiguous time (April 2024) |
| Contourite | Mid | B | 2 | June 2013 | Vague or ambiguous geographic scope (June 2013), ... (May 2014) |
| Corda Formation | Low | Stub | 1 | May 2017 | ... (May 2017) |
| Core–mantle differentiation | Mid | C | 1 | September 2021 | ... (September 2021) |
| Cornelia C. Cameron | Unknown | C | 10 | July 2020 | ... (July 2020), Dead external links {{dead link}} (July 2020, June 2021), Style editing needed (February 2021), Unsourced passages need footnotes {{More citations needed}} (February 2021), Introduction cleanup (February 2021), Page number citations needed (June 2021), Factual verification needed (June 2021), Unsourced passages need footnotes {{citation needed}} (June 2021), Cites unreliable sources (June 2021) |
| Cosmogenic nuclide | Mid | Start | 1 | January 2022 | ... (January 2022) |
| Cottonwood Limestone | Low | B | 1 | September 2018 | ... (September 2018) |
| Cretaceous–Paleogene boundary | High | C | 1 | January 2022 | ... (January 2022) |
| Crystal system | Mid | C | 2 | January 2019 | ... (January 2019), Unsourced passages need footnotes {{More citations needed}} (September 2020) |
| Cuprospinel | Low | C | 1 | November 2022 | ... (November 2022) |
| Darcy (unit) | Unknown | Start | 1 | November 2021 | ... (November 2021) |
| Deep time | Mid | C | 1 | April 2025 | ... (April 2025) |
| Denudation | Mid | C | 4 | August 2021 | CS1 errors: missing periodical, Vague or ambiguous time (August 2021), ... (September 2021), CS1 errors: ISBN date |
| Diallage | Unknown | C | 1 | August 2022 | ... (August 2022) |
| Diapir | Mid | Start | 3 | May 2009 | Unsourced passages need footnotes {{citation needed}} (May 2009), ... (August 2018, October 2018) |
| Diastem | Low | Stub | 1 | August 2023 | ... (August 2023) |
| Diorite | Mid | C | 1 | November 2022 | ... (November 2022) |
| Dob's Linn | Low | Stub | 1 | March 2025 | ... (March 2025) |
| Dolomite (mineral) | Mid | C | 2 | July 2023 | Introduction cleanup (July 2023), ... (June 2025) |
| Drainage basin | High | C | 4 | January 2017 | Unsourced passages need footnotes {{citation needed}} (January 2017, April 2023, May 2025), ... (October 2024) |
| Drilling jumbo | Unknown | Stub | 3 | March 2015 | Cites no sources (March 2015), Unsourced passages need footnotes {{citation needed}} (December 2023), ... (December 2023) |
| Drywasher | Low | Stub | 2 | August 2013 | Has general references but lacks inline footnotes (August 2013), ... (April 2015) |
| Earth's inner core | High | B | 7 | May 2007 | Unsourced passages need footnotes {{citation needed}} (May 2007, March 2019, October 2020, July 2023, June 2025), CS1 errors: missing periodical, ... (March 2023) |
| Earth's magnetic field | Top | B | 2 | 2018 | Potentially dated statements (2018), ... (January 2022) |
| Economic analysis of climate change | High | C | 7 | August 2016 | Page number citations needed (August 2016), ... (November 2019, December 2023), Vague or ambiguous time (November 2019), Update needed (November 2019, January 2025), Dead external links {{dead link}} (July 2025) |
| Ediacaran | High | B | 2 | May 2013 | ... (May 2013, June 2013) |
| Endorheic basin | Low | C | 2 | July 2019 | Cites unreliable sources (July 2019), ... (August 2023) |
| Enhanced weathering | Mid | C | 4 | March 2013 | Page number citations needed (March 2013), ... (November 2020, December 2023), Pages with broken anchors (see article talk page, remove when fixed) |
| Environmental impact of fracking in the United States | Low | C | 10 | April 2013 | Unsourced passages need footnotes {{citation needed}} (March 2014, April 2015), Cites unreliable sources (September 2014), Failed verification (April 2013), ... (July 2015, April 2019), Update needed (March 2017), Potentially dated statements (February 2019), Dead external links {{dead link}} (August 2019), CS1 errors: missing periodical |
| Eoarchean | Mid | C | 3 | June 2021 | ... (June 2021), Potentially dated statements (September 2021), Unsourced passages need footnotes {{citation needed}} (February 2023) |
| Eoarchean geology | Unknown | C | 7 | December 2017 | Self-contradictory articles (December 2017), Failed verification (December 2017), CS1 errors: missing periodical, Cleanup needed (February 2023, February 2023), ... (February 2023), CS1 errors: periodical ignored |
| Erathem | Mid | Start | 1 | June 2021 | ... (June 2021) |
| Esperite | Low | Stub | 1 | February 2018 | ... (February 2018) |
| Estuary | Mid | C | 2 | June 2012 | ... (June 2012), Unsourced passages need footnotes {{citation needed}} (December 2020) |
| Eulytine | Low | B | 1 | December 2024 | ... (December 2024) |
| Evolution of the eye | Low | C | 3 | December 2008 | ... (December 2008, March 2017), Unsourced passages need footnotes {{More citations needed}} (October 2016) |
| Evolutionary grade | High | Start | 1 | September 2023 | ... (September 2023) |
| Evolutionary history of plants | High | B | 7 | April 2008 | ... (April 2008), Factual verification needed (April 2008), Reference errors, Unsourced passages need footnotes {{citation needed}} (December 2015, April 2018, June 2024), Pages with broken anchors (see article talk page, remove when fixed) |
| Exfoliation joint | Low | Start | 2 | October 2015 | Limited geographic scope (October 2015), ... (October 2017) |
| Exoasteroid | Unknown | C | 1 | December 2023 | ... (December 2023) |
| Exoskeleton | Low | C | 4 | September 2020 | Unsourced passages need footnotes {{citation needed}} (September 2020, May 2023), ... (September 2020), CS1 errors: periodical ignored |
| Filter cake | Low | Stub | 2 | May 2025 | Notability unclear (May 2025), ... (May 2025) |
| First break picking | Low | Stub | 1 | June 2010 | ... (June 2010) |
| Folkeslunda Limestone | Low | C | 1 | April 2021 | ... (April 2021) |
| Fossil fuel | High | C | 4 | August 2017 | Dead external links {{dead link}} (August 2017, April 2022), ... (November 2023), CS1 errors: ISBN date |
| Foumban Shear Zone | Low | Stub | 2 | August 2015 | ... (August 2015), Dead external links {{dead link}} (February 2024) |
| Fracking | Mid | C | 9 | December 2011 | Unsourced passages need footnotes {{citation needed}} (December 2011, August 2015, November 2015, July 2019, October 2020, December 2020), ... (August 2014, November 2015, July 2022) |
| Fracking in the United Kingdom | Low | C | 13 | March 2016 | ... (March 2016, March 2017, April 2017), Original research (March 2016, March 2017), Failed verification (March 2016), Unsourced passages need footnotes {{citation needed}} (March 2016, December 2016, March 2017, April 2017), CS1 errors: missing periodical, CS1 errors: periodical ignored, Link rot cleanup (August 2025) |
| French Geodesic Mission to the Equator | Unknown | C | 2 | November 2011 | Has general references but lacks inline footnotes (November 2011), ... (May 2020) |
| Future of Earth | Mid | GA | 3 | September 2021 | Page number citations needed (September 2021), ... (July 2024), Dead external links {{dead link}} (June 2025) |
| Gademotta | Low | Start | 1 | November 2013 | ... (November 2013) |
| Galápagos spreading centre | Low | Start | 2 | December 2024 | Coordinates needed, ... (December 2024) |
| Galápagos triple junction | Low | Stub | 1 | February 2023 | ... (February 2023) |
| Gas-rich meteorites | Unknown | Start | 2 | April 2025 | CS1 errors: missing periodical, ... (April 2025) |
| Gemstone | Low | C | 4 | November 2020 | Incomplete citations (November 2020), Potentially dated statements (2023), ... (August 2023), Unsourced passages need footnotes {{citation needed}} (April 2024) |
| Geologic record | High | Start | 1 | December 2019 | ... (December 2019) |
| Geology of Azerbaijan | Low | Start | 1 | June 2014 | ... (June 2014) |
| Geology of Cambodia | Unknown | Start | 2 | August 2018 | Unsourced passages need footnotes {{citation needed}} (August 2018), ... (November 2021) |
| Geology of Himachal Pradesh | Unknown | B | 1 | December 2020 | ... (December 2020) |
| Geology of Japan | Mid | Start | 1 | August 2024 | ... (August 2024) |
| Geology of Lebanon | Low | C | 1 | April 2020 | ... (April 2020) |
| Geology of Massachusetts | Mid | C | 3 | May 2013 | ... (May 2013), Cleanup needed (August 2022), Link rot cleanup (August 2022) |
| Geology of Togo | Mid | Start | 1 | August 2025 | ... (August 2025) |
| Geology of the Iberian Peninsula | Mid | C | 2 | December 2013 | ... (December 2013), Unsourced passages need footnotes {{citation needed}} (March 2018) |
| Geology of the Kimberley (Western Australia) | Low | C | 4 | November 2022 | Expert attention needed (November 2022), ... (November 2022), Expansion needed (November 2022) |
| Geology of the North Sea | Mid | C | 2 | April 2012 | ... (April 2012), CS1 errors: periodical ignored |
| Geology of the southern North Sea | Unknown | C | 2 | July 2018 | ... (July 2018), CS1 errors: missing periodical |
| Geophysical global cooling | Low | C | 1 | March 2018 | ... (March 2018) |
| Ghost forest | Low | Start | 1 | May 2017 | ... (May 2017) |
| Glacial erratic | Mid | C | 2 | May 2022 | CS1 errors: missing periodical, ... (May 2022) |
| Glacial geoengineering | Low | C | 1 | April 2023 | ... (April 2023) |
| Gold | Mid | B | 12 | June 2016 | Dead external links {{dead link}} (June 2016, December 2021), ... (April 2019, September 2023, January 2025), Potentially dated statements (2020, October 2025), Update needed (May 2022), Vague or ambiguous time (January 2024), Unsourced passages need footnotes {{citation needed}} (January 2024, May 2024, January 2025) |
| Gold mining | Unknown | C | 8 | June 2010 | Unsourced passages need footnotes {{citation needed}} (September 2010, July 2013), Update needed (June 2010), Potentially dated statements (2020), CS1 errors: periodical ignored, Cites unreliable sources (December 2023), CS1 errors: ISBN date, ... (June 2025) |
| Golden Beach (Hong Kong) | Low | Start | 2 | February 2023 | ... (February 2023), Update needed (February 2023) |
| Gravity spreading | Low | Start | 1 | April 2014 | ... (April 2014) |
| Great Hungarian Plain | High | Start | 1 | September 2024 | ... (September 2024) |
| Great Rift Valley | High | C | 4 | June 2024 | Unsourced passages need footnotes {{More citations needed}} (June 2024), Failed verification (September 2024), ... (September 2024), Disputed statements (December 2024) |
| Gregory Shchurovsky | Unknown | Stub | 3 | April 2023 | Accuracy disputes or self-published (April 2023), Weasel-worded phrases (August 2024), ... (August 2024) |
| Groundwater | High | C | 1 | May 2021 | ... (May 2021) |
| Grès de l'Infralias | Low | Stub | 1 | June 2020 | ... (June 2020) |
| Géologique de Saucats et La Brède National Nature Reserve | Low | Start | 1 | February 2022 | ... (February 2022) |
| Hamat Gader | Low | C | 7 | June 2013 | Unsourced passages need footnotes {{citation needed}} (June 2013, May 2015, July 2022), ... (April 2016), Cites unreliable sources (June 2022), Unsourced passages need footnotes {{More citations needed}} (July 2022), CS1 errors: periodical ignored |
| Hebridean terrane | Mid | C | 2 | June 2019 | ... (June 2019), Weasel-worded phrases (June 2019) |
| History of geodesy | Mid | C | 9 | November 2011 | Unsourced passages need footnotes {{citation needed}} (November 2011, August 2025, September 2025), Split needed (August 2020), ... (November 2021), Off-topic sections (November 2021), Self-contradictory articles (February 2022), Dead external links {{dead link}} (June 2023), CS1 errors: ISBN date |
| Holocene extinction | Mid | B | 5 | July 2020 | Dead external links {{dead link}} (July 2020), Update needed (March 2022), Cites unreliable sources (May 2022), Pages with broken anchors (see article talk page, remove when fixed), ... (November 2024) |
| Homocline | Low | Start | 1 | August 2022 | ... (August 2022) |
| Hydrogeology | High | B | 5 | April 2016 | Unsourced passages need footnotes {{More citations needed}} (April 2016), Incomplete citations (March 2017), ... (June 2024), Vague or ambiguous time (August 2024, September 2024) |
| Hydrothermal mineral deposit | Low | B | 2 | December 2018 | ... (December 2018), CS1 errors: missing periodical |
| Ilumetsa crater | Low | Stub | 1 | December 2013 | ... (December 2013) |
| Indian Ocean Geoid Low | Mid | Start | 1 | October 2025 | ... (October 2025) |
| Inner core super-rotation | Mid | GA | 1 | March 2023 | ... (March 2023) |
| Internal structure of Earth | High | C | 4 | August 2022 | Expansion needed (August 2022), ... (August 2022), Unsourced passages need footnotes {{citation needed}} (November 2023), Cites unreliable sources (July 2024) |
| Intraplate volcanism | Low | B | 6 | July 2015 | ... (July 2015, May 2020, September 2020), Weasel-worded phrases (May 2020), Factual verification needed (October 2020), CS1 errors: periodical ignored |
| Iron cycle | Low | Start | 1 | April 2025 | ... (April 2025) |
| Iron ore | Mid | C | 8 | October 2009 | Unsourced passages need footnotes {{citation needed}} (October 2009, February 2012, April 2018), Unsourced passages need footnotes {{More citations needed}} (October 2012, July 2021), Weasel-worded phrases (April 2018), Vague or ambiguous time (June 2022), ... (December 2024) |
| Isopycnic | Low | Stub | 2 | December 2009 | Unsourced passages need footnotes {{More citations needed}} (December 2009), ... (March 2024) |
| Isotope geochemistry | High | B | 1 | January 2024 | ... (January 2024) |
| James G. Sawkins | Unknown | B | 2 | October 2022 | Weasel-worded phrases (October 2022), ... (October 2022) |
| Judy Fierstein (BLP) | Mid | B | 2 | 2019 | Potentially dated statements (2019), ... (May 2025) |
| Kaali crater | Low | Start | 3 | January 2011 | Unsourced passages need footnotes {{citation needed}} (January 2011), ... (February 2020), CS1 errors: periodical ignored |
| Karlıova triple junction | Low | Stub | 1 | October 2018 | ... (October 2018) |
| Karst spring | Low | Start | 2 | June 2022 | Disputed statements (June 2022), ... (June 2022) |
| Kemp Morgan | Low | Stub | 1 | August 2024 | ... (August 2024) |
| Kettle (landform) | Low | Start | 1 | September 2018 | ... (September 2018) |
| Lantian Formation | Low | Start | 1 | November 2013 | ... (November 2013) |
| Lapidary (text) | Low | C | 1 | December 2024 | ... (December 2024) |
| Large igneous province | High | Start | 4 | August 2011 | Unsourced passages need footnotes {{citation needed}} (August 2011), ... (June 2018), Dead external links {{dead link}} (June 2021), CS1 errors: periodical ignored |
| Late Cenozoic Ice Age | Unknown | B | 3 | February 2019 | Unsourced passages need footnotes {{citation needed}} (February 2019), ... (September 2019), CS1 errors: periodical ignored |
| Late Devonian mass extinction | Mid | B | 2 | September 2018 | ... (September 2018), Weasel-worded phrases (September 2025) |
| Laurentia | High | C | 1 | May 2017 | ... (May 2017) |
| Leskean Cabinet | Low | Start | 2 | August 2012 | Coordinates needed, ... (August 2012) |
| Limestone | Top | B | 1 | April 2024 | ... (April 2024) |
| List of UNESCO Global Geoparks in Latin America | Unknown | List | 1 | May 2022 | ... (May 2022) |
| List of craters in the Solar System | Low | List | 3 | June 2011 | ... (June 2011), Potentially dated statements (2017), Unsourced passages need footnotes {{citation needed}} (June 2022) |
| List of fault zones | Low | List | 1 | January 2023 | ... (January 2023) |
| List of geomagnetic reversals | Unknown | List | 1 | September 2021 | ... (September 2021) |
| List of minerals recognized by the International Mineralogical Association | High | List | 3 | November 2024 | Potentially dated statements (November 2024, May 2025), ... (November 2024) |
| Long-period tides | Low | Start | 1 | April 2020 | ... (April 2020) |
| Lotus chalice | Mid | Start | 1 | April 2022 | ... (April 2022) |
| Lustre (mineralogy) | Low | C | 1 | December 2022 | ... (December 2022) |
| Magnesite | Low | C | 2 | November 2024 | Introduction cleanup (November 2024), ... (October 2025) |
| Mahomet Aquifer | Low | Start | 3 | February 2016 | Unsourced passages need footnotes {{citation needed}} (February 2016), ... (February 2016), Unsourced passages need footnotes {{More citations needed}} (May 2024) |
| Main stem | Mid | Start | 1 | January 2024 | ... (January 2024) |
| Manila Trench | Mid | Start | 2 | April 2019 | Unsourced passages need footnotes {{citation needed}} (April 2019), ... (April 2019) |
| Mantle oxidation state | Unknown | B | 3 | May 2024 | Unsourced passages need footnotes {{citation needed}} (May 2024), ... (October 2024), Expansion needed (October 2024) |
| Mantle wedge | Mid | Start | 2 | March 2012 | Unsourced passages need footnotes {{citation needed}} (March 2012), ... (May 2024) |
| Mapping of Venus | Top | C | 4 | January 2017 | Cleanup needed (January 2017, January 2017), ... (May 2018, August 2021) |
| Marble | High | Start | 1 | March 2023 | ... (March 2023) |
| Marine geology | High | Start | 3 | April 2024 | CS1 errors: missing periodical, ... (April 2024), Unsourced passages need footnotes {{citation needed}} (April 2024) |
| Megabias | Low | Start | 2 | February 2021 | CS1 errors: missing periodical, ... (February 2021) |
| Metamorphic core complex | Unknown | Start | 3 | July 2024 | ... (July 2024), Unsourced passages need footnotes {{citation needed}} (July 2024), Style editing needed (July 2024) |
| Michael Lehning (BLP) | Low | Start | 3 | May 2021 | CS1 errors: missing periodical, Orphaned (May 2021), ... (May 2021) |
| Middle Miocene Climatic Optimum | Low | C | 1 | August 2024 | ... (August 2024) |
| Mining | Mid | B | 9 | December 2013 | ... (December 2013, December 2016), Dead external links {{dead link}} (December 2018), Unsourced passages need footnotes {{citation needed}} (January 2021, March 2024, December 2024), Vague or ambiguous time (April 2021), Obsolete information (July 2022), Unsourced passages need footnotes {{More citations needed}} (March 2024) |
| Mir mine | Mid | Start | 2 | June 2017 | Dead external links {{dead link}} (June 2017), ... (December 2018) |
| Mount Vesuvius | Mid | B | 4 | February 2020 | Unsourced passages need footnotes {{citation needed}} (February 2020), Factual verification needed (April 2021), ... (September 2022), CS1 errors: periodical ignored |
| Mountain formation | Low | C | 1 | January 2017 | ... (January 2017) |
| Mud volcano | Mid | C | 7 | September 2011 | Unsourced passages need footnotes {{citation needed}} (September 2011, July 2012, July 2014, August 2020, March 2023), ... (January 2020), Page number citations needed (August 2021) |
| Mulde event | Mid | Start | 1 | April 2020 | ... (April 2020) |
| Mylonite | Mid | Start | 1 | April 2023 | ... (April 2023) |
| Mélange | Mid | Start | 2 | May 2012 | Has general references but lacks inline footnotes (May 2012), ... (May 2012) |
| Natural remanent magnetization | Low | Start | 1 | May 2025 | ... (May 2025) |
| Neumann lines | Low | Start | 1 | October 2019 | ... (October 2019) |
| Niobrara Formation | Low | Start | 2 | September 2023 | Unsourced passages need footnotes {{More citations needed}} (September 2023), ... (September 2023) |
| Non-aqueous phase liquid | Unknown | B | 1 | January 2024 | ... (January 2024) |
| North Atlantic Igneous Province | Mid | C | 3 | December 2013 | Coordinates needed, ... (December 2013), CS1 errors: periodical ignored |
| North magnetic pole | High | B | 4 | February 2014 | ... (February 2014), Cites unreliable sources (December 2019), Failed verification (August 2023), Update needed (June 2025) |
| Ocean acidification | Mid | B | 2 | October 2023 | ... (October 2023), Potentially dated statements (2024) |
| Oceanic basin | High | Start | 1 | May 2024 | ... (May 2024) |
| Ordinary chondrite | Low | Start | 1 | March 2025 | ... (March 2025) |
| Orogenic belt | Low | Start | 1 | March 2022 | ... (March 2022) |
| Orogenic gold deposit | Low | C | 5 | May 2023 | CS1 errors: missing periodical, Unsourced passages need footnotes {{citation needed}} (May 2023), CS1 errors: periodical ignored, ... (May 2024), Dead external links {{dead link}} (August 2025) |
| Overprinting (geology) | Unknown | Start | 1 | October 2025 | ... (October 2025) |
| Painite | Low | Start | 3 | July 2020 | Unsourced passages need footnotes {{citation needed}} (July 2020), ... (July 2020), Vague or ambiguous time (September 2021) |
| Paleodictyon nodosum | Mid | C | 2 | June 2022 | ... (June 2022), Incomplete citations (June 2022) |
| Paleoproterozoic | Mid | C | 1 | September 2022 | ... (September 2022) |
| Pamukkale | Mid | Start | 1 | September 2020 | ... (September 2020) |
| Pannonian Basin | Mid | Start | 11 | July 2022 | Unsourced passages need footnotes {{More citations needed}} (July 2022, April 2023, August 2024), Unsourced passages need footnotes {{citation needed}} (April 2023, February 2025, May 2025), Weasel-worded phrases (May 2025), ... (May 2025), Cites unreliable sources (May 2025), Disputed statements (May 2025), Page number citations needed (May 2025) |
| Peridotite | High | C | 3 | January 2025 | Harv and Sfn no-target errors, ... (January 2025), Weasel-worded phrases (January 2025) |
| Permeability (porous media) | High | Start | 3 | April 2008 | Unsourced passages need footnotes {{More citations needed}} (April 2008), Has general references but lacks inline footnotes (September 2014), ... (June 2018) |
| Phases of ice | Top | C | 6 | 2013 | Potentially dated statements (2013), Unsourced passages need footnotes {{citation needed}} (August 2017), Accuracy disputes or self-published (September 2022), Vague or ambiguous time (May 2024), Introduction cleanup (May 2024), ... (April 2025) |
| Pierre Teilhard de Chardin | Low | B | 4 | November 2017 | Page number citations needed (November 2017), ... (August 2018), Unsourced passages need footnotes {{citation needed}} (September 2024, July 2025) |
| Porphyry copper deposit | Low | Start | 4 | February 2015 | Unsourced passages need footnotes {{citation needed}} (February 2015, April 2025), Dead external links {{dead link}} (January 2018), ... (April 2025) |
| Problems in coal mining | Low | Stub | 3 | February 2009 | ... (February 2009), Context needed (October 2020), Unsourced passages need footnotes {{More citations needed}} (November 2023) |
| Proterozoic | High | C | 2 | April 2023 | ... (April 2023, June 2023) |
| Protolith | Mid | Stub | 3 | January 2021 | Unsourced passages need footnotes {{More citations needed}} (January 2021), Unsourced passages need footnotes {{citation needed}} (September 2024), ... (September 2024) |
| Proxy (climate) | Unknown | C | 4 | November 2011 | ... (November 2011, April 2019), Potentially dated statements (2018), Unsourced passages need footnotes {{citation needed}} (June 2018) |
| Pyrite | Mid | C | 1 | December 2019 | ... (December 2019) |
| Radula | Low | C | 4 | September 2008 | Factual verification needed (March 2009), Expansion needed (September 2008), ... (April 2011), Dead external links {{dead link}} (July 2025) |
| Railbit | Unknown | Start | 2 | April 2017 | Orphaned (April 2017), ... (June 2017) |
| Rare-earth element | Mid | C | 13 | May 2019 | Reference errors, Update needed (May 2019), ... (April 2021), Potentially dated statements (March 2022, 2025, June 2025, August 2025), Dead external links {{dead link}} (January 2023), Vague or ambiguous time (July 2023, September 2025), Unsourced passages need footnotes {{More citations needed}} (September 2025), Unsourced passages need footnotes {{citation needed}} (September 2025), Expansion needed (October 2025) |
| Reactions to the 2008 Sichuan earthquake | Low | B | 6 | March 2016 | Dead external links {{dead link}} (March 2016, June 2017, August 2018), Unsourced passages need footnotes {{citation needed}} (October 2020), CS1 errors: URL, ... (January 2023) |
| Realgar | Low | C | 2 | September 2025 | ... (September 2025), Unsourced passages need footnotes {{citation needed}} (September 2025) |
| Reef | Mid | Start | 3 | February 2021 | CS1 errors: missing periodical, Expansion needed (February 2021), ... (November 2024) |
| Reflection seismology | Mid | B | 2 | July 2012 | Unsourced passages need footnotes {{citation needed}} (July 2012), ... (October 2017) |
| Refractory | Low | B | 2 | May 2020 | ... (May 2020), Unsourced passages need footnotes {{More citations needed}} (August 2023) |
| Regional geology | Low | Stub | 2 | April 2013 | Unsourced passages need footnotes {{More citations needed}} (April 2013), ... (May 2013) |
| Rhynie chert | Mid | B | 3 | May 2008 | Unsourced passages need footnotes {{citation needed}} (May 2008), ... (August 2021), CS1 errors: periodical ignored |
| Rockall | Mid | B | 7 | February 2019 | Original research (February 2019), Unsourced passages need footnotes {{citation needed}} (October 2022, August 2023, June 2025), ... (February 2024, June 2025), Disputed statements (June 2025) |
| Rocky Mountain Trench | Low | C | 3 | January 2016 | Unsourced passages need footnotes {{More citations needed}} (January 2016), Has general references but lacks inline footnotes (August 2018), ... (December 2018) |
| Rogen moraine | Low | Start | 1 | July 2009 | ... (July 2009) |
| Romanche Trench | Mid | Start | 1 | April 2024 | ... (April 2024) |
| Saale glaciation | Mid | Start | 1 | February 2021 | ... (February 2021) |
| San Benedicto Island | Mid | C | 2 | November 2007 | ... (November 2007), Unsourced passages need footnotes {{citation needed}} (November 2007) |
| San Fernando Valley | Low | Start | 7 | July 2014 | Unsourced passages need footnotes {{More citations needed}} (July 2014, August 2014), Unsourced passages need footnotes {{citation needed}} (October 2014, November 2014, December 2019), Weasel-worded phrases (September 2018), ... (February 2019) |
| Santos Basin | Low | B | 3 | February 2020 | ... (February 2020), Unsourced passages need footnotes {{citation needed}} (August 2021), Dead external links {{dead link}} (August 2025) |
| Sapphire | Mid | B | 6 | October 2014 | Unsourced passages need footnotes {{citation needed}} (October 2014, August 2021, February 2025), ... (October 2017, August 2024), Unsourced passages need footnotes {{More citations needed}} (March 2021) |
| Seismic anisotropy | Low | C | 3 | July 2018 | Introduction cleanup (July 2018), ... (April 2024), Vague or ambiguous time (April 2024) |
| Seismic interferometry | Low | Start | 2 | September 2018 | ... (September 2018), Harv and Sfn no-target errors |
| Shale gas | Mid | C | 9 | July 2011 | Unsourced passages need footnotes {{citation needed}} (July 2011, March 2015, July 2019), Factual verification needed (February 2012), Cites unreliable sources (October 2014), Vague or ambiguous time (May 2016), Limited geographic scope (February 2022), ... (March 2022), Wikipedia neutral point of view disputes (July 2022) |
| Shaximiao Formation | Low | B | 1 | August 2025 | ... (August 2025) |
| Shear velocity | Low | Start | 2 | September 2014 | Has general references but lacks inline footnotes (September 2014), ... (August 2021) |
| Shelly limestone | Low | Stub | 1 | June 2013 | ... (June 2013) |
| Shirabad Formation | Low | Stub | 1 | October 2020 | ... (October 2020) |
| Shonkinite | Low | Start | 2 | July 2019 | Page number citations needed (July 2019), ... (July 2019) |
| Sidoarjo mud flow | Mid | B | 8 | November 2008 | Unsourced passages need footnotes {{citation needed}} (November 2008, March 2025), ... (October 2016), Dead external links {{dead link}} (July 2021), Update needed (August 2022, March 2025), Unsourced passages need footnotes {{More citations needed}} (February 2025, March 2025) |
| Silver mining in Colorado | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Sinkhole | Low | C | 5 | April 2013 | Unsourced passages need footnotes {{citation needed}} (April 2013, November 2014, March 2015), ... (June 2013), Potentially dated statements (June 2021) |
| Sinnipee Group | Low | Start | 1 | August 2020 | ... (August 2020) |
| Sintering | Mid | C | 5 | September 2012 | ... (September 2012), CS1 errors: missing periodical, Has general references but lacks inline footnotes (October 2022), Unsourced passages need footnotes {{More citations needed}} (July 2023), Original research (September 2024) |
| Slab suction | Mid | Stub | 1 | January 2021 | ... (January 2021) |
| South Wales Valleys | Unknown | C | 5 | August 2009 | Unsourced passages need footnotes {{More citations needed}} (August 2009, April 2023), ... (December 2017), Unsourced passages need footnotes {{citation needed}} (December 2019), Obsolete information (January 2023) |
| Spreading ground | Mid | Stub | 1 | April 2023 | ... (April 2023) |
| Stalactite | Low | Start | 3 | November 2019 | CS1 errors: missing periodical, ... (November 2019), Unsourced passages need footnotes {{citation needed}} (August 2021) |
| Stratospheric aerosol injection | High | C | 4 | December 2023 | Harv and Sfn no-target errors, Pages with broken anchors (see article talk page, remove when fixed), Unsourced passages need footnotes {{citation needed}} (December 2023), ... (December 2023) |
| Stream | Mid | Start | 5 | November 2015 | Unsourced passages need footnotes {{citation needed}} (November 2015, February 2021), ... (June 2020, November 2021), Factual verification needed (December 2024) |
| Sturtian glaciation | Low | Start | 2 | April 2023 | ... (April 2023), Unsourced passages need footnotes {{citation needed}} (January 2025) |
| Subaqueous volcano | Low | Stub | 6 | February 2024 | Weasel words (February 2024), Unsourced passages need footnotes {{More citations needed}} (July 2024), ... (July 2024, December 2024), Has general references but lacks inline footnotes (July 2024), Off-topic sections (July 2024) |
| Subbasin | Low | Stub | 1 | October 2016 | ... (October 2016) |
| Subduction tectonics of the Philippines | Mid | B | 1 | January 2023 | ... (January 2023) |
| Taphonomy | Top | C | 8 | April 2011 | Unsourced passages need footnotes {{More citations needed}} (April 2011), Unsourced passages need footnotes {{citation needed}} (January 2017, April 2021), ... (February 2018, August 2018), CS1 errors: missing periodical, Factual verification needed (April 2021), Page number citations needed (April 2021) |
| Tectonics of the South China Sea | Low | C | 1 | November 2014 | ... (November 2014) |
| Tektite | Mid | C | 3 | August 2015 | ... (August 2015, January 2022), Potentially dated statements (April 2021) |
| Tesla Fault | Low | Stub | 1 | February 2025 | ... (February 2025) |
| The Solent | Low | C | 3 | November 2023 | Articles using infobox body of water without alt, Articles using infobox body of water without pushpin map alt, ... (November 2023) |
| Tonto Group | Mid | Start | 1 | January 2021 | ... (January 2021) |
| Turquoise | Mid | B | 7 | June 2007 | Unsourced passages need footnotes {{citation needed}} (June 2007, December 2020), Unsourced passages need footnotes {{More citations needed}} (April 2019, June 2022), Weasel-worded phrases (April 2019), ... (November 2019), CS1 errors: ISBN date |
| UNESCO Global Geoparks | Low | List | 3 | May 2022 | CS1 errors: generic title, ... (May 2022), Update needed (August 2022) |
| Urolite | Low | Start | 1 | February 2012 | ... (February 2012) |
| Vacuum cementing | Low | Stub | 3 | March 2021 | ... (March 2021), Unsourced passages need footnotes {{More citations needed}} (March 2021), Unsourced passages need footnotes {{citation needed}} (March 2021) |
| Valley | High | C | 2 | May 2013 | Unsourced passages need footnotes {{More citations needed}} (May 2013), ... (January 2021) |
| Vermiculite | Mid | B | 4 | December 2012 | ... (December 2012), Unsourced passages need footnotes {{More citations needed}} (March 2015), Unsourced passages need footnotes {{citation needed}} (April 2022), Dead external links {{dead link}} (September 2024) |
| Vienna Basin | Unknown | Start | 1 | July 2021 | ... (July 2021) |
| Vinod Singh Chhetri | Unknown | Start | 5 | March 2021 | Promotional tone (March 2021), Orphaned (March 2021), ... (March 2021), Unsourced passages need footnotes {{More citations needed}} (March 2021), Unsourced passages need footnotes {{citation needed}} (December 2022) |
| Visual MODFLOW | Low | Stub | 4 | February 2012 | Unsourced passages need footnotes {{More citations needed}} (February 2012), Promotional tone (February 2012), Notability unclear (February 2012), ... (August 2021) |
| Volcanic eruption | High | GA | 1 | October 2021 | ... (October 2021) |
| Volcanic hazard | Low | Start | 2 | May 2011 | ... (May 2011), Unsourced passages need footnotes {{citation needed}} (October 2021) |
| Walter Hermann Bucher | Low | Stub | 1 | May 2018 | ... (May 2018) |
| William Conybeare (geologist) | Low | Start | 2 | June 2020 | Unsourced passages need footnotes {{citation needed}} (June 2020), ... (May 2023) |
| William Graham Henderson Maxwell | Low | Start | 1 | June 2022 | ... (June 2022) |
| Wind-wave dissipation | Unknown | Start | 3 | March 2014 | Unsourced passages need footnotes {{More citations needed}} (March 2014), ... (March 2014), CS1 errors: missing periodical |
| Wüstite | Low | C | 1 | April 2024 | ... (April 2024) |
| Yevgeny Fyodorov (scientist) | Low | Stub | 3 | August 2017 | Unsourced passages need footnotes {{More citations needed}} (August 2017), Factual verification needed (June 2018), ... (April 2022) |
| Younger Dryas impact hypothesis | Mid | C | 4 | July 2021 | Off-topic sections (July 2021), Update needed (December 2021), Cites unreliable sources (October 2022), ... (December 2022) |
| Yukon–Tanana terrane | Low | Start | 1 | April 2022 | ... (April 2022) |
| Zhemchug Canyon | Low | Stub | 1 | July 2025 | ... (July 2025) |
| Δ18O | Low | Start | 1 | December 2015 | ... (December 2015) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Bay de Verde Formation | Low | Stub | 1 | June 2022 | ... (June 2022) |
| Begrih Formation | Low | Stub | 4 | November 2024 | Coordinates needed, Orphaned (November 2024), ... (November 2024), Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Chaleurs Group | Low | Stub | 1 | February 2021 | ... (February 2021) |
| Fluvial seismology | Low | C | 1 | November 2021 | ... (November 2021) |
| Honorat Formation | Low | Stub | 2 | February 2021 | Has general references but lacks inline footnotes (February 2021), ... (February 2021) |
| Ivrea zone | Low | Stub | 2 | July 2025 | ... (July 2025), Unsourced passages need footnotes {{More citations needed}} (July 2025) |
| Kallamedu Formation | Low | Stub | 1 | December 2020 | ... (December 2020) |
| Lippmann diagram | Low | Stub | 3 | July 2020 | ... (July 2020), Unsourced passages need footnotes {{citation needed}} (July 2020), Orphaned (December 2024) |
| Mampuwordu Sands | Low | Stub | 1 | May 2019 | ... (May 2019) |
| Naylor Ledge Formation | Low | Stub | 2 | February 2021 | Has general references but lacks inline footnotes (February 2021), ... (February 2021) |
| Problems in coal mining | Low | Stub | 3 | February 2009 | Clarification needed (February 2009), ... (October 2020), Unsourced passages need footnotes {{More citations needed}} (November 2023) |
| Techlog | Low | Start | 2 | June 2013 | ... (June 2013), Orphaned (February 2021) |
| Zuozuo Formation | Low | Stub | 3 | May 2020 | Unsourced passages need footnotes {{More citations needed}} (May 2020, August 2021), ... (May 2020) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Archie's law | Mid | Start | 4 | January 2021 | ... (January 2021), Unsourced passages need footnotes {{citation needed}} (January 2021), Clarification needed (January 2021) |
| Colombian emeralds | Mid | Start | 4 | March 2014 | ... (March 2014), Unsourced passages need footnotes {{citation needed}} (January 2017, February 2023) |
| Environmental radioactivity | Mid | C | 5 | November 2008 | ... (November 2008), Unsourced passages need footnotes {{citation needed}} (November 2010, November 2012), Unsourced passages need footnotes {{More citations needed}} (November 2010) |
| Fossil | Top | B | 6 | August 2014 | ... (May 2021), Page number citations needed (August 2014), Too technical (May 2021), Dead external links {{dead link}} (September 2023), CS1 errors: ISBN date |
| Geology of the Kimberley (Western Australia) | Low | C | 4 | November 2022 | ... (November 2022), Clarification needed (November 2022), Expansion needed (November 2022) |
| Jaduguda uranium mine | Mid | Start | 2 | October 2022 | ... (October 2022) |
| Kanmantoo group | Low | Stub | 2 | March 2015 | ... (March 2015) |
| Late Pleistocene extinctions | Low | B | 9 | June 2010 | ... (March 2023), Unsourced passages need footnotes {{citation needed}} (June 2010, February 2021, March 2024), Dead external links {{dead link}} (February 2020), Style editing needed (March 2023), Page number citations needed (April 2023), CS1 errors: ISBN date |
| List of river basins in the United States | Low | List | 3 | March 2013 | ... (March 2022), Expansion needed (March 2013) |
| Ludlow Group | Low | Start | 3 | February 2008 | Factual verification needed (February 2008), ... (October 2017) |
| Marcy Group | Unknown | Stub | 3 | November 2024 | ... (November 2024), Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Salagou Formation | Low | Stub | 2 | December 2021 | ... (December 2021) |
| Tephrochronology | Mid | Start | 3 | August 2025 | ... (August 2025), Too technical (August 2025) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Cataclysmic pole shift hypothesis | Low | Start | 3 | March 2018 | ... (March 2018), Vague or ambiguous time (August 2021), CS1 errors: ISBN date |
| Discharge (hydrology) | Mid | C | 2 | December 2023 | Unsourced passages need footnotes {{More citations needed}} (December 2023), ... (December 2023) |
| GPlates | Low | C | 6 | March 2021 | Cites unreliable sources (March 2021), ... (March 2021), Unsourced passages need footnotes {{More citations needed}} (June 2022), Dead external links {{dead link}} (November 2024), External link cleanup {{external links}} (July 2025), Promotional tone (July 2025) |
| John P. Platt (BLP) | Low | Start | 2 | March 2025 | Categories needed (March 2025), ... (March 2025) |
| Josiah Edward Spurr | Low | Start | 2 | January 2018 | Dead external links {{dead link}} (January 2018), ... (April 2020) |
| Nanjemoy Formation | Low | Stub | 2 | January 2024 | CS1 errors: missing periodical, ... (January 2024) |
| Seismogram | Mid | Start | 1 | September 2014 | ... (September 2014) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Carbon sequestration | Low | B | 9 | March 2013 | Accuracy disputes or self-published (March 2013), Update needed (June 2019, May 2024), Pages with broken anchors (see article talk page, remove when fixed), Unsourced passages need footnotes {{citation needed}} (July 2023), Limited geographic scope (May 2024), Cites unreliable sources (May 2024), Clarification needed (May 2024), ... (May 2024) |
| Diamond | Mid | FA | 1 | October 2023 | ... (October 2023) |
| Eoarchean geology | Unknown | C | 7 | December 2017 | ... (December 2017), Failed verification (December 2017), CS1 errors: missing periodical, Cleanup needed (February 2023, February 2023), Clarification needed (February 2023), CS1 errors: periodical ignored |
| History of geodesy | Mid | C | 9 | November 2011 | Unsourced passages need footnotes {{citation needed}} (November 2011, August 2025, September 2025), Split needed (August 2020), Clarification needed (November 2021), Off-topic sections (November 2021), ... (February 2022), Dead external links {{dead link}} (June 2023), CS1 errors: ISBN date |
| List of impact structures on Earth | Mid | List | 2 | January 2018 | ... (January 2018), Potentially dated statements (2022) |
| Northwest Africa 801 | Unknown | Start | 1 | October 2021 | ... (October 2021) |
| Quake (natural phenomenon) | Mid | Start | 4 | March 2012 | Unsourced passages need footnotes {{More citations needed}} (March 2012), Incomplete citations (September 2018), ... (December 2023), Update needed (November 2024) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Boninite | Mid | Start | 2 | December 2009 | ... (December 2009), Unsourced passages need footnotes {{More citations needed}} (March 2021) |
| Bottom simulating reflector | Low | Start | 2 | December 2021 | ... (December 2021), Orphaned (October 2025) |
| Bournonite | Low | Start | 1 | November 2017 | ... (November 2017) |
| Canjuers Lagerstätte | Low | Start | 1 | June 2022 | ... (June 2022) |
| Carnian pluvial episode | Low | C | 1 | March 2021 | ... (March 2021) |
| Cratonic sequence | Mid | Stub | 2 | January 2011 | ... (January 2011), Unsourced passages need footnotes {{citation needed}} (April 2023) |
| David Beerling (BLP) | Low | Start | 6 | April 2015 | Potentially dated statements (2015), Unsourced passages need footnotes {{citation needed}} (April 2015, March 2016), ... (March 2016), Cites unreliable sources (January 2021), Promotional tone (August 2025) |
| Eagle Ford Group | Low | Stub | 3 | January 2020 | Unsourced passages need footnotes {{citation needed}} (January 2020), ... (January 2020), Link rot cleanup (August 2024) |
| Eucrite | Low | Start | 2 | July 2017 | ... (July 2017), Unsourced passages need footnotes {{More citations needed}} (July 2017) |
| Fossil | Top | B | 6 | August 2014 | Expert attention needed (May 2021), Page number citations needed (August 2014), ... (May 2021), Dead external links {{dead link}} (September 2023), CS1 errors: ISBN date |
| Geological event | Low | Start | 1 | December 2021 | ... (December 2021) |
| Geology of Utah | Low | C | 2 | March 2022 | Unsourced passages need footnotes {{More citations needed}} (March 2022), ... (May 2023) |
| Goddard Earth Observing System | Unknown | Stub | 2 | January 2019 | ... (January 2019), Unsourced passages need footnotes {{More citations needed}} (January 2019) |
| Incompatible element | Low | Start | 1 | April 2017 | ... (April 2017) |
| Interference ripples | Low | Stub | 2 | March 2016 | ... (March 2016), Unsourced passages need footnotes {{More citations needed}} (January 2017) |
| Kinetic energy metamorphosis | Low | Start | 1 | February 2017 | ... (February 2017) |
| Love number | Low | Start | 1 | June 2024 | ... (June 2024) |
| Merlis Serpentinites | Low | Start | 2 | October 2012 | Has general references but lacks inline footnotes (October 2012), ... (August 2022) |
| Nuclear magnetic resonance logging | Unknown | Start | 1 | February 2012 | ... (February 2012) |
| Paleostress | Low | Start | 2 | January 2011 | ... (January 2011), Unsourced passages need footnotes {{citation needed}} (November 2022) |
| Panasqueira | Mid | Start | 8 | May 2017 | Unsourced passages need footnotes {{More citations needed}} (May 2017), Has general references but lacks inline footnotes (August 2017), CS1 errors: generic name, ... (August 2023), Weasel-worded phrases (August 2023), Vague or ambiguous time (August 2023), Failed verification (August 2023), Unsourced passages need footnotes {{citation needed}} (August 2023) |
| Paulscherrerite | Low | Start | 1 | January 2025 | ... (January 2025) |
| Reduced chi-squared statistic | Low | Start | 1 | April 2021 | ... (April 2021) |
| Ross Lake Fault | Low | Stub | 1 | December 2014 | ... (December 2014) |
| Satakunta dyke swarms | Unknown | Stub | 2 | September 2016 | Expansion needed (September 2016), ... (December 2016) |
| Shear zone | Mid | Start | 1 | August 2012 | ... (August 2012) |
| Tephrochronology | Mid | Start | 3 | August 2025 | Expert attention needed (August 2025), ... (August 2025) |
| Thermal history of Earth | Unknown | C | 3 | April 2013 | Original research (April 2013, September 2013), ... (April 2013) |
| Wash load | Low | Stub | 1 | July 2020 | ... (July 2020) |
| Zagros fold and thrust belt | Low | Start | 3 | January 2013 | Coordinates needed, ... (January 2013), Unsourced passages need footnotes {{citation needed}} (September 2019) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Brenham (meteorite) | Low | Start | 1 | January 2023 | ... (January 2023) |
| Christie D. Rowe (BLP) | Low | Start | 1 | May 2019 | ... (May 2019) |
| Contourite | Mid | B | 2 | June 2013 | ... (June 2013), Clarification needed (May 2014) |
| Crosswicks Clay | Low | Stub | 6 | June 2020 | Unsourced passages need footnotes {{More citations needed}} (June 2020), Has general references but lacks inline footnotes (June 2020), Cites unreliable sources (December 2023), ... (December 2023), Accuracy disputes or self-published (December 2023), Unsourced passages need footnotes {{citation needed}} (December 2023) |
| Hempstead Plains | Low | Start | 3 | January 2008 | Unsourced passages need footnotes {{More citations needed}} (January 2008), Unsourced passages need footnotes {{citation needed}} (December 2012), ... (July 2018) |
| Hess Formation | Low | Stub | 1 | December 2020 | ... (December 2020) |
| Ice | Top | GA | 2 | September 2025 | Weasel-worded phrases (September 2025), ... (September 2025) |
| James A. Jensen | Low | Start | 3 | April 2011 | Unsourced passages need footnotes {{More citations needed}} (April 2011), ... (September 2013), Unsourced passages need footnotes {{citation needed}} (March 2023) |
| Skeiðarársandur | Low | Start | 2 | May 2018 | Unsourced passages need footnotes {{More citations needed}} (May 2018), ... (July 2022) |
| Tuckahoe marble | Unknown | Start | 3 | May 2018 | ... (May 2018), Unsourced passages need footnotes {{citation needed}} (May 2018), Unsourced passages need footnotes {{More citations needed}} (July 2024) |
| Yardang | Low | Start | 2 | August 2019 | ... (August 2019), Unsourced passages need footnotes {{citation needed}} (March 2020) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 1812 Ventura earthquake | Low | C | 1 | March 2025 | ... (March 2025) |
| Albian | Low | Start | 2 | December 2024 | ... (December 2024), Weasel-worded phrases (December 2024) |
| Andrés Ruzo | Low | Stub | 4 | August 2020 | Promotional tone (August 2020), ... (May 2025), Dead external links {{dead link}} (May 2025), Unsourced passages need footnotes {{citation needed}} (May 2025) |
| Anita Grunder (BLP) | Low | C | 1 | October 2021 | ... (October 2021) |
| Anoxic event | Mid | C | 3 | February 2021 | ... (February 2021), Unsourced passages need footnotes {{citation needed}} (July 2022, October 2023) |
| Arctic Cordillera | Low | B | 2 | June 2013 | ... (June 2013), Unsourced passages need footnotes {{citation needed}} (May 2020) |
| Bakken formation | Mid | C | 5 | August 2013 | Unsourced passages need footnotes {{citation needed}} (August 2013, September 2025), Incomplete citations (May 2023), ... (May 2023), Limited geographic scope (February 2025) |
| Benthic boundary layer | Low | Stub | 1 | September 2025 | ... (September 2025) |
| Brading Down | Low | Stub | 2 | November 2017 | ... (November 2017), Unsourced passages need footnotes {{citation needed}} (November 2017) |
| Bukit Larut | Low | GA | 1 | January 2024 | ... (January 2024) |
| Cardium Formation | Low | Start | 1 | March 2017 | ... (March 2017) |
| Carolina Sandhills | Mid | Stub | 3 | October 2017 | Coordinates needed, Page number citations needed (October 2017), ... (September 2022) |
| Cataclysmic pole shift hypothesis | Low | Start | 3 | March 2018 | Rewrite needed (March 2018), ... (August 2021), CS1 errors: ISBN date |
| Central Valley (California) | Low | B | 10 | January 2017 | Unsourced passages need footnotes {{More citations needed}} (January 2017, May 2021, December 2022, May 2024), CS1 errors: missing periodical, Unsourced passages need footnotes {{citation needed}} (December 2020, May 2021, January 2022), ... (May 2024), Page number citations needed (March 2025) |
| Centre for Earthquake Studies | Low | Start | 1 | July 2019 | ... (July 2019) |
| Cerro Matoso mine | Low | Start | 1 | June 2018 | ... (June 2018) |
| Cindy Ann Yeilding (BLP) | Low | C | 2 | March 2022 | Unsourced passages need footnotes {{citation needed}} (March 2022), ... (March 2022) |
| Clade | Mid | C | 3 | March 2019 | Unsourced passages need footnotes {{citation needed}} (March 2019, August 2025), ... (May 2024) |
| Cold seep | Mid | B | 5 | April 2024 | CS1 errors: generic name, CS1 errors: periodical ignored, Disputed statements (April 2024), Clarification needed (April 2024), ... (April 2024) |
| Dancing Ledge | Low | Stub | 2 | April 2017 | ... (April 2017), Has general references but lacks inline footnotes (April 2025) |
| Debra Kimiko Nishida (BLP) | Unknown | C | 4 | October 2023 | CS1 errors: missing periodical, Orphaned (October 2023), ... (October 2023), Unsourced passages need footnotes {{citation needed}} (October 2023) |
| Denudation | Mid | C | 4 | August 2021 | CS1 errors: missing periodical, ... (August 2021), Clarification needed (September 2021), CS1 errors: ISBN date |
| Diamond Rock | Low | B | 2 | September 2012 | ... (September 2012), Unsourced passages need footnotes {{citation needed}} (June 2019) |
| Don L. Anderson | Mid | Start | 5 | January 2015 | ... (January 2015), Unsourced passages need footnotes {{citation needed}} (February 2021), Unsourced passages need footnotes {{More citations needed}} (February 2021), Weasel-worded phrases (February 2021), Wikipedia neutral point of view disputes (February 2021) |
| Economic analysis of climate change | High | C | 7 | August 2016 | Page number citations needed (August 2016), Clarification needed (November 2019, December 2023), ... (November 2019), Update needed (November 2019, January 2025), Dead external links {{dead link}} (July 2025) |
| Enstatite chondrite | Low | Start | 1 | July 2021 | ... (July 2021) |
| Fraser Valley | Mid | B | 3 | November 2010 | Expansion needed (November 2010), Unsourced passages need footnotes {{More citations needed}} (October 2022), ... (May 2023) |
| Geology of the Sahrawi Arab Democratic Republic | Low | Start | 2 | June 2018 | Unsourced passages need footnotes {{citation needed}} (June 2018), ... (June 2018) |
| Giant-impact hypothesis | High | B | 3 | December 2013 | Unsourced passages need footnotes {{citation needed}} (December 2013, July 2019), ... (September 2020) |
| Gold | Mid | B | 12 | June 2016 | Dead external links {{dead link}} (June 2016, December 2021), Clarification needed (April 2019, September 2023, January 2025), Potentially dated statements (2020, October 2025), Update needed (May 2022), ... (January 2024), Unsourced passages need footnotes {{citation needed}} (January 2024, May 2024, January 2025) |
| Gran Sabana | Mid | Stub | 6 | September 2012 | Unsourced passages need footnotes {{More citations needed}} (September 2012, December 2024), Unsourced passages need footnotes {{citation needed}} (August 2018), Copy edit needed (April 2024), Update needed (December 2024), ... (December 2024) |
| Hayward Fault Zone | Mid | B | 2 | December 2008 | Unsourced passages need footnotes {{More citations needed}} (December 2008), ... (July 2022) |
| Helium production in the United States | Low | B | 5 | 2012 | Potentially dated statements (2012, October 2023), ... (April 2022, October 2025), Weasel-worded phrases (August 2022) |
| Hydrogeology | High | B | 5 | April 2016 | Unsourced passages need footnotes {{More citations needed}} (April 2016), Incomplete citations (March 2017), Clarification needed (June 2024), ... (August 2024, September 2024) |
| Imperial Valley | Low | B | 7 | April 2008 | Potentially dated statements (April 2008), Unsourced passages need footnotes {{citation needed}} (April 2015, February 2019, December 2024), Accuracy disputes or self-published (March 2022), Unsourced passages need footnotes {{More citations needed}} (October 2022), ... (December 2024) |
| Iron ore | Mid | C | 8 | October 2009 | Unsourced passages need footnotes {{citation needed}} (October 2009, February 2012, April 2018), Unsourced passages need footnotes {{More citations needed}} (October 2012, July 2021), Weasel-worded phrases (April 2018), ... (June 2022), Clarification needed (December 2024) |
| Jack Green (geologist) | Unknown | Stub | 1 | June 2018 | ... (June 2018) |
| Late Heavy Bombardment | Mid | C | 2 | September 2008 | Unsourced passages need footnotes {{citation needed}} (September 2008), ... (August 2021) |
| Late Pleistocene | Mid | B | 3 | April 2024 | ... (April 2024), Unsourced passages need footnotes {{citation needed}} (April 2024), Weasel-worded phrases (April 2024) |
| Logan Rock | Low | C | 2 | August 2011 | Detailed references needed, ... (August 2011) |
| Lucas Barrett | Low | Stub | 2 | February 2012 | Unsourced passages need footnotes {{More citations needed}} (February 2012), ... (October 2022) |
| Mammoth Hot Springs | Mid | Start | 1 | August 2014 | ... (August 2014) |
| Mary P. Anderson (BLP) | Low | Start | 1 | August 2021 | ... (August 2021) |
| Meteorite | High | B | 3 | January 2019 | Potentially dated statements (January 2019), Dead external links {{dead link}} (August 2020), ... (October 2024) |
| Microlite | Low | Stub | 2 | July 2017 | Has general references but lacks inline footnotes (July 2017), ... (April 2018) |
| Mining | Mid | B | 9 | December 2013 | Clarification needed (December 2013, December 2016), Dead external links {{dead link}} (December 2018), Unsourced passages need footnotes {{citation needed}} (January 2021, March 2024, December 2024), ... (April 2021), Obsolete information (July 2022), Unsourced passages need footnotes {{More citations needed}} (March 2024) |
| Moldavite | Low | Start | 3 | January 2018 | Detailed references needed, Unsourced passages need footnotes {{More citations needed}} (January 2018), ... (September 2025) |
| Monazite | Mid | Start | 5 | June 2019 | Unsourced passages need footnotes {{citation needed}} (June 2019, August 2025), Unsourced passages need footnotes {{More citations needed}} (July 2022), Dead external links {{dead link}} (May 2024), ... (August 2025) |
| Mount Independence (Vermont) | Low | C | 1 | September 2017 | ... (September 2017) |
| Nanushuk Formation | Low | Stub | 3 | May 2024 | ... (May 2024), Unsourced passages need footnotes {{citation needed}} (May 2024, June 2024) |
| Niger Delta | Low | Start | 3 | October 2013 | Unsourced passages need footnotes {{citation needed}} (October 2013, December 2023), ... (March 2023) |
| Ogallala Aquifer | High | B | 2 | April 2016 | ... (April 2016), Cites unreliable sources (July 2019) |
| Old Red Sandstone | High | C | 5 | March 2018 | Dead external links {{dead link}} (March 2018), Limited geographic scope (August 2024), Unsourced passages need footnotes {{citation needed}} (February 2025), Weasel-worded phrases (February 2025), ... (February 2025) |
| Olenekian | Low | C | 1 | October 2022 | ... (October 2022) |
| Osmiridium | Low | Start | 2 | May 2024 | ... (May 2024), Unsourced passages need footnotes {{citation needed}} (May 2024) |
| Painite | Low | Start | 3 | July 2020 | Unsourced passages need footnotes {{citation needed}} (July 2020), Clarification needed (July 2020), ... (September 2021) |
| Panasqueira | Mid | Start | 8 | May 2017 | Unsourced passages need footnotes {{More citations needed}} (May 2017), Has general references but lacks inline footnotes (August 2017), CS1 errors: generic name, Too technical (August 2023), Weasel-worded phrases (August 2023), ... (August 2023), Failed verification (August 2023), Unsourced passages need footnotes {{citation needed}} (August 2023) |
| Phases of ice | Top | C | 6 | 2013 | Potentially dated statements (2013), Unsourced passages need footnotes {{citation needed}} (August 2017), Accuracy disputes or self-published (September 2022), ... (May 2024), Introduction cleanup (May 2024), Clarification needed (April 2025) |
| Queen Charlotte Fault | Mid | Start | 2 | March 2025 | Coordinates needed, ... (March 2025) |
| Rare-earth element | Mid | C | 13 | May 2019 | Reference errors, Update needed (May 2019), Clarification needed (April 2021), Potentially dated statements (March 2022, 2025, June 2025, August 2025), Dead external links {{dead link}} (January 2023), ... (July 2023, September 2025), Unsourced passages need footnotes {{More citations needed}} (September 2025), Unsourced passages need footnotes {{citation needed}} (September 2025), Expansion needed (October 2025) |
| Red beryl | Low | Start | 1 | April 2024 | ... (April 2024) |
| Rejection of evolution by religious groups | High | B | 12 | June 2008 | Expansion needed (June 2008), Page number citations needed (May 2014), ... (July 2014), Unsourced passages need footnotes {{citation needed}} (July 2014, April 2017, July 2023, January 2024), Factual verification needed (April 2017), Weasel-worded phrases (April 2017), Potentially dated statements (2020), Limited geographic scope (August 2020), CS1 errors: ISBN date |
| Ruth Harris (scientist) (BLP) | Low | Start | 2 | September 2021 | ... (September 2021), Cites unreliable sources (September 2021) |
| Santa Clara valley aquifer | Low | Start | 2 | October 2024 | CS1 errors: missing periodical, ... (October 2024) |
| Seismic anisotropy | Low | C | 3 | July 2018 | Introduction cleanup (July 2018), Clarification needed (April 2024), ... (April 2024) |
| Shale gas | Mid | C | 9 | July 2011 | Unsourced passages need footnotes {{citation needed}} (July 2011, March 2015, July 2019), Factual verification needed (February 2012), Cites unreliable sources (October 2014), ... (May 2016), Limited geographic scope (February 2022), Clarification needed (March 2022), Wikipedia neutral point of view disputes (July 2022) |
| Shropshire Hills Discovery Centre | Low | Start | 3 | August 2012 | Cites unreliable sources (August 2012), Unsourced passages need footnotes {{citation needed}} (June 2022), ... (June 2025) |
| St. Michael's Cave | Mid | B | 1 | January 2023 | ... (January 2023) |
| Subglacial lake | Mid | B | 1 | December 2022 | ... (December 2022) |
| Sue Hendrickson (BLP) | Low | C | 1 | March 2022 | ... (March 2022) |
| Tagish Lake (meteorite) | Low | C | 2 | June 2019 | ... (June 2019), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Tim Patterson (BLP) | Low | Start | 4 | October 2022 | Promotional tone (October 2022), Autobiographical articles (October 2022), Unsourced passages need footnotes {{citation needed}} (November 2022), ... (December 2024) |
| Turin Papyrus Map | Mid | Start | 1 | May 2025 | ... (May 2025) |
| Underground soft-rock mining | Low | Start | 3 | March 2017 | Unsourced passages need footnotes {{More citations needed}} (March 2017), ... (June 2024), Unsourced passages need footnotes {{citation needed}} (June 2024) |
| Wabar craters | Low | Start | 1 | March 2025 | ... (March 2025) |
| Whitedamp | Low | Stub | 1 | October 2019 | ... (October 2019) |
| William Thomson (mineralogist) | Low | Start | 3 | October 2019 | Weasel-worded phrases (October 2019), ... (October 2019), Unsourced passages need footnotes {{citation needed}} (October 2019) |
| Yosemite Valley | Mid | C | 4 | March 2015 | Unsourced passages need footnotes {{More citations needed}} (March 2015, July 2022), ... (July 2022), CS1 errors: ISBN date |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 2023 Hpakant jade mine disaster | Low | C | 4 | December 2023 | Original research (December 2023), ... (September 2025, September 2025), Unsourced passages need footnotes {{citation needed}} (September 2025) |
| BS 5930 | Low | Stub | 3 | April 2025 | Unsourced passages need footnotes {{More citations needed}} (April 2025), Style editing needed (April 2025), ... (April 2025) |
| Carol D. Frost (BLP) | Low | C | 5 | November 2019 | Unsourced passages need footnotes {{citation needed}} (November 2019), Orphaned (April 2021), Link rot cleanup (March 2022, August 2022), ... (August 2022) |
| Chinese jade | Low | B | 1 | February 2019 | ... (February 2019) |
| Christoph Clauser (BLP) | Low | Start | 5 | June 2025 | Orphaned (June 2025), BLP articles lacking sources (June 2025), ... (June 2025, June 2025), Categories needed (September 2025) |
| Classification of non-silicate minerals | Low | List | 2 | October 2021 | ... (October 2021, October 2021) |
| Classification of silicate minerals | Low | List | 3 | August 2020 | Factual verification needed (August 2020), ... (February 2023, February 2023) |
| Clay-with-Flints | Unknown | Start | 3 | September 2011 | ... (September 2011, September 2011), Update needed (May 2017) |
| Climate across Cretaceous–Paleogene boundary | Low | C | 6 | September 2014 | ... (September 2014, September 2014), Unsourced passages need footnotes {{citation needed}} (March 2015, August 2018, March 2021), CS1 errors: periodical ignored |
| Doris Malkin Curtis | Low | C | 4 | October 2023 | ... (October 2023), Prose needed (October 2023), Unsourced passages need footnotes {{citation needed}} (October 2023), Style editing needed (October 2023) |
| Eoarchean geology | Unknown | C | 7 | December 2017 | Self-contradictory articles (December 2017), Failed verification (December 2017), CS1 errors: missing periodical, ... (February 2023, February 2023), Clarification needed (February 2023), CS1 errors: periodical ignored |
| GMS (software) | Low | C | 4 | February 2024 | Pages with broken anchors (see article talk page, remove when fixed), Promotional tone (February 2024), ... (July 2024), List cleanup (July 2024) |
| Geology of Massachusetts | Mid | C | 3 | May 2013 | Clarification needed (May 2013), ... (August 2022), Link rot cleanup (August 2022) |
| Geology of North Macedonia | Low | C | 4 | March 2021 | Unsourced passages need footnotes {{citation needed}} (March 2021), Link rot cleanup (March 2022, August 2022), ... (August 2022) |
| Global terrestrial stilling | Low | Start | 2 | February 2017 | ... (February 2017, February 2017) |
| Gold Sands Beach | Low | Start | 3 | September 2023 | Coordinates needed, ... (September 2023, September 2023) |
| Groeve Moerslag | Low | Start | 4 | July 2024 | Orphaned (July 2024), Categories needed (July 2024), ... (August 2024, August 2024) |
| Hydrogen isotope biogeochemistry | Low | C | 4 | May 2019 | ... (May 2019, May 2019), Too long (September 2022), CS1 errors: periodical ignored |
| Ikualari | Low | Start | 2 | August 2022 | ... (August 2022), Link rot cleanup (August 2022) |
| Ingala Valley | Low | B | 2 | April 2022 | ... (April 2022, April 2022) |
| International Association for Engineering Geology and the Environment | Low | C | 3 | July 2021 | ... (July 2021, July 2021), CS1 errors: generic name |
| Kalidhang | Low | Start | 2 | September 2022 | ... (September 2022), Link rot cleanup (September 2022) |
| Kriging | Mid | C | 4 | November 2014 | Spam cleanup (November 2014), Unsourced passages need footnotes {{citation needed}} (March 2016), ... (January 2021, January 2021) |
| Landslide classification | High | B | 5 | November 2007 | Unsourced passages need footnotes {{More citations needed}} (November 2007), Prose needed (February 2016), ... (February 2016), Style editing needed (February 2020), Dead external links {{dead link}} (January 2025) |
| Laura Crispini | Low | C | 5 | April 2018 | Cites unreliable sources (April 2018), Dead external links {{dead link}} (February 2020, July 2022), ... (March 2020, March 2020) |
| Mapping of Venus | Top | C | 4 | January 2017 | ... (January 2017, January 2017), Clarification needed (May 2018, August 2021) |
| Mark S. Ghiorso (BLP) | Low | B | 2 | September 2022 | ... (September 2022), Link rot cleanup (September 2022) |
| Mary C. Rabbitt | Low | C | 2 | October 2022 | ... (October 2022, October 2022) |
| Mary Welleck Garretson | Low | Start | 3 | January 2020 | ... (January 2020, January 2020), Unsourced passages need footnotes {{More citations needed}} (January 2020) |
| Nippara cave | Low | Start | 2 | November 2020 | Unsourced passages need footnotes {{More citations needed}} (November 2020), ... (December 2020) |
| Penghu Wenstone | Low | C | 3 | October 2023 | Orphaned (October 2023), ... (July 2025, July 2025) |
| Perspective geological correlation | Low | Start | 4 | March 2020 | ... (March 2020, March 2020), Unsourced passages need footnotes {{More citations needed}} (March 2020), Orphaned (January 2021) |
| Petko Dimitrov (BLP) | Unknown | Start | 2 | May 2021 | ... (May 2021), Prose needed (May 2021) |
| Plate Tectonics Revolution | Unknown | Start | 2 | March 2018 | Prose needed (March 2018), ... (March 2018) |
| Shale shakers | Low | C | 5 | August 2012 | ... (August 2012, August 2012, January 2025), Unsourced passages need footnotes {{More citations needed}} (February 2014), Prose needed (January 2025) |
| Shemshak Group | Low | Stub | 3 | June 2025 | ... (June 2025, June 2025), Unsourced passages need footnotes {{More citations needed}} (June 2025) |
| Timeline of the development of tectonophysics (after 1952) | Low | Start | 4 | June 2011 | ... (June 2011, June 2011), Dead external links {{dead link}} (July 2018), CS1 errors: ISBN date |
| Timeline of the development of tectonophysics (before 1954) | Low | Start | 6 | June 2011 | ... (June 2011, June 2011, October 2011), Prose needed (October 2011), Dead external links {{dead link}} (July 2018), CS1 errors: ISBN date |
| Zanazziite | Low | Stub | 2 | May 2019 | List cleanup (May 2019), ... (May 2019) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 2018 Naga, Cebu, landslide | Unknown | Start | 2 | April 2025 | Dead external links {{dead link}} (April 2025) |
| Aarmassif | Low | Stub | 1 | ||
| Abakanskoye mine | Low | Stub | 1 | ||
| Aegir Ridge | Mid | Stub | 1 | ||
| Akazaki Formation | Low | Stub | 2 | August 2024 | Orphaned (August 2024) |
| Aksu Basin | Low | Start | 1 | ||
| Alert Bay Volcanic Belt | Low | Stub | 2 | July 2025 | Cites no sources (July 2025) |
| Algoa Basin | Low | Stub | 1 | ||
| Ameca Valley | Unknown | Stub | 1 | ||
| Anatolian sub-plate | Mid | Stub | 1 | ||
| Anza trough | Low | Start | 1 | ||
| Arcillas de Morella Formation | Low | B | 1 | ||
| Arctic Lands | Low | Stub | 1 | ||
| Arfon Group | Low | Start | 1 | ||
| Asgat mine | Low | Stub | 1 | ||
| Ashizawa Formation | Low | Stub | 1 | ||
| Auca Mahuevo | Low | Stub | 1 | ||
| Aztec Siltstone | Low | B | 1 | ||
| Baribis Fault | Unknown | List | 1 | ||
| Barroterán coal mine disaster | Low | Stub | 1 | ||
| Batoka Formation | Low | Start | 2 | CS1 errors: periodical ignored | |
| Bayin-Gobi Formation | Low | Stub | 1 | ||
| Begrih Formation | Low | Stub | 4 | November 2024 | Orphaned (November 2024), Context needed (November 2024), Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Bellony Cave | Low | Stub | 1 | ||
| Benton Volcanic Group | Unknown | Stub | 1 | ||
| Berezovskoye mine | Low | Stub | 1 | ||
| Beutong mine | Low | Stub | 1 | ||
| Big Rock Falls (North Carolina) | Low | Stub | 2 | May 2017 | Orphaned (May 2017) |
| Bigadiç mine | Low | Stub | 1 | ||
| Bigby Formation | Low | Stub | 1 | ||
| Blesa Formation | Low | Stub | 2 | CS1 errors: generic name | |
| Bronnant Fault | Low | Start | 1 | ||
| Bryneglwys Fault | Low | Start | 1 | ||
| Bulolo Valley | Low | Stub | 1 | ||
| Büyük Menderes Graben | Mid | Stub | 1 | ||
| Caijiaying mine | Low | Stub | 1 | ||
| Calestienne | Unknown | Stub | 1 | ||
| Camacho Formation | Unknown | Stub | 1 | ||
| Cannock Chase Coalfield | Low | Stub | 1 | ||
| Carlsberg Ridge | Low | Stub | 1 | ||
| Carmen Basin | Low | Stub | 2 | October 2019 | Has general references but lacks inline footnotes (October 2019) |
| Carolina Sandhills | Mid | Stub | 3 | October 2017 | Page number citations needed (October 2017), Vague or ambiguous time (September 2022) |
| Cassiar terrane | Low | Stub | 1 | ||
| Cenozoic Research Laboratory | Low | Start | 1 | ||
| Central Asian Internal Drainage Basin (Mongolia) | Mid | Stub | 1 | ||
| Central Lapland Greenstone Belt | Low | Stub | 2 | June 2025 | Unsourced passages need footnotes {{citation needed}} (June 2025) |
| Cerro Castillo Formation | Low | Stub | 1 | ||
| Cerro Colorado Formation | Low | Stub | 1 | ||
| Chaitenia | Low | Stub | 1 | ||
| Changcheng System | Low | Stub | 1 | ||
| Chelungpu Fault | Low | Stub | 1 | ||
| Chile Ridge | Low | C | 2 | January 2022 | Unsourced passages need footnotes {{citation needed}} (January 2022) |
| Chitwan Valley | Low | C | 1 | ||
| Choapa Metamorphic Complex | Low | Stub | 2 | August 2016 | Unsourced passages need footnotes {{More citations needed}} (August 2016) |
| Chonos Metamorphic Complex | Low | Stub | 1 | ||
| Chu Pong Massif | Unknown | Stub | 1 | ||
| Chukchi Shelf | Low | Stub | 2 | April 2009 | Has general references but lacks inline footnotes (April 2009) |
| Coastal Volcanic Belt | Low | Stub | 1 | ||
| Cochabamba Fault Zone | Low | Stub | 1 | ||
| Cocos–Nazca spreading centre | Low | Start | 1 | ||
| Coihaique Group | Low | Stub | 1 | ||
| Coppermine River Group | Mid | Start | 1 | ||
| Crevice Cave | Unknown | Start | 1 | ||
| Dainichi Formation | Low | Stub | 1 | ||
| Darling Sedimentary Basin | Low | Start | 1 | ||
| Dashuigou Formation | Low | Stub | 1 | ||
| Densuș-Ciula Formation | Low | Stub | 1 | ||
| Dersios sinkhole | Low | Stub | 2 | December 2009 | Cites no sources (December 2009) |
| Detunatele | Unknown | Stub | 1 | ||
| Dolores Formation, Uruguay | Unknown | Stub | 1 | ||
| Dolores-Guayaquil Megashear | Unknown | Stub | 1 | ||
| Dong Van Karst Plateau Geopark | Low | Start | 4 | April 2017 | Cites unreliable sources (April 2017), Has general references but lacks inline footnotes (April 2017), Unsourced passages need footnotes {{More citations needed}} (April 2017) |
| East Luzon Trough | Unknown | Start | 2 | March 2022 | Unsourced passages need footnotes {{citation needed}} (March 2022) |
| Eastern Andes Metamorphic Complex | Low | Stub | 1 | ||
| Ecstall Greenstone Belt | Low | Stub | 1 | ||
| Egitinskoye mine | Low | Stub | 2 | April 2025 | Unsourced passages need footnotes {{More citations needed}} (April 2025) |
| Elephant Field | Unknown | Start | 3 | March 2024 | Dead external links {{dead link}} (March 2024, September 2025) |
| Elqui-Limarí Batholith | Low | Stub | 1 | ||
| Erieau ridge | Low | Stub | 1 | ||
| Estratos de San Pedro | Low | Stub | 1 | ||
| Flammenmergel | Low | Stub | 1 | ||
| Flat Landing Brook Formation | Unknown | Start | 2 | September 2025 | Dead external links {{dead link}} (September 2025) |
| Fossa Magna | Low | Start | 1 | ||
| Franceville basin | Low | Stub | 1 | ||
| Fray Bentos Formation | Unknown | Stub | 1 | ||
| Fuente de los Azulejos | Low | Stub | 1 | ||
| Fukozu Fault | Low | Stub | 1 | ||
| Futaba Group | Low | Stub | 1 | ||
| Galápagos spreading centre | Low | Start | 2 | December 2024 | Clarification needed (December 2024) |
| Georgia Depression | Low | Stub | 1 | ||
| Gharif Formation | Low | Start | 1 | ||
| Gialo High | Low | Stub | 2 | December 2009 | Cites no sources (December 2009) |
| Gibilmanna Observatory | Low | Stub | 1 | ||
| Gold Sands Beach | Low | Start | 3 | September 2023 | Cleanup needed (September 2023, September 2023) |
| Goldfields (Victoria) | Low | Start | 1 | ||
| Gornoye Ozero mine | Low | Stub | 1 | ||
| Great Escarpment, Brazil | Low | Stub | 1 | ||
| Great Gaw Fault | Low | Stub | 1 | ||
| Great Rift Valley, Ethiopia | Mid | C | 1 | ||
| Grillenburg Sandstone | Low | Start | 1 | ||
| Grès de Labarre | Low | Stub | 1 | ||
| Guaymas Basin | Low | B | 1 | ||
| Hamrin oil field | Unknown | Stub | 1 | ||
| Hamun | Low | Stub | 1 | ||
| Hantong Formation | Low | Stub | 1 | ||
| Haraat mine | Low | Stub | 1 | ||
| Hockham Mere | Low | Stub | 1 | ||
| Hogland Series | Low | Stub | 1 | ||
| Hoko River Formation | Low | Start | 1 | ||
| Horseshoe Moraine | Low | Stub | 1 | ||
| Houcheng Formation | Low | Stub | 1 | ||
| Huanren mine | Low | Stub | 1 | ||
| Huqf Supergroup | Unknown | Stub | 1 | ||
| Illescas Batholith | Unknown | Stub | 1 | ||
| Indus-Yarlung suture zone | Low | Stub | 1 | ||
| Institute of Vertebrate Paleontology and Paleoanthropology | Low | Stub | 1 | ||
| Insular Belt | Low | Stub | 1 | ||
| Izuki Formation | Low | Stub | 2 | April 2019 | Unsourced passages need footnotes {{More citations needed}} (April 2019) |
| Jebel Qatrani Formation | Low | Stub | 1 | ||
| Jemez Lineament | Low | Start | 1 | ||
| Jiangzhou Cave System | Low | Stub | 1 | ||
| Jiguan Cave | Low | Stub | 2 | October 2016 | Cites no sources (October 2016) |
| Jinhua Formation | Low | Stub | 1 | ||
| Jinling mine | Low | Stub | 1 | ||
| Jormua Ophiolite | Unknown | Start | 1 | ||
| Kagidani Formation | Low | Stub | 2 | April 2019 | Unsourced passages need footnotes {{More citations needed}} (April 2019) |
| Kalanguyskoye mine | Low | Stub | 2 | April 2025 | Unsourced passages need footnotes {{More citations needed}} (April 2025) |
| Kalatongke mine | Low | Stub | 1 | ||
| Kalaza Formation | Low | Stub | 1 | ||
| Kangaamiut dike swarm | Low | Stub | 1 | ||
| Kansk-Achinsk coal basin | Low | Stub | 1 | ||
| Karabastau Formation | Low | C | 1 | ||
| Karasugskoye mine | Low | Stub | 1 | ||
| Karelides | Low | Stub | 2 | December 2009 | Cites no sources (December 2009) |
| Kattendijk Formation | Low | Stub | 1 | ||
| Kendawangan mine | Low | Stub | 1 | ||
| Keracut Beach | Low | Stub | 1 | ||
| Khotoidokh mine | Low | Stub | 1 | ||
| Khuff Formation | Low | B | 1 | ||
| Kilinailau Trench | Low | Stub | 1 | ||
| Klariz Formation | Unknown | Stub | 2 | March 2025 | Incomplete citations (March 2025) |
| Kola Province | Low | Stub | 1 | ||
| Kula–Farallon Ridge | Low | Stub | 2 | November 2022 | Has general references but lacks inline footnotes (November 2022) |
| Kuwajima Formation | Low | Start | 1 | ||
| La Bocana Roja Formation | Low | Stub | 1 | ||
| Lake Murray meteorite | Low | Start | 1 | ||
| Largy Waterfall | Low | C | 1 | ||
| Lednikovy-Sarmaka mine | Low | Stub | 1 | ||
| Leka Beach | Low | Stub | 2 | April 2023 | Cites no sources (April 2023) |
| Lepontin dome | Low | Stub | 2 | January 2023 | Unsourced passages need footnotes {{More citations needed}} (January 2023) |
| Leskean Cabinet | Low | Start | 2 | August 2012 | Clarification needed (August 2012) |
| Liaohe Plain | Unknown | Stub | 1 | ||
| Libertad Formation | Unknown | Stub | 1 | ||
| Linda Valley | Low | Start | 1 | ||
| Liquiñe-Ofqui Fault | Mid | Stub | 1 | ||
| Llano de Chocolate Beds | Low | Stub | 1 | ||
| Loire coal mining basin | Low | Stub | 1 | ||
| Lower Karoo Group | Low | Stub | 1 | ||
| Lower Kinabatangan Segama Wetlands | Low | Stub | 1 | ||
| Lunnoye mine | Low | Stub | 1 | ||
| Lura Formation | Low | Stub | 1 | ||
| Luzon Volcanic Arc | Low | Start | 1 | ||
| Macolod Corridor | Unknown | Start | 1 | ||
| Malpelo Ridge | Unknown | Stub | 1 | ||
| Maricunga Gold Belt | Unknown | Stub | 1 | ||
| Marnes de Bleville | Low | Start | 1 | ||
| Matsuo Group | Low | Stub | 2 | April 2019 | Unsourced passages need footnotes {{More citations needed}} (April 2019) |
| Mejillones Metamorphic Complex | Low | Stub | 1 | ||
| Merensky Reef | Mid | Start | 1 | ||
| Metrekskoye mine | Low | Stub | 1 | ||
| Mid-Labrador Ridge | Low | Stub | 1 | ||
| Middle America Trench | Mid | Start | 1 | ||
| Midyat Limestone | Low | Stub | 2 | April 2024 | Orphaned (April 2024) |
| Mifune Group | Low | Stub | 1 | ||
| Mikro Profitis Ilias | Low | Stub | 1 | ||
| Mina Rosita Vieja disaster | Low | Stub | 1 | ||
| Minchinbury Sandstone | Low | Stub | 1 | ||
| Mitsuse Formation | Low | Stub | 2 | April 2019 | Unsourced passages need footnotes {{More citations needed}} (April 2019) |
| Morawan Formation | Low | Stub | 1 | ||
| Morecambe Bay Pavements | Low | Stub | 1 | ||
| Mount Read Volcanics | Low | Start | 1 | ||
| Musashino Plateau | Low | Stub | 2 | October 2024 | Unsourced passages need footnotes {{More citations needed}} (October 2024) |
| Nagatogawa Formation | Low | Stub | 2 | April 2019 | Unsourced passages need footnotes {{More citations needed}} (April 2019) |
| Nagura Formation | Low | Stub | 1 | ||
| National Geological Monuments of the Philippines | Unknown | C | 1 | ||
| Navarin Canyon | Low | Stub | 1 | ||
| Negros Trench | Low | Start | 3 | March 2022 | Has general references but lacks inline footnotes (March 2022), Unsourced passages need footnotes {{More citations needed}} (August 2022) |
| New Guinea Trench | Low | Start | 1 | ||
| Nezhdaninka mine | Low | Stub | 1 | ||
| Niger Delta Basin (geology) | Low | Start | 1 | ||
| Norrland terrain | Low | Stub | 1 | ||
| North Atlantic Igneous Province | Mid | C | 3 | December 2013 | Clarification needed (December 2013), CS1 errors: periodical ignored |
| North Luzon Trough | Unknown | Stub | 2 | January 2024 | Unsourced passages need footnotes {{citation needed}} (January 2024) |
| North Patagonian Batholith | Low | Stub | 1 | ||
| Northern Harz Boundary Fault | Low | Start | 1 | ||
| Northern Tablelands | Low | B | 1 | ||
| Northumberland and Durham Coalfield | Unknown | Stub | 1 | ||
| Nubian Sandstone Aquifer System | Low | Start | 2 | August 2024 | Unsourced passages need footnotes {{citation needed}} (August 2024) |
| Nubian Swell | Low | Stub | 1 | ||
| Oi Formation | Low | Stub | 1 | ||
| Okinawa Trough | Low | Start | 4 | November 2013 | Failed verification (November 2013), Incomplete citations (November 2013), CS1 errors: requires URL |
| Okurodani Formation | Low | Start | 1 | ||
| Omagh Fault | Low | Stub | 1 | ||
| Oncala Group | Low | Stub | 1 | ||
| Oortsog Ovoo mine | Low | Stub | 2 | December 2015 | Orphaned (December 2015) |
| Oosterhout Formation | Unknown | Stub | 2 | March 2016 | Unsourced passages need footnotes {{More citations needed}} (March 2016) |
| Ottakovil Formation | Low | Stub | 1 | ||
| Pacific–Farallon Ridge | Low | Stub | 3 | CS1 errors: missing periodical, CS1 errors: ISBN date | |
| Pacific–Kula Ridge | Mid | Stub | 1 | ||
| Paleo-Bell River | Unknown | Start | 1 | ||
| Panguipulli Formation | Low | Stub | 1 | ||
| Pebble Creek Formation | Low | Stub | 1 | ||
| Penglaizhen Formation | Low | Stub | 1 | ||
| Perth Basin | Low | C | 1 | ||
| Philippine Trench | Low | Start | 1 | ||
| Pinturas River Canyon | Unknown | Stub | 2 | CS1 errors: periodical ignored | |
| Pipi Natural Bridge | Low | Stub | 2 | July 2019 | Orphaned (July 2019) |
| Portland Sand Formation | Mid | Stub | 1 | ||
| Preobrazhenovskoye mine | Low | Stub | 2 | April 2025 | Unsourced passages need footnotes {{More citations needed}} (April 2025) |
| Propantes | Low | Stub | 2 | November 2024 | Cites no sources (November 2024) |
| Punta de Choros Metamorphic Complex | Low | Stub | 1 | ||
| Quebrada del Carrizo Metamorphic Complex | Low | Stub | 1 | ||
| Queen Charlotte Fault | Mid | Start | 2 | March 2025 | Vague or ambiguous time (March 2025) |
| Queguay Formation | Low | Start | 1 | ||
| Raigón Formation | Unknown | Stub | 1 | ||
| Random Formation | Low | Stub | 2 | CS1 errors: missing periodical | |
| Reigolil-Pirihueico Fault | Low | Stub | 1 | ||
| Research Organization for Earth Sciences and Maritime | Low | Start | 2 | October 2025 | Dead external links {{dead link}} (October 2025) |
| Rhône-Simplon line | Low | Stub | 2 | July 2025 | Expansion needed (July 2025) |
| Ridge Hill Shelf | Low | Stub | 1 | ||
| Río de la Plata Craton | Low | Start | 1 | ||
| Saar-Warndt coal mining basin | Low | Stub | 1 | ||
| Sables et Grès à Trigonia gibbosa | Low | Stub | 1 | ||
| Salairskoye mine | Low | Stub | 1 | ||
| San Gregorio Formation, Uruguay | Unknown | Stub | 1 | ||
| San José Formation, Uruguay | Unknown | Stub | 1 | ||
| San Lucas Canyon | Low | Stub | 1 | ||
| San Ramón Fault | Low | Stub | 2 | July 2023 | Unsourced passages need footnotes {{More citations needed}} (July 2023) |
| Sarn Complex | Low | Start | 1 | ||
| Scotian Shelf | Low | Start | 1 | ||
| Seismicity of the Sanriku coast | Low | Start | 1 | ||
| Semilir eruption | Low | C | 1 | ||
| Sendra Granite | Low | Stub | 1 | ||
| Sengoku Formation | Low | Stub | 1 | ||
| Seven-star Cave | Low | Stub | 1 | ||
| Sevetti moraine | Unknown | Stub | 1 | ||
| Shaanxi tiankeng cluster | Low | Stub | 2 | November 2024 | Unsourced passages need footnotes {{citation needed}} (November 2024) |
| Shalozersky chromium mine | Low | Stub | 1 | ||
| Shalozersky mine | Low | Stub | 1 | ||
| Shanyang Formation | Low | Stub | 1 | ||
| Shestakovskaya Svita | Low | Stub | 1 | ||
| Shinekhudag Formation | Low | Stub | 1 | ||
| Shrawan Danda | Low | Start | 2 | CS1 errors: missing periodical | |
| Silakhor Plain | Low | Start | 1 | ||
| Slaughter Field | Low | Start | 1 | ||
| Slide Mountain terrane | Low | Stub | 1 | ||
| Slyne-Erris Trough | Low | Start | 1 | ||
| Society to Save Rocks | Low | Stub | 1 | ||
| Solonechnoye mine | Low | Stub | 2 | April 2025 | Unsourced passages need footnotes {{More citations needed}} (April 2025) |
| Sopas Formation | Unknown | Stub | 1 | ||
| South Oman Salt Basin | Unknown | Stub | 1 | ||
| South Patagonian Batholith | Low | Stub | 1 | ||
| South Småland peneplain | Unknown | Stub | 1 | ||
| Southwest Iberian Margin | Mid | Stub | 1 | ||
| Springs of Travis County, Texas | Low | List | 1 | ||
| St. Thomas Moraine | Low | Stub | 2 | January 2019 | Orphaned (January 2019) |
| Stone Wall (Australia) | Low | Stub | 1 | ||
| Stretton Group | Low | Stub | 1 | ||
| Sturgeon volcanic field | Low | Stub | 1 | ||
| Sudbury Igneous Complex | Low | Stub | 1 | ||
| Suining Formation | Low | Stub | 1 | ||
| Sumatra Trench | Low | C | 1 | ||
| Suruga Trough | Low | Stub | 2 | April 2019 | Cites no sources (April 2019) |
| São Julião de Moreira (meteorite) | Low | Stub | 2 | May 2021 | Unsourced passages need footnotes {{More citations needed}} (May 2021) |
| Tadong mine | Low | Stub | 1 | ||
| Taipei Basin | Low | Stub | 1 | ||
| Taiyuan Basin | Low | Stub | 1 | ||
| Talara Basin | Low | Start | 1 | ||
| Tamayama Formation | Low | Stub | 1 | ||
| Tangshan hot springs | Low | Stub | 1 | ||
| Tanohata Formation | Low | Stub | 3 | September 2016 | Orphaned (September 2016), Unsourced passages need footnotes {{More citations needed}} (April 2019) |
| Taoyuan Plateau | Low | Stub | 2 | March 2021 | Unsourced passages need footnotes {{citation needed}} (March 2021) |
| Tazukawa Formation | Low | Stub | 1 | ||
| Taşeli | Low | Stub | 2 | November 2024 | Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Tehran Plain | Unknown | Start | 1 | ||
| Telegraph Plateau | Low | Start | 1 | ||
| Teluk Assam Beach | Low | Stub | 2 | February 2012 | Unsourced passages need footnotes {{More citations needed}} (February 2012) |
| Teluk Batik | Low | Stub | 2 | May 2022 | Cites no sources (May 2022) |
| Tenneru Formation | Low | Start | 1 | ||
| Teri (geology) | Low | Stub | 1 | ||
| Tertiary Hill Country | Low | Start | 1 | ||
| The Folch Mineral Collection (Barcelona, Spain) | Unknown | Start | 1 | ||
| Thermal Valley | Low | Stub | 1 | ||
| Tianbaoshan mine | Low | Stub | 1 | ||
| Tienen Formation | Low | Stub | 1 | ||
| Tintina Fault | Low | Stub | 1 | ||
| Tissint meteorite | Mid | C | 2 | 2012 | Potentially dated statements (2012) |
| Tisza plate | Low | Stub | 1 | ||
| Tochikubo Formation | Low | Stub | 1 | ||
| Tomtor mine | Low | Stub | 1 | ||
| Tres Islas Formation | Unknown | Stub | 1 | ||
| Trinity Group (geologic group) | Low | Start | 1 | ||
| Tujingzi Formation | Low | Stub | 1 | ||
| Turginskaya Svita | Low | Stub | 1 | ||
| Twin Mountains Formation | Low | Start | 1 | ||
| Ucayali Peneplain | Unknown | Stub | 1 | ||
| Ukrainian Shield | Low | Stub | 2 | February 2023 | Unsourced passages need footnotes {{More citations needed}} (February 2023) |
| Ulster White Limestone Group | Low | Stub | 1 | ||
| University of Copenhagen Center for Planetary Research | Low | Stub | 2 | May 2015 | Unsourced passages need footnotes {{More citations needed}} (May 2015) |
| Upper Mesopotamia | Mid | C | 2 | June 2020 | Unsourced passages need footnotes {{citation needed}} (June 2020) |
| Urstrom | Low | Stub | 1 | ||
| Urzarsaiskoye mine | Low | Stub | 1 | ||
| Usuglinskoye mine | Low | Stub | 2 | April 2025 | Unsourced passages need footnotes {{More citations needed}} (April 2025) |
| Venetian Plain | Unknown | Stub | 2 | October 2010 | Cites no sources (October 2010) |
| Volga-Ural Petroleum and Gas Province | Unknown | Start | 1 | ||
| Volhynian-Podolian Upland | Unknown | Start | 1 | ||
| Vosges and Jura coal mining basins | Low | Stub | 1 | ||
| Voznesenka mine | Low | Stub | 2 | April 2025 | Unsourced passages need footnotes {{More citations needed}} (April 2025) |
| Wadi Feynan | Low | Start | 1 | ||
| Wapiti Formation | Low | B | 3 | May 2021 | CS1 errors: missing periodical, Dead external links {{dead link}} (May 2021) |
| Weald–Artois Anticline | Mid | Start | 1 | ||
| Wentnor Group | Low | Start | 1 | ||
| West Philippine Basin | Low | Stub | 2 | October 2019 | Unsourced passages need footnotes {{More citations needed}} (October 2019) |
| Weyburn-Midale Carbon Dioxide Project | Low | Start | 2 | September 2019 | Update needed (September 2019) |
| White Sea Rift System | Unknown | Stub | 1 | ||
| Woodbine Group | Low | Start | 3 | CS1 errors: external links, CS1 errors: missing periodical | |
| Wunsiedel Marble | Low | Start | 1 | ||
| Xiaoyan Formation | Low | Stub | 1 | ||
| Xiling Gorge | Low | Start | 1 | ||
| Xingezhuang Formation | Low | Start | 1 | ||
| Yaguarí Formation | Unknown | Stub | 1 | ||
| Yangjiazhangzi mine | Low | Stub | 1 | ||
| Yellowknife greenstone belt | Low | Stub | 1 | ||
| Yeni Eskihisar | Low | Stub | 1 | ||
| Yezo Group | Low | Start | 1 | ||
| Yijinholuo Formation | Low | Stub | 1 | ||
| Yilong Cave | Low | Stub | 1 | ||
| Yinchuan Plain | Low | Stub | 1 | ||
| Yushima Formation | Low | Stub | 2 | April 2019 | Cites no sources (April 2019) |
| Zagros fold and thrust belt | Low | Start | 3 | January 2013 | Too technical (January 2013), Unsourced passages need footnotes {{citation needed}} (September 2019) |
| Zaza Formation | Low | Stub | 1 | ||
| Zhidan Group | Low | Stub | 1 | ||
| Zhumabao Formation | Low | Stub | 2 | January 2024 | Orphaned (January 2024) |
| Ziz Gorges | Low | Stub | 2 | October 2017 | Unsourced passages need footnotes {{citation needed}} (October 2017) |
| Zonggo Formation | Low | Stub | 1 |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Gran Sabana | Mid | Stub | 6 | September 2012 | Unsourced passages need footnotes {{More citations needed}} (September 2012, December 2024), Unsourced passages need footnotes {{citation needed}} (August 2018), ... (April 2024), Update needed (December 2024), Vague or ambiguous time (December 2024) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 2021 Fukushima earthquake | Low | B | 2 | March 2021 | ... (March 2021), Update needed (March 2021) |
| Adaptive radiation | Mid | B | 1 | January 2021 | ... (January 2021) |
| Advanced Spaceborne Thermal Emission and Reflection Radiometer | Low | Start | 1 | October 2011 | ... (October 2011) |
| Andean orogeny | High | C | 3 | December 2015 | ... (December 2015, August 2016), CS1 errors: periodical ignored |
| Aquamarine (gem) | Low | C | 3 | August 2025 | Weasel-worded phrases (August 2025), ... (August 2025), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Aspen Mountain (Wyoming) | Low | C | 2 | April 2008 | Unsourced passages need footnotes {{More citations needed}} (April 2008), ... (May 2008) |
| Astoria Formation | Low | Stub | 4 | February 2023 | CS1 errors: missing periodical, CS1 errors: missing title, ... (February 2023), Unsourced passages need footnotes {{citation needed}} (February 2023) |
| Avalanche | High | B | 5 | January 2019 | Unsourced passages need footnotes {{citation needed}} (January 2019, January 2024), Unsourced passages need footnotes {{More citations needed}} (June 2021, January 2024), ... (November 2023) |
| Barossa Valley | Low | Start | 2 | June 2007 | Unsourced passages need footnotes {{citation needed}} (June 2007), ... (September 2024) |
| Barra Honda Formation | Low | Stub | 2 | August 2017 | ... (August 2017), Cites no sources (September 2023) |
| Bateque Formation | Low | Stub | 1 | July 2017 | ... (July 2017) |
| Belsazar Hacquet | Low | Start | 2 | July 2012 | ... (July 2012), Dead external links {{dead link}} (October 2016) |
| Burgess Shale-type fauna | Mid | Start | 1 | February 2009 | ... (February 2009) |
| Burgsvik Beds | Low | B | 2 | November 2007 | Unsourced passages need footnotes {{citation needed}} (November 2007), ... (June 2008) |
| Bushveld Igneous Complex | Mid | Start | 2 | February 2019 | ... (February 2019), Unsourced passages need footnotes {{citation needed}} (December 2019) |
| Cagayan Valley | Low | Start | 3 | March 2016 | ... (March 2016), Dead external links {{dead link}} (February 2024, August 2025) |
| Cave diving | Low | B | 13 | January 2012 | Unsourced passages need footnotes {{citation needed}} (January 2012, June 2012, September 2012, April 2013, April 2016, December 2016, January 2017, May 2018, September 2022), Clarification needed (April 2013), ... (September 2022, February 2025), Pages with broken anchors (see article talk page, remove when fixed) |
| Cañón de Caballeros Formation | Low | Stub | 1 | July 2017 | ... (July 2017) |
| Charles Alfred Anderson | Low | Stub | 4 | March 2021 | Reference errors, CS1 errors: missing periodical, ... (March 2021, February 2025) |
| Cimmeria (continent) | Mid | Start | 5 | July 2016 | ... (July 2016), Unsourced passages need footnotes {{More citations needed}} (November 2016), CS1 errors: missing periodical, Unsourced passages need footnotes {{citation needed}} (February 2023), Dead external links {{dead link}} (January 2025) |
| Core drill | Low | Stub | 1 | March 2022 | ... (March 2022) |
| Cycladic Massif | Low | Stub | 1 | December 2012 | ... (December 2012) |
| D'Orbigny meteorite | Low | Start | 2 | January 2012 | Potentially dated statements (January 2012), ... (January 2013) |
| Drift mining | Low | Start | 2 | December 2015 | ... (December 2015), Unsourced passages need footnotes {{citation needed}} (January 2021) |
| Earth's outer core | High | Start | 1 | July 2019 | ... (July 2019) |
| Elizabeth M. Shaw | Low | Start | 1 | August 2019 | ... (August 2019) |
| Equatorial ridge | Low | Start | 6 | September 2007 | Unsourced passages need footnotes {{citation needed}} (September 2007, June 2019, May 2024), ... (May 2024), Unsourced passages need footnotes {{More citations needed}} (May 2024), Link rot cleanup (August 2024) |
| European Plain | Unknown | Start | 2 | July 2021 | ... (July 2021), Unsourced passages need footnotes {{More citations needed}} (September 2023) |
| Foitite | Low | Stub | 1 | October 2021 | ... (October 2021) |
| Fossil Detectives | Low | Stub | 1 | February 2011 | ... (February 2011) |
| Fraser Valley | Mid | B | 3 | November 2010 | ... (November 2010), Unsourced passages need footnotes {{More citations needed}} (October 2022), Vague or ambiguous time (May 2023) |
| Gehenna | Low | C | 2 | April 2018 | Unsourced passages need footnotes {{citation needed}} (April 2018), ... (October 2024) |
| Geode | Mid | C | 1 | May 2025 | ... (May 2025) |
| Geography of Jamaica | Low | Start | 6 | 2006 | Detailed references needed, Potentially dated statements (2006), ... (July 2014), Dead external links {{dead link}} (March 2019, November 2023), Unsourced passages need footnotes {{citation needed}} (October 2020) |
| Geologic temperature record | Mid | Start | 3 | February 2008 | Unsourced passages need footnotes {{citation needed}} (April 2008, February 2017), ... (February 2008) |
| Geological Survey of Canada | Low | Start | 1 | January 2011 | ... (January 2011) |
| Geology of Australia | Mid | Start | 3 | February 2008 | Has general references but lacks inline footnotes (February 2008), ... (March 2008, May 2012) |
| Geology of Cape Town | Low | C | 1 | June 2022 | ... (June 2022) |
| Geology of New England | Low | Start | 1 | October 2017 | ... (October 2017) |
| Geology of Pluto | High | C | 3 | April 2019 | Weasel-worded phrases (April 2019), Pages with broken anchors (see article talk page, remove when fixed), ... (October 2025) |
| Geology of the Baltic Sea | Unknown | C | 1 | August 2015 | ... (August 2015) |
| Geology of the Kimberley (Western Australia) | Low | C | 4 | November 2022 | Expert attention needed (November 2022), Clarification needed (November 2022), ... (November 2022) |
| Gravity anomaly | Mid | Start | 1 | June 2024 | ... (June 2024) |
| Gravity of Mars | Mid | B | 2 | January 2022 | ... (January 2022), Dead external links {{dead link}} (September 2023) |
| Guacamaya Formation | Low | Stub | 1 | July 2017 | ... (July 2017) |
| Hydrology in Practice | Low | Stub | 2 | February 2019 | ... (February 2019), Unsourced passages need footnotes {{citation needed}} (November 2019) |
| Index of geology articles | Mid | List | 1 | July 2010 | ... (July 2010) |
| Inselberg | Mid | C | 4 | December 2021 | Page number citations needed (December 2021), ... (October 2022), Unsourced passages need footnotes {{citation needed}} (September 2023, September 2025) |
| Internal structure of Earth | High | C | 4 | August 2022 | ... (August 2022), Clarification needed (August 2022), Unsourced passages need footnotes {{citation needed}} (November 2023), Cites unreliable sources (July 2024) |
| International Union of Geodesy and Geophysics | Mid | Start | 1 | October 2024 | ... (October 2024) |
| Invertebrate paleontology | High | Start | 2 | June 2008 | ... (June 2008), Has general references but lacks inline footnotes (February 2019) |
| Khaybar | Low | Start | 2 | February 2025 | ... (February 2025), CS1 errors: ISBN date |
| Kimmeridge Clay | Low | B | 1 | May 2016 | ... (May 2016) |
| Langston Formation | Low | Stub | 1 | January 2016 | ... (January 2016) |
| Late Jurassic | Mid | Start | 3 | May 2008 | ... (May 2008), Unsourced passages need footnotes {{More citations needed}} (February 2024), Unsourced passages need footnotes {{citation needed}} (February 2024) |
| List of river basins in the United States | Low | List | 3 | March 2013 | Expert attention needed (March 2022), ... (March 2013) |
| List of rock textures | Mid | List | 1 | March 2013 | ... (March 2013) |
| List of seismic faults in Mexico | Low | List | 1 | February 2015 | ... (February 2015) |
| Lockatong Formation | Low | Start | 2 | July 2010 | ... (July 2010), CS1 errors: missing periodical |
| Mantle oxidation state | Unknown | B | 3 | May 2024 | Unsourced passages need footnotes {{citation needed}} (May 2024), Clarification needed (October 2024), ... (October 2024) |
| Mare aux Songes | Low | Start | 2 | September 2012 | Page number citations needed (September 2012), ... (June 2013) |
| Mesoplates | Mid | Start | 3 | July 2014 | Unsourced passages need footnotes {{More citations needed}} (July 2014), ... (February 2018), Pages with broken anchors (see article talk page, remove when fixed) |
| Metamorphic reaction | Low | Stub | 2 | June 2019 | ... (June 2019, July 2019) |
| Meteoritics | Low | Start | 1 | September 2025 | ... (September 2025) |
| Mile Canyon | Low | Stub | 2 | July 2014 | ... (July 2014), Dead external links {{dead link}} (January 2018) |
| Moon rock | High | C | 3 | August 2019 | Unsourced passages need footnotes {{citation needed}} (August 2019, October 2022), ... (December 2020) |
| Mud | Low | Start | 3 | January 2011 | ... (January 2011), Unsourced passages need footnotes {{More citations needed}} (January 2022, December 2022) |
| Northwest Africa 3009 | Low | Start | 2 | December 2012 | Unsourced passages need footnotes {{citation needed}} (December 2012), ... (December 2012) |
| Oriskany Formation | Low | Stub | 1 | September 2021 | ... (September 2021) |
| Oscar von Engeln | Unknown | Start | 2 | September 2024 | Unsourced passages need footnotes {{More citations needed}} (September 2024), ... (March 2025) |
| Paleotsunami | Mid | Start | 1 | April 2023 | ... (April 2023) |
| Patrick Marshall | Mid | Start | 1 | March 2010 | ... (March 2010) |
| Pittsburgh coal seam | Low | B | 1 | May 2011 | ... (May 2011) |
| Po Valley | Unknown | Start | 2 | November 2021 | Unsourced passages need footnotes {{citation needed}} (November 2021), ... (December 2024) |
| Pope Mega Group | Unknown | Start | 1 | December 2023 | ... (December 2023) |
| Punta Pelada Formation | Low | Stub | 1 | August 2017 | ... (August 2017) |
| Příbram meteorite | Low | Start | 2 | December 2012 | ... (December 2012), CS1 errors: requires URL |
| Quaternary | High | C | 2 | September 2009 | Unsourced passages need footnotes {{citation needed}} (September 2009), ... (March 2023) |
| Radula | Low | C | 4 | September 2008 | Factual verification needed (March 2009), ... (September 2008), Clarification needed (April 2011), Dead external links {{dead link}} (July 2025) |
| Rare-earth element | Mid | C | 13 | May 2019 | Reference errors, Update needed (May 2019), Clarification needed (April 2021), Potentially dated statements (March 2022, 2025, June 2025, August 2025), Dead external links {{dead link}} (January 2023), Vague or ambiguous time (July 2023, September 2025), Unsourced passages need footnotes {{More citations needed}} (September 2025), Unsourced passages need footnotes {{citation needed}} (September 2025), ... (October 2025) |
| Reef | Mid | Start | 3 | February 2021 | CS1 errors: missing periodical, ... (February 2021), Clarification needed (November 2024) |
| Rejection of evolution by religious groups | High | B | 12 | June 2008 | ... (June 2008), Page number citations needed (May 2014), Vague or ambiguous time (July 2014), Unsourced passages need footnotes {{citation needed}} (July 2014, April 2017, July 2023, January 2024), Factual verification needed (April 2017), Weasel-worded phrases (April 2017), Potentially dated statements (2020), Limited geographic scope (August 2020), CS1 errors: ISBN date |
| Rhône-Simplon line | Low | Stub | 2 | July 2025 | Coordinates needed, ... (July 2025) |
| Royal Astronomical Society | Mid | Start | 2 | April 2024 | ... (April 2024), Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Río Concepción Group | Low | Stub | 2 | July 2017 | ... (July 2017), Cites no sources (September 2023) |
| San Gregorio Formation, Mexico | Low | Stub | 2 | August 2017 | ... (August 2017), Unsourced passages need footnotes {{More citations needed}} (February 2025) |
| Santo Domingo Formation | Low | Start | 1 | November 2014 | ... (November 2014) |
| Satakunta dyke swarms | Unknown | Stub | 2 | September 2016 | ... (September 2016), Too technical (December 2016) |
| Satellite geodesy | Mid | C | 2 | June 2011 | ... (June 2011), Incomplete lists (June 2011) |
| Shedhorn Sandstone | Unknown | Stub | 1 | November 2023 | ... (November 2023) |
| Simón Formation | Low | Stub | 2 | July 2017 | ... (July 2017), Cites no sources (September 2023) |
| Smoke Hole Canyon | Low | Start | 5 | September 2011 | Unsourced passages need footnotes {{citation needed}} (September 2011, June 2019), ... (September 2013, August 2014), CS1 errors: ISBN date |
| Soil erosion | Mid | C | 4 | April 2012 | ... (April 2012), Unsourced passages need footnotes {{citation needed}} (October 2017), CS1 errors: missing periodical, Dead external links {{dead link}} (May 2023) |
| Speleology | Mid | Start | 1 | February 2023 | ... (February 2023) |
| Taberna Formation | Low | Stub | 1 | July 2017 | ... (July 2017) |
| Taconic Mountains | Low | C | 1 | April 2024 | ... (April 2024) |
| Tihamah | Low | C | 1 | May 2020 | ... (May 2020) |
| Trace metal stable isotope biogeochemistry | Low | B | 2 | July 2020 | CS1 errors: missing periodical, ... (July 2020) |
| Ulansuhai Formation | Low | Stub | 1 | December 2008 | ... (December 2008) |
| Volcanic rock | Mid | Start | 2 | May 2011 | ... (May 2011), Unsourced passages need footnotes {{citation needed}} (October 2021) |
| World Digital Magnetic Anomaly Map | Mid | C | 1 | January 2022 | ... (January 2022) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Active volcano | Low | Start | 6 | March 2021 | Potentially dated statements (March 2021, 2023), Pages with broken anchors (see article talk page, remove when fixed), ... (May 2023), Cites unreliable sources (September 2025), Split needed (September 2025) |
| Aitym Formation | Low | Stub | 2 | December 2024 | Unsourced passages need footnotes {{More citations needed}} (December 2024), ... (December 2024) |
| Armenian highlands | Low | C | 3 | November 2012 | Unsourced passages need footnotes {{citation needed}} (November 2012, December 2023), ... (December 2021) |
| Atlantic Seaboard Fall Line | Mid | Start | 3 | June 2010 | ... (June 2010), Dead external links {{dead link}} (August 2025), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Black sand | Low | List | 1 | February 2016 | ... (February 2016) |
| Breathing cave | Low | Start | 2 | January 2024 | ... (January 2024), Categories needed (January 2024) |
| Duho Formation | Low | C | 1 | February 2025 | ... (February 2025) |
| George Frederick Harris (geologist) | Low | Stub | 1 | October 2016 | ... (October 2016) |
| List of caves in Bosnia and Herzegovina | Mid | List | 1 | October 2018 | ... (October 2018) |
| List of caves in Brazil | Low | List | 1 | February 2011 | ... (February 2011) |
| List of cinder cones | Low | List | 1 | February 2011 | ... (February 2011) |
| List of earth and atmospheric sciences journals | Low | List | 1 | August 2008 | ... (August 2008) |
| List of earthquakes in 1986 | Low | List | 1 | June 2022 | ... (June 2022) |
| List of escarpments | Unknown | List | 2 | September 2024 | Unsourced passages need footnotes {{More citations needed}} (September 2024), ... (September 2024) |
| List of greenstone belts | Low | List | 1 | November 2010 | ... (November 2010) |
| List of individual rocks | Low | List | 1 | November 2018 | ... (November 2018) |
| List of iron mines | Low | List | 1 | August 2022 | ... (August 2022) |
| List of karst springs in Bosnia and Herzegovina | Mid | List | 1 | October 2018 | ... (October 2018) |
| List of largest volcanic eruptions | Mid | FL | 2 | September 2015 | ... (September 2015), CS1 errors: missing periodical |
| List of lunar meteorites | Low | List | 2 | October 2018 | Potentially dated statements (October 2018), ... (October 2018) |
| List of mosasaur-bearing stratigraphic units | Low | List | 1 | February 2010 | ... (February 2010) |
| List of national geoparks | Low | List | 2 | February 2011 | ... (February 2011), Dead external links {{dead link}} (January 2018) |
| List of non-Dinosauria fossil trackway articles | Low | List | 1 | August 2008 | ... (August 2008) |
| List of places on land with elevations below sea level | Low | List | 3 | August 2008 | Unsourced passages need footnotes {{More citations needed}} (May 2009), ... (August 2008), Unsourced passages need footnotes {{citation needed}} (March 2023) |
| List of rivers that have reversed direction | Unknown | List | 1 | March 2019 | ... (March 2019) |
| List of rock formations in Serbia | Low | List | 1 | March 2012 | ... (March 2012) |
| List of rock formations of New Zealand | Low | List | 2 | November 2018 | ... (November 2018), Unsourced passages need footnotes {{citation needed}} (November 2018) |
| List of sandstones | Mid | List | 1 | September 2011 | ... (September 2011) |
| List of sedimentary formations in Belgium | Low | List | 1 | February 2013 | ... (February 2013) |
| List of sedimentary formations in Germany | Low | List | 1 | February 2013 | ... (February 2013) |
| List of types of limestone | Low | List | 1 | January 2014 | ... (January 2014) |
| List of valleys in India | Low | List | 1 | August 2008 | ... (August 2008) |
| List of watershed topics | Unknown | List | 1 | August 2008 | ... (August 2008) |
| Lists of mines in the United States | Low | List | 2 | March 2012 | ... (March 2012), Unsourced passages need footnotes {{citation needed}} (February 2021) |
| Massif | Mid | C | 2 | August 2008 | Unsourced passages need footnotes {{More citations needed}} (October 2010), ... (August 2008) |
| Meteor shower | Low | C | 2 | August 2017 | ... (August 2017), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Prehistoric tsunamis | Low | List | 1 | June 2012 | ... (June 2012) |
| Satellite geodesy | Mid | C | 2 | June 2011 | Expansion needed (June 2011), ... (June 2011) |
| Seafloor massive sulfide deposits | Low | Start | 1 | August 2008 | ... (August 2008) |
| Superocean | Mid | Stub | 3 | August 2008 | ... (August 2008), Unsourced passages need footnotes {{More citations needed}} (January 2017), Unsourced passages need footnotes {{citation needed}} (May 2021) |
| Sweet crude oil | Low | Start | 2 | August 2008 | ... (August 2008), CS1 errors: missing periodical |
| Terrane | High | Start | 2 | July 2019 | ... (July 2019), Unsourced passages need footnotes {{More citations needed}} (July 2022) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Amadeus William Grabau | Low | Stub | 2 | March 2013 | ... (March 2013), Unsourced passages need footnotes {{More citations needed}} (March 2013) |
| American Association of Petroleum Geologists | Low | Start | 2 | January 2018 | Dead external links {{dead link}} (January 2018), ... (September 2025) |
| Bayanshiree Formation | Low | B | 1 | April 2022 | ... (April 2022) |
| Bjørn G. Andersen | High | C | 2 | December 2024 | ... (December 2024), Unsourced passages need footnotes {{citation needed}} (March 2025) |
| Bromide Formation | Low | Start | 1 | April 2021 | ... (April 2021) |
| Cibicidoides | Low | Start | 2 | October 2024 | Page number citations needed (October 2024), ... (October 2024) |
| Classification of organic minerals | Low | List | 2 | July 2013 | ... (July 2013), Has general references but lacks inline footnotes (July 2013) |
| Cornelia C. Cameron | Unknown | C | 10 | July 2020 | Clarification needed (July 2020), Dead external links {{dead link}} (July 2020, June 2021), Style editing needed (February 2021), Unsourced passages need footnotes {{More citations needed}} (February 2021), ... (February 2021), Page number citations needed (June 2021), Factual verification needed (June 2021), Unsourced passages need footnotes {{citation needed}} (June 2021), Cites unreliable sources (June 2021) |
| Dolomite (mineral) | Mid | C | 2 | July 2023 | ... (July 2023), Clarification needed (June 2025) |
| Elisabeth Vrba | Low | Start | 1 | September 2020 | ... (September 2020) |
| Garnet | Mid | B | 5 | November 2008 | Unsourced passages need footnotes {{citation needed}} (November 2008, December 2012, February 2021), ... (January 2024), Dead external links {{dead link}} (May 2024) |
| Geology of England | Mid | B | 2 | October 2018 | Unsourced passages need footnotes {{citation needed}} (October 2018), ... (March 2021) |
| Geology of North Korea | Unknown | Start | 1 | April 2020 | ... (April 2020) |
| Holocene climatic optimum | Low | C | 4 | October 2007 | Unsourced passages need footnotes {{citation needed}} (October 2007, November 2022), Dead external links {{dead link}} (November 2017), ... (September 2018) |
| Inverted Earth | Low | Stub | 2 | November 2021 | Notability unclear (November 2021), ... (May 2024) |
| John D. Hamaker | Low | B | 4 | February 2020 | Dead external links {{dead link}} (February 2020), Unsourced passages need footnotes {{citation needed}} (July 2020), Style editing needed (September 2020), ... (April 2021) |
| Magnesite | Low | C | 2 | November 2024 | ... (November 2024), Clarification needed (October 2025) |
| Migmatite | Mid | B | 4 | April 2020 | ... (April 2020), Update needed (October 2022), Unsourced passages need footnotes {{More citations needed}} (October 2024), Dead external links {{dead link}} (August 2025) |
| Peace River (meteorite) | Low | Stub | 1 | October 2024 | ... (October 2024) |
| Pele's tears | Low | Start | 1 | October 2016 | ... (October 2016) |
| Phases of ice | Top | C | 6 | 2013 | Potentially dated statements (2013), Unsourced passages need footnotes {{citation needed}} (August 2017), Accuracy disputes or self-published (September 2022), Vague or ambiguous time (May 2024), ... (May 2024), Clarification needed (April 2025) |
| Seismic anisotropy | Low | C | 3 | July 2018 | ... (July 2018), Clarification needed (April 2024), Vague or ambiguous time (April 2024) |
| Tollmann's bolide hypothesis | Low | C | 2 | November 2014 | ... (November 2014), Page number citations needed (June 2020) |
| Volcanism | High | C | 1 | April 2024 | ... (April 2024) |
| Wadsleyite | Low | C | 5 | July 2022 | Cites unreliable sources (July 2022), Unsourced passages need footnotes {{citation needed}} (July 2022), Factual verification needed (July 2022), Update needed (July 2022), ... (October 2024) |
| Waterloo Farm lagerstätte | Unknown | C | 1 | May 2021 | ... (May 2021) |
| Winchite | Unknown | Stub | 1 | November 2021 | ... (November 2021) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| GMS (software) | Low | C | 4 | February 2024 | Pages with broken anchors (see article talk page, remove when fixed), Promotional tone (February 2024), Cleanup needed (July 2024), ... (July 2024) |
| Zanazziite | Low | Stub | 2 | May 2019 | ... (May 2019), Cleanup needed (May 2019) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Coli Toro Member | Low | Stub | 1 | October 2025 | ... (October 2025) |
| Oak Ridges Moraine | Low | Start | 1 | June 2025 | ... (June 2025) |
| Tinaja | Unknown | Stub | 1 | April 2025 | ... (April 2025) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Abdul Aziz bin Laboun (BLP) | Low | Stub | 3 | April 2024 | ... (April 2024), BLP articles lacking sources (April 2024), Cites unreliable sources (April 2024) |
| Aberconway Medal | Low | Stub | 1 | January 2020 | ... (January 2020) |
| Aepinus (crater) | Low | Stub | 2 | August 2022 | ... (August 2022), CS1 errors: ISBN date |
| Andrey Korjenkov (BLP) | Low | Stub | 1 | August 2021 | ... (August 2021) |
| Andura meteorite | Low | Stub | 1 | December 2017 | ... (December 2017) |
| Belcher Mountains | Low | Stub | 1 | July 2025 | ... (July 2025) |
| Bronwen Konecky (BLP) | Low | C | 1 | June 2021 | ... (June 2021) |
| Bruce Simonson (BLP) | Unknown | Stub | 1 | November 2013 | ... (November 2013) |
| Caroline Smith (geologist) (BLP) | Low | Start | 2 | October 2018 | BLP articles lacking sources (October 2018), ... (October 2018) |
| Central Coal and Iron Company | Low | Stub | 2 | October 2015 | ... (October 2015), Cites no sources (October 2019) |
| Cherry Ridge Shale | Low | Stub | 2 | September 2023 | Unsourced passages need footnotes {{More citations needed}} (September 2023), ... (September 2023) |
| Cliff Ollier (BLP) | Low | Stub | 1 | August 2021 | ... (August 2021) |
| Cretaceous Mongolia | Low | Stub | 2 | October 2019 | ... (October 2019), Unsourced passages need footnotes {{More citations needed}} (April 2024) |
| Decennial Mineral Exploration Conferences | Low | Stub | 2 | June 2018 | ... (June 2018), CS1 errors: missing periodical |
| Denshima | Low | Stub | 2 | April 2014 | Cites no sources (April 2014), ... (August 2025) |
| Deutsches Geodätisches Forschungsinstitut | Low | Stub | 1 | February 2023 | ... (February 2023) |
| EarthArXiv | Low | Start | 2 | June 2022 | Conflict of interest (June 2022), ... (June 2022) |
| Filter cake | Low | Stub | 2 | May 2025 | ... (May 2025), Clarification needed (May 2025) |
| Francesco Ferrara (geologist) | Low | Start | 2 | September 2021 | ... (September 2021), Unsourced passages need footnotes {{More citations needed}} (August 2025) |
| GSI3D | Low | Start | 2 | April 2019 | ... (April 2019), Cites no sources (April 2019) |
| Gabi Schneider (BLP) | Unknown | Start | 2 | February 2023 | ... (February 2023), Unsourced passages need footnotes {{citation needed}} (February 2023) |
| Global Change Master Directory | Unknown | Start | 1 | May 2022 | ... (May 2022) |
| Helvetic nappes | Low | Start | 2 | June 2019 | Cites no sources (June 2019), ... (October 2025) |
| HiPACT (carbon capture) | Unknown | Stub | 2 | February 2024 | ... (February 2024), Cites unreliable sources (February 2024) |
| Institute of Theoretical Geophysics | Unknown | Stub | 3 | June 2015 | ... (June 2015), Unsourced passages need footnotes {{More citations needed}} (August 2015), Unsourced passages need footnotes {{citation needed}} (August 2015) |
| International Geology Review | Low | Stub | 2 | April 2018 | Unsourced passages need footnotes {{More citations needed}} (April 2018), ... (April 2018) |
| Inverted Earth | Low | Stub | 2 | November 2021 | ... (November 2021), Introduction cleanup (May 2024) |
| K. M. Nair | Low | C | 2 | April 2019 | ... (April 2019), Orphaned (April 2019) |
| Kerbel Formation | Low | Stub | 3 | August 2024 | ... (August 2024), Has general references but lacks inline footnotes (August 2024), Unsourced passages need footnotes {{citation needed}} (September 2024) |
| Leopoldo López Escobar | Low | Stub | 1 | January 2014 | ... (January 2014) |
| List of stratigraphic formations in the Philippines | Low | List | 1 | October 2020 | ... (October 2020) |
| List of stratigraphic units with dinosaur trace fossils | Low | List | 1 | May 2025 | ... (May 2025) |
| List of stratigraphic units with dinosaur tracks | Low | List | 1 | May 2025 | ... (May 2025) |
| List of stratigraphic units with ornithischian tracks | Low | List | 1 | May 2025 | ... (May 2025) |
| List of stratigraphic units with sauropodomorph tracks | Low | List | 1 | May 2025 | ... (May 2025) |
| List of stratigraphic units with theropod tracks | Low | List | 1 | May 2025 | ... (May 2025) |
| Lists of dinosaur-bearing stratigraphic units | Low | List | 1 | May 2025 | ... (May 2025) |
| Ljubinka Nikolić (BLP) | Unknown | Start | 1 | September 2018 | ... (September 2018) |
| Lucille Langford | Unknown | Start | 5 | October 2023 | Factual verification needed (October 2023), Orphaned (October 2023), Page number citations needed (October 2023), ... (March 2024), Unsourced passages need footnotes {{citation needed}} (March 2024) |
| MIKE 21C | Unknown | Start | 2 | January 2016 | Has general references but lacks inline footnotes (January 2016), ... (May 2020) |
| Nigel Press (BLP) | Unknown | Start | 3 | January 2016 | Conflict of interest (January 2016), ... (January 2016), Cites unreliable sources (January 2016) |
| Paneth (crater) | Low | Stub | 2 | September 2022 | ... (September 2022), CS1 errors: ISBN date |
| Paul Liu (geologist) (BLP) | Unknown | Start | 5 | February 2022 | Categories needed (February 2022), ... (February 2022), Autobiographical articles (February 2022), Orphaned (May 2023), BLP articles lacking sources (June 2025) |
| Peter Cormac Sutherland | Unknown | Start | 2 | January 2010 | Unsourced passages need footnotes {{More citations needed}} (January 2010), ... (May 2022) |
| Piotr Migoń (BLP) | Unknown | Stub | 1 | July 2017 | ... (July 2017) |
| Rockwatch | Low | Stub | 2 | February 2023 | ... (February 2023), Style editing needed (February 2023) |
| Rovuma plate | Unknown | Stub | 1 | May 2016 | ... (May 2016) |
| Sericitic alteration | Low | Stub | 2 | May 2022 | ... (May 2022), Cites no sources (May 2022) |
| Setembrino Petri | Unknown | Stub | 1 | January 2024 | ... (January 2024) |
| Society of Economic Geologists | Low | Stub | 2 | February 2022 | Unsourced passages need footnotes {{More citations needed}} (February 2022), ... (September 2025) |
| Standard linear solid Q model | Low | Start | 2 | April 2013 | ... (April 2013), CS1 errors: ISBN date |
| Thomas Large | Unknown | Start | 1 | September 2025 | ... (September 2025) |
| Tulin (geology) | Low | Stub | 1 | April 2017 | ... (April 2017) |
| Verdete | Low | Stub | 2 | January 2011 | ... (January 2011), Unsourced passages need footnotes {{citation needed}} (August 2020) |
| Victor Linetsky | Low | Stub | 2 | March 2016 | Cites no sources (March 2016), ... (September 2025) |
| Visual MODFLOW | Low | Stub | 4 | February 2012 | Unsourced passages need footnotes {{More citations needed}} (February 2012), Promotional tone (February 2012), ... (February 2012), Clarification needed (August 2021) |
| William Lee Stokes | Unknown | Stub | 1 | October 2020 | ... (October 2020) |
| Zhang Benren | Low | Stub | 1 | February 2021 | ... (February 2021) |
| Zhe-Xi Luo (BLP) | Low | Start | 2 | June 2020 | ... (June 2020), Cites unreliable sources (June 2020) |
| Öz Yılmaz (BLP) | Low | Start | 3 | September 2013 | BLP articles lacking sources (September 2013), Cites unreliable sources (September 2013), ... (September 2013) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Mining | Mid | B | 9 | December 2013 | Clarification needed (December 2013, December 2016), Dead external links {{dead link}} (December 2018), Unsourced passages need footnotes {{citation needed}} (January 2021, March 2024, December 2024), Vague or ambiguous time (April 2021), ... (July 2022), Unsourced passages need footnotes {{More citations needed}} (March 2024) |
| South Wales Valleys | Unknown | C | 5 | August 2009 | Unsourced passages need footnotes {{More citations needed}} (August 2009, April 2023), Clarification needed (December 2017), Unsourced passages need footnotes {{citation needed}} (December 2019), ... (January 2023) |
| Tara Mine | Low | Start | 2 | December 2023 | Unsourced passages need footnotes {{More citations needed}} (December 2023), ... (December 2023) |
| Trilobite zone | Low | Stub | 1 | November 2012 | ... (November 2012) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Flint | Low | Start | 4 | July 2019 | Unsourced passages need footnotes {{citation needed}} (July 2019), Dead external links {{dead link}} (January 2022), Limited geographic scope (October 2023), ... (August 2025) |
| Geology | Top | C | 3 | September 2019 | Failed verification (September 2019), Unsourced passages need footnotes {{citation needed}} (October 2025), ... (October 2025) |
| Gowk stane | Low | C | 1 | August 2024 | ... (August 2024) |
| History of geodesy | Mid | C | 9 | November 2011 | Unsourced passages need footnotes {{citation needed}} (November 2011, August 2025, September 2025), Split needed (August 2020), Clarification needed (November 2021), ... (November 2021), Self-contradictory articles (February 2022), Dead external links {{dead link}} (June 2023), CS1 errors: ISBN date |
| Kate Allstadt (BLP) | Low | Start | 1 | June 2023 | ... (June 2023) |
| Subaqueous volcano | Low | Stub | 6 | February 2024 | Weasel words (February 2024), Unsourced passages need footnotes {{More citations needed}} (July 2024), Clarification needed (July 2024, December 2024), Has general references but lacks inline footnotes (July 2024), ... (July 2024) |
| Susan M. Landon | Unknown | Start | 3 | October 2023 | Unsourced passages need footnotes {{More citations needed}} (October 2023), ... (April 2024), Orphaned (August 2024) |
| Younger Dryas impact hypothesis | Mid | C | 4 | July 2021 | ... (July 2021), Update needed (December 2021), Cites unreliable sources (October 2022), Clarification needed (December 2022) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 2010 Gansu mudslide | Unknown | C | 2 | August 2010 | ... (August 2010), Disputed statements (August 2010) |
| Acasta Gneiss | High | Start | 2 | March 2017 | Unsourced passages need footnotes {{citation needed}} (March 2017), ... (2019) |
| Acritarch | Mid | C | 2 | 2020 | ... (2020), Unsourced passages need footnotes {{citation needed}} (November 2023) |
| Active volcano | Low | Start | 6 | March 2021 | ... (March 2021, 2023), Pages with broken anchors (see article talk page, remove when fixed), Incomplete lists (May 2023), Cites unreliable sources (September 2025), Split needed (September 2025) |
| Aeneas Valley | Low | C | 1 | 2024 | ... (2024) |
| Ajax Mine Fossil Reef | Low | B | 2 | 2022 | ... (2022, August 2025) |
| Ammolite | Low | B | 6 | November 2007 | Unsourced passages need footnotes {{citation needed}} (November 2007, May 2013, April 2022), ... (2015), Dead external links {{dead link}} (May 2017), Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Ampasindava mine | Unknown | C | 1 | 2025 | ... (2025) |
| Antamina mine | Low | Start | 1 | March 2023 | ... (March 2023) |
| Apparent polar wander | Low | Start | 1 | 2010 | ... (2010) |
| Asteroid | Mid | B | 8 | 2011 | ... (2011, October 2018, October 2021, April 2022, May 2025), Style editing needed (December 2023), Page number citations needed (May 2025), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Australian Journal of Earth Sciences | Low | Start | 1 | September 2023 | ... (September 2023) |
| Banded iron formation | Top | GA | 2 | 2006 | ... (2006), CS1 errors: missing periodical |
| Bauxite | Mid | C | 2 | 2010 | ... (2010), Unsourced passages need footnotes {{citation needed}} (June 2024) |
| Bertha Rogers Borehole | Low | Stub | 2 | June 2024 | ... (2024), Clarification needed (June 2024) |
| Beryl | Mid | C | 5 | 1999 | ... (1999), Cites unreliable sources (October 2023), Dead external links {{dead link}} (October 2023), Unsourced passages need footnotes {{citation needed}} (December 2024), CS1 errors: ISBN date |
| Biomineralization | Mid | B | 2 | December 2020 | ... (December 2020), Unsourced passages need footnotes {{citation needed}} (May 2023) |
| Bituminous coal | Low | B | 3 | 2009 | ... (2009, 2018, 2020) |
| Burdigalian | Low | Stub | 1 | 2016 | ... (2016) |
| Canning Basin | Low | Stub | 2 | 2003 | ... (2003), Dead external links {{dead link}} (June 2019) |
| Cave of the Crystals | Mid | B | 1 | October 2015 | ... (October 2015) |
| Central African Shear Zone | Low | Start | 1 | 2008 | ... (2008) |
| Challenger Deep | Mid | C | 8 | December 2019 | Unsourced passages need footnotes {{citation needed}} (December 2019, March 2021), Incomplete citations (January 2020), Failed verification (January 2020), Articles using infobox body of water without pushpin map alt, ... (July 2022), CS1 errors: periodical ignored, Dead external links {{dead link}} (October 2025) |
| Chaotian (geology) | Mid | Start | 2 | September 2023 | Pages with broken anchors (see article talk page, remove when fixed), ... (September 2023) |
| Chelyabinsk meteorite | Low | C | 1 | February 2013 | ... (February 2013) |
| Chinga meteorite | Low | Start | 2 | December 2012 | ... (December 2012), Unsourced passages need footnotes {{citation needed}} (December 2012) |
| Climate change | High | FA | 3 | 2020 | ... (2020, March 2025), Clarification needed (July 2025) |
| Climate change in India | High | B | 4 | 2007 | ... (2007), Update needed (March 2021), Clarification needed (September 2024), Cites unreliable sources (September 2024) |
| Climate change in Japan | Low | C | 1 | 2019 | ... (2019) |
| Climate change mitigation | Low | C | 6 | 2019 | ... (2019, 2022), Update needed (January 2022), Unsourced passages need footnotes {{citation needed}} (November 2022), Cites unreliable sources (December 2022), Pages with broken anchors (see article talk page, remove when fixed) |
| Coachella Valley | Low | B | 21 | April 2007 | Unsourced passages need footnotes {{citation needed}} (April 2007, July 2009, June 2010, February 2011, June 2011, November 2011, August 2014, April 2015, November 2015, March 2019, July 2019, January 2020, June 2020, May 2025), Unsourced passages need footnotes {{More citations needed}} (April 2012, July 2012, August 2012, April 2018, June 2020), ... (2013), Update needed (May 2025) |
| Coal | High | C | 5 | 2018 | ... (2018, 2019), Pages with broken anchors (see article talk page, remove when fixed), Reorganization needed (April 2025), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Coal mining | Low | B | 5 | October 2014 | Unsourced passages need footnotes {{citation needed}} (October 2014, January 2021), Factual verification needed (May 2015), ... (2023), Page number citations needed (December 2024) |
| Critical Raw Materials Act | Low | Start | 2 | 2004 | ... (2004), Pages with broken anchors (see article talk page, remove when fixed) |
| D'Orbigny meteorite | Low | Start | 2 | January 2012 | ... (January 2012), Expansion needed (January 2013) |
| David Beerling (BLP) | Low | Start | 6 | April 2015 | ... (2015), Unsourced passages need footnotes {{citation needed}} (April 2015, March 2016), Too technical (March 2016), Cites unreliable sources (January 2021), Promotional tone (August 2025) |
| Deep Earth Carbon Degassing Project | Unknown | Start | 2 | January 2023 | Update needed (January 2023), ... (2025) |
| Deniliquin multiple-ring feature | Low | Start | 1 | 2023 | ... (2023) |
| Devon | Mid | C | 8 | March 2010 | Unsourced passages need footnotes {{More citations needed}} (March 2010, February 2019), Unsourced passages need footnotes {{citation needed}} (August 2010, December 2016, June 2017, March 2023), Dead external links {{dead link}} (March 2018), ... (2023) |
| Doggerland | Mid | C | 1 | 2020 | ... (2020) |
| Don Lessem (BLP) | Low | C | 2 | December 2023 | ... (2024), Unsourced passages need footnotes {{citation needed}} (December 2023) |
| Driftless Area | Mid | B | 5 | September 2009 | Unsourced passages need footnotes {{citation needed}} (September 2009, April 2014, March 2023), ... (2021), Dead external links {{dead link}} (June 2025) |
| Earth | Top | FA | 1 | September 2021 | ... (September 2021) |
| Earth Impact Database | Mid | Start | 1 | April 2019 | ... (April 2019) |
| Earth's magnetic field | Top | B | 2 | 2018 | ... (2018), Clarification needed (January 2022) |
| Earth-grazing fireball | Mid | Start | 1 | 2008 | ... (2008) |
| Earthquake swarm | Mid | Start | 2 | July 2022 | Unsourced passages need footnotes {{citation needed}} (July 2022), ... (April 2025) |
| Ediacara Hills | Low | C | 2 | August 2025 | Pages with broken anchors (see article talk page, remove when fixed), ... (August 2025) |
| Encyclopedia of Earth | Unknown | C | 3 | April 2009 | Unsourced passages need footnotes {{More citations needed}} (April 2009), ... (November 2010), Weasel-worded phrases (November 2022) |
| Environmental impact of fracking in the United States | Low | C | 10 | April 2013 | Unsourced passages need footnotes {{citation needed}} (March 2014, April 2015), Cites unreliable sources (September 2014), Failed verification (April 2013), Clarification needed (July 2015, April 2019), Update needed (March 2017), ... (February 2019), Dead external links {{dead link}} (August 2019), CS1 errors: missing periodical |
| Eoarchean | Mid | C | 3 | June 2021 | Clarification needed (June 2021), ... (September 2021), Unsourced passages need footnotes {{citation needed}} (February 2023) |
| Everglades | Mid | GA | 4 | 2008 | ... (2008, 2017), Unsourced passages need footnotes {{citation needed}} (February 2018), Dead external links {{dead link}} (April 2025) |
| Exoplanet orbital and physical parameters | Low | B | 2 | November 2013 | ... (November 2013), CS1 errors: periodical ignored |
| Fossil Grove | Low | C | 2 | July 2022 | ... (July 2022), Dead external links {{dead link}} (April 2024) |
| Gemstone | Low | C | 4 | November 2020 | Incomplete citations (November 2020), ... (2023), Clarification needed (August 2023), Unsourced passages need footnotes {{citation needed}} (April 2024) |
| Geography of Jamaica | Low | Start | 6 | 2006 | Detailed references needed, ... (2006), Expansion needed (July 2014), Dead external links {{dead link}} (March 2019, November 2023), Unsourced passages need footnotes {{citation needed}} (October 2020) |
| Geologic time scale | Top | B | 5 | April 2022 | Reference errors, ... (April 2022, January 2025), Unsourced passages need footnotes {{More citations needed}} (November 2023), CS1 errors: ISBN date |
| Geological Conservation Review | Low | Start | 1 | 2010 | ... (2010) |
| Geological map | High | Start | 3 | 2009 | ... (2009), External link cleanup {{external links}} (April 2022), Dead external links {{dead link}} (August 2025) |
| Geology (journal) | Low | Stub | 1 | July 2024 | ... (July 2024) |
| Geology of Chad | Mid | Start | 1 | 2013 | ... (2013) |
| Geology of Cornwall | Mid | Start | 3 | 2007 | ... (2007), Unsourced passages need footnotes {{citation needed}} (November 2009), Unsourced passages need footnotes {{More citations needed}} (December 2009) |
| Geology of Eswatini | Unknown | Start | 2 | April 2024 | ... (April 2024), Unsourced passages need footnotes {{citation needed}} (April 2024) |
| Geology of Finland | Mid | Start | 1 | 2015 | ... (2015) |
| Geology of South Africa | Unknown | Start | 1 | 2012 | ... (2012) |
| Geology of the Canary Islands | Mid | C | 4 | 2019 | ... (2019, 2020, 2023, December 2024) |
| Geomagnetic pole | Mid | Start | 2 | 2020 | ... (2020), Weasel-worded phrases (February 2025) |
| Georgiaite | Mid | Stub | 1 | 2018 | ... (2018) |
| Geothermal energy in Turkey | Low | GA | 1 | 2022 | ... (2022) |
| Geothermal power | Mid | C | 3 | May 2010 | Unsourced passages need footnotes {{citation needed}} (May 2010, September 2024), ... (2022) |
| Gibeon (meteorite) | Low | C | 1 | 2004 | ... (2004) |
| Glacial erratic boulders of the Puget Sound region | Low | List | 1 | 2011 | ... (2011) |
| Global Heritage Stone Resource | Low | Start | 2 | February 2019 | ... (February 2019), Unsourced passages need footnotes {{More citations needed}} (April 2019) |
| Global Volcanism Program | Mid | Start | 1 | August 2024 | ... (August 2024) |
| Gold | Mid | B | 12 | June 2016 | Dead external links {{dead link}} (June 2016, December 2021), Clarification needed (April 2019, September 2023, January 2025), ... (2020, October 2025), Update needed (May 2022), Vague or ambiguous time (January 2024), Unsourced passages need footnotes {{citation needed}} (January 2024, May 2024, January 2025) |
| Gold mining | Unknown | C | 8 | June 2010 | Unsourced passages need footnotes {{citation needed}} (September 2010, July 2013), Update needed (June 2010), ... (2020), CS1 errors: periodical ignored, Cites unreliable sources (December 2023), CS1 errors: ISBN date, Clarification needed (June 2025) |
| Grand Banks of Newfoundland | Low | Start | 3 | November 2019 | ... (2019), Factual verification needed (November 2019), Unsourced passages need footnotes {{citation needed}} (February 2021) |
| Grand Canyon | High | B | 3 | 1999 | ... (1999), Unsourced passages need footnotes {{citation needed}} (November 2018), Pages with broken anchors (see article talk page, remove when fixed) |
| Great Appalachian Valley | Unknown | C | 2 | June 2015 | ... (June 2015), Has general references but lacks inline footnotes (December 2016) |
| Great Dismal Swamp | Low | C | 1 | 2022 | ... (2022) |
| Greenland plate | Low | Start | 2 | 2009 | ... (2009), CS1 errors: missing periodical |
| Gulf of Mexico | High | B | 8 | 2015 | ... (2015), Articles using infobox body of water without alt bathymetry, Unsourced passages need footnotes {{citation needed}} (December 2021, May 2025), Unsourced passages need footnotes {{More citations needed}} (October 2023), Page number citations needed (January 2025), Disputed statements (April 2025), Incomplete citations (September 2025) |
| Health impact of asbestos | Low | C | 4 | 1999 | ... (1999), Limited geographic scope (February 2010), Unsourced passages need footnotes {{citation needed}} (November 2016, March 2023) |
| Helium production in the United States | Low | B | 5 | 2012 | ... (2012, October 2023), Vague or ambiguous time (April 2022, October 2025), Weasel-worded phrases (August 2022) |
| History of oil in California through 1930 | Mid | C | 1 | 2022 | ... (2022) |
| Holocene | High | B | 3 | May 2012 | Unsourced passages need footnotes {{citation needed}} (May 2012), CS1 errors: missing periodical, ... (April 2023) |
| IIE iron meteorite | Low | Stub | 1 | 2009 | ... (2009) |
| Impact crater | Top | C | 2 | July 2019 | ... (July 2019), Pages with broken anchors (see article talk page, remove when fixed) |
| Imperial Valley | Low | B | 7 | April 2008 | ... (April 2008), Unsourced passages need footnotes {{citation needed}} (April 2015, February 2019, December 2024), Accuracy disputes or self-published (March 2022), Unsourced passages need footnotes {{More citations needed}} (October 2022), Vague or ambiguous time (December 2024) |
| In situ | Mid | C | 1 | August 2022 | ... (August 2022) |
| International Earth Rotation and Reference Systems Service | Low | Start | 1 | 2022 | ... (2022) |
| Jadarite | Low | C | 1 | November 2021 | ... (November 2021) |
| Janet Watson | Low | C | 1 | 2016 | ... (2016) |
| Judy Fierstein (BLP) | Mid | B | 2 | 2019 | ... (2019), Clarification needed (May 2025) |
| Kainsaz meteorite | Low | Start | 1 | January 2013 | ... (January 2013) |
| Kampfite | Low | Start | 1 | 2007 | ... (2007) |
| Karst | Mid | C | 2 | 2007 | ... (2007), Pages with broken anchors (see article talk page, remove when fixed) |
| Kimberlite | Mid | Start | 2 | October 2007 | Unsourced passages need footnotes {{More citations needed}} (October 2007), ... (2014) |
| Kimmeridgian | Low | Start | 4 | 2004 | ... (2004), Unsourced passages need footnotes {{citation needed}} (May 2016), Weasel-worded phrases (May 2016), Dead external links {{dead link}} (June 2025) |
| LCROSS | Mid | C | 3 | November 2009 | ... (November 2009), Unsourced passages need footnotes {{citation needed}} (January 2011, November 2013) |
| Late Triassic | Low | C | 3 | 2010 | ... (2010), Unsourced passages need footnotes {{citation needed}} (April 2017, February 2024) |
| List of Martian meteorites | Low | List | 1 | September 2020 | ... (September 2020) |
| List of carbon capture and storage projects | Mid | C | 10 | 2014 | ... (2014, 2018, 2019), Update needed (February 2019, May 2019, June 2019, October 2021), Dead external links {{dead link}} (August 2019), CS1 errors: generic name, Cites unreliable sources (October 2021) |
| List of caves | Low | List | 2 | 2007 | ... (2007), Dead external links {{dead link}} (November 2012) |
| List of craters in the Solar System | Low | List | 3 | June 2011 | Clarification needed (June 2011), ... (2017), Unsourced passages need footnotes {{citation needed}} (June 2022) |
| List of geological features on Charon | Low | List | 2 | 2018 | ... (2018, April 2020) |
| List of impact structures on Earth | Mid | List | 2 | January 2018 | Self-contradictory articles (January 2018), ... (2022) |
| List of lunar meteorites | Low | List | 2 | October 2018 | ... (October 2018), Incomplete lists (October 2018) |
| List of minerals recognized by the International Mineralogical Association | High | List | 3 | November 2024 | ... (November 2024, May 2025), Clarification needed (November 2024) |
| Litke Deep | Unknown | C | 2 | June 2023 | Unsourced passages need footnotes {{citation needed}} (June 2023), ... (2024) |
| Lower Rio Grande Valley | Low | B | 4 | October 2024 | CS1 errors: missing title, CS1 errors: bare URL, Unsourced passages need footnotes {{citation needed}} (October 2024), ... (2025) |
| Lucy (spacecraft) | Low | C | 2 | January 2022 | ... (January 2022), Unsourced passages need footnotes {{citation needed}} (February 2024) |
| Lunar meteorite | Mid | B | 3 | November 2010 | Weasel-worded phrases (November 2010), Unsourced passages need footnotes {{citation needed}} (July 2012), ... (July 2019) |
| Malachite | High | C | 2 | 2006 | ... (2006), Pages with broken anchors (see article talk page, remove when fixed) |
| Manganvesuvianite | Low | Start | 1 | 2012 | ... (2012) |
| Martian meteorite | Mid | B | 3 | 2005 | ... (2005, September 2020), Unsourced passages need footnotes {{citation needed}} (April 2017) |
| Megatsunami | Mid | B | 5 | July 2021 | Unsourced passages need footnotes {{More citations needed}} (July 2021), ... (October 2021), Unsourced passages need footnotes {{citation needed}} (November 2021, March 2025), Cites unreliable sources (June 2023) |
| Merrillite | Low | Stub | 2 | September 2022 | ... (September 2022), Unsourced passages need footnotes {{citation needed}} (September 2022) |
| Mesoproterozoic | Mid | Start | 1 | February 2017 | ... (February 2017) |
| Meteorite | High | B | 3 | January 2019 | ... (January 2019), Dead external links {{dead link}} (August 2020), Vague or ambiguous time (October 2024) |
| Meteorite fall | Mid | List | 7 | January 2018 | Dead external links {{dead link}} (January 2018), Update needed (March 2021, January 2025), Unsourced passages need footnotes {{More citations needed}} (March 2021), Too long (March 2021), ... (February 2023), CS1 errors: ISBN date |
| Methane clathrate | Mid | C | 4 | September 2010 | Unsourced passages need footnotes {{citation needed}} (September 2010, October 2011, February 2014), ... (2013) |
| Middle Pleistocene | Mid | C | 1 | 2016 | ... (2016) |
| Mindat.org | Mid | Start | 2 | 2021 | ... (2021, 2023) |
| Mineral | Top | B | 2 | 1997 | ... (1997, May 2025) |
| Mineral spring | Low | Start | 2 | 2003 | ... (2003), Pages with broken anchors (see article talk page, remove when fixed) |
| Mount Everest | Mid | B | 3 | June 2011 | Unsourced passages need footnotes {{citation needed}} (June 2011, May 2021), ... (December 2024) |
| Mundrabilla (meteorite) | Low | C | 2 | 2013 | ... (2013), Unsourced passages need footnotes {{More citations needed}} (March 2025) |
| Muri Mountains | Unknown | Start | 1 | 1992 | ... (1992) |
| Nankai Trough | Low | Start | 2 | 2014 | ... (2014), Has general references but lacks inline footnotes (May 2025) |
| Nantan meteorite | Low | C | 1 | December 2012 | ... (December 2012) |
| Near-Earth object | Mid | GA | 9 | May 2019 | ... (May 2019, July 2019, January 2023, October 2023, January 2024, December 2024, January 2025, February 2025, March 2025) |
| Neo-creationism | High | B | 3 | 2015 | ... (2015), CS1 errors: generic name, Update needed (April 2025) |
| Nickel | High | GA | 4 | April 2007 | ... (April 2007, September 2017), Unsourced passages need footnotes {{citation needed}} (January 2021), Page number citations needed (January 2025) |
| Ocean acidification | Mid | B | 2 | October 2023 | Clarification needed (October 2023), ... (2024) |
| Oeschinensee and Kandertal landslides | Low | C | 1 | 2021 | ... (2021) |
| Oil shale | High | B | 3 | 2008 | ... (2008, 2009), CS1 errors: periodical ignored |
| Oranjemund | Low | Start | 3 | November 2015 | Unsourced passages need footnotes {{citation needed}} (November 2015), ... (2019, 2023) |
| Organic Geochemistry | Low | B | 1 | June 2013 | ... (June 2013) |
| Organic mineral | Low | C | 1 | 2016 | ... (2016) |
| Orosirian | Low | Stub | 2 | February 2022 | ... (February 2022), Unsourced passages need footnotes {{citation needed}} (June 2024) |
| Oxnard Plain | Low | Start | 1 | 2014 | ... (2014) |
| Paleotempestology | Mid | GA | 1 | 2017 | ... (2017) |
| Peak oil | High | C | 6 | 2022 | CS1 errors: missing periodical, CS1 errors: requires URL, ... (2022), Unsourced passages need footnotes {{citation needed}} (January 2024), Factual verification needed (October 2024), Update needed (January 2025) |
| Penang Hill | Low | C | 4 | 2014 | ... (2014, 2020, 2024), Dead external links {{dead link}} (October 2025) |
| Petroleum industry in Lithuania | Low | Stub | 2 | December 2024 | ... (December 2024), Disputed statements (September 2025) |
| Phases of ice | Top | C | 6 | 2013 | ... (2013), Unsourced passages need footnotes {{citation needed}} (August 2017), Accuracy disputes or self-published (September 2022), Vague or ambiguous time (May 2024), Introduction cleanup (May 2024), Clarification needed (April 2025) |
| Phosphorite | Mid | C | 4 | 2006 | ... (2006, 2012, December 2018), Unsourced passages need footnotes {{citation needed}} (October 2019) |
| Picuris Mountains | Low | Start | 1 | 2004 | ... (2004) |
| Pinch-out | Unknown | Stub | 1 | 2019 | ... (2019) |
| Polar drift | Low | Stub | 1 | 2005 | ... (2005) |
| Proxy (climate) | Unknown | C | 4 | November 2011 | Clarification needed (November 2011, April 2019), ... (2018), Unsourced passages need footnotes {{citation needed}} (June 2018) |
| Rachel, Lady MacRobert | Low | C | 2 | 2016 | ... (2016), Unsourced passages need footnotes {{citation needed}} (October 2017) |
| Rare-earth element | Mid | C | 13 | May 2019 | Reference errors, Update needed (May 2019), Clarification needed (April 2021), ... (March 2022, 2025, June 2025, August 2025), Dead external links {{dead link}} (January 2023), Vague or ambiguous time (July 2023, September 2025), Unsourced passages need footnotes {{More citations needed}} (September 2025), Unsourced passages need footnotes {{citation needed}} (September 2025), Expansion needed (October 2025) |
| Rejection of evolution by religious groups | High | B | 12 | June 2008 | Expansion needed (June 2008), Page number citations needed (May 2014), Vague or ambiguous time (July 2014), Unsourced passages need footnotes {{citation needed}} (July 2014, April 2017, July 2023, January 2024), Factual verification needed (April 2017), Weasel-worded phrases (April 2017), ... (2020), Limited geographic scope (August 2020), CS1 errors: ISBN date |
| Rennell Island | Low | C | 4 | September 2008 | ... (September 2008), Unsourced passages need footnotes {{More citations needed}} (June 2024), Cites unreliable sources (November 2024), Update needed (April 2025) |
| Rhyacian | Low | Stub | 3 | June 2024 | Detailed references needed, Unsourced passages need footnotes {{citation needed}} (June 2024), ... (December 2024) |
| Richardton meteorite | Low | Stub | 1 | December 2012 | ... (December 2012) |
| Ring of Fire | High | C | 3 | December 2020 | ... (2020), Unsourced passages need footnotes {{citation needed}} (December 2020), Page number citations needed (January 2021) |
| Rocky Mountains | High | B | 3 | April 2019 | Unsourced passages need footnotes {{citation needed}} (April 2019, November 2024), ... (October 2025) |
| Rupes | Low | Stub | 3 | 2008 | ... (2008, January 2013), Failed verification (October 2016) |
| SIMBAD | Low | Start | 2 | June 2020 | ... (June 2020), Unsourced passages need footnotes {{More citations needed}} (August 2023) |
| SMS (hydrology software) | Low | Start | 2 | January 2017 | ... (January 2017), Promotional tone (February 2024) |
| Santa Vitoria do Palmar meteorite | Low | Start | 1 | December 2012 | ... (December 2012) |
| Silurian | Top | B | 2 | September 2016 | Unsourced passages need footnotes {{citation needed}} (September 2016), ... (July 2024) |
| Sinkhole | Low | C | 5 | April 2013 | Unsourced passages need footnotes {{citation needed}} (April 2013, November 2014, March 2015), Clarification needed (June 2013), ... (June 2021) |
| Slow earthquake | Low | Start | 2 | December 2008 | Unsourced passages need footnotes {{citation needed}} (December 2008), ... (2013) |
| Society of Exploration Geophysicists | Mid | Start | 4 | February 2013 | Unsourced passages need footnotes {{citation needed}} (February 2013), Cites unreliable sources (February 2013), ... (November 2019), External link cleanup {{external links}} (June 2023) |
| Soil science | High | C | 1 | 2004 | ... (2004) |
| Talc | Mid | C | 4 | 2016 | ... (2016), Cites unreliable sources (January 2025), Unsourced passages need footnotes {{citation needed}} (October 2025), Unsourced passages need footnotes {{More citations needed}} (October 2025) |
| Tektite | Mid | C | 3 | August 2015 | Clarification needed (August 2015, January 2022), ... (April 2021) |
| Texas Hill Country | Low | C | 2 | 2016 | ... (2016), Unsourced passages need footnotes {{More citations needed}} (July 2025) |
| Thomas Jaggar | Low | Start | 1 | 2019 | ... (2019) |
| Tissint meteorite | Mid | C | 2 | 2012 | Coordinates needed, ... (2012) |
| Trinitite | Low | C | 1 | 2018 | ... (2018) |
| Tunguska event | Mid | B | 2 | November 2014 | Unsourced passages need footnotes {{citation needed}} (November 2014), ... (February 2020) |
| Udachnaya pipe | Low | Start | 1 | 2010 | ... (2010) |
| Ulan Malgait Formation | Low | Stub | 1 | 2004 | ... (2004) |
| United States Geological Survey | High | B | 1 | 2005 | ... (2005) |
| Volcanism on Io | Mid | FA | 1 | 2024 | ... (2024) |
| Volcanism on Mars | Mid | C | 1 | May 2024 | ... (May 2024) |
| Volcano | Top | B | 3 | December 2022 | ... (December 2022), Cites unreliable sources (November 2023), Dead external links {{dead link}} (August 2025) |
| Willamette Meteorite | Low | B | 1 | 2023 | ... (2023) |
| Yellowstone National Park | High | B | 8 | 2017 | ... (2017, 2022), Update needed (March 2021, April 2023), Unsourced passages need footnotes {{citation needed}} (February 2022, September 2025), CS1 errors: ISBN date, Dead external links {{dead link}} (June 2025) |
| Zaklodzie meteorite | Low | Start | 1 | December 2012 | ... (December 2012) |
| Zealandia | Mid | C | 3 | September 2023 | Unsourced passages need footnotes {{citation needed}} (September 2023), ... (2024), Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Zeolite | Mid | B | 4 | 2016 | ... (2016, December 2018), Unsourced passages need footnotes {{citation needed}} (October 2018), Factual verification needed (August 2021) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Doris Malkin Curtis | Low | C | 4 | October 2023 | Cleanup needed (October 2023), ... (October 2023), Unsourced passages need footnotes {{citation needed}} (October 2023), Style editing needed (October 2023) |
| Landslide classification | High | B | 5 | November 2007 | Unsourced passages need footnotes {{More citations needed}} (November 2007), ... (February 2016), Cleanup needed (February 2016), Style editing needed (February 2020), Dead external links {{dead link}} (January 2025) |
| Petko Dimitrov (BLP) | Unknown | Start | 2 | May 2021 | Cleanup needed (May 2021), ... (May 2021) |
| Plate Tectonics Revolution | Unknown | Start | 2 | March 2018 | ... (March 2018), Cleanup needed (March 2018) |
| Shale shakers | Low | C | 5 | August 2012 | Cleanup needed (August 2012, August 2012, January 2025), Unsourced passages need footnotes {{More citations needed}} (February 2014), ... (January 2025) |
| Timeline of the development of tectonophysics (before 1954) | Low | Start | 6 | June 2011 | Cleanup needed (June 2011, June 2011, October 2011), ... (October 2011), Dead external links {{dead link}} (July 2018), CS1 errors: ISBN date |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Association of Environmental & Engineering Geologists | Low | Stub | 2 | August 2020 | Update needed (August 2020), ... (August 2020) |
| Christopher Anne Suczek | Low | C | 2 | June 2018 | ... (June 2018), Clarification needed (September 2021) |
| Coal | High | C | 5 | 2018 | Potentially dated statements (2018, 2019), Pages with broken anchors (see article talk page, remove when fixed), ... (April 2025), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Kitumbako | Unknown | C | 3 | April 2024 | Orphaned (April 2024, June 2024), ... (June 2024) |
| Neville Brown (geophysicist) | Low | Stub | 1 | November 2015 | ... (November 2015) |
| Philippine Mobile Belt | Mid | C | 1 | October 2020 | ... (October 2020) |
| Vitrinite | Mid | Start | 2 | October 2017 | Unsourced passages need footnotes {{More citations needed}} (October 2017), ... (September 2022) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Active volcano | Low | Start | 6 | March 2021 | Potentially dated statements (March 2021, 2023), Pages with broken anchors (see article talk page, remove when fixed), Incomplete lists (May 2023), Cites unreliable sources (September 2025), ... (September 2025) |
| History of geodesy | Mid | C | 9 | November 2011 | Unsourced passages need footnotes {{citation needed}} (November 2011, August 2025, September 2025), ... (August 2020), Clarification needed (November 2021), Off-topic sections (November 2021), Self-contradictory articles (February 2022), Dead external links {{dead link}} (June 2023), CS1 errors: ISBN date |
| Kota Formation | Low | B | 1 | August 2023 | ... (August 2023) |
| Pliocene | High | B | 5 | August 2017 | Unsourced passages need footnotes {{More citations needed}} (August 2017, January 2019, May 2021), Failed verification (June 2020), ... (May 2021) |
| Swamp | Low | C | 2 | July 2023 | ... (July 2023), Unsourced passages need footnotes {{citation needed}} (September 2025) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Adolph von Morlot | Low | C | 2 | October 2015 | ... (October 2015), Dead external links {{dead link}} (August 2025) |
| Aigualluts | Low | Stub | 1 | September 2024 | ... (September 2024) |
| Antler orogeny | Low | C | 1 | August 2025 | ... (August 2025) |
| Appalachia (landmass) | Low | B | 4 | October 2024 | CS1 errors: missing periodical, CS1 errors: requires URL, ... (October 2024), CS1 errors: ISBN date |
| Asteroid | Mid | B | 8 | 2011 | Potentially dated statements (2011, October 2018, October 2021, April 2022, May 2025), ... (December 2023), Page number citations needed (May 2025), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| BS 5930 | Low | Stub | 3 | April 2025 | Unsourced passages need footnotes {{More citations needed}} (April 2025), ... (April 2025), Cleanup needed (April 2025) |
| Beaches in estuaries and bays | Low | Start | 2 | April 2021 | ... (April 2021), Conflict of interest (April 2021) |
| Bernard Elgey Leake (BLP) | Low | Stub | 3 | October 2020 | Promotional tone (October 2020), BLP articles lacking sources (December 2023), ... (December 2023) |
| Carlotta Maury | Low | C | 1 | December 2024 | ... (December 2024) |
| Chevron (land form) | Low | Stub | 2 | February 2019 | ... (February 2019), CS1 errors: missing periodical |
| Climate change in Georgia (U.S. state) | Low | C | 1 | May 2022 | ... (May 2022) |
| Climate change in Rhode Island | Low | Start | 1 | May 2022 | ... (May 2022) |
| Cool tropics paradox | Mid | Start | 1 | April 2008 | ... (April 2008) |
| Cornelia C. Cameron | Unknown | C | 10 | July 2020 | Clarification needed (July 2020), Dead external links {{dead link}} (July 2020, June 2021), ... (February 2021), Unsourced passages need footnotes {{More citations needed}} (February 2021), Introduction cleanup (February 2021), Page number citations needed (June 2021), Factual verification needed (June 2021), Unsourced passages need footnotes {{citation needed}} (June 2021), Cites unreliable sources (June 2021) |
| Dave Tucker (geologist) (BLP) | Low | C | 1 | March 2023 | ... (March 2023) |
| Department of Earth Sciences, University of Cambridge | Low | Start | 2 | March 2008 | Cites unreliable sources (March 2008), ... (November 2024) |
| Doris Malkin Curtis | Low | C | 4 | October 2023 | Cleanup needed (October 2023), Prose needed (October 2023), Unsourced passages need footnotes {{citation needed}} (October 2023), ... (October 2023) |
| Dorothy Hill | Low | C | 1 | June 2020 | ... (June 2020) |
| Dynamic steady state | Low | C | 2 | December 2015 | ... (December 2015), Weasel-worded phrases (December 2015) |
| Edward M. Stolper (BLP) | Unknown | Start | 1 | October 2023 | ... (October 2023) |
| Examples of ice age refugia | Unknown | C | 1 | November 2013 | ... (November 2013) |
| Fairfield (Lake District) | Low | C | 1 | March 2015 | ... (March 2015) |
| Highlands of Iceland | Mid | Start | 2 | May 2023 | Unsourced passages need footnotes {{More citations needed}} (May 2023), ... (May 2023) |
| Jacques Triger | Low | C | 2 | February 2024 | ... (February 2024), Unsourced passages need footnotes {{More citations needed}} (February 2024) |
| John D. Hamaker | Low | B | 4 | February 2020 | Dead external links {{dead link}} (February 2020), Unsourced passages need footnotes {{citation needed}} (July 2020), ... (September 2020), Introduction cleanup (April 2021) |
| Landslide classification | High | B | 5 | November 2007 | Unsourced passages need footnotes {{More citations needed}} (November 2007), Prose needed (February 2016), Cleanup needed (February 2016), ... (February 2020), Dead external links {{dead link}} (January 2025) |
| Late Pleistocene extinctions | Low | B | 9 | June 2010 | Expert attention needed (March 2023), Unsourced passages need footnotes {{citation needed}} (June 2010, February 2021, March 2024), Dead external links {{dead link}} (February 2020), ... (March 2023), Page number citations needed (April 2023), CS1 errors: ISBN date |
| Maria Antonieta Lorente (BLP) | Unknown | C | 2 | April 2021 | CS1 errors: missing periodical, ... (April 2021) |
| Maria Gordon | Low | C | 1 | January 2024 | ... (January 2024) |
| Maria Seton (BLP) | Unknown | Start | 1 | May 2020 | ... (May 2020) |
| Metamorphic core complex | Unknown | Start | 3 | July 2024 | Clarification needed (July 2024), Unsourced passages need footnotes {{citation needed}} (July 2024), ... (July 2024) |
| Olympic–Wallowa lineament | Low | C | 10 | August 2014 | Weasel-worded phrases (August 2014, August 2021), Dead external links {{dead link}} (April 2020, July 2022, February 2023), Harv and Sfn no-target errors, ... (November 2020), Unsourced passages need footnotes {{citation needed}} (August 2021), Page number citations needed (August 2021), Unsourced passages need footnotes {{More citations needed}} (September 2023) |
| Phosphate mineral | Mid | Start | 1 | February 2017 | ... (February 2017) |
| Phosphatization | Low | C | 1 | February 2023 | ... (February 2023) |
| Randi Martinsen (BLP) | Low | Start | 3 | December 2020 | CS1 errors: missing periodical, Promotional tone (December 2020), ... (December 2020) |
| Rockwatch | Low | Stub | 2 | February 2023 | Notability unclear (February 2023), ... (February 2023) |
| SeaSeep | Low | Start | 1 | April 2021 | ... (April 2021) |
| Seismoelectrical method | Unknown | Start | 1 | January 2011 | ... (January 2011) |
| Sherilyn Williams-Stroud (BLP) | Unknown | C | 3 | February 2021 | ... (February 2021), Promotional tone (February 2021), Cites unreliable sources (March 2021) |
| Soil | Top | B | 2 | April 2021 | ... (April 2021), CS1 errors: periodical ignored |
| The Map that Changed the World | Mid | Start | 2 | June 2012 | Unsourced passages need footnotes {{More citations needed}} (June 2012), ... (May 2013) |
| Tsunami warning system | Mid | C | 8 | April 2011 | Unsourced passages need footnotes {{More citations needed}} (April 2011, June 2017), Unsourced passages need footnotes {{citation needed}} (April 2011, November 2019, March 2024, June 2025), ... (April 2011), Update needed (July 2014) |
| Upper Hirst | Low | Start | 3 | January 2017 | ... (January 2017), Unsourced passages need footnotes {{More citations needed}} (January 2017), Original research (January 2017) |
| Uvala (landform) | Low | C | 3 | September 2020 | ... (September 2020, February 2023), Incomplete citations (July 2022) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Hydrogen isotope biogeochemistry | Low | C | 4 | May 2019 | Cleanup needed (May 2019, May 2019), ... (September 2022), CS1 errors: periodical ignored |
| Meteorite fall | Mid | List | 7 | January 2018 | Dead external links {{dead link}} (January 2018), Update needed (March 2021, January 2025), Unsourced passages need footnotes {{More citations needed}} (March 2021), ... (March 2021), Potentially dated statements (February 2023), CS1 errors: ISBN date |
| Oil sands | Mid | C | 7 | May 2014 | Unsourced passages need footnotes {{More citations needed}} (May 2014), Unsourced passages need footnotes {{citation needed}} (November 2014, January 2020, May 2025), Update needed (April 2022), Dead external links {{dead link}} (October 2022), ... (June 2025) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 100,000-year problem | Low | C | 2 | August 2022 | Failed verification (August 2022), ... (February 2025) |
| 2009 Latvian meteorite hoax | Low | B | 3 | September 2010 | Dead external links {{dead link}} (September 2010, September 2024), ... (August 2019) |
| 2010 Guatemala City sinkhole | Low | GA | 1 | October 2019 | ... (October 2019) |
| 2021 Fukushima earthquake | Low | B | 2 | March 2021 | Expansion needed (March 2021), ... (March 2021) |
| 2022 Colombia landslides | Low | Stub | 1 | February 2022 | ... (February 2022) |
| 2023 São Paulo floods and landslides | Low | B | 1 | March 2023 | ... (March 2023) |
| Association of Environmental & Engineering Geologists | Low | Stub | 2 | August 2020 | ... (August 2020), Reorganization needed (August 2020) |
| Australia (continent) | High | C | 2 | December 2024 | CS1 errors: periodical ignored, ... (December 2024) |
| Bartonian | Low | Stub | 2 | January 2017 | Unsourced passages need footnotes {{citation needed}} (January 2017), ... (January 2017) |
| Bayou Corne sinkhole | Low | C | 3 | February 2023 | Articles using infobox body of water without alt, Articles using infobox body of water without pushpin map alt, ... (February 2023) |
| Benham Rise | Low | B | 3 | January 2021 | Unsourced passages need footnotes {{citation needed}} (January 2021, May 2024), ... (August 2025) |
| Berkeley Seismological Laboratory | Low | Stub | 1 | October 2019 | ... (October 2019) |
| Blackwater Canyon | Low | C | 2 | September 2022 | ... (September 2022), Unsourced passages need footnotes {{citation needed}} (September 2022) |
| Carbon sequestration | Low | B | 9 | March 2013 | Accuracy disputes or self-published (March 2013), ... (June 2019, May 2024), Pages with broken anchors (see article talk page, remove when fixed), Unsourced passages need footnotes {{citation needed}} (July 2023), Limited geographic scope (May 2024), Cites unreliable sources (May 2024), Clarification needed (May 2024), Self-contradictory articles (May 2024) |
| Chikyū | Low | C | 3 | May 2013 | ... (May 2013), Unsourced passages need footnotes {{citation needed}} (May 2013, June 2020) |
| Clay-with-Flints | Unknown | Start | 3 | September 2011 | Cleanup needed (September 2011, September 2011), ... (May 2017) |
| Climate change in India | High | B | 4 | 2007 | Potentially dated statements (2007), ... (March 2021), Clarification needed (September 2024), Cites unreliable sources (September 2024) |
| Climate change mitigation | Low | C | 6 | 2019 | Potentially dated statements (2019, 2022), ... (January 2022), Unsourced passages need footnotes {{citation needed}} (November 2022), Cites unreliable sources (December 2022), Pages with broken anchors (see article talk page, remove when fixed) |
| Coachella Valley | Low | B | 21 | April 2007 | Unsourced passages need footnotes {{citation needed}} (April 2007, July 2009, June 2010, February 2011, June 2011, November 2011, August 2014, April 2015, November 2015, March 2019, July 2019, January 2020, June 2020, May 2025), Unsourced passages need footnotes {{More citations needed}} (April 2012, July 2012, August 2012, April 2018, June 2020), Potentially dated statements (2013), ... (May 2025) |
| Crater Glacier | Low | B | 2 | December 2013 | Unsourced passages need footnotes {{citation needed}} (December 2013), ... (December 2020) |
| Deep Earth Carbon Degassing Project | Unknown | Start | 2 | January 2023 | ... (January 2023), Potentially dated statements (2025) |
| Economic analysis of climate change | High | C | 7 | August 2016 | Page number citations needed (August 2016), Clarification needed (November 2019, December 2023), Vague or ambiguous time (November 2019), ... (November 2019, January 2025), Dead external links {{dead link}} (July 2025) |
| Enhanced geothermal system | Mid | C | 4 | June 2022 | ... (June 2022), Unsourced passages need footnotes {{citation needed}} (February 2023, August 2023), Dead external links {{dead link}} (March 2024) |
| Environmental impact of fracking in the United States | Low | C | 10 | April 2013 | Unsourced passages need footnotes {{citation needed}} (March 2014, April 2015), Cites unreliable sources (September 2014), Failed verification (April 2013), Clarification needed (July 2015, April 2019), ... (March 2017), Potentially dated statements (February 2019), Dead external links {{dead link}} (August 2019), CS1 errors: missing periodical |
| Fluorite | Mid | B | 1 | December 2019 | ... (December 2019) |
| Fossils of the Burgess Shale | Mid | GA | 3 | December 2019 | Dead external links {{dead link}} (December 2019), ... (September 2024), CS1 errors: ISBN date |
| Fracking in the United States | Low | C | 15 | December 2012 | Unsourced passages need footnotes {{citation needed}} (December 2012, August 2022, May 2024), Cites unreliable sources (December 2012, September 2014, October 2014, December 2014), Dead external links {{dead link}} (September 2014, June 2016, September 2017), Page number citations needed (September 2014), Factual verification needed (October 2014, October 2022), ... (November 2016, November 2024) |
| Geology of Taranaki | Low | Start | 1 | December 2010 | ... (December 2010) |
| Geology of solar terrestrial planets | High | B | 1 | October 2015 | ... (October 2015) |
| Geology of the Tasman District | Low | Start | 2 | December 2010 | ... (December 2010), Has general references but lacks inline footnotes (April 2025) |
| Geology of the Wellington Region | Low | Start | 1 | December 2010 | ... (December 2010) |
| Geopark | Mid | Start | 1 | August 2022 | ... (August 2022) |
| Geothermal energy | High | B | 5 | February 2014 | Page number citations needed (February 2014), ... (October 2020, November 2020), Limited geographic scope (November 2020), Unsourced passages need footnotes {{citation needed}} (September 2024) |
| Glen Coe | Low | B | 4 | June 2024 | Unsourced passages need footnotes {{citation needed}} (June 2024, September 2025), ... (August 2025), Dead external links {{dead link}} (September 2025) |
| Gold | Mid | B | 12 | June 2016 | Dead external links {{dead link}} (June 2016, December 2021), Clarification needed (April 2019, September 2023, January 2025), Potentially dated statements (2020, October 2025), ... (May 2022), Vague or ambiguous time (January 2024), Unsourced passages need footnotes {{citation needed}} (January 2024, May 2024, January 2025) |
| Gold mining | Unknown | C | 8 | June 2010 | Unsourced passages need footnotes {{citation needed}} (September 2010, July 2013), ... (June 2010), Potentially dated statements (2020), CS1 errors: periodical ignored, Cites unreliable sources (December 2023), CS1 errors: ISBN date, Clarification needed (June 2025) |
| Golden Beach (Hong Kong) | Low | Start | 2 | February 2023 | Clarification needed (February 2023), ... (February 2023) |
| Gran Sabana | Mid | Stub | 6 | September 2012 | Unsourced passages need footnotes {{More citations needed}} (September 2012, December 2024), Unsourced passages need footnotes {{citation needed}} (August 2018), Copy edit needed (April 2024), ... (December 2024), Vague or ambiguous time (December 2024) |
| Haloclasty | Low | Stub | 2 | April 2012 | Unsourced passages need footnotes {{More citations needed}} (April 2012), ... (April 2012) |
| Holocene extinction | Mid | B | 5 | July 2020 | Dead external links {{dead link}} (July 2020), ... (March 2022), Cites unreliable sources (May 2022), Pages with broken anchors (see article talk page, remove when fixed), Clarification needed (November 2024) |
| Kanawinka Geopark | Low | Stub | 4 | December 2012 | ... (December 2012), Unsourced passages need footnotes {{More citations needed}} (November 2015), Unsourced passages need footnotes {{citation needed}} (November 2015, November 2019) |
| Lignite | Low | C | 1 | January 2023 | ... (January 2023) |
| List of carbon capture and storage projects | Mid | C | 10 | 2014 | Potentially dated statements (2014, 2018, 2019), ... (February 2019, May 2019, June 2019, October 2021), Dead external links {{dead link}} (August 2019), CS1 errors: generic name, Cites unreliable sources (October 2021) |
| List of uranium projects | Mid | List | 1 | August 2020 | ... (August 2020) |
| Loess Plateau | Low | C | 2 | February 2022 | Viewpoints needed (February 2022), ... (August 2024) |
| Lomonosov Ridge | Mid | Start | 1 | January 2017 | ... (January 2017) |
| Managua event | Low | Start | 2 | September 2014 | Cites unreliable sources (September 2014), ... (May 2015) |
| Mariana Trench | Mid | C | 3 | June 2020 | ... (June 2020), Articles using infobox body of water without pushpin map alt, Cites unreliable sources (October 2022) |
| Mediterranean Bauxite Province | Low | Start | 2 | July 2011 | Has general references but lacks inline footnotes (July 2011), ... (March 2023) |
| Medvednica Fault Zone | Low | Stub | 2 | May 2021 | ... (May 2021), Unsourced passages need footnotes {{citation needed}} (April 2022) |
| Meteorite fall | Mid | List | 7 | January 2018 | Dead external links {{dead link}} (January 2018), ... (March 2021, January 2025), Unsourced passages need footnotes {{More citations needed}} (March 2021), Too long (March 2021), Potentially dated statements (February 2023), CS1 errors: ISBN date |
| Migmatite | Mid | B | 4 | April 2020 | Introduction cleanup (April 2020), ... (October 2022), Unsourced passages need footnotes {{More citations needed}} (October 2024), Dead external links {{dead link}} (August 2025) |
| Neo-creationism | High | B | 3 | 2015 | Potentially dated statements (2015), CS1 errors: generic name, ... (April 2025) |
| North magnetic pole | High | B | 4 | February 2014 | Clarification needed (February 2014), Cites unreliable sources (December 2019), Failed verification (August 2023), ... (June 2025) |
| Oil sands | Mid | C | 7 | May 2014 | Unsourced passages need footnotes {{More citations needed}} (May 2014), Unsourced passages need footnotes {{citation needed}} (November 2014, January 2020, May 2025), ... (April 2022), Dead external links {{dead link}} (October 2022), Too long (June 2025) |
| Orphan Basin | Low | Start | 1 | February 2022 | ... (February 2022) |
| Pacific Tsunami Warning Center | Mid | C | 1 | August 2023 | ... (August 2023) |
| Peak oil | High | C | 6 | 2022 | CS1 errors: missing periodical, CS1 errors: requires URL, Potentially dated statements (2022), Unsourced passages need footnotes {{citation needed}} (January 2024), Factual verification needed (October 2024), ... (January 2025) |
| Perseids | Low | C | 1 | August 2025 | ... (August 2025) |
| Pleistocene Park | Low | C | 7 | January 2020 | Unsourced passages need footnotes {{citation needed}} (January 2020, December 2023), Cites unreliable sources (January 2020, September 2023), Weasel-worded phrases (February 2020), ... (April 2020), Pages with broken anchors (see article talk page, remove when fixed) |
| Quake (natural phenomenon) | Mid | Start | 4 | March 2012 | Unsourced passages need footnotes {{More citations needed}} (March 2012), Incomplete citations (September 2018), Self-contradictory articles (December 2023), ... (November 2024) |
| Quakesat | Low | Stub | 1 | April 2016 | ... (April 2016) |
| Rare-earth element | Mid | C | 13 | May 2019 | Reference errors, ... (May 2019), Clarification needed (April 2021), Potentially dated statements (March 2022, 2025, June 2025, August 2025), Dead external links {{dead link}} (January 2023), Vague or ambiguous time (July 2023, September 2025), Unsourced passages need footnotes {{More citations needed}} (September 2025), Unsourced passages need footnotes {{citation needed}} (September 2025), Expansion needed (October 2025) |
| Rennell Island | Low | C | 4 | September 2008 | Potentially dated statements (September 2008), Unsourced passages need footnotes {{More citations needed}} (June 2024), Cites unreliable sources (November 2024), ... (April 2025) |
| River engineering | Low | C | 4 | May 2010 | Unsourced passages need footnotes {{More citations needed}} (May 2010), Unsourced passages need footnotes {{citation needed}} (May 2010, January 2012), ... (October 2020) |
| SedDB | Low | Stub | 3 | May 2021 | Unsourced passages need footnotes {{More citations needed}} (May 2021), ... (May 2021), Has general references but lacks inline footnotes (March 2025) |
| Seismo-electromagnetics | Low | Stub | 4 | December 2016 | ... (December 2016), Unsourced passages need footnotes {{citation needed}} (March 2017), Cites unreliable sources (March 2017), Harv and Sfn no-target errors |
| Serpentinite | High | B | 4 | March 2022 | ... (March 2022), Unsourced passages need footnotes {{citation needed}} (July 2022, January 2024), CS1 errors: ISBN date |
| ShakeAlert | Low | C | 2 | April 2021 | ... (April 2021, December 2021) |
| Sidoarjo mud flow | Mid | B | 8 | November 2008 | Unsourced passages need footnotes {{citation needed}} (November 2008, March 2025), Clarification needed (October 2016), Dead external links {{dead link}} (July 2021), ... (August 2022, March 2025), Unsourced passages need footnotes {{More citations needed}} (February 2025, March 2025) |
| Soil liquefaction | Mid | C | 2 | April 2011 | Page number citations needed (April 2011), ... (March 2025) |
| Stage (stratigraphy) | High | Start | 1 | August 2014 | ... (August 2014) |
| Surono (BLP) | Low | Start | 2 | April 2023 | Has general references but lacks inline footnotes (April 2023), ... (April 2023) |
| Tia Maria mine | Unknown | Stub | 1 | March 2025 | ... (March 2025) |
| Tight oil | Mid | Start | 2 | October 2013 | Disputed statements (October 2013), ... (January 2020) |
| Tsunami warning system | Mid | C | 8 | April 2011 | Unsourced passages need footnotes {{More citations needed}} (April 2011, June 2017), Unsourced passages need footnotes {{citation needed}} (April 2011, November 2019, March 2024, June 2025), Style editing needed (April 2011), ... (July 2014) |
| UNESCO Global Geoparks | Low | List | 3 | May 2022 | CS1 errors: generic title, Clarification needed (May 2022), ... (August 2022) |
| Valanginian | Low | Stub | 2 | February 2024 | Unsourced passages need footnotes {{citation needed}} (February 2024), ... (May 2025) |
| Wadsleyite | Low | C | 5 | July 2022 | Cites unreliable sources (July 2022), Unsourced passages need footnotes {{citation needed}} (July 2022), Factual verification needed (July 2022), ... (July 2022), Introduction cleanup (October 2024) |
| Weyburn-Midale Carbon Dioxide Project | Low | Start | 2 | September 2019 | Coordinates needed, ... (September 2019) |
| Würm glaciation | Mid | C | 1 | May 2016 | ... (May 2016) |
| Yellowstone National Park | High | B | 8 | 2017 | Potentially dated statements (2017, 2022), ... (March 2021, April 2023), Unsourced passages need footnotes {{citation needed}} (February 2022, September 2025), CS1 errors: ISBN date, Dead external links {{dead link}} (June 2025) |
| Younger Dryas impact hypothesis | Mid | C | 4 | July 2021 | Off-topic sections (July 2021), ... (December 2021), Cites unreliable sources (October 2022), Clarification needed (December 2022) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Subaqueous volcano | Low | Stub | 6 | February 2024 | ... (February 2024), Unsourced passages need footnotes {{More citations needed}} (July 2024), Clarification needed (July 2024, December 2024), Has general references but lacks inline footnotes (July 2024), Off-topic sections (July 2024) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Bagshot Formation | Low | Start | 1 | October 2015 | ... (October 2015) |
| Bathvillite | Low | Stub | 1 | October 2015 | ... (October 2015) |
| Bernician Series | Low | Start | 1 | March 2022 | ... (March 2022) |
| Chellian | Unknown | Stub | 2 | January 2022 | ... (January 2022, March 2022) |
| Epidote | Mid | Start | 1 | November 2019 | ... (November 2019) |
| Igneous differentiation | Mid | Start | 1 | January 2011 | ... (January 2011) |
| Napoleonite | Low | Start | 1 | July 2023 | ... (July 2023) |
| Optical mineralogy | Mid | C | 1 | January 2011 | ... (January 2011) |
| Quartz-porphyry | Low | Start | 1 | July 2016 | ... (July 2016) |
| Wenlock Group | Low | Start | 1 | March 2020 | ... (March 2020) |
| Yoredale Series | Low | Start | 1 | November 2015 | ... (November 2015) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Breathing cave | Low | Start | 2 | January 2024 | Incomplete lists (January 2024), ... (January 2024) |
| Breistroffer Event | Unknown | B | 1 | May 2023 | ... (May 2023) |
| Carl Friedrich Alexander Hartmann | Low | Stub | 2 | December 2021 | Unsourced passages need footnotes {{More citations needed}} (December 2021), ... (January 2022) |
| Christoph Clauser (BLP) | Low | Start | 5 | June 2025 | Orphaned (June 2025), BLP articles lacking sources (June 2025), Cleanup needed (June 2025, June 2025), ... (September 2025) |
| Conard Fissure | Low | Start | 2 | September 2023 | Orphaned (September 2023), ... (October 2023) |
| Demian Saffer (BLP) | Unknown | C | 3 | February 2023 | Conflict of interest (February 2023), ... (February 2023), Unsourced passages need footnotes {{citation needed}} (March 2023) |
| Dennis Kent (BLP) | Unknown | Start | 1 | February 2022 | ... (February 2022) |
| Dörthe Tetzlaff (BLP) | Unknown | Start | 2 | July 2021 | Unsourced passages need footnotes {{citation needed}} (July 2021), ... (July 2021) |
| Geological Survey of Tanzania | Unknown | C | 1 | November 2023 | ... (November 2023) |
| Geology of the Pearl River Delta | Low | C | 1 | November 2023 | ... (November 2023) |
| Groeve Moerslag | Low | Start | 4 | July 2024 | Orphaned (July 2024), ... (July 2024), Cleanup needed (August 2024, August 2024) |
| Hector Luis Lacreu (BLP) | Unknown | C | 2 | April 2024 | ... (April 2024), Orphaned (August 2025) |
| Holly Stein (BLP) | Unknown | Start | 1 | January 2022 | ... (January 2022) |
| Jane Kilby Welsh | Unknown | Stub | 1 | July 2022 | ... (July 2022) |
| John P. Platt (BLP) | Low | Start | 2 | March 2025 | ... (March 2025), Rewrite needed (March 2025) |
| Koksha Valley | Low | Stub | 1 | September 2022 | ... (September 2022) |
| Landslide mitigation | High | C | 4 | July 2012 | Has general references but lacks inline footnotes (July 2012), Unsourced passages need footnotes {{citation needed}} (April 2025, September 2025), ... (April 2025) |
| Marif Zeynalov | Unknown | C | 1 | January 2023 | ... (January 2023) |
| Medora Louise Krieger | Unknown | Start | 1 | December 2023 | ... (December 2023) |
| Mid-Cenomanian Event | Unknown | C | 1 | June 2023 | ... (June 2023) |
| Monika Agnieszka Kusiak (BLP) | Low | C | 4 | May 2025 | ... (May 2025), Promotional tone (May 2025), Unsourced passages need footnotes {{citation needed}} (May 2025), Orphaned (May 2025) |
| Morning Glory Natural Bridge | Low | Stub | 1 | June 2023 | ... (June 2023) |
| Ontarian River | Low | Stub | 2 | December 2009 | Cites no sources (December 2009), ... (February 2025) |
| Pantai Timur Range | Low | Stub | 1 | November 2022 | ... (November 2022) |
| Paquier Event | Unknown | B | 1 | June 2023 | ... (June 2023) |
| Paul Liu (geologist) (BLP) | Unknown | Start | 5 | February 2022 | ... (February 2022), Notability unclear (February 2022), Autobiographical articles (February 2022), Orphaned (May 2023), BLP articles lacking sources (June 2025) |
| Paul Wignall (BLP) | Low | Start | 1 | October 2022 | ... (October 2022) |
| Pavel Pravoslavlev | Low | Start | 1 | November 2023 | ... (November 2023) |
| Point counting (geology) | Unknown | Stub | 2 | August 2023 | ... (August 2023), Has general references but lacks inline footnotes (November 2024) |
| Rudolf Krahmann | Unknown | Start | 1 | April 2025 | ... (April 2025) |
| Seismic velocity structure | Low | C | 1 | November 2023 | ... (November 2023) |
| Sharon Conglomerate | Unknown | C | 1 | October 2023 | ... (October 2023) |
| Tan-Lu fault | Unknown | Start | 1 | June 2024 | ... (June 2024) |
| Warm little pond | Low | B | 3 | December 2023 | CS1 errors: missing periodical, CS1 errors: periodical ignored, ... (December 2023) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Quaternary science | Mid | Stub | 2 | January 2021 | ... (January 2021), Unsourced passages need footnotes {{citation needed}} (June 2022) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Teresa Jordan (BLP) | Low | Start | 2 | July 2021 | Unsourced passages need footnotes {{citation needed}} (July 2021), ... (July 2021) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 1906 San Francisco earthquake | High | C | 4 | March 2016 | Unsourced passages need footnotes {{citation needed}} (March 2016, April 2019), ... (March 2018), CS1 errors: ISBN date |
| 1949 Ambato earthquake | Low | FA | 3 | October 2017 | ... (October 2017), Unsourced passages need footnotes {{citation needed}} (January 2025), Cites unreliable sources (August 2025) |
| 1954 Adelaide earthquake | Low | Start | 1 | June 2017 | ... (June 2017) |
| 1970 Huascarán debris avalanche | Unknown | C | 1 | August 2024 | ... (August 2024) |
| 1995 Flateyri avalanche | Low | Stub | 1 | May 2022 | ... (May 2022) |
| 1995 Súðavík avalanche | Low | Stub | 1 | May 2022 | ... (May 2022) |
| 2007 Carancas impact event | Low | GA | 2 | September 2016 | ... (September 2016, June 2021) |
| 2008 Kyrgyzstan earthquake | Low | Start | 1 | September 2016 | ... (September 2016) |
| 2008 Panzhihua earthquake | Low | Start | 2 | October 2010 | ... (October 2010), Pages with broken anchors (see article talk page, remove when fixed) |
| 2008 Sichuan earthquake | Mid | B | 11 | November 2009 | ... (November 2009, September 2010, June 2016, April 2018, August 2018), Failed verification (March 2010, May 2021), Unsourced passages need footnotes {{More citations needed}} (May 2021), Cites unreliable sources (May 2021), Unsourced passages need footnotes {{citation needed}} (May 2021), Pages with broken anchors (see article talk page, remove when fixed) |
| 2008 Yingjiang earthquakes | Mid | Start | 1 | October 2010 | ... (October 2010) |
| 2009 Latvian meteorite hoax | Low | B | 3 | September 2010 | ... (September 2010, September 2024), Update needed (August 2019) |
| 2010 Baja California earthquake | Low | C | 1 | June 2017 | ... (June 2017) |
| 2012 Indian Ocean earthquakes | Low | C | 2 | April 2012 | Unsourced passages need footnotes {{citation needed}} (April 2012), ... (September 2018) |
| 2018 Naga, Cebu, landslide | Unknown | Start | 2 | April 2025 | Coordinates needed, ... (April 2025) |
| 2019 Davao del Sur earthquake | Low | Start | 1 | January 2022 | ... (January 2022) |
| 2023 Turkey–Syria earthquakes | Mid | B | 2 | February 2023 | Cites unreliable sources (February 2023), ... (June 2023) |
| ABISMO | Low | C | 2 | March 2011 | Unsourced passages need footnotes {{citation needed}} (March 2011), ... (May 2017) |
| Abitibi greenstone belt | Low | Start | 2 | October 2016 | ... (October 2016), Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Abyssal channel | Low | Start | 5 | November 2012 | Unsourced passages need footnotes {{More citations needed}} (November 2012), Unsourced passages need footnotes {{citation needed}} (February 2018), Original research (February 2018), Incomplete citations (February 2018), ... (July 2022) |
| Abyssal fan | Low | Stub | 2 | June 2017 | ... (June 2017), Unsourced passages need footnotes {{More citations needed}} (December 2022) |
| Adamantina Formation | Low | B | 2 | August 2023 | Reference errors, ... (August 2023) |
| Adolph von Morlot | Low | C | 2 | October 2015 | Style editing needed (October 2015), ... (August 2025) |
| Ailladie | Low | GA | 1 | October 2025 | ... (October 2025) |
| Aira Caldera | Mid | C | 1 | October 2025 | ... (October 2025) |
| Alacránite | Low | Start | 1 | October 2018 | ... (October 2018) |
| Albareto (meteorite) | Low | Start | 1 | April 2021 | ... (April 2021) |
| Albert Oppel | Low | Start | 2 | August 2012 | Unsourced passages need footnotes {{More citations needed}} (August 2012), ... (June 2017) |
| Albian Sands | Low | Start | 1 | October 2018 | ... (October 2018) |
| Alfred Harker | Low | Start | 1 | July 2017 | ... (July 2017) |
| Algoman orogeny | Mid | GA | 1 | June 2020 | ... (June 2020) |
| Allan V. Cox | Mid | C | 1 | January 2018 | ... (January 2018) |
| Alluvial fan | High | GA | 1 | August 2023 | ... (August 2023) |
| Alwyn Williams (geologist) | Low | Start | 2 | August 2021 | ... (August 2021, September 2024) |
| Amateur geology | Mid | Start | 2 | June 2022 | Unsourced passages need footnotes {{citation needed}} (June 2022), ... (August 2023) |
| American Association of Petroleum Geologists | Low | Start | 2 | January 2018 | ... (January 2018), Introduction cleanup (September 2025) |
| American Geophysical Union | Mid | B | 1 | May 2019 | ... (May 2019) |
| Amerloq Fjord | Low | Start | 2 | July 2017 | ... (July 2017), Articles using infobox body of water without pushpin map alt |
| Ammolite | Low | B | 6 | November 2007 | Unsourced passages need footnotes {{citation needed}} (November 2007, May 2013, April 2022), Potentially dated statements (2015), ... (May 2017), Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Analcime | Mid | Start | 2 | September 2021 | ... (September 2021), Unsourced passages need footnotes {{citation needed}} (December 2022) |
| Anand Mohan (BLP) | Low | Start | 2 | December 2011 | Unsourced passages need footnotes {{citation needed}} (December 2011), ... (March 2024) |
| Ancaster stone | Low | Stub | 1 | June 2010 | ... (June 2010) |
| Ancylite | Low | Stub | 1 | October 2016 | ... (October 2016) |
| Andrés Ruzo | Low | Stub | 4 | August 2020 | Promotional tone (August 2020), Vague or ambiguous time (May 2025), ... (May 2025), Unsourced passages need footnotes {{citation needed}} (May 2025) |
| Angadipuram Laterite | Mid | Start | 2 | May 2019 | ... (May 2019), CS1 errors: periodical ignored |
| Animikie Group | Low | B | 3 | July 2017 | ... (July 2017, November 2018), CS1 errors: missing periodical |
| Anthony J. Naldrett | Low | Start | 2 | October 2016 | ... (October 2016), Has general references but lacks inline footnotes (March 2021) |
| Appalachian Plateau | Low | C | 1 | February 2023 | ... (February 2023) |
| Arabian Desert | High | Start | 3 | August 2014 | Unsourced passages need footnotes {{citation needed}} (August 2014, April 2019), ... (September 2023) |
| Aragonite | Mid | C | 2 | November 2019 | ... (November 2019), CS1 errors: ISBN date |
| Araripe Basin | Low | Start | 1 | July 2022 | ... (July 2022) |
| Arizona Geological Society | Low | Start | 1 | October 2016 | ... (October 2016) |
| Arroyo Formation | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Artificial reef | Low | C | 2 | April 2015 | ... (April 2015), Unsourced passages need footnotes {{citation needed}} (April 2021) |
| Asse II mine | Low | Start | 2 | October 2016 | ... (October 2016, October 2018) |
| Astaracian | Low | Stub | 1 | October 2018 | ... (October 2018) |
| Atlantic Seaboard Fall Line | Mid | Start | 3 | June 2010 | Incomplete lists (June 2010), ... (August 2025), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Australian Fossil and Mineral Museum | Low | Start | 1 | October 2016 | ... (October 2016) |
| Automated mineralogy | Low | Stub | 1 | October 2016 | ... (October 2016) |
| Avalanche control | Low | C | 4 | April 2017 | Unsourced passages need footnotes {{citation needed}} (April 2017), ... (October 2018), Weasel-worded phrases (September 2020), Unsourced passages need footnotes {{More citations needed}} (October 2024) |
| Awatere Fault | Low | Start | 1 | October 2016 | ... (October 2016) |
| Azolla event | Mid | B | 4 | April 2009 | Unsourced passages need footnotes {{citation needed}} (April 2009, December 2014, March 2016), ... (October 2016) |
| Back-stripping | Mid | Start | 1 | May 2025 | ... (May 2025) |
| Badlands Guardian | Low | Start | 2 | June 2016 | ... (June 2016, July 2021) |
| Balancing rock | Low | Start | 4 | April 2019 | ... (April 2019), Cites unreliable sources (October 2020), Unsourced passages need footnotes {{More citations needed}} (December 2022), Clarification needed (December 2022) |
| Barbara Dutrow (BLP) | Unknown | Start | 2 | July 2021 | Unsourced passages need footnotes {{citation needed}} (July 2021), ... (August 2025) |
| Bauru Group | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Bauxite mining in Ghana | Low | Start | 1 | August 2025 | ... (August 2025) |
| Bayldonite | Low | Stub | 1 | September 2023 | ... (September 2023) |
| Beacon Supergroup | Low | C | 1 | August 2025 | ... (August 2025) |
| Becraft Formation | Low | Start | 1 | October 2016 | ... (October 2016) |
| Beecher's Trilobite Bed | Low | C | 1 | September 2025 | ... (September 2025) |
| Belogradchik Rocks | Low | C | 2 | February 2019 | Unsourced passages need footnotes {{citation needed}} (February 2019), ... (October 2023) |
| Belsazar Hacquet | Low | Start | 2 | July 2012 | Expansion needed (July 2012), ... (October 2016) |
| Bemolanga | Low | Start | 4 | March 2015 | Unsourced passages need footnotes {{citation needed}} (March 2015), ... (March 2015, May 2017), Has general references but lacks inline footnotes (December 2015) |
| Beqaa Valley | Unknown | C | 3 | July 2017 | ... (July 2017), Unsourced passages need footnotes {{citation needed}} (December 2018), Unsourced passages need footnotes {{More citations needed}} (May 2024) |
| Bermont Formation | Low | Stub | 1 | May 2021 | ... (May 2021) |
| Bernard Brunhes | Mid | Stub | 1 | May 2025 | ... (May 2025) |
| Beryl | Mid | C | 5 | 1999 | Potentially dated statements (1999), Cites unreliable sources (October 2023), ... (October 2023), Unsourced passages need footnotes {{citation needed}} (December 2024), CS1 errors: ISBN date |
| Berzelianite | Low | Start | 1 | October 2023 | ... (October 2023) |
| Bhupendra Nath Goswami (BLP) | Low | Start | 2 | June 2019 | ... (June 2019, October 2023) |
| Biber (geology) | Mid | Start | 1 | July 2022 | ... (July 2022) |
| Big Dan Mine | Low | B | 2 | July 2017 | ... (July 2017), CS1 errors: missing periodical |
| Biogeology | Mid | Start | 1 | October 2023 | ... (October 2023) |
| Bird River greenstone belt | Low | Stub | 1 | November 2016 | ... (November 2016) |
| Birefringence | Mid | B | 5 | February 2020 | Factual verification needed (February 2020), Unsourced passages need footnotes {{citation needed}} (July 2020, November 2021, September 2024), ... (October 2023) |
| Blue Nile rift | Low | Stub | 1 | November 2018 | ... (November 2018) |
| Body wave magnitude | Mid | Stub | 2 | October 2023 | ... (October 2023, January 2025) |
| Bohonagh | Low | Stub | 1 | November 2016 | ... (November 2016) |
| Boleite | Low | Start | 1 | November 2016 | ... (November 2016) |
| Bombo Headland Quarry Geological Site | Low | Start | 1 | October 2019 | ... (October 2019) |
| Bosnian pyramid claims | Unknown | C | 3 | May 2013 | Unsourced passages need footnotes {{citation needed}} (May 2013), ... (June 2021, April 2025) |
| British Institutions Reflection Profiling Syndicate | Mid | Start | 1 | March 2025 | ... (March 2025) |
| Brothers Fault Zone | Low | Start | 1 | October 2019 | ... (October 2019) |
| Brownleeite | Mid | Start | 1 | November 2016 | ... (November 2016) |
| Buntsandstein | Mid | Start | 2 | November 2016 | ... (November 2016), CS1 errors: missing periodical |
| Buzzard Coulee meteorite | Low | C | 1 | October 2010 | ... (October 2010) |
| CI1 fossils | Low | Start | 1 | July 2025 | ... (July 2025) |
| Cache Creek terrane | Low | Stub | 1 | November 2023 | ... (November 2023) |
| Cagayan Valley | Low | Start | 3 | March 2016 | Expansion needed (March 2016), ... (February 2024, August 2025) |
| Cahnite | Low | Stub | 1 | July 2020 | ... (July 2020) |
| Callovian | Low | Start | 1 | July 2017 | ... (July 2017) |
| Canning Basin | Low | Stub | 2 | 2003 | Potentially dated statements (2003), ... (June 2019) |
| Carmen Gaina (BLP) | Low | Stub | 1 | November 2018 | ... (November 2018) |
| Castle Hayne Limestone | Low | Stub | 1 | November 2018 | ... (November 2018) |
| Catacombs of Kom El Shoqafa | Low | Start | 1 | September 2023 | ... (September 2023) |
| Catoctin Formation | Low | B | 2 | November 2019 | ... (November 2019), CS1 errors: generic name |
| Caturrita Formation | Low | Start | 3 | July 2012 | Unsourced passages need footnotes {{citation needed}} (July 2012), ... (August 2017, January 2018) |
| Causes of climate change | Low | B | 3 | November 2012 | Incomplete citations (November 2012), ... (March 2024), Unsourced passages need footnotes {{citation needed}} (January 2025) |
| Cave of El Soplao | Mid | Stub | 2 | August 2012 | Unsourced passages need footnotes {{citation needed}} (August 2012), ... (August 2017) |
| Cayambe Coca National Park | Low | Stub | 2 | August 2017 | ... (August 2017), Unsourced passages need footnotes {{More citations needed}} (August 2025) |
| Cañadón Asfalto Formation | Low | B | 2 | October 2023 | Factual verification needed (October 2023), ... (November 2023) |
| Celâl Şengör (BLP) | Low | C | 3 | November 2016 | ... (November 2016, December 2017), CS1 errors: missing title |
| Central Geological Service | Unknown | C | 2 | June 2016 | Unsourced passages need footnotes {{More citations needed}} (June 2016), ... (October 2024) |
| Cerrejón Formation | Low | Start | 1 | November 2023 | ... (November 2023) |
| Cesar-Ranchería Basin | Low | B | 1 | November 2023 | ... (November 2023) |
| Challenger Deep | Mid | C | 8 | December 2019 | Unsourced passages need footnotes {{citation needed}} (December 2019, March 2021), Incomplete citations (January 2020), Failed verification (January 2020), Articles using infobox body of water without pushpin map alt, Potentially dated statements (July 2022), CS1 errors: periodical ignored, ... (October 2025) |
| Charles David Curtis (BLP) | Low | Stub | 2 | December 2011 | Unsourced passages need footnotes {{citation needed}} (December 2011), ... (August 2017) |
| Charles Doolittle Walcott | Low | C | 2 | January 2020 | Has general references but lacks inline footnotes (January 2020), ... (April 2024) |
| Charles G. Groat | Low | C | 2 | November 2016 | ... (November 2016, May 2018) |
| Charles Lapworth | Mid | Start | 1 | March 2018 | ... (March 2018) |
| Charles Palache | Unknown | C | 1 | June 2019 | ... (June 2019) |
| Chasicoan | Low | Stub | 1 | July 2021 | ... (July 2021) |
| Chiayi–Tainan Plain | Low | C | 2 | August 2017 | ... (August 2017), CS1 errors: missing periodical |
| Chinnor Chalk Pit | Low | Stub | 1 | December 2023 | ... (December 2023) |
| Chixoy-Polochic Fault | Low | Start | 1 | June 2019 | ... (June 2019) |
| Chota Nagpur Plateau | Mid | C | 1 | December 2023 | ... (December 2023) |
| Chrysotile | Mid | B | 3 | July 2020 | ... (July 2020), Pages with broken anchors (see article talk page, remove when fixed), Unsourced passages need footnotes {{citation needed}} (January 2024) |
| Chuckanut Formation | Low | Stub | 1 | January 2018 | ... (January 2018) |
| Cimmeria (continent) | Mid | Start | 5 | July 2016 | Expansion needed (July 2016), Unsourced passages need footnotes {{More citations needed}} (November 2016), CS1 errors: missing periodical, Unsourced passages need footnotes {{citation needed}} (February 2023), ... (January 2025) |
| Circum-Superior Belt | Low | B | 1 | July 2019 | ... (July 2019) |
| Clarion–Clipperton zone | Low | Start | 1 | December 2023 | ... (December 2023) |
| Claudia Alexander | Low | C | 2 | December 2023 | ... (December 2023), Unsourced passages need footnotes {{citation needed}} (July 2025) |
| Clement Reid | Mid | Start | 1 | November 2019 | ... (November 2019) |
| Cliff | Mid | Start | 4 | March 2014 | Unsourced passages need footnotes {{citation needed}} (March 2014, August 2019), Unsourced passages need footnotes {{More citations needed}} (March 2017), ... (January 2022) |
| Climate change and poverty | Mid | C | 5 | December 2012 | ... (December 2012, December 2021), Factual verification needed (December 2021), Unsourced passages need footnotes {{citation needed}} (December 2021), Cites unreliable sources (April 2024) |
| Cobb hotspot | Low | Stub | 1 | March 2022 | ... (March 2022) |
| Colin Campbell (geologist) | Mid | Start | 2 | June 2012 | Unsourced passages need footnotes {{citation needed}} (June 2012), ... (August 2017) |
| Coltan | Low | B | 6 | October 2015 | Factual verification needed (October 2015), Disputed statements (May 2016), Cites unreliable sources (February 2018), ... (July 2019, July 2020), Unsourced passages need footnotes {{citation needed}} (June 2025) |
| Common surface features of Mars | Low | Start | 3 | November 2016 | ... (November 2016, November 2018), Link rot cleanup (March 2022) |
| Compaction (geology) | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Conasauga Group | Low | Stub | 2 | July 2019 | ... (July 2019), Broken or outdated citations (March 2024) |
| Conasauga shale | Low | Start | 2 | October 2013 | ... (October 2013, August 2017) |
| Concord Gabbro-Syenite Complex | Unknown | C | 2 | December 2023 | ... (December 2023), Orphaned (June 2024) |
| Continental crust | Top | C | 1 | December 2023 | ... (December 2023) |
| Continental intercalaire | Low | Start | 1 | May 2021 | ... (May 2021) |
| Cook's Wood Quarry | Low | Start | 1 | July 2019 | ... (July 2019) |
| Corallian Group | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Cordilleran ice sheet | Mid | C | 2 | November 2022 | ... (November 2022), Unsourced passages need footnotes {{citation needed}} (January 2023) |
| Cornelia C. Cameron | Unknown | C | 10 | July 2020 | Clarification needed (July 2020), ... (July 2020, June 2021), Style editing needed (February 2021), Unsourced passages need footnotes {{More citations needed}} (February 2021), Introduction cleanup (February 2021), Page number citations needed (June 2021), Factual verification needed (June 2021), Unsourced passages need footnotes {{citation needed}} (June 2021), Cites unreliable sources (June 2021) |
| Corral de Enmedio Formation | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Country rock (geology) | Mid | Stub | 1 | July 2020 | ... (July 2020) |
| Craco | Low | Start | 1 | July 2020 | ... (July 2020) |
| Crystal skull | Low | B | 2 | October 2013 | Incomplete citations (October 2013), ... (July 2019) |
| CyborgNest | Unknown | Start | 4 | October 2022 | CS1 errors: missing periodical, Orphaned (October 2022), Reference cleanup (October 2022), ... (January 2024) |
| Cynthia Gardner (BLP) | Unknown | Stub | 1 | August 2024 | ... (August 2024) |
| Daniel Sigman (BLP) | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Dansirit Formation | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Darwin's Arch | Low | Start | 1 | June 2023 | ... (June 2023) |
| David A. Johnston | Low | FA | 1 | January 2024 | ... (January 2024) |
| David Ferguson (geologist) | Low | Stub | 1 | June 2016 | ... (June 2016) |
| David Leaman | Low | Start | 1 | September 2017 | ... (September 2017) |
| David Rothery (BLP) | Low | Stub | 2 | October 2025 | CS1 errors: periodical ignored, ... (October 2025) |
| Dead Sea Transform | Mid | B | 1 | December 2016 | ... (December 2016) |
| Death Valley | Top | C | 1 | June 2025 | ... (June 2025) |
| Death Valley Fault Zone | Unknown | Stub | 1 | September 2017 | ... (September 2017) |
| Debris | Mid | Start | 2 | November 2014 | Unsourced passages need footnotes {{More citations needed}} (November 2014), ... (August 2021) |
| Debris flow | High | Start | 1 | November 2019 | ... (November 2019) |
| Deep Carbon Observatory | Low | C | 1 | January 2024 | ... (January 2024) |
| Deformation bands | Low | Stub | 1 | February 2020 | ... (February 2020) |
| Demantoid | Low | Start | 3 | August 2011 | Unsourced passages need footnotes {{More citations needed}} (August 2011), Unsourced passages need footnotes {{citation needed}} (August 2011), ... (June 2016) |
| Desert | Mid | GA | 2 | January 2023 | Unsourced passages need footnotes {{citation needed}} (January 2023), ... (August 2024) |
| Desert of Paran | Low | C | 1 | July 2019 | ... (July 2019) |
| Detachment fold | Low | C | 1 | May 2025 | ... (May 2025) |
| Devi Mukut | Low | Start | 1 | September 2025 | ... (September 2025) |
| Devon | Mid | C | 8 | March 2010 | Unsourced passages need footnotes {{More citations needed}} (March 2010, February 2019), Unsourced passages need footnotes {{citation needed}} (August 2010, December 2016, June 2017, March 2023), ... (March 2018), Potentially dated statements (2023) |
| Diachronism | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Diatom | High | B | 4 | February 2016 | Unsourced passages need footnotes {{citation needed}} (February 2016), Page number citations needed (March 2017), ... (March 2020), Weasel-worded phrases (March 2025) |
| Diatomaceous earth | Low | B | 6 | March 2013 | Unsourced passages need footnotes {{citation needed}} (March 2013, April 2021, July 2023, October 2024), ... (January 2024), Cites unreliable sources (October 2024) |
| Dinosaur Park Formation | Low | B | 1 | September 2017 | ... (September 2017) |
| Dongen Formation | Low | Stub | 1 | December 2016 | ... (December 2016) |
| Douiret Formation | Low | Stub | 2 | May 2021 | ... (May 2021), CS1 errors: generic name |
| Driftless Area | Mid | B | 5 | September 2009 | Unsourced passages need footnotes {{citation needed}} (September 2009, April 2014, March 2023), Potentially dated statements (2021), ... (June 2025) |
| Drook Formation | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Drummer (soil) | Low | Stub | 1 | June 2025 | ... (June 2025) |
| Duncan Chessell (BLP) | Low | Start | 3 | August 2020 | Cites unreliable sources (August 2020), BLP articles lacking sources (August 2020), ... (February 2024) |
| Duria Antiquior | Mid | B | 1 | January 2015 | ... (January 2015) |
| Earth ellipsoid | Mid | Start | 3 | October 2016 | Unsourced passages need footnotes {{More citations needed}} (October 2016), Pages with broken anchors (see article talk page, remove when fixed), ... (July 2025) |
| Earth's circumference | High | C | 3 | April 2023 | Weasel-worded phrases (April 2023), Unsourced passages need footnotes {{citation needed}} (April 2023), ... (November 2023) |
| Earthquake early warning system | Low | Start | 1 | February 2024 | ... (February 2024) |
| Easter Park Farm Quarry | Low | Start | 1 | July 2025 | ... (July 2025) |
| Eastern Hills (Bogotá) | Low | B | 1 | July 2025 | ... (July 2025) |
| Eburonian | Low | Start | 1 | August 2019 | ... (August 2019) |
| Ecca Group | Low | Start | 1 | July 2025 | ... (July 2025) |
| Economic analysis of climate change | High | C | 7 | August 2016 | Page number citations needed (August 2016), Clarification needed (November 2019, December 2023), Vague or ambiguous time (November 2019), Update needed (November 2019, January 2025), ... (July 2025) |
| Edelman Fossil Park | Low | Start | 2 | February 2022 | Conflict of interest (February 2022), ... (August 2025) |
| Edgardo M. Latrubesse (BLP) | Unknown | Start | 3 | July 2020 | Cites unreliable sources (July 2020), BLP articles lacking sources (July 2020), ... (August 2025) |
| Edgehills Quarry | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Edna Fault | Unknown | Stub | 2 | June 2018 | Unsourced passages need footnotes {{citation needed}} (June 2018), ... (August 2025) |
| Edough Massif | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Edward A. Irving | Mid | C | 1 | November 2017 | ... (November 2017) |
| Edward Charles Howard | Low | Start | 1 | August 2019 | ... (August 2019) |
| Edward Hull (geologist) | Low | Start | 1 | August 2019 | ... (August 2019) |
| El Cien Formation | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Elbrook Formation | Low | Stub | 2 | August 2019 | ... (August 2019), Broken or outdated citations (March 2024) |
| Elephant Field | Unknown | Start | 3 | March 2024 | Coordinates needed, ... (March 2024, September 2025) |
| Elephant Rock (Italy) | Low | Stub | 1 | September 2025 | ... (September 2025) |
| Elizabeth Alexander (scientist) | Low | GA | 1 | August 2019 | ... (August 2019) |
| Elk Formation | Low | Start | 1 | October 2025 | ... (October 2025) |
| Ella F. Boyd | Low | Start | 2 | October 2025 | CS1 errors: ISBN date, ... (October 2025) |
| Ellisras Basin | Low | Start | 1 | December 2016 | ... (December 2016) |
| Elm Coulee Oil Field | Low | Start | 1 | August 2019 | ... (August 2019) |
| Emiran | Low | Start | 1 | January 2024 | ... (January 2024) |
| Enhanced geothermal system | Mid | C | 4 | June 2022 | Update needed (June 2022), Unsourced passages need footnotes {{citation needed}} (February 2023, August 2023), ... (March 2024) |
| Environmental impact of fracking in the United States | Low | C | 10 | April 2013 | Unsourced passages need footnotes {{citation needed}} (March 2014, April 2015), Cites unreliable sources (September 2014), Failed verification (April 2013), Clarification needed (July 2015, April 2019), Update needed (March 2017), Potentially dated statements (February 2019), ... (August 2019), CS1 errors: missing periodical |
| Eruption column | Mid | B | 2 | September 2017 | ... (September 2017), Unsourced passages need footnotes {{More citations needed}} (July 2021) |
| Ethel Shakespear | Low | Start | 1 | November 2023 | ... (November 2023) |
| Everglades | Mid | GA | 4 | 2008 | Potentially dated statements (2008, 2017), Unsourced passages need footnotes {{citation needed}} (February 2018), ... (April 2025) |
| F. I. Ricarde-Seaver | Low | Start | 1 | February 2022 | ... (February 2022) |
| Farman Salmanov | Mid | Start | 3 | March 2016 | Has general references but lacks inline footnotes (March 2016), Unsourced passages need footnotes {{citation needed}} (March 2016), ... (December 2017) |
| Farmington Gabbro | Low | C | 1 | April 2024 | ... (April 2024) |
| Farouk El-Baz (BLP) | Low | Start | 2 | November 2012 | ... (November 2012, September 2017) |
| Feklistova Island | Low | Start | 1 | August 2019 | ... (August 2019) |
| Fencepost limestone | Low | B | 3 | September 2023 | Unsourced passages need footnotes {{citation needed}} (September 2023), Cites unreliable sources (September 2023), ... (August 2025) |
| Ferdinand Stoliczka | Low | B | 1 | November 2013 | ... (November 2013) |
| Fernando Etayo (BLP) | Low | C | 1 | April 2024 | ... (April 2024) |
| Ferron Point Formation | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Fisk Holbrook Day | Low | Start | 2 | December 2019 | CS1 errors: missing periodical, ... (December 2019) |
| Flashline Mars Arctic Research Station | Low | C | 3 | October 2013 | Unsourced passages need footnotes {{citation needed}} (October 2013), ... (October 2017, November 2017) |
| Flat Landing Brook Formation | Unknown | Start | 2 | September 2025 | Coordinates needed, ... (September 2025) |
| Flat slab subduction | Mid | Start | 2 | September 2025 | CS1 errors: periodical ignored, ... (September 2025) |
| Flint | Low | Start | 4 | July 2019 | Unsourced passages need footnotes {{citation needed}} (July 2019), ... (January 2022), Limited geographic scope (October 2023), Off-topic sections (August 2025) |
| Flood basalt | High | Start | 3 | June 2021 | Unsourced passages need footnotes {{citation needed}} (June 2021), ... (June 2021), Pages with broken anchors (see article talk page, remove when fixed) |
| Florence Robinson Weber | Unknown | C | 2 | November 2021 | Orphaned (November 2021), ... (April 2024) |
| Fort Crittenden Formation | Low | Start | 1 | January 2017 | ... (January 2017) |
| Fossa (planetary nomenclature) | Low | Start | 1 | June 2012 | ... (June 2012) |
| Fosse Dionne | Low | Start | 3 | December 2019 | Unsourced passages need footnotes {{More citations needed}} (December 2019), Unsourced passages need footnotes {{citation needed}} (December 2019), ... (May 2020) |
| Fossil | Top | B | 6 | August 2014 | Expert attention needed (May 2021), Page number citations needed (August 2014), Too technical (May 2021), ... (September 2023), CS1 errors: ISBN date |
| Fossil Grove | Low | C | 2 | July 2022 | Potentially dated statements (July 2022), ... (April 2024) |
| Fossil fuel | High | C | 4 | August 2017 | ... (August 2017, April 2022), Clarification needed (November 2023), CS1 errors: ISBN date |
| Fossils of the Burgess Shale | Mid | GA | 3 | December 2019 | ... (December 2019), Update needed (September 2024), CS1 errors: ISBN date |
| Foumban Shear Zone | Low | Stub | 2 | August 2015 | Clarification needed (August 2015), ... (February 2024) |
| Fracking in the United States | Low | C | 15 | December 2012 | Unsourced passages need footnotes {{citation needed}} (December 2012, August 2022, May 2024), Cites unreliable sources (December 2012, September 2014, October 2014, December 2014), ... (September 2014, June 2016, September 2017), Page number citations needed (September 2014), Factual verification needed (October 2014, October 2022), Update needed (November 2016, November 2024) |
| Francis J. Pettijohn | Low | Stub | 1 | May 2025 | ... (May 2025) |
| Franz Xaver Zippe | Low | Start | 1 | December 2019 | ... (December 2019) |
| Frasnian | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Friars Formation | Low | Stub | 1 | December 2019 | ... (December 2019) |
| Furong Cave | Low | Stub | 1 | January 2017 | ... (January 2017) |
| Future of Earth | Mid | GA | 3 | September 2021 | Page number citations needed (September 2021), Clarification needed (July 2024), ... (June 2025) |
| GPlates | Low | C | 6 | March 2021 | Cites unreliable sources (March 2021), Rewrite needed (March 2021), Unsourced passages need footnotes {{More citations needed}} (June 2022), ... (November 2024), External link cleanup {{external links}} (July 2025), Promotional tone (July 2025) |
| Gachedili Canyon Natural Monument | Low | C | 1 | July 2025 | ... (July 2025) |
| Gakkel Ridge | Mid | Start | 1 | August 2024 | ... (August 2024) |
| Garibaldi Volcanic Belt | Low | B | 1 | February 2017 | ... (February 2017) |
| Garnet | Mid | B | 5 | November 2008 | Unsourced passages need footnotes {{citation needed}} (November 2008, December 2012, February 2021), Introduction cleanup (January 2024), ... (May 2024) |
| Gary M. Mavko (BLP) | Low | Start | 2 | December 2019 | ... (December 2019), BLP articles lacking sources (July 2023) |
| Gaskiers Formation | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Gentbrugge Formation | Low | Stub | 1 | August 2025 | ... (August 2025) |
| GeoEcoMar | Low | Start | 2 | March 2022 | Link rot cleanup (March 2022), ... (August 2025) |
| Geobiology | High | B | 3 | May 2024 | ... (May 2024, August 2025), Limited geographic scope (September 2025) |
| Geochronology | Top | C | 1 | August 2025 | ... (August 2025) |
| Geography of Iowa | Low | Start | 4 | October 2017 | ... (October 2017, May 2024), Has general references but lacks inline footnotes (November 2019), Unsourced passages need footnotes {{More citations needed}} (November 2019) |
| Geography of Jamaica | Low | Start | 6 | 2006 | Detailed references needed, Potentially dated statements (2006), Expansion needed (July 2014), ... (March 2019, November 2023), Unsourced passages need footnotes {{citation needed}} (October 2020) |
| Geological Collections Group | Low | Start | 1 | August 2025 | ... (August 2025) |
| Geological Observations on South America | Low | Start | 1 | May 2024 | ... (May 2024) |
| Geological Strength Index | Low | Stub | 2 | May 2020 | ... (May 2020), Link rot cleanup (March 2022) |
| Geological Survey of Belgium | Unknown | Stub | 1 | January 2018 | ... (January 2018) |
| Geological Survey of Western Australia | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Geological history of Point Lobos | Low | Start | 1 | January 2017 | ... (January 2017) |
| Geological map | High | Start | 3 | 2009 | Potentially dated statements (2009), External link cleanup {{external links}} (April 2022), ... (August 2025) |
| Geological modelling | Mid | B | 2 | October 2017 | ... (October 2017, August 2025) |
| Geology of Alabama | Mid | Start | 2 | January 2017 | ... (January 2017, November 2018) |
| Geology of Croatia | Low | C | 3 | June 2021 | Weasel-worded phrases (June 2021), ... (July 2022), Pages with broken anchors (see article talk page, remove when fixed) |
| Geology of Delaware | Mid | C | 1 | August 2025 | ... (August 2025) |
| Geology of Gotland | Mid | Start | 1 | August 2025 | ... (August 2025) |
| Geology of Mars | High | B | 1 | January 2017 | ... (January 2017) |
| Geology of Nauru | Low | Start | 1 | October 2017 | ... (October 2017) |
| Geology of New Mexico | Mid | C | 1 | August 2025 | ... (August 2025) |
| Geology of New Zealand | High | C | 3 | December 2019 | Unsourced passages need footnotes {{More citations needed}} (December 2019), ... (October 2023, August 2025) |
| Geology of Oman | Low | Stub | 1 | January 2018 | ... (January 2018) |
| Geology of Queensland | Low | C | 1 | December 2019 | ... (December 2019) |
| Geology of Russia | Mid | Start | 5 | March 2013 | Unsourced passages need footnotes {{citation needed}} (March 2013, December 2019), ... (January 2017), CS1 errors: missing periodical, CS1 errors: periodical ignored |
| Geology of Saskatchewan | Mid | C | 4 | October 2010 | ... (October 2010, May 2019, December 2019, August 2024) |
| Geology of Somerset | Low | GA | 3 | December 2019 | ... (December 2019, August 2025), CS1 errors: ISBN date |
| Geology of Tasmania | Low | C | 1 | October 2010 | ... (October 2010) |
| Geology of Vietnam | Low | Start | 1 | August 2025 | ... (August 2025) |
| Geology of Wales | Mid | B | 1 | October 2017 | ... (October 2017) |
| Geology of the Moon | High | B | 1 | October 2017 | ... (October 2017) |
| Geology of the Northland Region | Mid | C | 1 | August 2025 | ... (August 2025) |
| Geology of the Pyrenees | Low | C | 1 | May 2025 | ... (May 2025) |
| Geophysical Institute | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Georg zu Münster | Low | Stub | 1 | January 2018 | ... (January 2018) |
| George Edward Backus (BLP) | Mid | Start | 2 | January 2017 | ... (January 2017, March 2023) |
| George Lorenzo Noyes | Low | Start | 1 | December 2019 | ... (December 2019) |
| Georges Deicha | Low | Start | 3 | December 2023 | Unsourced passages need footnotes {{More citations needed}} (December 2023), ... (May 2024, September 2025) |
| Georges Rolland | Low | B | 1 | December 2019 | ... (December 2019) |
| Geothermal exploration | Mid | C | 1 | September 2025 | ... (September 2025) |
| Geothermal gradient | Mid | Start | 4 | August 2018 | Unsourced passages need footnotes {{citation needed}} (August 2018), Disputed statements (August 2021), Factual verification needed (August 2021), ... (May 2024) |
| German Continental Deep Drilling Programme | Low | C | 2 | January 2020 | Unsourced passages need footnotes {{More citations needed}} (January 2020), ... (February 2024) |
| Glacier morphology | Low | B | 2 | March 2023 | Cites unreliable sources (March 2023), ... (May 2023) |
| Glen Coe | Low | B | 4 | June 2024 | Unsourced passages need footnotes {{citation needed}} (June 2024, September 2025), Update needed (August 2025), ... (September 2025) |
| Glikson crater | Low | Stub | 1 | January 2018 | ... (January 2018) |
| Gmelinite | Low | Start | 1 | December 2022 | ... (December 2022) |
| Gold | Mid | B | 12 | June 2016 | ... (June 2016, December 2021), Clarification needed (April 2019, September 2023, January 2025), Potentially dated statements (2020, October 2025), Update needed (May 2022), Vague or ambiguous time (January 2024), Unsourced passages need footnotes {{citation needed}} (January 2024, May 2024, January 2025) |
| Golfo San Jorge Basin | Low | Start | 1 | September 2024 | ... (September 2024) |
| Gradualism | Low | Start | 1 | January 2018 | ... (January 2018) |
| Gram Formation | Low | Stub | 2 | January 2022 | Incomplete citations (January 2022), ... (January 2022) |
| Gravity of Mars | Mid | B | 2 | January 2022 | Expansion needed (January 2022), ... (September 2023) |
| Great American Interchange | Low | C | 3 | March 2022 | ... (March 2022), Pages with broken anchors (see article talk page, remove when fixed), CS1 errors: periodical ignored |
| Great Lakes tectonic zone | Mid | B | 2 | January 2020 | ... (January 2020), CS1 errors: periodical ignored |
| Gregoryite | Low | Stub | 1 | March 2019 | ... (March 2019) |
| Groundwater banking | Unknown | Start | 4 | October 2017 | ... (October 2017), CS1 errors: missing title, CS1 errors: bare URL, Link rot cleanup (March 2022) |
| Gulf Trough | Low | Start | 1 | January 2020 | ... (January 2020) |
| Gunz (geology) | Mid | Start | 1 | May 2023 | ... (May 2023) |
| HBV hydrology model | Low | Start | 1 | October 2017 | ... (October 2017) |
| Habitability, Brine Irradiation and Temperature | Low | Start | 2 | April 2023 | Unsourced passages need footnotes {{citation needed}} (April 2023), ... (November 2023) |
| Haig Fras | Low | Start | 1 | July 2025 | ... (July 2025) |
| Hallein Salt Mine | Low | Start | 1 | February 2019 | ... (February 2019) |
| Hallingdal | Low | C | 2 | July 2015 | Unsourced passages need footnotes {{citation needed}} (July 2015), ... (July 2025) |
| Hamza River | Low | Start | 3 | October 2017 | ... (October 2017, August 2024), Unsourced passages need footnotes {{citation needed}} (March 2018) |
| Hansa Pit | Low | Start | 1 | August 2025 | ... (August 2025) |
| Hawaii Undersea Research Laboratory | Low | C | 3 | July 2024 | CS1 errors: missing periodical, ... (July 2024, August 2025) |
| Hayabusa | Low | C | 4 | January 2014 | Unsourced passages need footnotes {{citation needed}} (January 2014, July 2015), Unsourced passages need footnotes {{More citations needed}} (June 2017), ... (May 2025) |
| Heceta Bank | Low | C | 1 | September 2025 | ... (September 2025) |
| Heinrich Edmund Naumann | Low | Start | 1 | November 2017 | ... (November 2017) |
| Hell-to-Finish Formation | Low | Start | 1 | October 2025 | ... (October 2025) |
| Hells of Beppu | Low | C | 1 | July 2024 | ... (July 2024) |
| Henry Clifton Sorby | Low | Start | 2 | December 2017 | ... (December 2017, September 2023) |
| Henry G. Ferguson | Unknown | Start | 1 | April 2023 | ... (April 2023) |
| Heulandite | Low | Stub | 2 | April 2013 | Unsourced passages need footnotes {{More citations needed}} (April 2013), ... (August 2024) |
| Highcliffe to Milford Cliffs | Low | Stub | 1 | February 2024 | ... (February 2024) |
| History of geodesy | Mid | C | 9 | November 2011 | Unsourced passages need footnotes {{citation needed}} (November 2011, August 2025, September 2025), Split needed (August 2020), Clarification needed (November 2021), Off-topic sections (November 2021), Self-contradictory articles (February 2022), ... (June 2023), CS1 errors: ISBN date |
| History of ice drilling | Mid | C | 2 | January 2020 | ... (January 2020, January 2024) |
| History of the petroleum industry in the United States | Low | C | 1 | January 2025 | ... (January 2025) |
| Holocene climatic optimum | Low | C | 4 | October 2007 | Unsourced passages need footnotes {{citation needed}} (October 2007, November 2022), ... (November 2017), Introduction cleanup (September 2018) |
| Holocene extinction | Mid | B | 5 | July 2020 | ... (July 2020), Update needed (March 2022), Cites unreliable sources (May 2022), Pages with broken anchors (see article talk page, remove when fixed), Clarification needed (November 2024) |
| Honda Group, Colombia | Low | B | 1 | June 2023 | ... (June 2023) |
| Houdek (soil) | Low | Start | 1 | April 2019 | ... (April 2019) |
| Huayquerian | Low | Stub | 1 | August 2024 | ... (August 2024) |
| Hula Valley | Unknown | C | 4 | December 2013 | ... (December 2013, September 2017), Unsourced passages need footnotes {{citation needed}} (March 2014), Disputed statements (June 2016) |
| Hurst Castle and Lymington River Estuary | Unknown | C | 1 | February 2024 | ... (February 2024) |
| Hydrokenoelsmoreite | Low | Stub | 1 | January 2025 | ... (January 2025) |
| Hydrological transport model | Mid | C | 2 | January 2025 | CS1 errors: periodical ignored, ... (January 2025) |
| Höör Sandstone | Low | C | 1 | August 2024 | ... (August 2024) |
| IAMG Distinguished Lectureship | Unknown | Stub | 1 | July 2025 | ... (July 2025) |
| IRAP RMS Suite | Low | Start | 1 | July 2025 | ... (July 2025) |
| Ice Mountain | Mid | C | 2 | November 2009 | Disputed statements (November 2009), ... (July 2023) |
| Ice age | Top | B | 4 | April 2010 | Unsourced passages need footnotes {{citation needed}} (April 2010), Weasel-worded phrases (November 2020), ... (May 2023, June 2025) |
| Ice divide | Low | Stub | 2 | January 2018 | ... (January 2018, July 2022) |
| Ida Helen Ogilvie | Mid | C | 1 | January 2020 | ... (January 2020) |
| Idrialite | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Ieper Group | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Ignacy Domeyko | Mid | C | 2 | January 2014 | Unsourced passages need footnotes {{citation needed}} (January 2014), ... (November 2017) |
| Ilmenite | Low | B | 2 | August 2018 | ... (August 2018), CS1 errors: ISBN date |
| Ilya Malyshev | Unknown | Start | 3 | December 2023 | Cites unreliable sources (December 2023), Has general references but lacks inline footnotes (December 2023), ... (December 2023) |
| Impact event | High | B | 8 | December 2013 | Unsourced passages need footnotes {{citation needed}} (December 2013, February 2015, June 2018), Disputed statements (January 2017), Accuracy disputes or self-published (February 2017, February 2017), CS1 errors: missing periodical, ... (December 2023) |
| Indian Head Rock | Mid | Start | 2 | April 2017 | Unsourced passages need footnotes {{citation needed}} (April 2017), ... (August 2025) |
| Indian River Bay | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Induced seismicity | Mid | C | 6 | January 2021 | CS1 errors: missing periodical, Unsourced passages need footnotes {{citation needed}} (January 2021), Unsourced passages need footnotes {{More citations needed}} (January 2021), ... (October 2023, July 2025, August 2025) |
| Inner Terai Valleys of Nepal | Unknown | C | 2 | December 2014 | Unsourced passages need footnotes {{More citations needed}} (December 2014), ... (September 2025) |
| International Association of Geoanalysts | Low | Start | 1 | January 2020 | ... (January 2020) |
| International Continental Scientific Drilling Program | Low | Stub | 1 | September 2024 | ... (September 2024) |
| International Geophysical Year | Mid | C | 2 | November 2017 | ... (November 2017), Unsourced passages need footnotes {{citation needed}} (August 2023) |
| International Permafrost Association | Low | C | 5 | April 2016 | Has general references but lacks inline footnotes (April 2016), Cites unreliable sources (April 2016), Unsourced passages need footnotes {{More citations needed}} (April 2016), Unsourced passages need footnotes {{citation needed}} (April 2023), ... (September 2023) |
| Irasema Alcántara-Ayala (BLP) | Low | Start | 1 | February 2023 | ... (February 2023) |
| Iron meteorite | Low | C | 1 | August 2024 | ... (August 2024) |
| Itaboraian | Low | Stub | 1 | February 2023 | ... (February 2023) |
| J Harlen Bretz | Mid | Start | 1 | March 2022 | ... (March 2022) |
| Jabel Waqf as Suwwan crater | Low | Stub | 1 | January 2020 | ... (January 2020) |
| Jacobsville Sandstone | Low | C | 1 | July 2012 | ... (July 2012) |
| James Geikie | Mid | Start | 1 | December 2017 | ... (December 2017) |
| James Hector | Low | Start | 1 | January 2018 | ... (January 2018) |
| James Stuart Menteath | Low | Stub | 2 | June 2018 | ... (June 2018), Unsourced passages need footnotes {{citation needed}} (January 2023) |
| Jan Krasoń | Low | Start | 2 | August 2022 | Orphaned (August 2022), ... (October 2023) |
| Javelina Formation | Low | B | 1 | April 2017 | ... (April 2017) |
| Jeita Grotto | Mid | GA | 3 | April 2017 | ... (April 2017, April 2025), Unsourced passages need footnotes {{citation needed}} (September 2024) |
| Jerusalem stone | Low | Start | 1 | March 2023 | ... (March 2023) |
| Johann Weikhard von Valvasor | Low | B | 2 | August 2018 | ... (August 2018), CS1 errors: periodical ignored |
| John Catt | Low | B | 1 | November 2024 | ... (November 2024) |
| John D. Hamaker | Low | B | 4 | February 2020 | ... (February 2020), Unsourced passages need footnotes {{citation needed}} (July 2020), Style editing needed (September 2020), Introduction cleanup (April 2021) |
| John Livermore | Low | Start | 2 | February 2020 | ... (February 2020, March 2022) |
| John Marley (mining engineer) | Low | C | 2 | April 2017 | ... (April 2017, March 2023) |
| John Milne | Mid | C | 2 | July 2012 | Unsourced passages need footnotes {{citation needed}} (July 2012), ... (December 2017) |
| John Renton | Low | Start | 1 | September 2023 | ... (September 2023) |
| John Sutton (geologist) | Low | Stub | 1 | November 2024 | ... (November 2024) |
| Jordan Valley | Low | C | 3 | February 2020 | ... (February 2020), Disputed statements (April 2023), CS1 errors: periodical ignored |
| Joseph G. Medlicott | Low | Start | 2 | December 2024 | CS1 errors: missing periodical, ... (December 2024) |
| Joseph Townsend | Low | Start | 2 | April 2017 | ... (April 2017), Unsourced passages need footnotes {{citation needed}} (November 2024) |
| Josiah Edward Spurr | Low | Start | 2 | January 2018 | ... (January 2018), Rewrite needed (April 2020) |
| Juana Cortelezzi | Unknown | C | 2 | April 2023 | CS1 errors: missing periodical, ... (April 2023) |
| Julia Anna Gardner | Mid | B | 1 | April 2017 | ... (April 2017) |
| Kaiapit landslide | Low | Stub | 1 | July 2025 | ... (July 2025) |
| Kaikō ROV | Low | B | 2 | May 2017 | ... (May 2017), Pages with broken anchors (see article talk page, remove when fixed) |
| Kaiparowits Formation | Low | B | 2 | January 2018 | ... (January 2018), Link rot cleanup (March 2022) |
| Kairatos | Low | Stub | 1 | February 2020 | ... (February 2020) |
| Kakisa Formation | Low | Start | 1 | July 2025 | ... (July 2025) |
| Kamchatka earthquakes | Low | B | 1 | March 2025 | ... (March 2025) |
| Kamil Crater | Low | Start | 1 | August 2023 | ... (August 2023) |
| Karakoram fault system | Low | B | 1 | May 2017 | ... (May 2017) |
| Karen M. Fischer (BLP) | Unknown | C | 1 | March 2025 | ... (March 2025) |
| Karl Ernst Adolf von Hoff | Low | Stub | 1 | February 2020 | ... (February 2020) |
| Karl Hugo Strunz | Mid | Start | 1 | February 2020 | ... (February 2020) |
| Karst window | Low | Stub | 1 | May 2017 | ... (May 2017) |
| Katherine Greacen Nelson | Low | C | 4 | February 2019 | Unsourced passages need footnotes {{citation needed}} (February 2019, February 2024), Conflict of interest (February 2024), ... (April 2025) |
| Kazım Ergin | Low | Stub | 1 | April 2020 | ... (April 2020) |
| Kačák Event | Low | Start | 1 | May 2017 | ... (May 2017) |
| Keelung Nuannuan pothole | Low | Start | 1 | October 2025 | ... (October 2025) |
| Kem Kem Group | Low | B | 1 | May 2025 | ... (May 2025) |
| Kenneth Hsu (BLP) | Low | Start | 4 | September 2012 | Promotional tone (September 2012), BLP articles lacking sources (August 2014), ... (December 2017), Unsourced passages need footnotes {{citation needed}} (April 2023) |
| Kenneth Sims (geologist) (BLP) | Low | Start | 4 | November 2023 | ... (November 2023), Unsourced passages need footnotes {{citation needed}} (July 2025), BLP articles lacking sources (July 2025), Unsourced passages need footnotes {{More citations needed}} (July 2025) |
| Kesen meteorite | Low | Stub | 1 | February 2020 | ... (February 2020) |
| Kevin M. Scott (BLP) | Mid | C | 1 | May 2025 | ... (May 2025) |
| Kimmeridgian | Low | Start | 4 | 2004 | Potentially dated statements (2004), Unsourced passages need footnotes {{citation needed}} (May 2016), Weasel-worded phrases (May 2016), ... (June 2025) |
| Kin-Yip Chun (BLP) | Low | Start | 2 | February 2020 | ... (February 2020), Wikipedia neutral point of view disputes (March 2022) |
| Kirtland Formation | Mid | B | 1 | September 2018 | ... (September 2018) |
| Kirtley F. Mather | Low | Stub | 3 | February 2020 | CS1 errors: missing periodical, ... (February 2020), Unsourced passages need footnotes {{citation needed}} (July 2025) |
| Kirtlington Quarry | Unknown | Stub | 1 | May 2023 | ... (May 2023) |
| Kitab State Geological Reserve | Low | Stub | 1 | June 2025 | ... (June 2025) |
| Kizil Caves | Low | B | 2 | May 2024 | CS1 errors: missing periodical, ... (May 2024) |
| Kleinite | Unknown | Stub | 1 | May 2024 | ... (May 2024) |
| Klonk | Low | Start | 1 | June 2025 | ... (June 2025) |
| La Grive-Saint-Alban | Low | Start | 2 | February 2022 | Unsourced passages need footnotes {{More citations needed}} (February 2022), ... (May 2023) |
| La Toca Formation | Low | C | 1 | July 2025 | ... (July 2025) |
| Landen Formation | Low | Stub | 1 | December 2017 | ... (December 2017) |
| Landslide | High | B | 2 | October 2022 | Unsourced passages need footnotes {{citation needed}} (October 2022), ... (February 2025) |
| Landslide classification | High | B | 5 | November 2007 | Unsourced passages need footnotes {{More citations needed}} (November 2007), Prose needed (February 2016), Cleanup needed (February 2016), Style editing needed (February 2020), ... (January 2025) |
| Large igneous province | High | Start | 4 | August 2011 | Unsourced passages need footnotes {{citation needed}} (August 2011), Clarification needed (June 2018), ... (June 2021), CS1 errors: periodical ignored |
| Las Trampas Peak | Unknown | C | 1 | August 2025 | ... (August 2025) |
| Las Trampas Ridge | Unknown | Start | 1 | August 2025 | ... (August 2025) |
| Late Ordovician mass extinction | High | B | 1 | April 2024 | ... (April 2024) |
| Late Pleistocene extinctions | Low | B | 9 | June 2010 | Expert attention needed (March 2023), Unsourced passages need footnotes {{citation needed}} (June 2010, February 2021, March 2024), ... (February 2020), Style editing needed (March 2023), Page number citations needed (April 2023), CS1 errors: ISBN date |
| Laura Crispini | Low | C | 5 | April 2018 | Cites unreliable sources (April 2018), ... (February 2020, July 2022), Cleanup needed (March 2020, March 2020) |
| Lava filter | Low | Stub | 3 | July 2012 | Unsourced passages need footnotes {{More citations needed}} (July 2012), ... (December 2017), Unsourced passages need footnotes {{citation needed}} (March 2024) |
| Law of the wall | Low | Start | 1 | July 2014 | ... (July 2014) |
| Ledoyom | Low | Start | 3 | December 2017 | ... (December 2017, November 2018), Unsourced passages need footnotes {{More citations needed}} (October 2023) |
| Lehigh Valley | Unknown | B | 3 | September 2019 | Factual verification needed (September 2019), ... (February 2020), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Lengefeld Lime Works | Low | Start | 1 | February 2020 | ... (February 2020) |
| Leonardite | Low | Start | 1 | August 2025 | ... (August 2025) |
| Lido Beach (Hong Kong) | Low | Start | 1 | September 2025 | ... (September 2025) |
| List of beaches in Palestine | Low | List | 1 | March 2024 | ... (March 2024) |
| List of carbon capture and storage projects | Mid | C | 10 | 2014 | Potentially dated statements (2014, 2018, 2019), Update needed (February 2019, May 2019, June 2019, October 2021), ... (August 2019), CS1 errors: generic name, Cites unreliable sources (October 2021) |
| List of caves | Low | List | 2 | 2007 | Potentially dated statements (2007), ... (November 2012) |
| List of fossiliferous stratigraphic units in Central America | Low | List | 1 | November 2024 | ... (November 2024) |
| List of fossiliferous stratigraphic units in Colombia | Low | List | 1 | November 2024 | ... (November 2024) |
| List of gomphothere fossils in South America | Mid | List | 1 | November 2022 | ... (November 2022) |
| List of historical earthquakes | Mid | List | 3 | December 2017 | ... (December 2017, January 2018), Pages with broken anchors (see article talk page, remove when fixed) |
| List of hot springs in the United States | Low | List | 1 | April 2025 | ... (April 2025) |
| List of impact structures in North America | Low | List | 1 | March 2020 | ... (March 2020) |
| List of landslides | Mid | List | 5 | September 2017 | ... (September 2017, May 2019, January 2020, October 2023), Unsourced passages need footnotes {{citation needed}} (February 2022) |
| List of minerals (synonyms) | Mid | List | 1 | March 2020 | ... (March 2020) |
| List of national geoparks | Low | List | 2 | February 2011 | Incomplete lists (February 2011), ... (January 2018) |
| List of natural gas fields | Low | List | 2 | November 2009 | Unsourced passages need footnotes {{citation needed}} (November 2009), ... (December 2017) |
| List of rock formations | Low | List | 1 | January 2018 | ... (January 2018) |
| List of submarine topographical features | Mid | List | 2 | February 2021 | ... (February 2021), CS1 errors: periodical ignored |
| Liverpool crater | Low | Start | 1 | January 2018 | ... (January 2018) |
| Los Haitises National Park | Low | Start | 1 | January 2018 | ... (January 2018) |
| Louisville Ridge | Low | Start | 1 | March 2024 | ... (March 2024) |
| Lyehill Quarry | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Lynas | Low | Start | 2 | September 2021 | ... (September 2021), CS1 errors: generic name |
| MODFLOW | Low | C | 3 | October 2020 | Cites unreliable sources (October 2020), External link cleanup {{external links}} (December 2021), ... (September 2023) |
| Macellum of Pozzuoli | Mid | C | 1 | March 2020 | ... (March 2020) |
| Macha crater | Low | Stub | 1 | July 2025 | ... (July 2025) |
| Magnetic anomaly | Mid | C | 1 | January 2018 | ... (January 2018) |
| Magnetic declination | Low | C | 2 | February 2014 | Unsourced passages need footnotes {{citation needed}} (February 2014), ... (August 2023) |
| Magnetotellurics | Mid | C | 3 | June 2019 | ... (June 2019, January 2021), Page number citations needed (January 2020) |
| Majid Hassanizadeh (BLP) | Low | Start | 1 | January 2018 | ... (January 2018) |
| Mall Bay Formation | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Man Shield | Low | Stub | 1 | April 2025 | ... (April 2025) |
| Marcellus Formation | Low | GA | 4 | October 2012 | ... (October 2012, January 2017, August 2025), CS1 errors: missing periodical |
| Maria Zuber (BLP) | Low | Start | 2 | October 2024 | Promotional tone (October 2024), ... (September 2025) |
| Maritimes Basin | Low | Start | 1 | May 2025 | ... (May 2025) |
| Market Weighton Axis | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Marthozite | Low | Stub | 1 | April 2023 | ... (April 2023) |
| Marvin Mangus | Mid | Start | 3 | July 2011 | Has general references but lacks inline footnotes (July 2011), ... (June 2017), Conflict of interest (August 2021) |
| Mary Anning | High | FA | 2 | October 2023 | ... (October 2023, November 2023) |
| Mary C. Hill (BLP) | Low | Start | 1 | September 2023 | ... (September 2023) |
| Mary Somerville | Low | B | 1 | November 2017 | ... (November 2017) |
| Matthias Kuhle | Low | Start | 1 | January 2018 | ... (January 2018) |
| Mckelveyite-(Y) | Low | Stub | 1 | May 2024 | ... (May 2024) |
| Messinian salinity crisis | Mid | B | 4 | April 2008 | Unsourced passages need footnotes {{citation needed}} (April 2008, December 2010, January 2019), ... (March 2022) |
| Meteor Crater | Mid | B | 3 | April 2020 | Accuracy disputes or self-published (April 2020), ... (March 2024), CS1 errors: ISBN date |
| Meteorite | High | B | 3 | January 2019 | Potentially dated statements (January 2019), ... (August 2020), Vague or ambiguous time (October 2024) |
| Meteorite fall | Mid | List | 7 | January 2018 | ... (January 2018), Update needed (March 2021, January 2025), Unsourced passages need footnotes {{More citations needed}} (March 2021), Too long (March 2021), Potentially dated statements (February 2023), CS1 errors: ISBN date |
| Meyer Rubin | Unknown | Start | 1 | August 2023 | ... (August 2023) |
| Michael Frogley (BLP) | Low | Start | 1 | July 2021 | ... (July 2021) |
| Microbial mat | Mid | B | 2 | October 2010 | ... (October 2010, June 2017) |
| Migmatite | Mid | B | 4 | April 2020 | Introduction cleanup (April 2020), Update needed (October 2022), Unsourced passages need footnotes {{More citations needed}} (October 2024), ... (August 2025) |
| Milankovitch cycles | High | B | 4 | April 2021 | Unsourced passages need footnotes {{citation needed}} (April 2021, December 2022), ... (April 2024), Unsourced passages need footnotes {{More citations needed}} (April 2025) |
| Mile Canyon | Low | Stub | 2 | July 2014 | Expansion needed (July 2014), ... (January 2018) |
| Mining | Mid | B | 9 | December 2013 | Clarification needed (December 2013, December 2016), ... (December 2018), Unsourced passages need footnotes {{citation needed}} (January 2021, March 2024, December 2024), Vague or ambiguous time (April 2021), Obsolete information (July 2022), Unsourced passages need footnotes {{More citations needed}} (March 2024) |
| Mir mine | Mid | Start | 2 | June 2017 | ... (June 2017), Clarification needed (December 2018) |
| Miriam Kastner (BLP) | Low | C | 1 | February 2018 | ... (February 2018) |
| Mission Valley Formation | Low | Stub | 1 | April 2020 | ... (April 2020) |
| Mistaken Point Formation | Low | Start | 1 | July 2022 | ... (July 2022) |
| Mollie's Nipple | Low | Start | 1 | April 2020 | ... (April 2020) |
| Monazite | Mid | Start | 5 | June 2019 | Unsourced passages need footnotes {{citation needed}} (June 2019, August 2025), Unsourced passages need footnotes {{More citations needed}} (July 2022), ... (May 2024), Vague or ambiguous time (August 2025) |
| Morrison Formation | Low | B | 1 | February 2018 | ... (February 2018) |
| Mottle | Mid | Start | 2 | February 2018 | ... (February 2018), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Mount Sinai | Mid | Start | 1 | November 2023 | ... (November 2023) |
| Murphy's Haystacks | Low | Start | 1 | April 2020 | ... (April 2020) |
| Nain Province | Mid | Start | 1 | February 2018 | ... (February 2018) |
| Nanogeoscience | Mid | Start | 2 | April 2012 | Cites unreliable sources (April 2012), ... (October 2023) |
| Narragansett Bay | Low | B | 4 | June 2017 | Unsourced passages need footnotes {{More citations needed}} (June 2017), Articles using infobox body of water without alt, Articles using infobox body of water without pushpin map alt, ... (November 2022) |
| Natural Arch, Tirumala hills | Low | Start | 1 | October 2010 | ... (October 2010) |
| Neugrund crater | Low | Stub | 1 | January 2017 | ... (January 2017) |
| Niagara Falls | Mid | B | 2 | June 2021 | ... (June 2021, July 2023) |
| Nickel deposits of Finland | Low | Start | 1 | September 2019 | ... (September 2019) |
| Nicolas Théobald | Unknown | C | 2 | August 2025 | Harv and Sfn no-target errors, ... (August 2025) |
| Niningerite | Low | Stub | 1 | January 2018 | ... (January 2018) |
| Nor'Wester Mountains | Low | Start | 1 | April 2020 | ... (April 2020) |
| Norra Kärr | Low | Start | 1 | May 2021 | ... (May 2021) |
| Northern Cordilleran Volcanic Province | Mid | B | 1 | October 2010 | ... (October 2010) |
| Nuclear Explosions for the National Economy | Low | C | 2 | January 2009 | Unsourced passages need footnotes {{More citations needed}} (January 2009), ... (February 2017) |
| Nutrient cycle | Mid | B | 1 | January 2018 | ... (January 2018) |
| Oil sands | Mid | C | 7 | May 2014 | Unsourced passages need footnotes {{More citations needed}} (May 2014), Unsourced passages need footnotes {{citation needed}} (November 2014, January 2020, May 2025), Update needed (April 2022), ... (October 2022), Too long (June 2025) |
| Old Red Sandstone | High | C | 5 | March 2018 | ... (March 2018), Limited geographic scope (August 2024), Unsourced passages need footnotes {{citation needed}} (February 2025), Weasel-worded phrases (February 2025), Vague or ambiguous time (February 2025) |
| Older Dryas | Low | C | 2 | May 2015 | Unsourced passages need footnotes {{citation needed}} (May 2015), ... (September 2024) |
| Oldest dated rocks | Mid | C | 1 | January 2022 | ... (January 2022) |
| Olson's Extinction | Low | Start | 2 | July 2024 | Unsourced passages need footnotes {{citation needed}} (July 2024), ... (August 2025) |
| Olympic–Wallowa lineament | Low | C | 10 | August 2014 | Weasel-worded phrases (August 2014, August 2021), ... (April 2020, July 2022, February 2023), Harv and Sfn no-target errors, Style editing needed (November 2020), Unsourced passages need footnotes {{citation needed}} (August 2021), Page number citations needed (August 2021), Unsourced passages need footnotes {{More citations needed}} (September 2023) |
| Origin of the Moon | High | C | 2 | December 2021 | Cites unreliable sources (December 2021), ... (September 2025) |
| Orogenic gold deposit | Low | C | 5 | May 2023 | CS1 errors: missing periodical, Unsourced passages need footnotes {{citation needed}} (May 2023), CS1 errors: periodical ignored, Clarification needed (May 2024), ... (August 2025) |
| Oronto Group | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Oseberg oil field | Low | C | 1 | November 2023 | ... (November 2023) |
| Osumilite | Low | Start | 1 | March 2018 | ... (March 2018) |
| Oswego Formation | Low | Stub | 2 | April 2020 | ... (April 2020), Broken or outdated citations (March 2024) |
| Otay Formation | Low | Stub | 1 | April 2020 | ... (April 2020) |
| Ottawa Valley | Mid | C | 4 | December 2018 | Unsourced passages need footnotes {{More citations needed}} (December 2018), Pages with broken anchors (see article talk page, remove when fixed), Unsourced passages need footnotes {{citation needed}} (August 2025), ... (September 2025) |
| Ouled Abdoun Basin | Mid | C | 1 | September 2025 | ... (September 2025) |
| Packard Formation | Low | Stub | 1 | March 2018 | ... (March 2018) |
| Paha (landform) | Low | Start | 2 | May 2015 | Unsourced passages need footnotes {{citation needed}} (May 2015), ... (May 2025) |
| Palaeogeography | High | Start | 2 | October 2024 | Unsourced passages need footnotes {{citation needed}} (October 2024), ... (July 2025) |
| Paleobiota of the Kristianstad Basin | Low | List | 3 | January 2025 | Harv and Sfn no-target errors, Pages with broken anchors (see article talk page, remove when fixed), ... (January 2025) |
| Paleobiota of the Posidonia Shale | Mid | List | 2 | July 2022 | ... (July 2022, September 2023) |
| Paleocontinent | Mid | C | 2 | May 2020 | Unsourced passages need footnotes {{citation needed}} (May 2020), ... (July 2025) |
| Paleoflora of the Eocene Okanagan Highlands | Low | B | 2 | July 2025 | CS1 errors: ISBN date, ... (July 2025) |
| Paleontological and Archaeological Museum Walter Ilha | Low | Start | 1 | April 2020 | ... (April 2020) |
| Palestina Fault | Low | Start | 1 | June 2023 | ... (June 2023) |
| Paraná Basin | Low | C | 2 | March 2018 | ... (March 2018), Unsourced passages need footnotes {{citation needed}} (August 2021) |
| Passive margin | Mid | Start | 2 | September 2010 | ... (September 2010), Has general references but lacks inline footnotes (October 2016) |
| Patina | Low | C | 2 | October 2022 | ... (October 2022), Unsourced passages need footnotes {{citation needed}} (January 2025) |
| Patomskiy crater | Low | C | 4 | October 2016 | Unsourced passages need footnotes {{More citations needed}} (October 2016), ... (March 2018), Unsourced passages need footnotes {{citation needed}} (November 2020, April 2025) |
| Paweł Rowiński (BLP) | Unknown | C | 2 | July 2022 | Promotional tone (July 2022), ... (September 2025) |
| Peligran | Low | Stub | 1 | October 2025 | ... (October 2025) |
| Penang Hill | Low | C | 4 | 2014 | Potentially dated statements (2014, 2020, 2024), ... (October 2025) |
| Penha Hill | Low | Stub | 1 | May 2020 | ... (May 2020) |
| Penn-York Valley | Unknown | Start | 1 | March 2018 | ... (March 2018) |
| Perovskite | Low | C | 1 | April 2024 | ... (April 2024) |
| Perovskite (structure) | Low | C | 2 | August 2025 | ... (August 2025), Page number citations needed (August 2025) |
| Peter W. Hummel | Low | Stub | 1 | May 2020 | ... (May 2020) |
| Petersen Rock Garden | Low | GA | 1 | March 2018 | ... (March 2018) |
| Petersham Hole | Low | Start | 1 | May 2020 | ... (May 2020) |
| Petroleum seep | Low | C | 4 | June 2012 | Unsourced passages need footnotes {{citation needed}} (June 2012), Cites unreliable sources (March 2014), Incomplete citations (March 2015), ... (May 2025) |
| Phreatic | Low | Stub | 1 | January 2018 | ... (January 2018) |
| Pincent's Kiln | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Pingtung Plain | Low | Stub | 1 | October 2010 | ... (October 2010) |
| Planetary geology | Top | Start | 3 | January 2014 | Limited geographic scope (January 2014), ... (March 2022), Unsourced passages need footnotes {{citation needed}} (January 2025) |
| Plankton | Mid | C | 1 | January 2025 | ... (January 2025) |
| Plate tectonics | Top | B | 4 | July 2021 | Harv and Sfn no-target errors, Unsourced passages need footnotes {{More citations needed}} (July 2021), ... (October 2022, June 2025) |
| Pleistocene | High | B | 2 | September 2018 | Unsourced passages need footnotes {{More citations needed}} (September 2018), ... (August 2025) |
| Pleochroic halo | Low | Start | 1 | January 2018 | ... (January 2018) |
| Polar forests of the Cretaceous | Mid | C | 3 | June 2013 | Unsourced passages need footnotes {{citation needed}} (June 2013), ... (May 2020), CS1 errors: periodical ignored |
| Pomerado Conglomerate | Low | Stub | 1 | March 2018 | ... (March 2018) |
| Porphyry copper deposit | Low | Start | 4 | February 2015 | Unsourced passages need footnotes {{citation needed}} (February 2015, April 2025), ... (January 2018), Clarification needed (April 2025) |
| Post-glacial rebound | Mid | B | 2 | April 2015 | Unsourced passages need footnotes {{citation needed}} (April 2015), ... (May 2023) |
| Poway Group | Low | Stub | 1 | March 2018 | ... (March 2018) |
| Prashant Goswami (BLP) | Low | C | 1 | January 2025 | ... (January 2025) |
| Pulhamite | Low | Stub | 2 | May 2024 | Cites unreliable sources (May 2024), ... (April 2025) |
| Pyotr Kropotkin (geologist) | Low | Start | 1 | February 2024 | ... (February 2024) |
| Qiangtang terrane | Low | Stub | 1 | January 2025 | ... (January 2025) |
| Qinling orogenic belt | Low | C | 2 | May 2020 | CS1 errors: missing periodical, ... (May 2020) |
| QuakeFinder | Low | Start | 1 | August 2025 | ... (August 2025) |
| Quaternary glaciation | Low | B | 3 | February 2018 | Disputed statements (February 2018), ... (May 2023, November 2024) |
| Quinchía mine | Low | Start | 1 | August 2025 | ... (August 2025) |
| Radula | Low | C | 4 | September 2008 | Factual verification needed (March 2009), Expansion needed (September 2008), Clarification needed (April 2011), ... (July 2025) |
| Raphael Pumpelly | Mid | Start | 1 | August 2025 | ... (August 2025) |
| Rare-earth element | Mid | C | 13 | May 2019 | Reference errors, Update needed (May 2019), Clarification needed (April 2021), Potentially dated statements (March 2022, 2025, June 2025, August 2025), ... (January 2023), Vague or ambiguous time (July 2023, September 2025), Unsourced passages need footnotes {{More citations needed}} (September 2025), Unsourced passages need footnotes {{citation needed}} (September 2025), Expansion needed (October 2025) |
| Rauk | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Rayleigh wave | Mid | C | 1 | May 2021 | ... (May 2021) |
| Reactions to the 2008 Sichuan earthquake | Low | B | 6 | March 2016 | ... (March 2016, June 2017, August 2018), Unsourced passages need footnotes {{citation needed}} (October 2020), CS1 errors: URL, Clarification needed (January 2023) |
| Redknife Formation | Low | C | 1 | August 2025 | ... (August 2025) |
| Renews Head Formation | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Research Organization for Earth Sciences and Maritime | Low | Start | 2 | October 2025 | Coordinates needed, ... (October 2025) |
| Residual oil | Unknown | Stub | 1 | April 2018 | ... (April 2018) |
| Retreat of glaciers since 1850 | Mid | B | 2 | March 2022 | ... (March 2022), Pages with broken anchors (see article talk page, remove when fixed) |
| Rhaetian | Low | Stub | 1 | April 2024 | ... (April 2024) |
| Richard Fortey | Low | Start | 2 | December 2017 | ... (December 2017), Unsourced passages need footnotes {{More citations needed}} (March 2025) |
| Riss glaciation | Mid | Start | 1 | May 2023 | ... (May 2023) |
| Robert A. Haag (BLP) | Low | Start | 2 | June 2016 | ... (June 2016), Unsourced passages need footnotes {{citation needed}} (May 2025) |
| Robert Garrels | Low | Start | 1 | April 2023 | ... (April 2023) |
| Robert M. Carter | Low | C | 1 | October 2025 | ... (October 2025) |
| Robert Millner Shackleton | Low | Start | 1 | August 2021 | ... (August 2021) |
| Rockall Basin | Mid | C | 2 | November 2010 | ... (November 2010, January 2018) |
| Roger Everett Summons (BLP) | Low | Start | 3 | August 2019 | ... (August 2019, December 2023, June 2025) |
| Rossiter W. Raymond | Low | Start | 2 | February 2022 | ... (February 2022), Pages with broken anchors (see article talk page, remove when fixed) |
| Roundness (geology) | Low | Start | 2 | October 2016 | Unsourced passages need footnotes {{citation needed}} (October 2016), ... (April 2018) |
| Rove Formation | Mid | C | 3 | June 2018 | ... (June 2018), CS1 errors: missing periodical, CS1 errors: ISBN date |
| Río Cuarto craters | Low | Start | 4 | September 2017 | Unsourced passages need footnotes {{citation needed}} (September 2017), Weasel-worded phrases (September 2017), ... (May 2023), Unsourced passages need footnotes {{More citations needed}} (August 2023) |
| Safe Harbor Dam | Low | Start | 1 | July 2025 | ... (July 2025) |
| Saguenay Graben | Low | Start | 1 | May 2018 | ... (May 2018) |
| Salar de Uyuni | Low | C | 4 | June 2016 | Unsourced passages need footnotes {{citation needed}} (June 2016, June 2020), ... (May 2018, April 2023) |
| Salero Formation | Low | Stub | 1 | May 2018 | ... (May 2018) |
| Saltwater intrusion | Low | C | 1 | December 2017 | ... (December 2017) |
| San Bernardino Valley | Low | C | 4 | November 2011 | ... (November 2011), Unsourced passages need footnotes {{More citations needed}} (December 2015), Promotional tone (December 2015), CS1 errors: missing periodical |
| Sandstone | Mid | C | 2 | May 2023 | ... (May 2023), Unsourced passages need footnotes {{citation needed}} (January 2024) |
| Santana Group | Mid | C | 1 | April 2023 | ... (April 2023) |
| Santos Basin | Low | B | 3 | February 2020 | Clarification needed (February 2020), Unsourced passages need footnotes {{citation needed}} (August 2021), ... (August 2025) |
| Sawmill Geyser | Low | Start | 1 | October 2025 | ... (October 2025) |
| Scripps Formation | Low | Stub | 1 | May 2018 | ... (May 2018) |
| Sedimentology | High | Start | 2 | March 2024 | Unsourced passages need footnotes {{citation needed}} (March 2024), ... (February 2025) |
| Seismic attribute | Low | Start | 1 | May 2018 | ... (May 2018) |
| Seismic magnitude scales | High | C | 2 | October 2023 | ... (October 2023, January 2025) |
| Selenite (gypsum) | Mid | C | 3 | March 2021 | Unsourced passages need footnotes {{citation needed}} (March 2021), ... (April 2023), CS1 errors: ISBN date |
| Serpentine soil | Low | Start | 3 | May 2017 | Page number citations needed (May 2017), Incomplete citations (May 2017), ... (April 2025) |
| Serpentine subgroup | Mid | Start | 2 | January 2017 | ... (January 2017), Unsourced passages need footnotes {{citation needed}} (May 2020) |
| Sespe Formation | Low | C | 2 | May 2018 | ... (May 2018), CS1 errors: missing periodical |
| Shear wave splitting | Mid | B | 2 | December 2024 | CS1 errors: missing periodical, ... (December 2024) |
| Shipton-on-Cherwell and Whitehill Farm Quarries | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Shrink–swell capacity | Low | Start | 1 | June 2025 | ... (June 2025) |
| Sidoarjo mud flow | Mid | B | 8 | November 2008 | Unsourced passages need footnotes {{citation needed}} (November 2008, March 2025), Clarification needed (October 2016), ... (July 2021), Update needed (August 2022, March 2025), Unsourced passages need footnotes {{More citations needed}} (February 2025, March 2025) |
| Sierra Madre Occidental | Low | B | 3 | May 2018 | ... (May 2018), CS1 errors: requires URL, CS1 errors: ISBN date |
| Sierra Negra (Galápagos) | Low | Start | 1 | January 2025 | ... (January 2025) |
| Sikhote-Alin meteorite | Mid | C | 1 | March 2012 | ... (March 2012) |
| Siletzia | Mid | GA | 1 | October 2022 | ... (October 2022) |
| Siljan Ring | Mid | Start | 3 | March 2018 | ... (March 2018), Unsourced passages need footnotes {{citation needed}} (August 2021), Pages with broken anchors (see article talk page, remove when fixed) |
| Sleipner gas field | Low | C | 3 | October 2010 | ... (October 2010), Pages with broken anchors (see article talk page, remove when fixed), CS1 errors: periodical ignored |
| Soil erosion | Mid | C | 4 | April 2012 | Expansion needed (April 2012), Unsourced passages need footnotes {{citation needed}} (October 2017), CS1 errors: missing periodical, ... (May 2023) |
| Sospeter Muhongo (BLP) | Low | Start | 1 | May 2018 | ... (May 2018) |
| South American land mammal age | Mid | B | 1 | March 2024 | ... (March 2024) |
| Spider crater | Low | Start | 1 | March 2018 | ... (March 2018) |
| St. John's Group | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Stadium Conglomerate | Low | Stub | 1 | May 2018 | ... (May 2018) |
| Stannern (meteorite) | Low | Start | 1 | May 2018 | ... (May 2018) |
| Stephan Riess | Low | C | 3 | September 2018 | Orphaned (September 2018), Unsourced passages need footnotes {{citation needed}} (May 2022), ... (May 2025) |
| Stephen Hislop | Low | C | 2 | June 2018 | ... (June 2018, November 2018) |
| Steppe Geoglyphs | Low | Start | 2 | November 2015 | ... (November 2015), Unsourced passages need footnotes {{citation needed}} (March 2020) |
| Stevan Karamata | Unknown | Start | 3 | October 2020 | Unsourced passages need footnotes {{More citations needed}} (October 2020), ... (July 2022, February 2023) |
| Stone of Jacob | Low | Start | 1 | November 2024 | ... (November 2024) |
| Stone of Scone | High | C | 1 | November 2024 | ... (November 2024) |
| Subaerial | Low | Stub | 2 | February 2013 | Unsourced passages need footnotes {{citation needed}} (February 2013), ... (April 2021) |
| Subglacial volcano | Mid | Start | 1 | September 2023 | ... (September 2023) |
| Submerged continent | Mid | Stub | 2 | August 2015 | Unsourced passages need footnotes {{More citations needed}} (August 2015), ... (April 2023) |
| Sudbury Basin | Mid | Start | 4 | February 2019 | Unsourced passages need footnotes {{citation needed}} (February 2019, January 2021, August 2025), ... (September 2023) |
| Sundaland | Low | Start | 3 | June 2021 | Unsourced passages need footnotes {{citation needed}} (June 2021), Pages with broken anchors (see article talk page, remove when fixed), ... (September 2023) |
| Sundance Sea | Mid | Start | 1 | November 2010 | ... (November 2010) |
| Surface exposure dating | Mid | Start | 1 | June 2018 | ... (June 2018) |
| Survey marker | Low | C | 2 | September 2022 | Limited geographic scope (September 2022), ... (May 2025) |
| Sutter's Mill meteorite | Low | C | 2 | June 2021 | ... (June 2021, July 2023) |
| Suvasvesi | Low | Start | 4 | January 2018 | ... (January 2018), Articles using infobox body of water without alt, Articles using infobox body of water without pushpin map alt, Articles using infobox body of water without alt bathymetry |
| Swift Creek Landslide | Low | Start | 2 | August 2022 | Unsourced passages need footnotes {{citation needed}} (August 2022), ... (July 2025) |
| Syenogranite | Low | Start | 1 | June 2018 | ... (June 2018) |
| T. Wayland Vaughan | Low | C | 1 | July 2025 | ... (July 2025) |
| Tabun-Khara-Obo crater | Low | Stub | 1 | July 2025 | ... (July 2025) |
| Teletsunami | Low | C | 3 | April 2011 | Unsourced passages need footnotes {{citation needed}} (April 2011, May 2012), ... (August 2025) |
| Terrestrial analogue site | Low | C | 1 | January 2025 | ... (January 2025) |
| Tessa M. Hill (BLP) | Low | C | 1 | August 2025 | ... (August 2025) |
| Thermoluminescence dating | Mid | C | 2 | October 2013 | Has general references but lacks inline footnotes (October 2013), ... (June 2018) |
| Thomas Abel Brimage Spratt | Unknown | Start | 1 | June 2018 | ... (June 2018) |
| Thomas Botfield | Low | Start | 1 | March 2019 | ... (March 2019) |
| Thomas Edvard Krogh | Low | Start | 2 | March 2018 | ... (March 2018), Has general references but lacks inline footnotes (March 2021) |
| Thomas Sopwith (geologist) | Low | Start | 1 | February 2020 | ... (February 2020) |
| Thomas Thomson (chemist) | Low | Start | 1 | January 2018 | ... (January 2018) |
| Thorianite | Low | C | 1 | June 2018 | ... (June 2018) |
| Thumbnail (cliff) | Low | Start | 1 | June 2016 | ... (June 2016) |
| Timeline of the development of tectonophysics (after 1952) | Low | Start | 4 | June 2011 | Cleanup needed (June 2011, June 2011), ... (July 2018), CS1 errors: ISBN date |
| Timeline of the development of tectonophysics (before 1954) | Low | Start | 6 | June 2011 | Cleanup needed (June 2011, June 2011, October 2011), Prose needed (October 2011), ... (July 2018), CS1 errors: ISBN date |
| Timeline of volcanism on Earth | Low | List | 3 | October 2010 | ... (October 2010, December 2024), CS1 errors: periodical ignored |
| Tongeren Formation | Low | Start | 2 | February 2013 | Has general references but lacks inline footnotes (February 2013), ... (July 2018) |
| Travertine | Low | C | 2 | February 2020 | Unsourced passages need footnotes {{citation needed}} (February 2020), ... (September 2025) |
| Trepassey Formation | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Triassic | Top | B | 1 | January 2018 | ... (January 2018) |
| Tsunamis in lakes | Low | C | 5 | April 2010 | Unsourced passages need footnotes {{More citations needed}} (April 2010), Unsourced passages need footnotes {{citation needed}} (April 2010), Has general references but lacks inline footnotes (June 2010), ... (December 2013), Harv and Sfn no-target errors |
| Tummalapalle uranium mine | Mid | Start | 3 | March 2012 | ... (March 2012), CS1 errors: missing periodical, CS1 errors: generic name |
| UCERF2 | Low | B | 1 | August 2025 | ... (August 2025) |
| UCERF3 | Mid | B | 1 | August 2025 | ... (August 2025) |
| Ulva | Low | B | 1 | February 2022 | ... (February 2022) |
| Uma Charan Mohanty (BLP) | Low | Start | 1 | September 2025 | ... (September 2025) |
| Uranium mining in Utah | Low | Start | 3 | December 2018 | Unsourced passages need footnotes {{citation needed}} (December 2018, January 2021), ... (August 2025) |
| Uranium mining in the United States | Low | Start | 4 | July 2010 | ... (July 2010, October 2012, July 2018, August 2025) |
| VAN method | Low | C | 3 | July 2012 | Unsourced passages need footnotes {{citation needed}} (July 2012), Harv and Sfn no-target errors, ... (July 2025) |
| Valley of Mexico | Mid | B | 1 | January 2018 | ... (January 2018) |
| Varve | Low | Start | 3 | April 2017 | Unsourced passages need footnotes {{citation needed}} (April 2017), CS1 errors: missing periodical, ... (August 2025) |
| Veevers crater | Low | Start | 1 | January 2018 | ... (January 2018) |
| Vema fracture zone | Mid | Start | 1 | February 2020 | ... (February 2020) |
| Vermiculite | Mid | B | 4 | December 2012 | Clarification needed (December 2012), Unsourced passages need footnotes {{More citations needed}} (March 2015), Unsourced passages need footnotes {{citation needed}} (April 2022), ... (September 2024) |
| Vetiver System | Unknown | Start | 2 | July 2016 | ... (July 2016), Has general references but lacks inline footnotes (July 2023) |
| Vikos Gorge | Low | C | 1 | April 2024 | ... (April 2024) |
| Villa Luz Cave | Low | Stub | 1 | December 2023 | ... (December 2023) |
| Violarite | Low | Start | 1 | August 2025 | ... (August 2025) |
| Vishnu Basement Rocks | Low | Start | 2 | August 2025 | CS1 errors: ISBN date, ... (August 2025) |
| Volcanism of Canada | High | B | 2 | September 2010 | ... (September 2010, September 2017) |
| Volcano | Top | B | 3 | December 2022 | Potentially dated statements (December 2022), Cites unreliable sources (November 2023), ... (August 2025) |
| Walker Lane | Mid | Start | 1 | June 2025 | ... (June 2025) |
| Walter A. Bell | Low | Start | 2 | March 2021 | Has general references but lacks inline footnotes (March 2021), ... (July 2025) |
| Walter D. Mooney (BLP) | Unknown | Start | 2 | November 2015 | ... (November 2015), Unsourced passages need footnotes {{citation needed}} (November 2015) |
| Wapiti Formation | Low | B | 3 | May 2021 | Coordinates needed, CS1 errors: missing periodical, ... (May 2021) |
| Waste Isolation Pilot Plant | Low | C | 7 | February 2009 | Unsourced passages need footnotes {{citation needed}} (February 2009, May 2016, February 2017, April 2021), Unsourced passages need footnotes {{More citations needed}} (April 2019), CS1 errors: ISBN date, ... (August 2025) |
| Water cycle | High | C | 2 | August 2023 | ... (August 2023), CS1 errors: periodical ignored |
| Water management in Greater Mexico City | Low | B | 3 | August 2025 | CS1 errors: missing periodical, Pages with broken anchors (see article talk page, remove when fixed), ... (August 2025) |
| Water management in the Metropolitan Region of São Paulo | Low | C | 1 | August 2025 | ... (August 2025) |
| Waynesboro Formation | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Wehrlite | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Well logging | Mid | Start | 4 | June 2016 | ... (June 2016, September 2017), Unsourced passages need footnotes {{citation needed}} (February 2018), Unsourced passages need footnotes {{More citations needed}} (July 2022) |
| West African Craton | Mid | Start | 1 | January 2018 | ... (January 2018) |
| Weverton Formation | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Wheeler Shale | Low | Start | 1 | August 2025 | ... (August 2025) |
| Wilhelm Reiss | Unknown | C | 1 | October 2025 | ... (October 2025) |
| William Edward Augustin Aikin | Low | Start | 1 | July 2025 | ... (July 2025) |
| Winton Formation | Low | Stub | 1 | October 2023 | ... (October 2023) |
| Xiaomen Geology Gallery | Low | Stub | 1 | July 2025 | ... (July 2025) |
| Yazoo stream | Low | Stub | 2 | August 2025 | CS1 errors: missing periodical, ... (August 2025) |
| Yellowstone Caldera | High | C | 3 | September 2021 | Harv and Sfn no-target errors, Unsourced passages need footnotes {{citation needed}} (September 2021), ... (September 2025) |
| Yellowstone National Park | High | B | 8 | 2017 | Potentially dated statements (2017, 2022), Update needed (March 2021, April 2023), Unsourced passages need footnotes {{citation needed}} (February 2022, September 2025), CS1 errors: ISBN date, ... (June 2025) |
| Young Earth creationism | High | B | 4 | March 2015 | Unsourced passages need footnotes {{citation needed}} (March 2015, June 2022), ... (August 2016), CS1 errors: ISBN date |
| Yule Marble | Low | B | 3 | July 2016 | ... (July 2016, January 2018, August 2025) |
| Zaisho | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Zambales Ophiolite Complex | Unknown | Start | 1 | August 2025 | ... (August 2025) |
| Zeitschrift für Geologische Wissenschaften | Low | Start | 1 | August 2025 | ... (August 2025) |
| Ziad Rafiq Beydoun | Low | C | 1 | July 2016 | ... (July 2016) |
| Zoeppritz equations | Low | Start | 1 | December 2024 | ... (December 2024) |
| Zuma Rock | Low | Start | 2 | July 2020 | ... (July 2020), Unsourced passages need footnotes {{citation needed}} (January 2024) |
| Zuni Sandstone | Low | Start | 1 | October 2025 | ... (October 2025) |
| Åke Sundborg | Low | Start | 2 | October 2024 | CS1 errors: missing periodical, ... (October 2024) |
| Ōya stone | Low | Stub | 1 | August 2024 | ... (August 2024) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Charles Lyell | Mid | B | 2 | July 2025 | Harv and Sfn no-target errors, ... (July 2025) |
| GPlates | Low | C | 6 | March 2021 | Cites unreliable sources (March 2021), Rewrite needed (March 2021), Unsourced passages need footnotes {{More citations needed}} (June 2022), Dead external links {{dead link}} (November 2024), ... (July 2025), Promotional tone (July 2025) |
| Geological map | High | Start | 3 | 2009 | Potentially dated statements (2009), ... (April 2022), Dead external links {{dead link}} (August 2025) |
| Glaciology | High | C | 2 | February 2011 | Has general references but lacks inline footnotes (February 2011), ... (October 2020) |
| List of minerals recognized by the International Mineralogical Association (G) | Low | List | 1 | November 2022 | ... (November 2022) |
| MODFLOW | Low | C | 3 | October 2020 | Cites unreliable sources (October 2020), ... (December 2021), Dead external links {{dead link}} (September 2023) |
| Society of Exploration Geophysicists | Mid | Start | 4 | February 2013 | Unsourced passages need footnotes {{citation needed}} (February 2013), Cites unreliable sources (February 2013), Potentially dated statements (November 2019), ... (June 2023) |
| Terry Plank (BLP) | Low | C | 1 | February 2020 | ... (February 2020) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Carol D. Frost (BLP) | Low | C | 5 | November 2019 | Unsourced passages need footnotes {{citation needed}} (November 2019), Orphaned (April 2021), ... (March 2022, August 2022), Cleanup needed (August 2022) |
| Catskill Formation | Low | Start | 2 | April 2014 | Unsourced passages need footnotes {{More citations needed}} (April 2014), ... (July 2025) |
| Charles Horace Clapp | Unknown | Start | 2 | February 2025 | Reference cleanup (February 2025), ... (July 2025) |
| Common surface features of Mars | Low | Start | 3 | November 2016 | Dead external links {{dead link}} (November 2016, November 2018), ... (March 2022) |
| Costean | Low | Stub | 2 | April 2024 | Unsourced passages need footnotes {{More citations needed}} (April 2024), ... (August 2024) |
| Crocoite | Low | Start | 1 | August 2025 | ... (August 2025) |
| Deoban | Low | Start | 2 | January 2021 | Unsourced passages need footnotes {{citation needed}} (January 2021), ... (March 2022) |
| Eagle Ford Group | Low | Stub | 3 | January 2020 | Unsourced passages need footnotes {{citation needed}} (January 2020), Too technical (January 2020), ... (August 2024) |
| Edmund Otis Hovey | Low | Start | 2 | August 2025 | CS1 errors: missing periodical, ... (August 2025) |
| Equatorial ridge | Low | Start | 6 | September 2007 | Unsourced passages need footnotes {{citation needed}} (September 2007, June 2019, May 2024), Expansion needed (May 2024), Unsourced passages need footnotes {{More citations needed}} (May 2024), ... (August 2024) |
| Erlichmanite | Low | Stub | 1 | March 2022 | ... (March 2022) |
| Ferroan anorthosite | Unknown | C | 1 | July 2025 | ... (July 2025) |
| Fracking in the United Kingdom | Low | C | 13 | March 2016 | Clarification needed (March 2016, March 2017, April 2017), Original research (March 2016, March 2017), Failed verification (March 2016), Unsourced passages need footnotes {{citation needed}} (March 2016, December 2016, March 2017, April 2017), CS1 errors: missing periodical, CS1 errors: periodical ignored, ... (August 2025) |
| GeoEcoMar | Low | Start | 2 | March 2022 | ... (March 2022), Dead external links {{dead link}} (August 2025) |
| Geological Strength Index | Low | Stub | 2 | May 2020 | Dead external links {{dead link}} (May 2020), ... (March 2022) |
| Geology of Alberta | Unknown | Start | 1 | March 2022 | ... (March 2022) |
| Geology of Antigua and Barbuda | Unknown | Stub | 1 | March 2022 | ... (March 2022) |
| Geology of El Salvador | Unknown | Stub | 1 | March 2022 | ... (March 2022) |
| Geology of Massachusetts | Mid | C | 3 | May 2013 | Clarification needed (May 2013), Cleanup needed (August 2022), ... (August 2022) |
| Geology of North Macedonia | Low | C | 4 | March 2021 | Unsourced passages need footnotes {{citation needed}} (March 2021), ... (March 2022, August 2022), Cleanup needed (August 2022) |
| Geology of the Norwegian Sea | Unknown | C | 1 | March 2022 | ... (March 2022) |
| Geology of the United States Virgin Islands | Mid | Start | 2 | March 2022 | ... (March 2022), Unsourced passages need footnotes {{More citations needed}} (March 2023) |
| Geoscience Australia | Low | Start | 2 | March 2022 | CS1 errors: generic name, ... (March 2022) |
| Gold mining in the United States | Low | C | 1 | March 2022 | ... (March 2022) |
| Gregory Rift | Mid | C | 1 | March 2022 | ... (March 2022) |
| Groundwater banking | Unknown | Start | 4 | October 2017 | Dead external links {{dead link}} (October 2017), CS1 errors: missing title, CS1 errors: bare URL, ... (March 2022) |
| Hydrological model | Low | Start | 1 | March 2022 | ... (March 2022) |
| Ikualari | Low | Start | 2 | August 2022 | Cleanup needed (August 2022), ... (August 2022) |
| Janhukut | Low | Start | 1 | March 2022 | ... (March 2022) |
| Kaiparowits Formation | Low | B | 2 | January 2018 | Dead external links {{dead link}} (January 2018), ... (March 2022) |
| Kalidhang | Low | Start | 2 | September 2022 | Cleanup needed (September 2022), ... (September 2022) |
| Kettle Moraine | Mid | Start | 2 | May 2024 | Unsourced passages need footnotes {{More citations needed}} (May 2024), ... (August 2025) |
| Kilometre per square kilometre | Low | Stub | 1 | March 2022 | ... (March 2022) |
| Mark S. Ghiorso (BLP) | Low | B | 2 | September 2022 | Cleanup needed (September 2022), ... (September 2022) |
| Owen Thomas Jones | Low | Start | 1 | August 2025 | ... (August 2025) |
| Patrick Allman-Ward | Unknown | Stub | 1 | August 2025 | ... (August 2025) |
| Ralph Early Grim | Unknown | Start | 4 | March 2022 | CS1 errors: missing periodical, ... (March 2022), Unsourced passages need footnotes {{citation needed}} (August 2023), CS1 errors: ISBN date |
| Susan Halgedahl (BLP) | Unknown | Start | 1 | September 2022 | ... (September 2022) |
| Tom Kapitany (BLP) | Low | C | 2 | February 2025 | Factual verification needed (February 2025), ... (August 2025) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Acta Sedimentologica Sinica | Low | Start | 1 | October 2023 | ... (October 2023) |
| Akazaki Formation | Low | Stub | 2 | August 2024 | Coordinates needed, ... (August 2024) |
| Anny Buchstab Coury (BLP) | Unknown | Start | 2 | October 2023 | ... (October 2023), BLP articles lacking sources (October 2023) |
| Aptian-Albian Cold Snap | Low | Stub | 1 | November 2024 | ... (November 2024) |
| Asbestos Mountain (Riverside County, California) | Low | Stub | 1 | May 2025 | ... (May 2025) |
| Ash Shumaysi Formation | Unknown | Stub | 1 | October 2024 | ... (October 2024) |
| Ayvacik (Canakkale) Swarm | Low | Stub | 1 | September 2019 | ... (September 2019) |
| Barreirinha Formation | Low | Start | 1 | July 2024 | ... (July 2024) |
| Becerra Formation | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Begrih Formation | Low | Stub | 4 | November 2024 | Coordinates needed, ... (November 2024), Context needed (November 2024), Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Berkshire Oolite | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Bernard Gèze | Unknown | C | 1 | May 2024 | ... (May 2024) |
| Big Rock Falls (North Carolina) | Low | Stub | 2 | May 2017 | Coordinates needed, ... (May 2017) |
| Blood River Sandstone | Low | Stub | 1 | August 2019 | ... (August 2019) |
| Bluff Dale Sandstone | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Bottom Brook Granite | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Bottom simulating reflector | Low | Start | 2 | December 2021 | Too technical (December 2021), ... (October 2025) |
| Brackwater Molasse Formation | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Brisbois Formation | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Buckinghorse Shale | Low | Stub | 1 | August 2019 | ... (August 2019) |
| Bullhead Mountain Group | Low | Stub | 1 | September 2016 | ... (September 2016) |
| Calcaires marneaux inferieurs | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Carol D. Frost (BLP) | Low | C | 5 | November 2019 | Unsourced passages need footnotes {{citation needed}} (November 2019), ... (April 2021), Link rot cleanup (March 2022, August 2022), Cleanup needed (August 2022) |
| Cashel Lookout Formation | Low | Stub | 1 | June 2024 | ... (June 2024) |
| Celsius Bjerg Formation | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Christoph Clauser (BLP) | Low | Start | 5 | June 2025 | ... (June 2025), BLP articles lacking sources (June 2025), Cleanup needed (June 2025, June 2025), Categories needed (September 2025) |
| Cibola gneiss | Low | Start | 1 | June 2024 | ... (June 2024) |
| Cinq Isles Formation | Low | Stub | 1 | December 2024 | ... (December 2024) |
| Comminution dating | Low | Start | 1 | January 2017 | ... (January 2017) |
| Conard Fissure | Low | Start | 2 | September 2023 | ... (September 2023), Categories needed (October 2023) |
| Concord Gabbro-Syenite Complex | Unknown | C | 2 | December 2023 | Dead external links {{dead link}} (December 2023), ... (June 2024) |
| Condensed sections | Low | Start | 1 | April 2022 | ... (April 2022) |
| Conestoga Formation | Low | Start | 1 | September 2023 | ... (September 2023) |
| Cosmorhaphe | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Crystal Castle and Shambhala Gardens | Low | Start | 1 | March 2025 | ... (March 2025) |
| CyborgNest | Unknown | Start | 4 | October 2022 | CS1 errors: missing periodical, ... (October 2022), Reference cleanup (October 2022), Dead external links {{dead link}} (January 2024) |
| Dangerous Earth | Low | Start | 1 | August 2023 | ... (August 2023) |
| Dariv Formation | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Deadmans Cove Formation | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Debra Kimiko Nishida (BLP) | Unknown | C | 4 | October 2023 | CS1 errors: missing periodical, ... (October 2023), Vague or ambiguous time (October 2023), Unsourced passages need footnotes {{citation needed}} (October 2023) |
| Deep crustal hot zone | Unknown | Start | 1 | November 2023 | ... (November 2023) |
| Diffusion chronometry | Low | Stub | 1 | May 2023 | ... (May 2023) |
| Dollie Radler Hall | Low | Start | 1 | November 2016 | ... (November 2016) |
| Dorothy J. Merritts (BLP) | Unknown | C | 1 | December 2022 | ... (December 2022) |
| Duqm Rock Garden | Unknown | Stub | 1 | April 2022 | ... (April 2022) |
| Dwars River Geological Occurrence | Unknown | C | 1 | October 2025 | ... (October 2025) |
| Ellen E. Martin (BLP) | Low | Stub | 1 | March 2024 | ... (March 2024) |
| English Harbour East Formation | Low | Stub | 1 | August 2023 | ... (August 2023) |
| Erdbach Limestone | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Essaouira-Agadir basin | Unknown | Stub | 2 | June 2022 | ... (June 2022), Unsourced passages need footnotes {{More citations needed}} (June 2022) |
| Faraoni Thermal Excursion | Low | Start | 1 | July 2024 | ... (July 2024) |
| Fazaouro Formation | Low | Stub | 1 | June 2019 | ... (June 2019) |
| Fidalgo ophiolite | Low | C | 1 | October 2025 | ... (October 2025) |
| Finnish Reflection Experiment | Unknown | Start | 1 | October 2016 | ... (October 2016) |
| Flat Rock Cove Formation | Low | Stub | 1 | August 2019 | ... (August 2019) |
| Florence Robinson Weber | Unknown | C | 2 | November 2021 | ... (November 2021), Dead external links {{dead link}} (April 2024) |
| Frank Carney (geologist) | Unknown | Stub | 1 | January 2025 | ... (January 2025) |
| Furse Argillaceous Beds | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Garlton Hills Volcanics | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Garnish Formation | Low | Stub | 1 | May 2019 | ... (May 2019) |
| Geological Museum and Art Gallery (Dilijan) | Unknown | Stub | 3 | August 2016 | Unsourced passages need footnotes {{More citations needed}} (August 2016), Unsourced passages need footnotes {{citation needed}} (August 2016), ... (September 2016) |
| Geological monument Star stones | Low | C | 2 | July 2024 | ... (July 2024), Unsourced passages need footnotes {{citation needed}} (July 2024) |
| Geology of the Palestinian territories | Low | Stub | 2 | November 2018 | Unsourced passages need footnotes {{More citations needed}} (November 2018), ... (July 2023) |
| Geomorphosite | Unknown | C | 2 | June 2024 | ... (June 2024), Limited geographic scope (January 2025) |
| Giovanni Battista Trener | Low | Start | 1 | March 2018 | ... (March 2018) |
| Gipsdalen Group | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Gooch Creek Arch | Mid | Stub | 1 | July 2017 | ... (July 2017) |
| Good Creek Formation | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Grand Bank Sequence | Low | Stub | 1 | May 2019 | ... (May 2019) |
| Grand Beach Complex | Low | Stub | 1 | September 2023 | ... (September 2023) |
| Grand Le Pierre Formation | Low | Stub | 1 | May 2019 | ... (May 2019) |
| Grande Coupe Beds | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Grandy's Pond formation | Low | Stub | 1 | February 2021 | ... (February 2021) |
| Grape Agate | Low | Stub | 1 | November 2021 | ... (November 2021) |
| Gres verts helvetiques | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Groeve Moerslag | Low | Start | 4 | July 2024 | ... (July 2024), Categories needed (July 2024), Cleanup needed (August 2024, August 2024) |
| Gypsum cave | Unknown | Stub | 1 | November 2023 | ... (November 2023) |
| Géologique de Pontlevoy Regional Nature Reserve | Low | Start | 1 | February 2022 | ... (February 2022) |
| Harbour My God Point Formation | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Harker diagram | Low | Stub | 1 | July 2025 | ... (July 2025) |
| Heath Shale | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Hector Luis Lacreu (BLP) | Unknown | C | 2 | April 2024 | Categories needed (April 2024), ... (August 2025) |
| Helen L. Cannon | Unknown | C | 1 | November 2016 | ... (November 2016) |
| Henri Schoeller | Unknown | Start | 1 | October 2025 | ... (October 2025) |
| Henry Schwarcz (BLP) | Unknown | Stub | 1 | March 2017 | ... (March 2017) |
| Hopewell Cape Formation | Low | Stub | 1 | September 2023 | ... (September 2023) |
| Hugh Miser | Low | C | 1 | August 2024 | ... (August 2024) |
| International Journal of Coal Preparation and Utilization | Low | C | 1 | January 2025 | ... (January 2025) |
| Isle Galet Formation | Low | Stub | 1 | December 2021 | ... (December 2021) |
| Jacek Rutkowski | Low | C | 1 | February 2024 | ... (February 2024) |
| Jan Krasoń | Low | Start | 2 | August 2022 | ... (August 2022), Dead external links {{dead link}} (October 2023) |
| Jigging Cove Formation | Low | Stub | 1 | August 2023 | ... (August 2023) |
| Jura hole stone | Low | Stub | 2 | August 2015 | Cites no sources (August 2015), ... (January 2017) |
| Jørgen Fredsøe (BLP) | Unknown | Stub | 1 | December 2024 | ... (December 2024) |
| K. M. Nair | Low | C | 2 | April 2019 | Notability unclear (April 2019), ... (April 2019) |
| Kap Brewster Formation | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Kap Dalton Formation | Low | Stub | 1 | March 2022 | ... (March 2022) |
| Kasimir Petrovich Kalitsky | Unknown | B | 1 | November 2024 | ... (November 2024) |
| Ketavik Formation | Low | Stub | 1 | November 2024 | ... (November 2024) |
| Killdeer Formation | Low | Stub | 1 | June 2019 | ... (June 2019) |
| Kitumbako | Unknown | C | 3 | April 2024 | ... (April 2024, June 2024), Reorganization needed (June 2024) |
| Laga Basin | Unknown | B | 1 | May 2021 | ... (May 2021) |
| Lamaline Basalts | Low | Stub | 1 | August 2023 | ... (August 2023) |
| Lebedinsky iron ore deposit | Low | Stub | 1 | December 2024 | ... (December 2024) |
| Lippmann diagram | Low | Stub | 3 | July 2020 | Context needed (July 2020), Unsourced passages need footnotes {{citation needed}} (July 2020), ... (December 2024) |
| Little Bell Island Formation | Low | Stub | 1 | December 2022 | ... (December 2022) |
| Lordamercy Cove | Low | Stub | 1 | October 2020 | ... (October 2020) |
| Lucille Langford | Unknown | Start | 5 | October 2023 | Factual verification needed (October 2023), ... (October 2023), Page number citations needed (October 2023), Notability unclear (March 2024), Unsourced passages need footnotes {{citation needed}} (March 2024) |
| Magmatism along strike-slip faults | Mid | C | 4 | June 2024 | CS1 errors: missing title, CS1 errors: periodical ignored, ... (June 2024), Page number citations needed (August 2024) |
| Magri Pora | Low | Start | 1 | October 2025 | ... (October 2025) |
| Malton Oolite | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Manitoba Limestone | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Marek Grad | Low | Stub | 1 | December 2020 | ... (December 2020) |
| Maria Spencer | Unknown | Start | 1 | July 2019 | ... (July 2019) |
| Marmousi model | Low | C | 1 | October 2025 | ... (October 2025) |
| Michael Lehning (BLP) | Low | Start | 3 | May 2021 | CS1 errors: missing periodical, ... (May 2021), Clarification needed (May 2021) |
| Microcracks in rock | Low | C | 2 | November 2019 | ... (November 2019), CS1 errors: generic name |
| Middle Maastrichtian Event | Low | Start | 1 | October 2024 | ... (October 2024) |
| Midyat Limestone | Low | Stub | 2 | April 2024 | Coordinates needed, ... (April 2024) |
| Milan Luković | Unknown | Stub | 1 | June 2024 | ... (June 2024) |
| Minicoy Thundi Beach | Low | Stub | 1 | September 2023 | ... (September 2023) |
| Mioara Mandea (BLP) | Low | Start | 1 | May 2020 | ... (May 2020) |
| Miriam Baltuck (BLP) | Low | Start | 3 | June 2021 | CS1 errors: missing periodical, BLP articles lacking sources (June 2021), ... (June 2021) |
| Monika Agnieszka Kusiak (BLP) | Low | C | 4 | May 2025 | Categories needed (May 2025), Promotional tone (May 2025), Unsourced passages need footnotes {{citation needed}} (May 2025), ... (May 2025) |
| Norderhov Formation | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Northwest Cove granite | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Ocala Group | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Offshore freshened groundwater | Low | C | 1 | June 2024 | ... (June 2024) |
| Oortsog Ovoo mine | Low | Stub | 2 | December 2015 | Coordinates needed, ... (December 2015) |
| Osmington Oolite | Low | Stub | 1 | April 2016 | ... (April 2016) |
| Otlu Qaya | Low | Stub | 2 | May 2021 | Harv and Sfn no-target errors, ... (May 2021) |
| Paracme | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Path End Formation | Low | Stub | 1 | January 2025 | ... (January 2025) |
| Patrick J. Fox (BLP) | Unknown | Start | 1 | June 2024 | ... (June 2024) |
| Paul Liu (geologist) (BLP) | Unknown | Start | 5 | February 2022 | Categories needed (February 2022), Notability unclear (February 2022), Autobiographical articles (February 2022), ... (May 2023), BLP articles lacking sources (June 2025) |
| Pawdite | Low | Stub | 1 | June 2024 | ... (June 2024) |
| Penghu Wenstone | Low | C | 3 | October 2023 | ... (October 2023), Cleanup needed (July 2025, July 2025) |
| Perspective geological correlation | Low | Start | 4 | March 2020 | Cleanup needed (March 2020, March 2020), Unsourced passages need footnotes {{More citations needed}} (March 2020), ... (January 2021) |
| Pha Chor | Low | Stub | 1 | November 2016 | ... (November 2016) |
| Philippe Steemans (BLP) | Low | Start | 1 | September 2018 | ... (September 2018) |
| Pignola-Abriola stratigraphic section | Unknown | C | 2 | November 2022 | ... (November 2022), Reference cleanup (November 2022) |
| Pipi Natural Bridge | Low | Stub | 2 | July 2019 | Coordinates needed, ... (July 2019) |
| Pools Cove Formation | Low | Stub | 1 | November 2021 | ... (November 2021) |
| Post-glacial clay | Unknown | Stub | 1 | March 2024 | ... (March 2024) |
| Qingshui Geothermal Park | Low | Stub | 1 | July 2024 | ... (July 2024) |
| Quantitative mineral-resource assessments | Low | Start | 1 | June 2019 | ... (June 2019) |
| Quatsino Limestone | Low | Stub | 2 | March 2019 | ... (March 2019), CS1 errors: missing periodical |
| Queensland State Soils Collection | Low | Start | 1 | January 2022 | ... (January 2022) |
| Railbit | Unknown | Start | 2 | April 2017 | ... (April 2017), Clarification needed (June 2017) |
| Ramón Arrowsmith (BLP) | Unknown | Start | 1 | October 2025 | ... (October 2025) |
| Reba Byrd Masterson | Low | C | 1 | December 2017 | ... (December 2017) |
| Rib pillar | Low | Stub | 1 | October 2022 | ... (October 2022) |
| Robert J. Bodnar (BLP) | Low | Start | 1 | January 2021 | ... (January 2021) |
| Rocky Ridge Formation | Low | Stub | 1 | May 2024 | ... (May 2024) |
| Roy W. Simonson | Low | Start | 1 | May 2023 | ... (May 2023) |
| S. Oklahoma Ardmore Basin Group | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Salmon River Dam Formation | Low | Stub | 1 | September 2017 | ... (September 2017) |
| Salmonier Cove Formation | Low | Stub | 1 | February 2023 | ... (February 2023) |
| Sam Head Formation | Low | Stub | 1 | June 2024 | ... (June 2024) |
| San Pedro quartz monzonite | Low | Start | 1 | June 2024 | ... (June 2024) |
| Schistes de Setso | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Sculpin Point Formation | Low | Stub | 1 | December 2020 | ... (December 2020) |
| Shuhei Ono (BLP) | Low | Start | 2 | March 2019 | ... (March 2019), Unsourced passages need footnotes {{citation needed}} (July 2024) |
| Sibuyan Sea Fault | Low | Start | 1 | May 2024 | ... (May 2024) |
| Smerwick Group | Unknown | Stub | 1 | November 2019 | ... (November 2019) |
| Snooks Tolt Formation | Low | Stub | 1 | August 2024 | ... (August 2024) |
| Southern Hills Formation | Low | Stub | 1 | June 2020 | ... (June 2020) |
| Spanish Room Formation | Low | Stub | 1 | December 2023 | ... (December 2023) |
| Split–Karlovac Fault | Low | Stub | 1 | August 2022 | ... (August 2022) |
| St. Josephs Cove Formation | Low | Stub | 1 | February 2018 | ... (February 2018) |
| St. Thomas Moraine | Low | Stub | 2 | January 2019 | Coordinates needed, ... (January 2019) |
| Stephan Riess | Low | C | 3 | September 2018 | ... (September 2018), Unsourced passages need footnotes {{citation needed}} (May 2022), Dead external links {{dead link}} (May 2025) |
| Stephen Grand (BLP) | Low | Stub | 1 | January 2021 | ... (January 2021) |
| Sukku Fault | Low | Stub | 1 | April 2018 | ... (April 2018) |
| Susan M. Landon | Unknown | Start | 3 | October 2023 | Unsourced passages need footnotes {{More citations needed}} (October 2023), Off-topic sections (April 2024), ... (August 2024) |
| Suzan van der Lee (BLP) | Unknown | Start | 1 | May 2025 | ... (May 2025) |
| Tanohata Formation | Low | Stub | 3 | September 2016 | Coordinates needed, ... (September 2016), Unsourced passages need footnotes {{More citations needed}} (April 2019) |
| Tarab Formation | Low | Start | 1 | July 2024 | ... (July 2024) |
| Techlog | Low | Start | 2 | June 2013 | Context needed (June 2013), ... (February 2021) |
| Tenjong Dendang Formation | Low | Start | 1 | July 2024 | ... (July 2024) |
| Terraba Basin Group | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Terrenceville Formation | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Tickle Point Formation | Low | Stub | 1 | December 2017 | ... (December 2017) |
| Tin Mountain pegmatite | Unknown | Start | 1 | June 2024 | ... (June 2024) |
| Toad River Formation | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Tourtia | Low | Stub | 1 | August 2024 | ... (August 2024) |
| Trinny Cove Formation | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Tsenkher Hot Spring | Low | Stub | 1 | April 2025 | ... (April 2025) |
| Unidade Castelhanos Formation | Low | Stub | 1 | December 2022 | ... (December 2022) |
| Vinegar Hollow | Low | Start | 1 | January 2021 | ... (January 2021) |
| Vinod Singh Chhetri | Unknown | Start | 5 | March 2021 | Promotional tone (March 2021), ... (March 2021), Clarification needed (March 2021), Unsourced passages need footnotes {{More citations needed}} (March 2021), Unsourced passages need footnotes {{citation needed}} (December 2022) |
| Vital effects | Low | Start | 2 | June 2024 | CS1 errors: periodical ignored, ... (June 2024) |
| Volyn Deposit | Unknown | C | 1 | October 2025 | ... (October 2025) |
| Wadi Dib ring complex | Low | Stub | 2 | November 2014 | Unsourced passages need footnotes {{More citations needed}} (November 2014), ... (April 2023) |
| White Pocket | Unknown | Start | 2 | January 2025 | ... (January 2025), Unsourced passages need footnotes {{citation needed}} (January 2025) |
| Wild Cove formation | Low | Stub | 1 | June 2024 | ... (June 2024) |
| Willamette Lowland basin-fill aquifer | Low | Start | 1 | November 2016 | ... (November 2016) |
| William Hall Gilby | Low | Stub | 1 | March 2024 | ... (March 2024) |
| William Trevelyan Harry | Low | Stub | 1 | October 2016 | ... (October 2016) |
| Woolamai Granite | Low | C | 1 | April 2023 | ... (April 2023) |
| Wulungo Formation | Low | Stub | 1 | August 2023 | ... (August 2023) |
| Yossef H. Hatzor (BLP) | Low | C | 1 | June 2024 | ... (June 2024) |
| Zhumabao Formation | Low | Stub | 2 | January 2024 | Coordinates needed, ... (January 2024) |
| Zinaida Krutikhovskaia | Low | Start | 1 | September 2018 | ... (September 2018) |
| Zinc-lead deposits in Wiesloch | Low | Start | 1 | December 2021 | ... (December 2021) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 2008 Panzhihua earthquake | Low | Start | 2 | October 2010 | Dead external links {{dead link}} (October 2010) |
| 2008 Sichuan earthquake | Mid | B | 11 | November 2009 | Dead external links {{dead link}} (November 2009, September 2010, June 2016, April 2018, August 2018), Failed verification (March 2010, May 2021), Unsourced passages need footnotes {{More citations needed}} (May 2021), Cites unreliable sources (May 2021), Unsourced passages need footnotes {{citation needed}} (May 2021) |
| 2016 Florence sinkhole | NA | Redirect | 1 | ||
| 2022 Ischia landslide | Low | C | 1 | ||
| Abelsonite | Low | Start | 1 | ||
| Active volcano | Low | Start | 6 | March 2021 | Potentially dated statements (March 2021, 2023), Incomplete lists (May 2023), Cites unreliable sources (September 2025), Split needed (September 2025) |
| Akaganeite | Low | Stub | 2 | March 2019 | Reference cleanup (March 2019) |
| Anthropocene | Mid | B | 3 | June 2018 | Incomplete citations (June 2018), Weasel-worded phrases (January 2021) |
| Aubrey holes | Mid | Start | 5 | December 2023 | Unsourced passages need footnotes {{citation needed}} (December 2023, August 2024, November 2024), Unsourced passages need footnotes {{More citations needed}} (August 2024) |
| Awaruite | Low | Start | 1 | ||
| Azurite | Mid | C | 2 | CS1 errors: ISBN date | |
| Barry Goldstein | Low | Start | 3 | March 2023 | Unsourced passages need footnotes {{citation needed}} (March 2023), Clarification needed (March 2023) |
| Calcium carbonate | Top | B | 4 | June 2015 | Unsourced passages need footnotes {{citation needed}} (June 2015, September 2023), Clarification needed (May 2024) |
| Canadian Shield | High | C | 1 | ||
| Carbon sequestration | Low | B | 9 | March 2013 | Accuracy disputes or self-published (March 2013), Update needed (June 2019, May 2024), Unsourced passages need footnotes {{citation needed}} (July 2023), Limited geographic scope (May 2024), Cites unreliable sources (May 2024), Clarification needed (May 2024), Self-contradictory articles (May 2024) |
| Carbonate platform | Mid | B | 2 | January 2019 | Clarification needed (January 2019) |
| Carbonate–silicate cycle | Mid | B | 1 | ||
| Cave diving | Low | B | 13 | January 2012 | Unsourced passages need footnotes {{citation needed}} (January 2012, June 2012, September 2012, April 2013, April 2016, December 2016, January 2017, May 2018, September 2022), Clarification needed (April 2013), Expansion needed (September 2022, February 2025) |
| Chaotian (geology) | Mid | Start | 2 | September 2023 | Potentially dated statements (September 2023) |
| Chapmanite | Low | Stub | 1 | ||
| Charlie–Gibbs fracture zone | Mid | Start | 1 | ||
| Childrenite | Low | Start | 1 | ||
| Chrysotile | Mid | B | 3 | July 2020 | Dead external links {{dead link}} (July 2020), Unsourced passages need footnotes {{citation needed}} (January 2024) |
| Cirque | Low | C | 1 | ||
| Climate change mitigation | Low | C | 6 | 2019 | Potentially dated statements (2019, 2022), Update needed (January 2022), Unsourced passages need footnotes {{citation needed}} (November 2022), Cites unreliable sources (December 2022) |
| Clinohumite | Mid | Start | 1 | ||
| Coal | High | C | 5 | 2018 | Potentially dated statements (2018, 2019), Reorganization needed (April 2025), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Colhuehuapian | Low | Stub | 1 | ||
| Comparative planetary science | Mid | C | 1 | ||
| Copper mining in the United States | Low | Start | 2 | May 2008 | Unsourced passages need footnotes {{citation needed}} (May 2008) |
| Critical Raw Materials Act | Low | Start | 2 | 2004 | Potentially dated statements (2004) |
| Cryosphere | Mid | C | 2 | September 2023 | Unsourced passages need footnotes {{citation needed}} (September 2023) |
| Dakota Formation | Low | Start | 3 | September 2010 | Unsourced passages need footnotes {{citation needed}} (September 2010, March 2021) |
| Deccan Traps | Mid | Start | 1 | ||
| Deep carbon cycle | Mid | C | 1 | ||
| Despeñaperros | Unknown | C | 2 | August 2013 | Unsourced passages need footnotes {{More citations needed}} (August 2013) |
| Dimorphism (crystallography) | NA | Redirect | 1 | ||
| Dunwich Group | Low | Stub | 1 | ||
| Earth ellipsoid | Mid | Start | 3 | October 2016 | Unsourced passages need footnotes {{More citations needed}} (October 2016), Dead external links {{dead link}} (July 2025) |
| Ediacara Hills | Low | C | 2 | August 2025 | Potentially dated statements (August 2025) |
| Emeishan Traps | Low | Start | 1 | ||
| Enhanced weathering | Mid | C | 4 | March 2013 | Page number citations needed (March 2013), Clarification needed (November 2020, December 2023) |
| Epicenter | High | C | 2 | October 2023 | Unsourced passages need footnotes {{citation needed}} (October 2023) |
| Evolutionary history of plants | High | B | 7 | April 2008 | Clarification needed (April 2008), Factual verification needed (April 2008), Reference errors, Unsourced passages need footnotes {{citation needed}} (December 2015, April 2018, June 2024) |
| Flood basalt | High | Start | 3 | June 2021 | Unsourced passages need footnotes {{citation needed}} (June 2021), Dead external links {{dead link}} (June 2021) |
| Flood geology | High | B | 4 | June 2014 | Unsourced passages need footnotes {{citation needed}} (June 2014, December 2018), CS1 errors: ISBN date |
| Forensic geophysics | Mid | C | 1 | ||
| GMS (software) | Low | C | 4 | February 2024 | Promotional tone (February 2024), Cleanup needed (July 2024), List cleanup (July 2024) |
| Geology of Andorra | Low | Start | 1 | ||
| Geology of Charon | Mid | Start | 2 | March 2024 | Weasel-worded phrases (March 2024) |
| Geology of China | Mid | C | 1 | ||
| Geology of Croatia | Low | C | 3 | June 2021 | Weasel-worded phrases (June 2021), Dead external links {{dead link}} (July 2022) |
| Geology of Great Britain | Mid | Start | 3 | October 2009 | Unsourced passages need footnotes {{More citations needed}} (October 2009), Has general references but lacks inline footnotes (November 2018) |
| Geology of Pluto | High | C | 3 | April 2019 | Weasel-worded phrases (April 2019), Expansion needed (October 2025) |
| Geophysical fluid dynamics | Mid | Start | 1 | ||
| Geophysical signal analysis | Low | Start | 2 | February 2022 | Unsourced passages need footnotes {{citation needed}} (February 2022) |
| Geophysical survey | Mid | C | 1 | ||
| Grand Canyon | High | B | 3 | 1999 | Potentially dated statements (1999), Unsourced passages need footnotes {{citation needed}} (November 2018) |
| Graneros Shale | Low | Start | 1 | ||
| Great American Interchange | Low | C | 3 | March 2022 | Dead external links {{dead link}} (March 2022), CS1 errors: periodical ignored |
| Greenhouse gas | Mid | B | 1 | ||
| Hawaiian–Emperor seamount chain | Mid | Start | 1 | ||
| History of Earth | Top | B | 8 | January 2016 | Articles with accessibility problems, Unsourced passages need footnotes {{citation needed}} (January 2016, March 2016, April 2021), Page number citations needed (May 2016), Limited geographic scope (July 2024), Accuracy disputes or self-published (May 2025) |
| History of life | Top | GA | 2 | April 2021 | Unsourced passages need footnotes {{citation needed}} (April 2021) |
| Holocene extinction | Mid | B | 5 | July 2020 | Dead external links {{dead link}} (July 2020), Update needed (March 2022), Cites unreliable sources (May 2022), Clarification needed (November 2024) |
| Impact crater | Top | C | 2 | July 2019 | Potentially dated statements (July 2019) |
| Ironstone | Low | Start | 1 | ||
| Iron–hydrogen alloy | Low | B | 3 | December 2014 | Unsourced passages need footnotes {{More citations needed}} (December 2014), Unsourced passages need footnotes {{citation needed}} (December 2014) |
| Kaikō ROV | Low | B | 2 | May 2017 | Dead external links {{dead link}} (May 2017) |
| Karst | Mid | C | 2 | 2007 | Potentially dated statements (2007) |
| Kaveri Crater | Mid | Redirect | 1 | ||
| Kiyoo Mogi | Mid | Start | 1 | ||
| Kristianstad Basin | Low | B | 1 | ||
| Landslide dam | Low | Start | 2 | April 2016 | Unsourced passages need footnotes {{citation needed}} (April 2016) |
| List of earthquakes in California | Low | List | 1 | ||
| List of extinction events | Mid | List | 1 | ||
| List of flood basalt provinces | Unknown | List | 4 | September 2019 | Incomplete citations (September 2019), Unsourced passages need footnotes {{citation needed}} (September 2019), Weasel-worded phrases (September 2019) |
| List of geological phenomena | Low | List | 1 | ||
| List of historical earthquakes | Mid | List | 3 | December 2017 | Dead external links {{dead link}} (December 2017, January 2018) |
| List of impact structures in Australia | Low | List | 1 | ||
| List of natural phenomena | Unknown | Stub | 1 | ||
| List of planet types | Low | List | 2 | February 2020 | Unsourced passages need footnotes {{More citations needed}} (February 2020) |
| List of tsunamis | Mid | C | 4 | June 2011 | Unsourced passages need footnotes {{citation needed}} (June 2011, October 2021), Page number citations needed (November 2024) |
| Lost City Hydrothermal Field | High | Start | 4 | March 2013 | Unsourced passages need footnotes {{More citations needed}} (March 2013), Unsourced passages need footnotes {{citation needed}} (July 2019, August 2019) |
| Malachite | High | C | 2 | 2006 | Potentially dated statements (2006) |
| Mary Buckland | Low | B | 1 | ||
| Mesoplates | Mid | Start | 3 | July 2014 | Unsourced passages need footnotes {{More citations needed}} (July 2014), Expansion needed (February 2018) |
| Meteor procession | Low | Stub | 1 | ||
| Meteoroid | Mid | C | 1 | ||
| Micrometeorite | Mid | C | 1 | ||
| Middle Jurassic | Low | Start | 4 | December 2021 | Unsourced passages need footnotes {{citation needed}} (December 2021, February 2024), Unsourced passages need footnotes {{More citations needed}} (February 2024) |
| Mineral spring | Low | Start | 2 | 2003 | Potentially dated statements (2003) |
| Miocene | High | B | 5 | March 2023 | Unsourced passages need footnotes {{citation needed}} (March 2023, January 2024, July 2025), Weasel-worded phrases (January 2024) |
| Mudstone | Mid | Stub | 1 | ||
| National Geological Monuments of India | Low | List | 1 | ||
| Near-surface geophysics | Mid | C | 1 | ||
| Nikolai A. Golovkinsky | Unknown | Stub | 1 | ||
| Ontonagon Boulder | Low | C | 1 | ||
| Ontong Java Plateau | Low | Start | 1 | ||
| Orbital forcing | High | Start | 2 | February 2019 | Unsourced passages need footnotes {{citation needed}} (February 2019) |
| Ottawa Valley | Mid | C | 4 | December 2018 | Unsourced passages need footnotes {{More citations needed}} (December 2018), Unsourced passages need footnotes {{citation needed}} (August 2025), Dead external links {{dead link}} (September 2025) |
| Palanga Amber Museum | Low | GA | 1 | ||
| Paleoarchean | Mid | C | 2 | February 2023 | Unsourced passages need footnotes {{citation needed}} (February 2023) |
| Paleobiota of the Kristianstad Basin | Low | List | 3 | January 2025 | Harv and Sfn no-target errors, Dead external links {{dead link}} (January 2025) |
| Pallasite | Low | C | 2 | CS1 errors: ISBN date | |
| Patterned ground | Mid | Start | 1 | ||
| Phoenix plate | Low | Start | 1 | ||
| Pleistocene Park | Low | C | 7 | January 2020 | Unsourced passages need footnotes {{citation needed}} (January 2020, December 2023), Cites unreliable sources (January 2020, September 2023), Weasel-worded phrases (February 2020), Update needed (April 2020) |
| Plinian eruption | Mid | C | 2 | May 2020 | Incomplete citations (May 2020) |
| Precambrian | Top | B | 2 | April 2024 | Unsourced passages need footnotes {{citation needed}} (April 2024) |
| Queenston Formation | Low | Start | 1 | ||
| Residence time | Mid | B | 1 | ||
| Retreat of glaciers since 1850 | Mid | B | 2 | March 2022 | Dead external links {{dead link}} (March 2022) |
| Robert Hazen (BLP) | Mid | B | 1 | ||
| Rossiter W. Raymond | Low | Start | 2 | February 2022 | Dead external links {{dead link}} (February 2022) |
| Scarp retreat | Low | Start | 1 | ||
| Scheelite | Low | Start | 2 | April 2024 | Unsourced passages need footnotes {{More citations needed}} (April 2024) |
| Scriptural geologist | Low | B | 3 | May 2012 | Unsourced passages need footnotes {{citation needed}} (May 2012), CS1 errors: ISBN date |
| Sea-level curve | Low | Stub | 1 | ||
| Seismic risk in Malta | Low | Start | 1 | ||
| Shale gas in the United States | Low | C | 1 | ||
| Sharon plain | Unknown | Start | 2 | April 2024 | Unsourced passages need footnotes {{citation needed}} (April 2024) |
| Sharpening stone | Low | C | 3 | April 2009 | Unsourced passages need footnotes {{More citations needed}} (April 2009), Unsourced passages need footnotes {{citation needed}} (February 2017) |
| Siberian Traps | High | B | 1 | ||
| Siljan Ring | Mid | Start | 3 | March 2018 | Dead external links {{dead link}} (March 2018), Unsourced passages need footnotes {{citation needed}} (August 2021) |
| Silverpit crater | Low | C | 3 | December 2021 | Unsourced passages need footnotes {{citation needed}} (December 2021, May 2024) |
| Sleipner gas field | Low | C | 3 | October 2010 | Dead external links {{dead link}} (October 2010), CS1 errors: periodical ignored |
| Solomon Sea plate | Mid | Stub | 1 | ||
| South American–Antarctic Ridge | Low | Start | 1 | ||
| Station Stones | Mid | Start | 1 | ||
| Stratospheric aerosol injection | High | C | 4 | December 2023 | Harv and Sfn no-target errors, Unsourced passages need footnotes {{citation needed}} (December 2023), Clarification needed (December 2023) |
| Sundaland | Low | Start | 3 | June 2021 | Unsourced passages need footnotes {{citation needed}} (June 2021), Dead external links {{dead link}} (September 2023) |
| Toundoute Continental Series | Low | Redirect | 1 | ||
| Transitional fossil | High | GA | 2 | March 2012 | Page number citations needed (March 2012) |
| Tsunami | High | B | 2 | July 2023 | Unsourced passages need footnotes {{More citations needed}} (July 2023) |
| Vargas tragedy | Low | B | 1 | ||
| Venado Formation | Low | C | 1 | ||
| Volatile (astrogeology) | Low | Start | 2 | October 2011 | Unsourced passages need footnotes {{More citations needed}} (October 2011) |
| Volcanic passive margin | Mid | C | 2 | January 2013 | Unsourced passages need footnotes {{More citations needed}} (January 2013) |
| Wallace Smith Broecker | Mid | C | 1 | ||
| Warrawoona Group | Low | Start | 1 | ||
| Water management in Greater Mexico City | Low | B | 3 | August 2025 | CS1 errors: missing periodical, Dead external links {{dead link}} (August 2025) |
| William Buckland | Mid | C | 1 | ||
| Youngest Toba eruption | High | B | 1 | ||
| Zirconian | Mid | Redirect | 1 |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Alik Ismail-Zadeh (BLP) | Unknown | Start | 1 | June 2023 | ... (June 2023) |
| James B. Grace (BLP) | Unknown | Start | 2 | September 2024 | CS1 errors: periodical ignored, ... (September 2024) |
| Paul Liu (geologist) (BLP) | Unknown | Start | 5 | February 2022 | Categories needed (February 2022), Notability unclear (February 2022), ... (February 2022), Orphaned (May 2023), BLP articles lacking sources (June 2025) |
| Tim Patterson (BLP) | Low | Start | 4 | October 2022 | Promotional tone (October 2022), ... (October 2022), Unsourced passages need footnotes {{citation needed}} (November 2022), Vague or ambiguous time (December 2024) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Beaches in estuaries and bays | Low | Start | 2 | April 2021 | Style editing needed (April 2021), ... (April 2021) |
| Bruce Hayward (BLP) | Low | C | 1 | March 2022 | ... (March 2022) |
| Carnets Geol. | Low | Start | 1 | September 2020 | ... (September 2020) |
| Demian Saffer (BLP) | Unknown | C | 3 | February 2023 | ... (February 2023), Categories needed (February 2023), Unsourced passages need footnotes {{citation needed}} (March 2023) |
| EarthArXiv | Low | Start | 2 | June 2022 | ... (June 2022), Notability unclear (June 2022) |
| Edelman Fossil Park | Low | Start | 2 | February 2022 | ... (February 2022), Dead external links {{dead link}} (August 2025) |
| GeoMôn | Low | Stub | 2 | April 2022 | ... (April 2022), Promotional tone (April 2022) |
| John M. Sharp (BLP) | Unknown | C | 1 | October 2023 | ... (October 2023) |
| Jordans Mine | Low | Start | 2 | June 2016 | Cites unreliable sources (June 2016), ... (June 2016) |
| Katherine Greacen Nelson | Low | C | 4 | February 2019 | Unsourced passages need footnotes {{citation needed}} (February 2019, February 2024), ... (February 2024), Dead external links {{dead link}} (April 2025) |
| Marvin Mangus | Mid | Start | 3 | July 2011 | Has general references but lacks inline footnotes (July 2011), Dead external links {{dead link}} (June 2017), ... (August 2021) |
| Nigel Press (BLP) | Unknown | Start | 3 | January 2016 | ... (January 2016), Notability unclear (January 2016), Cites unreliable sources (January 2016) |
| Scott Hocknull (BLP) | Low | Stub | 1 | November 2018 | ... (November 2018) |
| Southern California Earthquake Center | Low | Start | 2 | May 2024 | ... (May 2024), Unsourced passages need footnotes {{citation needed}} (May 2024) |
| The Geochemist's Workbench | Low | Start | 1 | July 2012 | ... (July 2012) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 1883 eruption of Krakatoa | Low | B | 4 | December 2014 | Unsourced passages need footnotes {{citation needed}} (December 2014, January 2024), Failed verification (February 2020), ... (November 2023) |
| 2010 Gansu mudslide | Unknown | C | 2 | August 2010 | Potentially dated statements (August 2010), ... (August 2010) |
| Alabaster | Low | Start | 4 | July 2016 | ... (July 2016), Cites unreliable sources (April 2018), Unsourced passages need footnotes {{More citations needed}} (May 2021), Unsourced passages need footnotes {{citation needed}} (May 2022) |
| Arenig | Low | Start | 2 | September 2014 | ... (September 2014), Clarification needed (March 2019) |
| Cold seep | Mid | B | 5 | April 2024 | CS1 errors: generic name, CS1 errors: periodical ignored, ... (April 2024), Clarification needed (April 2024), Vague or ambiguous time (April 2024) |
| Coltan | Low | B | 6 | October 2015 | Factual verification needed (October 2015), ... (May 2016), Cites unreliable sources (February 2018), Dead external links {{dead link}} (July 2019, July 2020), Unsourced passages need footnotes {{citation needed}} (June 2025) |
| El Laco | Low | GA | 1 | August 2025 | ... (August 2025) |
| Enhydro agate | Low | Stub | 1 | April 2019 | ... (April 2019) |
| Equatorial bulge | Low | Start | 2 | April 2023 | Unsourced passages need footnotes {{More citations needed}} (April 2023), ... (April 2023) |
| Gasherbrum | Unknown | Start | 2 | March 2022 | Accuracy disputes or self-published (March 2022), ... (December 2024) |
| Geology of Titan | Mid | B | 1 | October 2024 | ... (October 2024) |
| Geology of the Netherlands | Low | Start | 3 | July 2022 | ... (July 2022), Has general references but lacks inline footnotes (May 2024), Unsourced passages need footnotes {{More citations needed}} (February 2025) |
| Geothermal gradient | Mid | Start | 4 | August 2018 | Unsourced passages need footnotes {{citation needed}} (August 2018), ... (August 2021), Factual verification needed (August 2021), Dead external links {{dead link}} (May 2024) |
| Great Rift Valley | High | C | 4 | June 2024 | Unsourced passages need footnotes {{More citations needed}} (June 2024), Failed verification (September 2024), Clarification needed (September 2024), ... (December 2024) |
| Gulf of Mexico | High | B | 8 | 2015 | Potentially dated statements (2015), Articles using infobox body of water without alt bathymetry, Unsourced passages need footnotes {{citation needed}} (December 2021, May 2025), Unsourced passages need footnotes {{More citations needed}} (October 2023), Page number citations needed (January 2025), ... (April 2025), Incomplete citations (September 2025) |
| Hula Valley | Unknown | C | 4 | December 2013 | Dead external links {{dead link}} (December 2013, September 2017), Unsourced passages need footnotes {{citation needed}} (March 2014), ... (June 2016) |
| Ice Mountain | Mid | C | 2 | November 2009 | ... (November 2009), Dead external links {{dead link}} (July 2023) |
| Impact event | High | B | 8 | December 2013 | Unsourced passages need footnotes {{citation needed}} (December 2013, February 2015, June 2018), ... (January 2017), Accuracy disputes or self-published (February 2017, February 2017), CS1 errors: missing periodical, Dead external links {{dead link}} (December 2023) |
| Jordan Rift Valley | Mid | C | 1 | February 2024 | ... (February 2024) |
| Jordan Valley | Low | C | 3 | February 2020 | Dead external links {{dead link}} (February 2020), ... (April 2023), CS1 errors: periodical ignored |
| Karst spring | Low | Start | 2 | June 2022 | ... (June 2022), Clarification needed (June 2022) |
| Limonite | Mid | C | 1 | April 2022 | ... (April 2022) |
| May 1998 Afghanistan earthquake | Mid | Start | 1 | May 2018 | ... (May 2018) |
| Mount Cap formation | Low | Start | 1 | August 2014 | ... (August 2014) |
| National Estuary Program | Low | Start | 2 | August 2022 | Unsourced passages need footnotes {{citation needed}} (August 2022), ... (August 2022) |
| Orkhon Valley | Low | Start | 2 | February 2008 | Unsourced passages need footnotes {{More citations needed}} (February 2008), ... (June 2021) |
| Outburst flood | Mid | B | 3 | September 2014 | Unsourced passages need footnotes {{citation needed}} (September 2014), Page number citations needed (April 2019), ... (June 2021) |
| Pannonian Basin | Mid | Start | 11 | July 2022 | Unsourced passages need footnotes {{More citations needed}} (July 2022, April 2023, August 2024), Unsourced passages need footnotes {{citation needed}} (April 2023, February 2025, May 2025), Weasel-worded phrases (May 2025), Clarification needed (May 2025), Cites unreliable sources (May 2025), ... (May 2025), Page number citations needed (May 2025) |
| Permian–Triassic extinction event | High | B | 2 | May 2020 | ... (May 2020), Unsourced passages need footnotes {{citation needed}} (April 2025) |
| Petroleum industry in Lithuania | Low | Stub | 2 | December 2024 | Potentially dated statements (December 2024), ... (September 2025) |
| Plate theory (volcanism) | Mid | B | 1 | February 2025 | ... (February 2025) |
| Quaternary glaciation | Low | B | 3 | February 2018 | ... (February 2018), Dead external links {{dead link}} (May 2023, November 2024) |
| Rockall | Mid | B | 7 | February 2019 | Original research (February 2019), Unsourced passages need footnotes {{citation needed}} (October 2022, August 2023, June 2025), Clarification needed (February 2024, June 2025), ... (June 2025) |
| Sequence dating | Low | Start | 2 | February 2021 | ... (February 2021), Unsourced passages need footnotes {{citation needed}} (February 2021) |
| Tight oil | Mid | Start | 2 | October 2013 | ... (October 2013), Update needed (January 2020) |
| Timeline of life | Mid | B | 5 | August 2007 | Unsourced passages need footnotes {{citation needed}} (August 2007, January 2019), Weasel-worded phrases (January 2019), ... (March 2020), Unsourced passages need footnotes {{More citations needed}} (September 2022) |
| Tumblagooda Sandstone | Mid | Start | 5 | February 2008 | Unsourced passages need footnotes {{citation needed}} (February 2008), Harv and Sfn no-target errors, Page number citations needed (April 2025), ... (April 2025), Incomplete citations (April 2025) |
| Uranium ore | Mid | C | 2 | December 2011 | Unsourced passages need footnotes {{citation needed}} (December 2011), ... (September 2024) |
| Yilgarn Craton | Low | B | 2 | November 2020 | Unsourced passages need footnotes {{citation needed}} (November 2020), ... (November 2020) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Bakken formation | Mid | C | 5 | August 2013 | Unsourced passages need footnotes {{citation needed}} (August 2013, September 2025), Incomplete citations (May 2023), Vague or ambiguous time (May 2023), ... (February 2025) |
| Carbon sequestration | Low | B | 9 | March 2013 | Accuracy disputes or self-published (March 2013), Update needed (June 2019, May 2024), Pages with broken anchors (see article talk page, remove when fixed), Unsourced passages need footnotes {{citation needed}} (July 2023), ... (May 2024), Cites unreliable sources (May 2024), Clarification needed (May 2024), Self-contradictory articles (May 2024) |
| Clastic dike | Low | Start | 1 | April 2016 | ... (April 2016) |
| Crag and tail | Mid | Stub | 2 | March 2010 | Unsourced passages need footnotes {{More citations needed}} (March 2010), ... (April 2015) |
| Dissected plateau | Mid | Start | 2 | November 2015 | ... (November 2015), Unsourced passages need footnotes {{citation needed}} (August 2022) |
| Dry valley | Low | Stub | 2 | December 2008 | Unsourced passages need footnotes {{citation needed}} (December 2008), ... (July 2023) |
| Exfoliation joint | Low | Start | 2 | October 2015 | ... (October 2015), Clarification needed (October 2017) |
| Ferricrete | Low | Start | 1 | August 2014 | ... (August 2014) |
| Flint | Low | Start | 4 | July 2019 | Unsourced passages need footnotes {{citation needed}} (July 2019), Dead external links {{dead link}} (January 2022), ... (October 2023), Off-topic sections (August 2025) |
| Geobiology | High | B | 3 | May 2024 | Dead external links {{dead link}} (May 2024, August 2025), ... (September 2025) |
| Geomorphosite | Unknown | C | 2 | June 2024 | Orphaned (June 2024), ... (January 2025) |
| Geothermal energy | High | B | 5 | February 2014 | Page number citations needed (February 2014), Update needed (October 2020, November 2020), ... (November 2020), Unsourced passages need footnotes {{citation needed}} (September 2024) |
| Health impact of asbestos | Low | C | 4 | 1999 | Potentially dated statements (1999), ... (February 2010), Unsourced passages need footnotes {{citation needed}} (November 2016, March 2023) |
| History of Earth | Top | B | 8 | January 2016 | Articles with accessibility problems, Unsourced passages need footnotes {{citation needed}} (January 2016, March 2016, April 2021), Page number citations needed (May 2016), Pages with broken anchors (see article talk page, remove when fixed), ... (July 2024), Accuracy disputes or self-published (May 2025) |
| Intraplate earthquake | Low | Start | 1 | April 2024 | ... (April 2024) |
| Kame | Low | Start | 1 | October 2016 | ... (October 2016) |
| Lava-flow hazard zones | Low | Start | 1 | July 2018 | ... (July 2018) |
| List of karst springs | Low | List | 1 | June 2012 | ... (June 2012) |
| Losing stream | Low | Stub | 1 | July 2023 | ... (July 2023) |
| Old Red Sandstone | High | C | 5 | March 2018 | Dead external links {{dead link}} (March 2018), ... (August 2024), Unsourced passages need footnotes {{citation needed}} (February 2025), Weasel-worded phrases (February 2025), Vague or ambiguous time (February 2025) |
| Planetary geology | Top | Start | 3 | January 2014 | ... (January 2014), Dead external links {{dead link}} (March 2022), Unsourced passages need footnotes {{citation needed}} (January 2025) |
| Quartz monzonite | Low | Start | 2 | November 2019 | ... (November 2019), Unsourced passages need footnotes {{citation needed}} (September 2020) |
| Rejection of evolution by religious groups | High | B | 12 | June 2008 | Expansion needed (June 2008), Page number citations needed (May 2014), Vague or ambiguous time (July 2014), Unsourced passages need footnotes {{citation needed}} (July 2014, April 2017, July 2023, January 2024), Factual verification needed (April 2017), Weasel-worded phrases (April 2017), Potentially dated statements (2020), ... (August 2020), CS1 errors: ISBN date |
| River bank failure | Low | C | 2 | June 2021 | CS1 errors: missing periodical, ... (June 2021) |
| Sag pond | Low | Start | 1 | April 2020 | ... (April 2020) |
| Shale gas | Mid | C | 9 | July 2011 | Unsourced passages need footnotes {{citation needed}} (July 2011, March 2015, July 2019), Factual verification needed (February 2012), Cites unreliable sources (October 2014), Vague or ambiguous time (May 2016), ... (February 2022), Clarification needed (March 2022), Wikipedia neutral point of view disputes (July 2022) |
| Subatlantic | Low | C | 4 | August 2014 | ... (August 2014), Unsourced passages need footnotes {{citation needed}} (May 2015), Page number citations needed (July 2021), Weasel-worded phrases (January 2024) |
| Submerged forest | Mid | Start | 1 | August 2019 | ... (August 2019) |
| Survey marker | Low | C | 2 | September 2022 | ... (September 2022), Dead external links {{dead link}} (May 2025) |
| Type locality (geology) | Mid | Start | 2 | August 2024 | CS1 errors: periodical ignored, ... (August 2024) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| CI chondrite | Low | C | 1 | April 2025 | ... (April 2025) |
| Heinrich event | Mid | Start | 3 | January 2020 | ... (January 2020), Unsourced passages need footnotes {{citation needed}} (May 2023), CS1 errors: periodical ignored |
| Þjórsárdalur | Low | Stub | 1 | June 2021 | ... (June 2021) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 2023 Hpakant jade mine disaster | Low | C | 4 | December 2023 | ... (December 2023), Cleanup needed (September 2025, September 2025), Unsourced passages need footnotes {{citation needed}} (September 2025) |
| Abyssal channel | Low | Start | 5 | November 2012 | Unsourced passages need footnotes {{More citations needed}} (November 2012), Unsourced passages need footnotes {{citation needed}} (February 2018), ... (February 2018), Incomplete citations (February 2018), Dead external links {{dead link}} (July 2022) |
| Fracking in the United Kingdom | Low | C | 13 | March 2016 | Clarification needed (March 2016, March 2017, April 2017), ... (March 2016, March 2017), Failed verification (March 2016), Unsourced passages need footnotes {{citation needed}} (March 2016, December 2016, March 2017, April 2017), CS1 errors: missing periodical, CS1 errors: periodical ignored, Link rot cleanup (August 2025) |
| Fractal in soil mechanics | Low | Stub | 1 | April 2008 | ... (April 2008) |
| Geology of Ascension Island | Low | Start | 2 | June 2018 | Unsourced passages need footnotes {{More citations needed}} (June 2018), ... (June 2018) |
| Geology of Yemen | Unknown | Start | 1 | August 2018 | ... (August 2018) |
| Geomagnetic excursion | Mid | Start | 2 | March 2010 | ... (March 2010), Unsourced passages need footnotes {{citation needed}} (June 2022) |
| History of creationism | High | B | 9 | November 2010 | Unsourced passages need footnotes {{citation needed}} (November 2010, January 2011, May 2018, May 2020), ... (November 2010), Unsourced passages need footnotes {{More citations needed}} (November 2010), Weasel-worded phrases (November 2010), Page number citations needed (November 2010), Incomplete citations (November 2012) |
| Linda Ivany (BLP) | Low | Start | 3 | December 2019 | BLP articles lacking sources (December 2019), ... (December 2019), Cites unreliable sources (December 2019) |
| List of aquifers in the United States | Mid | List | 1 | June 2017 | ... (June 2017) |
| Oxide mineral | Mid | Start | 2 | May 2025 | ... (May 2025), Has general references but lacks inline footnotes (May 2025) |
| Rockall | Mid | B | 7 | February 2019 | ... (February 2019), Unsourced passages need footnotes {{citation needed}} (October 2022, August 2023, June 2025), Clarification needed (February 2024, June 2025), Disputed statements (June 2025) |
| SEG-Y | Low | Stub | 1 | October 2023 | ... (October 2023) |
| Sintering | Mid | C | 5 | September 2012 | Clarification needed (September 2012), CS1 errors: missing periodical, Has general references but lacks inline footnotes (October 2022), Unsourced passages need footnotes {{More citations needed}} (July 2023), ... (September 2024) |
| Surface nuclear magnetic resonance | Low | Start | 1 | May 2021 | ... (May 2021) |
| Thermal history of Earth | Unknown | C | 3 | April 2013 | ... (April 2013, September 2013), Too technical (April 2013) |
| Upper Hirst | Low | Start | 3 | January 2017 | Style editing needed (January 2017), Unsourced passages need footnotes {{More citations needed}} (January 2017), ... (January 2017) |
| Waterfall | Mid | B | 1 | July 2024 | ... (July 2024) |
| Willard Drake Johnson | Low | Stub | 2 | August 2015 | ... (August 2015), Unsourced passages need footnotes {{More citations needed}} (August 2015) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Dorothy Jung Echols | Low | C | 4 | February 2025 | CS1 errors: ISBN, ... (February 2025), Cites unreliable sources (August 2025), Unsourced passages need footnotes {{citation needed}} (September 2025) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Ali A. F. Al-Furaih (BLP) | Unknown | Stub | 1 | February 2021 | ... (February 2021) |
| Andrés Ruzo | Low | Stub | 4 | August 2020 | ... (August 2020), Vague or ambiguous time (May 2025), Dead external links {{dead link}} (May 2025), Unsourced passages need footnotes {{citation needed}} (May 2025) |
| Bernard Elgey Leake (BLP) | Low | Stub | 3 | October 2020 | ... (October 2020), BLP articles lacking sources (December 2023), Style editing needed (December 2023) |
| Beth L. Parker (BLP) | Unknown | Start | 3 | October 2025 | CS1 errors: missing title, CS1 errors: bare URL, ... (October 2025) |
| Brian Berkowitz | Unknown | Start | 2 | September 2025 | ... (September 2025), Unsourced passages need footnotes {{More citations needed}} (September 2025) |
| Bureau de Recherches Géologiques et Minières | Mid | Start | 1 | April 2023 | ... (April 2023) |
| Cukang Taneuh | Unknown | Stub | 4 | April 2024 | CS1 errors: missing title, CS1 errors: bare URL, ... (April 2024), Unsourced passages need footnotes {{citation needed}} (July 2024) |
| Daniel M. Franks | Low | Start | 2 | July 2025 | Factual verification needed (July 2025), ... (September 2025) |
| David Beerling (BLP) | Low | Start | 6 | April 2015 | Potentially dated statements (2015), Unsourced passages need footnotes {{citation needed}} (April 2015, March 2016), Too technical (March 2016), Cites unreliable sources (January 2021), ... (August 2025) |
| David S. McKay | Low | Start | 2 | August 2011 | Unsourced passages need footnotes {{citation needed}} (August 2011), ... (February 2023) |
| GA Drilling | Low | Start | 1 | November 2014 | ... (November 2014) |
| GMS (software) | Low | C | 4 | February 2024 | Pages with broken anchors (see article talk page, remove when fixed), ... (February 2024), Cleanup needed (July 2024), List cleanup (July 2024) |
| GPlates | Low | C | 6 | March 2021 | Cites unreliable sources (March 2021), Rewrite needed (March 2021), Unsourced passages need footnotes {{More citations needed}} (June 2022), Dead external links {{dead link}} (November 2024), External link cleanup {{external links}} (July 2025), ... (July 2025) |
| GeoMôn | Low | Stub | 2 | April 2022 | Conflict of interest (April 2022), ... (April 2022) |
| GlobaLogix | Low | Start | 2 | April 2014 | ... (April 2014), Unsourced passages need footnotes {{More citations needed}} (December 2018) |
| Institute of Materials, Minerals and Mining | Low | Start | 4 | February 2011 | Unsourced passages need footnotes {{More citations needed}} (February 2011), Unsourced passages need footnotes {{citation needed}} (November 2018), ... (January 2019), Cites unreliable sources (April 2025) |
| International Association of Hydrological Sciences | Low | Start | 2 | December 2010 | Cites unreliable sources (December 2010), ... (December 2010) |
| Kenneth Hsu (BLP) | Low | Start | 4 | September 2012 | ... (September 2012), BLP articles lacking sources (August 2014), Dead external links {{dead link}} (December 2017), Unsourced passages need footnotes {{citation needed}} (April 2023) |
| Maria Zuber (BLP) | Low | Start | 2 | October 2024 | ... (October 2024), Dead external links {{dead link}} (September 2025) |
| Monika Agnieszka Kusiak (BLP) | Low | C | 4 | May 2025 | Categories needed (May 2025), ... (May 2025), Unsourced passages need footnotes {{citation needed}} (May 2025), Orphaned (May 2025) |
| Paweł Rowiński (BLP) | Unknown | C | 2 | July 2022 | ... (July 2022), Dead external links {{dead link}} (September 2025) |
| Petrel (reservoir software) | Low | Start | 1 | March 2014 | ... (March 2014) |
| Randi Martinsen (BLP) | Low | Start | 3 | December 2020 | CS1 errors: missing periodical, ... (December 2020), Style editing needed (December 2020) |
| SMS (hydrology software) | Low | Start | 2 | January 2017 | Potentially dated statements (January 2017), ... (February 2024) |
| San Bernardino Valley | Low | C | 4 | November 2011 | Dead external links {{dead link}} (November 2011), Unsourced passages need footnotes {{More citations needed}} (December 2015), ... (December 2015), CS1 errors: missing periodical |
| Sharon Mosher (BLP) | Low | Start | 1 | January 2021 | ... (January 2021) |
| Sherilyn Williams-Stroud (BLP) | Unknown | C | 3 | February 2021 | Style editing needed (February 2021), ... (February 2021), Cites unreliable sources (March 2021) |
| Tim Patterson (BLP) | Low | Start | 4 | October 2022 | ... (October 2022), Autobiographical articles (October 2022), Unsourced passages need footnotes {{citation needed}} (November 2022), Vague or ambiguous time (December 2024) |
| UNAVCO | Unknown | C | 2 | December 2018 | ... (December 2018), Unsourced passages need footnotes {{More citations needed}} (November 2023) |
| Victoria Falls | Mid | B | 2 | November 2020 | Unsourced passages need footnotes {{More citations needed}} (November 2020), ... (June 2024) |
| Vinod Singh Chhetri | Unknown | Start | 5 | March 2021 | ... (March 2021), Orphaned (March 2021), Clarification needed (March 2021), Unsourced passages need footnotes {{More citations needed}} (March 2021), Unsourced passages need footnotes {{citation needed}} (December 2022) |
| Visual MODFLOW | Low | Stub | 4 | February 2012 | Unsourced passages need footnotes {{More citations needed}} (February 2012), ... (February 2012), Notability unclear (February 2012), Clarification needed (August 2021) |
| W. Timothy Liu (BLP) | Low | Start | 1 | March 2024 | ... (March 2024) |
| WEAP | Low | Start | 1 | November 2012 | ... (November 2012) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Kriging | Mid | C | 4 | November 2014 | ... (November 2014), Unsourced passages need footnotes {{citation needed}} (March 2016), Cleanup needed (January 2021, January 2021) |
| Spatial analysis | Low | C | 5 | December 2010 | Unsourced passages need footnotes {{citation needed}} (December 2010, February 2013, July 2021), ... (June 2014), Unsourced passages need footnotes {{More citations needed}} (January 2023) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Loess Plateau | Low | C | 2 | February 2022 | ... (February 2022), Update needed (August 2024) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Albian | Low | Start | 2 | December 2024 | Vague or ambiguous time (December 2024), ... (December 2024) |
| Anthropocene | Mid | B | 3 | June 2018 | Incomplete citations (June 2018), ... (January 2021), Pages with broken anchors (see article talk page, remove when fixed) |
| Aquamarine (gem) | Low | C | 3 | August 2025 | ... (August 2025), Expansion needed (August 2025), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Avalanche control | Low | C | 4 | April 2017 | Unsourced passages need footnotes {{citation needed}} (April 2017), Dead external links {{dead link}} (October 2018), ... (September 2020), Unsourced passages need footnotes {{More citations needed}} (October 2024) |
| Bill Mathews | Mid | C | 2 | August 2025 | ... (August 2025), Unsourced passages need footnotes {{More citations needed}} (August 2025) |
| Black Stone | Low | GA | 2 | May 2024 | ... (May 2024, August 2024) |
| Calcareous sinter | Low | Start | 2 | March 2018 | ... (March 2018), Unsourced passages need footnotes {{citation needed}} (December 2021) |
| Cleavage (geology) | Mid | C | 1 | December 2022 | ... (December 2022) |
| Cyclic steps | Unknown | Start | 1 | September 2025 | ... (September 2025) |
| Danube Sinkhole | Low | Start | 3 | May 2020 | ... (May 2020), Unsourced passages need footnotes {{More citations needed}} (May 2020), Unsourced passages need footnotes {{citation needed}} (May 2020) |
| Deep-focus earthquake | Mid | C | 2 | May 2015 | ... (May 2015), Page number citations needed (December 2019) |
| Diatom | High | B | 4 | February 2016 | Unsourced passages need footnotes {{citation needed}} (February 2016), Page number citations needed (March 2017), Dead external links {{dead link}} (March 2020), ... (March 2025) |
| Don L. Anderson | Mid | Start | 5 | January 2015 | Vague or ambiguous time (January 2015), Unsourced passages need footnotes {{citation needed}} (February 2021), Unsourced passages need footnotes {{More citations needed}} (February 2021), ... (February 2021), Wikipedia neutral point of view disputes (February 2021) |
| Dynamic steady state | Low | C | 2 | December 2015 | Style editing needed (December 2015), ... (December 2015) |
| Earth's circumference | High | C | 3 | April 2023 | ... (April 2023), Unsourced passages need footnotes {{citation needed}} (April 2023), Dead external links {{dead link}} (November 2023) |
| Emathia (Macedonia) | Low | Start | 2 | May 2023 | Unsourced passages need footnotes {{citation needed}} (May 2023), ... (October 2023) |
| Encyclopedia of Earth | Unknown | C | 3 | April 2009 | Unsourced passages need footnotes {{More citations needed}} (April 2009), Potentially dated statements (November 2010), ... (November 2022) |
| Exemptions for fracking under United States federal law | Low | C | 1 | May 2016 | ... (May 2016) |
| Geochemical cycle | High | Start | 2 | July 2022 | Unsourced passages need footnotes {{citation needed}} (July 2022), ... (July 2022) |
| Geology of Charon | Mid | Start | 2 | March 2024 | Pages with broken anchors (see article talk page, remove when fixed), ... (March 2024) |
| Geology of Croatia | Low | C | 3 | June 2021 | ... (June 2021), Dead external links {{dead link}} (July 2022), Pages with broken anchors (see article talk page, remove when fixed) |
| Geology of Pluto | High | C | 3 | April 2019 | ... (April 2019), Pages with broken anchors (see article talk page, remove when fixed), Expansion needed (October 2025) |
| Geomagnetic pole | Mid | Start | 2 | 2020 | Potentially dated statements (2020), ... (February 2025) |
| George Julius Poulett Scrope | Low | B | 1 | August 2021 | ... (August 2021) |
| Gregory Shchurovsky | Unknown | Stub | 3 | April 2023 | Accuracy disputes or self-published (April 2023), ... (August 2024), Clarification needed (August 2024) |
| Harmotome | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Hațeg Island | Low | Start | 2 | September 2025 | ... (September 2025), Unsourced passages need footnotes {{citation needed}} (September 2025) |
| Heart Mountain (Wyoming) | Unknown | C | 1 | October 2015 | ... (October 2015) |
| Hebridean terrane | Mid | C | 2 | June 2019 | Clarification needed (June 2019), ... (June 2019) |
| Helium production in the United States | Low | B | 5 | 2012 | Potentially dated statements (2012, October 2023), Vague or ambiguous time (April 2022, October 2025), ... (August 2022) |
| History of creationism | High | B | 9 | November 2010 | Unsourced passages need footnotes {{citation needed}} (November 2010, January 2011, May 2018, May 2020), Original research (November 2010), Unsourced passages need footnotes {{More citations needed}} (November 2010), ... (November 2010), Page number citations needed (November 2010), Incomplete citations (November 2012) |
| Humber | Low | C | 1 | July 2024 | ... (July 2024) |
| Hydrogen sulfide | Low | B | 5 | June 2015 | ... (June 2015), Cites unreliable sources (January 2020), Page number citations needed (September 2020), Unsourced passages need footnotes {{citation needed}} (December 2023, January 2025) |
| Hypatia (stone) | Unknown | Start | 1 | August 2020 | ... (August 2020) |
| Ice | Top | GA | 2 | September 2025 | ... (September 2025), Vague or ambiguous geographic scope (September 2025) |
| Ice age | Top | B | 4 | April 2010 | Unsourced passages need footnotes {{citation needed}} (April 2010), ... (November 2020), Dead external links {{dead link}} (May 2023, June 2025) |
| Iddingsite | Low | C | 1 | July 2023 | ... (July 2023) |
| Interplate earthquake | Mid | Stub | 1 | June 2020 | ... (June 2020) |
| Intraplate volcanism | Low | B | 6 | July 2015 | Clarification needed (July 2015, May 2020, September 2020), ... (May 2020), Factual verification needed (October 2020), CS1 errors: periodical ignored |
| Iron ore | Mid | C | 8 | October 2009 | Unsourced passages need footnotes {{citation needed}} (October 2009, February 2012, April 2018), Unsourced passages need footnotes {{More citations needed}} (October 2012, July 2021), ... (April 2018), Vague or ambiguous time (June 2022), Clarification needed (December 2024) |
| Ivan Yefremov | Mid | C | 3 | May 2024 | Has general references but lacks inline footnotes (May 2024), ... (May 2024), Unsourced passages need footnotes {{citation needed}} (May 2024) |
| James G. Sawkins | Unknown | B | 2 | October 2022 | ... (October 2022), Clarification needed (October 2022) |
| Jezreel Valley | Low | C | 1 | September 2015 | ... (September 2015) |
| Jishi Gorge outburst flood | Low | C | 2 | February 2023 | ... (February 2023), Unsourced passages need footnotes {{citation needed}} (February 2023) |
| Joseph Jukes | Low | Start | 2 | April 2017 | ... (April 2017), Unsourced passages need footnotes {{citation needed}} (April 2017) |
| Kaidun meteorite | Low | Start | 1 | September 2021 | ... (September 2021) |
| Kimmeridgian | Low | Start | 4 | 2004 | Potentially dated statements (2004), Unsourced passages need footnotes {{citation needed}} (May 2016), ... (May 2016), Dead external links {{dead link}} (June 2025) |
| Late Devonian mass extinction | Mid | B | 2 | September 2018 | Clarification needed (September 2018), ... (September 2025) |
| Late Pleistocene | Mid | B | 3 | April 2024 | Vague or ambiguous time (April 2024), Unsourced passages need footnotes {{citation needed}} (April 2024), ... (April 2024) |
| List of flood basalt provinces | Unknown | List | 4 | September 2019 | Incomplete citations (September 2019), Unsourced passages need footnotes {{citation needed}} (September 2019), ... (September 2019), Pages with broken anchors (see article talk page, remove when fixed) |
| List of gold nuggets by size | Mid | Start | 1 | September 2023 | ... (September 2023) |
| Lunar meteorite | Mid | B | 3 | November 2010 | ... (November 2010), Unsourced passages need footnotes {{citation needed}} (July 2012), Potentially dated statements (July 2019) |
| M. Qasim Jan (BLP) | Low | Start | 4 | October 2015 | BLP articles lacking sources (October 2015), Unsourced passages need footnotes {{citation needed}} (July 2021, July 2025), ... (July 2025) |
| Marland P. Billings | Low | Start | 3 | July 2011 | Has general references but lacks inline footnotes (July 2011), Unsourced passages need footnotes {{citation needed}} (July 2011), ... (September 2022) |
| Matt Lamanna (BLP) | Low | Stub | 2 | December 2019 | ... (December 2019), Has general references but lacks inline footnotes (December 2019) |
| Miocene | High | B | 5 | March 2023 | Pages with broken anchors (see article talk page, remove when fixed), Unsourced passages need footnotes {{citation needed}} (March 2023, January 2024, July 2025), ... (January 2024) |
| Mount Sinai (Bible) | Low | B | 6 | January 2016 | ... (January 2016, August 2017), Incomplete citations (March 2019, October 2021), Unsourced passages need footnotes {{citation needed}} (July 2022, July 2024) |
| Neptunism | Low | Start | 2 | October 2017 | ... (October 2017), CS1 errors: periodical ignored |
| Népouite | Low | Start | 2 | January 2025 | ... (January 2025), Unsourced passages need footnotes {{citation needed}} (January 2025) |
| Old Red Sandstone | High | C | 5 | March 2018 | Dead external links {{dead link}} (March 2018), Limited geographic scope (August 2024), Unsourced passages need footnotes {{citation needed}} (February 2025), ... (February 2025), Vague or ambiguous time (February 2025) |
| Olympic–Wallowa lineament | Low | C | 10 | August 2014 | ... (August 2014, August 2021), Dead external links {{dead link}} (April 2020, July 2022, February 2023), Harv and Sfn no-target errors, Style editing needed (November 2020), Unsourced passages need footnotes {{citation needed}} (August 2021), Page number citations needed (August 2021), Unsourced passages need footnotes {{More citations needed}} (September 2023) |
| Otago fault system | Unknown | C | 1 | May 2023 | ... (May 2023) |
| Panasqueira | Mid | Start | 8 | May 2017 | Unsourced passages need footnotes {{More citations needed}} (May 2017), Has general references but lacks inline footnotes (August 2017), CS1 errors: generic name, Too technical (August 2023), ... (August 2023), Vague or ambiguous time (August 2023), Failed verification (August 2023), Unsourced passages need footnotes {{citation needed}} (August 2023) |
| Pannonian Basin | Mid | Start | 11 | July 2022 | Unsourced passages need footnotes {{More citations needed}} (July 2022, April 2023, August 2024), Unsourced passages need footnotes {{citation needed}} (April 2023, February 2025, May 2025), ... (May 2025), Clarification needed (May 2025), Cites unreliable sources (May 2025), Disputed statements (May 2025), Page number citations needed (May 2025) |
| Peridotite | High | C | 3 | January 2025 | Harv and Sfn no-target errors, Clarification needed (January 2025), ... (January 2025) |
| Pleistocene Park | Low | C | 7 | January 2020 | Unsourced passages need footnotes {{citation needed}} (January 2020, December 2023), Cites unreliable sources (January 2020, September 2023), ... (February 2020), Update needed (April 2020), Pages with broken anchors (see article talk page, remove when fixed) |
| Rejection of evolution by religious groups | High | B | 12 | June 2008 | Expansion needed (June 2008), Page number citations needed (May 2014), Vague or ambiguous time (July 2014), Unsourced passages need footnotes {{citation needed}} (July 2014, April 2017, July 2023, January 2024), Factual verification needed (April 2017), ... (April 2017), Potentially dated statements (2020), Limited geographic scope (August 2020), CS1 errors: ISBN date |
| Renato Solidum Jr. (BLP) | Low | Start | 2 | September 2022 | BLP articles lacking sources (September 2022), ... (September 2025) |
| Rock veneer | Unknown | Start | 2 | May 2011 | Unsourced passages need footnotes {{More citations needed}} (May 2011), ... (May 2011) |
| Río Cuarto craters | Low | Start | 4 | September 2017 | Unsourced passages need footnotes {{citation needed}} (September 2017), ... (September 2017), Dead external links {{dead link}} (May 2023), Unsourced passages need footnotes {{More citations needed}} (August 2023) |
| San Fernando Valley | Low | Start | 7 | July 2014 | Unsourced passages need footnotes {{More citations needed}} (July 2014, August 2014), Unsourced passages need footnotes {{citation needed}} (October 2014, November 2014, December 2019), ... (September 2018), Clarification needed (February 2019) |
| Show cave | Low | Start | 3 | October 2011 | Unsourced passages need footnotes {{citation needed}} (October 2011), ... (July 2017), Unsourced passages need footnotes {{More citations needed}} (December 2017) |
| Snowball Earth | High | B | 4 | June 2015 | ... (June 2015), Unsourced passages need footnotes {{citation needed}} (June 2021, July 2023), CS1 errors: periodical ignored |
| Subatlantic | Low | C | 4 | August 2014 | Limited geographic scope (August 2014), Unsourced passages need footnotes {{citation needed}} (May 2015), Page number citations needed (July 2021), ... (January 2024) |
| Sulfosalt mineral | Mid | Start | 1 | November 2022 | ... (November 2022) |
| Taiwan Strait | Low | C | 5 | November 2020 | Articles using infobox body of water without pushpin map alt, Articles using infobox body of water without alt bathymetry, Unsourced passages need footnotes {{citation needed}} (November 2020, January 2021), ... (December 2024) |
| Timeline of life | Mid | B | 5 | August 2007 | Unsourced passages need footnotes {{citation needed}} (August 2007, January 2019), ... (January 2019), Disputed statements (March 2020), Unsourced passages need footnotes {{More citations needed}} (September 2022) |
| Transform fault | High | C | 2 | November 2017 | ... (November 2017), Unsourced passages need footnotes {{citation needed}} (February 2020) |
| Transition zone (Earth) | High | Start | 2 | July 2024 | ... (July 2024), Page number citations needed (July 2024) |
| Turquoise | Mid | B | 7 | June 2007 | Unsourced passages need footnotes {{citation needed}} (June 2007, December 2020), Unsourced passages need footnotes {{More citations needed}} (April 2019, June 2022), ... (April 2019), Clarification needed (November 2019), CS1 errors: ISBN date |
| Uranium mining in Colorado | Low | Start | 1 | January 2019 | ... (January 2019) |
| Valles Marineris | Low | B | 1 | November 2024 | ... (November 2024) |
| William Thomson (mineralogist) | Low | Start | 3 | October 2019 | ... (October 2019), Vague or ambiguous time (October 2019), Unsourced passages need footnotes {{citation needed}} (October 2019) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Don L. Anderson | Mid | Start | 5 | January 2015 | Vague or ambiguous time (January 2015), Unsourced passages need footnotes {{citation needed}} (February 2021), Unsourced passages need footnotes {{More citations needed}} (February 2021), Weasel-worded phrases (February 2021), ... (February 2021) |
| Kin-Yip Chun (BLP) | Low | Start | 2 | February 2020 | Dead external links {{dead link}} (February 2020), ... (March 2022) |
| Shale gas | Mid | C | 9 | July 2011 | Unsourced passages need footnotes {{citation needed}} (July 2011, March 2015, July 2019), Factual verification needed (February 2012), Cites unreliable sources (October 2014), Vague or ambiguous time (May 2016), Limited geographic scope (February 2022), Clarification needed (March 2022), ... (July 2022) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Ararat Plain | Unknown | Stub | 1 | July 2025 | ... (July 2025) |
| Banana Doughnut theory | Unknown | Stub | 1 | March 2024 | ... (March 2024) |
| Bird Spring Formation | Low | Stub | 3 | February 2024 | ... (February 2024), Unsourced passages need footnotes {{More citations needed}} (February 2024), Incomplete citations (February 2024) |
| Canadian Journal of Earth Sciences | Low | Stub | 3 | June 2022 | ... (June 2022), Cites unreliable sources (June 2022), Unsourced passages need footnotes {{More citations needed}} (June 2022) |
| Carbon sequestration | Low | B | 9 | March 2013 | ... (March 2013), Update needed (June 2019, May 2024), Pages with broken anchors (see article talk page, remove when fixed), Unsourced passages need footnotes {{citation needed}} (July 2023), Limited geographic scope (May 2024), Cites unreliable sources (May 2024), Clarification needed (May 2024), Self-contradictory articles (May 2024) |
| Crosswicks Clay | Low | Stub | 6 | June 2020 | Unsourced passages need footnotes {{More citations needed}} (June 2020), Has general references but lacks inline footnotes (June 2020), Cites unreliable sources (December 2023), Vague or ambiguous geographic scope (December 2023), ... (December 2023), Unsourced passages need footnotes {{citation needed}} (December 2023) |
| Deep Sea Drilling Project | High | Start | 2 | January 2022 | Incomplete citations (January 2022), ... (January 2022) |
| Entrada Sandstone | Unknown | B | 1 | October 2021 | ... (October 2021) |
| Gasherbrum | Unknown | Start | 2 | March 2022 | ... (March 2022), Disputed statements (December 2024) |
| Glen Rock (boulder) | Low | GA | 1 | August 2025 | ... (August 2025) |
| Gregory Shchurovsky | Unknown | Stub | 3 | April 2023 | ... (April 2023), Weasel-worded phrases (August 2024), Clarification needed (August 2024) |
| History of Earth | Top | B | 8 | January 2016 | Articles with accessibility problems, Unsourced passages need footnotes {{citation needed}} (January 2016, March 2016, April 2021), Page number citations needed (May 2016), Pages with broken anchors (see article talk page, remove when fixed), Limited geographic scope (July 2024), ... (May 2025) |
| Impact event | High | B | 8 | December 2013 | Unsourced passages need footnotes {{citation needed}} (December 2013, February 2015, June 2018), Disputed statements (January 2017), ... (February 2017, February 2017), CS1 errors: missing periodical, Dead external links {{dead link}} (December 2023) |
| Imperial Valley | Low | B | 7 | April 2008 | Potentially dated statements (April 2008), Unsourced passages need footnotes {{citation needed}} (April 2015, February 2019, December 2024), ... (March 2022), Unsourced passages need footnotes {{More citations needed}} (October 2022), Vague or ambiguous time (December 2024) |
| Mesozoic | High | B | 7 | October 2012 | Page number citations needed (October 2012), Unsourced passages need footnotes {{citation needed}} (October 2021, March 2022, July 2022, June 2024), ... (March 2022), Failed verification (March 2022) |
| Meteor Crater | Mid | B | 3 | April 2020 | ... (April 2020), Dead external links {{dead link}} (March 2024), CS1 errors: ISBN date |
| Mifflintown Formation | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Naco Formation | Low | Stub | 2 | February 2024 | ... (February 2024), Incomplete citations (February 2024) |
| Particle-size distribution | Mid | C | 1 | July 2015 | ... (July 2015) |
| Phases of ice | Top | C | 6 | 2013 | Potentially dated statements (2013), Unsourced passages need footnotes {{citation needed}} (August 2017), ... (September 2022), Vague or ambiguous time (May 2024), Introduction cleanup (May 2024), Clarification needed (April 2025) |
| Phyllite | Mid | Stub | 2 | March 2013 | Unsourced passages need footnotes {{citation needed}} (March 2013), ... (July 2021) |
| Soil sloughing | Low | Stub | 2 | January 2018 | ... (January 2018), CS1 errors: missing periodical |
| Spherical harmonics | Mid | B | 3 | December 2017 | ... (December 2017), Unsourced passages need footnotes {{More citations needed}} (July 2020), CS1 errors: ISBN date |
| Waimanalo Formation | Low | Stub | 2 | February 2024 | ... (February 2024), Incomplete citations (February 2024) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Abdul Aziz bin Laboun (BLP) | Low | Stub | 3 | April 2024 | Notability unclear (April 2024), ... (April 2024), Cites unreliable sources (April 2024) |
| Abhijit Basu (BLP) | Unknown | Start | 3 | December 2022 | Cites unreliable sources (December 2022), ... (December 2022), Unsourced passages need footnotes {{citation needed}} (December 2022) |
| Abhijit Mukherjee (earth scientist) (BLP) | Low | Start | 1 | May 2024 | ... (May 2024) |
| André Berger (BLP) | Low | C | 2 | August 2010 | Unsourced passages need footnotes {{citation needed}} (August 2010), ... (September 2021) |
| Anny Buchstab Coury (BLP) | Unknown | Start | 2 | October 2023 | Orphaned (October 2023), ... (October 2023) |
| Barbara Wohlfarth (BLP) | Low | Stub | 1 | July 2020 | ... (July 2020) |
| Bernard Elgey Leake (BLP) | Low | Stub | 3 | October 2020 | Promotional tone (October 2020), ... (December 2023), Style editing needed (December 2023) |
| Brett Denevi (BLP) | Low | Start | 2 | April 2020 | Unsourced passages need footnotes {{citation needed}} (April 2020), ... (April 2020) |
| Caroline Smith (geologist) (BLP) | Low | Start | 2 | October 2018 | ... (October 2018), Notability unclear (October 2018) |
| Carolyn Relf (BLP) | Low | Start | 1 | November 2016 | ... (November 2016) |
| Christoph Clauser (BLP) | Low | Start | 5 | June 2025 | Orphaned (June 2025), ... (June 2025), Cleanup needed (June 2025, June 2025), Categories needed (September 2025) |
| Dalaly Kafumu (BLP) | Low | Start | 2 | December 2020 | Has general references but lacks inline footnotes (December 2020), ... (December 2020) |
| Daniel P. Schrag (BLP) | Low | Stub | 2 | February 2020 | Cites unreliable sources (February 2020), ... (February 2020) |
| David Applegate (geologist) (BLP) | Low | Stub | 1 | June 2023 | ... (June 2023) |
| David Archer (scientist) (BLP) | Low | Stub | 1 | November 2020 | ... (November 2020) |
| David Groves (BLP) | Low | Stub | 1 | January 2021 | ... (January 2021) |
| David R. Montgomery (BLP) | Low | Start | 1 | August 2021 | ... (August 2021) |
| Don Easterbrook (BLP) | Low | Stub | 2 | January 2014 | ... (January 2014), Cites unreliable sources (January 2014) |
| Donald DePaolo (BLP) | Low | Start | 4 | March 2013 | Has general references but lacks inline footnotes (March 2013), ... (August 2021, April 2024), Unsourced passages need footnotes {{citation needed}} (April 2024) |
| Duncan Chessell (BLP) | Low | Start | 3 | August 2020 | Cites unreliable sources (August 2020), ... (August 2020), Dead external links {{dead link}} (February 2024) |
| Edgardo M. Latrubesse (BLP) | Unknown | Start | 3 | July 2020 | Cites unreliable sources (July 2020), ... (July 2020), Dead external links {{dead link}} (August 2025) |
| Fereydun Sahabi (BLP) | Low | Start | 1 | July 2017 | ... (July 2017) |
| François Robert (BLP) | Low | Stub | 1 | January 2025 | ... (January 2025) |
| Gary M. Mavko (BLP) | Low | Start | 2 | December 2019 | Dead external links {{dead link}} (December 2019), ... (July 2023) |
| Harry McSween (BLP) | Low | Start | 2 | January 2014 | ... (January 2014), Cites unreliable sources (January 2014) |
| Helen McGregor (geologist) (BLP) | Unknown | Start | 2 | August 2014 | Unsourced passages need footnotes {{citation needed}} (August 2014), ... (August 2014) |
| Hermione Cockburn (BLP) | Low | Start | 3 | June 2014 | Failed verification (June 2014), Unsourced passages need footnotes {{citation needed}} (June 2025), ... (June 2025) |
| Ian Dalziel (geologist) (BLP) | Low | Start | 1 | July 2022 | ... (July 2022) |
| Ian Plimer (BLP) | Low | B | 6 | April 2011 | Unsourced passages need footnotes {{citation needed}} (April 2011), CS1 errors: missing periodical, Cites unreliable sources (August 2022, September 2023), ... (August 2022), Factual verification needed (August 2022) |
| Isaac J. Winograd (BLP) | Low | Stub | 1 | August 2019 | ... (August 2019) |
| Jan Lindsay (BLP) | Unknown | Start | 1 | April 2023 | ... (April 2023) |
| Jie (Jackie) Li (BLP) | Low | Start | 1 | May 2017 | ... (May 2017) |
| John Frederick Dewey (BLP) | Low | Start | 1 | December 2016 | ... (December 2016) |
| John Suppe (BLP) | Unknown | Start | 1 | May 2016 | ... (May 2016) |
| José Hipólito Monteiro (BLP) | Unknown | Stub | 1 | March 2019 | ... (March 2019) |
| Kenneth Hsu (BLP) | Low | Start | 4 | September 2012 | Promotional tone (September 2012), ... (August 2014), Dead external links {{dead link}} (December 2017), Unsourced passages need footnotes {{citation needed}} (April 2023) |
| Kenneth Sims (geologist) (BLP) | Low | Start | 4 | November 2023 | Dead external links {{dead link}} (November 2023), Unsourced passages need footnotes {{citation needed}} (July 2025), ... (July 2025), Unsourced passages need footnotes {{More citations needed}} (July 2025) |
| Khandaker Mosharraf Hossain (born 1946) (BLP) | Low | Start | 2 | March 2011 | ... (March 2011), Unsourced passages need footnotes {{citation needed}} (July 2024) |
| Lesley Wyborn (BLP) | Low | Stub | 1 | August 2016 | ... (August 2016) |
| Li Xianhua (BLP) | Low | Start | 1 | May 2021 | ... (May 2021) |
| Linda Ivany (BLP) | Low | Start | 3 | December 2019 | ... (December 2019), Original research (December 2019), Cites unreliable sources (December 2019) |
| Ludovic Ferrière (BLP) | Unknown | Start | 1 | August 2024 | ... (August 2024) |
| M. Qasim Jan (BLP) | Low | Start | 4 | October 2015 | ... (October 2015), Unsourced passages need footnotes {{citation needed}} (July 2021, July 2025), Weasel-worded phrases (July 2025) |
| Maggie Cusack (BLP) | Low | Start | 2 | August 2017 | ... (August 2017), Cites unreliable sources (August 2017) |
| Marc Parmentier (geophysicist) (BLP) | Unknown | Stub | 2 | April 2025 | Unsourced passages need footnotes {{citation needed}} (April 2025), ... (April 2025) |
| Mark McMenamin (BLP) | Low | Start | 4 | October 2011 | ... (October 2011), Cites unreliable sources (October 2011, February 2015), Unsourced passages need footnotes {{citation needed}} (February 2015) |
| Miriam Baltuck (BLP) | Low | Start | 3 | June 2021 | CS1 errors: missing periodical, ... (June 2021), Orphaned (June 2021) |
| Muhammad Asif Khan (BLP) | Low | Start | 1 | June 2020 | ... (June 2020) |
| Nigel Anstey (BLP) | Low | Start | 2 | February 2021 | Unsourced passages need footnotes {{citation needed}} (February 2021), ... (January 2024) |
| Paul Liu (geologist) (BLP) | Unknown | Start | 5 | February 2022 | Categories needed (February 2022), Notability unclear (February 2022), Autobiographical articles (February 2022), Orphaned (May 2023), ... (June 2025) |
| Pupa Gilbert (BLP) | Low | Start | 1 | May 2020 | ... (May 2020) |
| Ralph Molnar (BLP) | Low | Stub | 2 | October 2014 | ... (October 2014), Cites unreliable sources (October 2014) |
| Renato Solidum Jr. (BLP) | Low | Start | 2 | September 2022 | ... (September 2022), Weasel-worded phrases (September 2025) |
| Robert E. Dickinson (BLP) | Low | Stub | 1 | September 2012 | ... (September 2012) |
| Ross Stein (BLP) | Mid | Start | 1 | November 2010 | ... (November 2010) |
| Sudipta Sengupta (BLP) | Low | C | 1 | September 2024 | ... (September 2024) |
| Susan Kieffer (BLP) | Low | C | 2 | June 2014 | ... (June 2014), Cites unreliable sources (June 2014) |
| Suzette Kimball (BLP) | Unknown | Start | 1 | August 2022 | ... (August 2022) |
| Thomas Dunne (geologist) (BLP) | Low | Stub | 1 | January 2015 | ... (January 2015) |
| Timothy H. Heaton (BLP) | Low | Start | 1 | August 2017 | ... (August 2017) |
| Vincent Courtillot (BLP) | Low | Start | 1 | August 2022 | ... (August 2022) |
| Whitney Maria Behr (BLP) | Unknown | Start | 2 | March 2020 | Cites unreliable sources (March 2020), ... (March 2020) |
| Zachary Sharp (BLP) | Low | Stub | 1 | April 2023 | ... (April 2023) |
| Zhao Wenzhi (BLP) | Low | Start | 1 | January 2014 | ... (January 2014) |
| Öz Yılmaz (BLP) | Low | Start | 3 | September 2013 | ... (September 2013), Cites unreliable sources (September 2013), Notability unclear (September 2013) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Anderdon Limestone | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Bayport Limestone | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Bell Shale | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Bois Blanc Formation | Low | Stub | 4 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), Incomplete citations (November 2023), Cites unreliable sources (November 2023), ... (March 2024) |
| Bush Bay Formation | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Coldwater Shale | Low | Stub | 2 | October 2017 | Unsourced passages need footnotes {{More citations needed}} (October 2017), ... (March 2024) |
| Conasauga Group | Low | Stub | 2 | July 2019 | Dead external links {{dead link}} (July 2019), ... (March 2024) |
| Copper Harbor Conglomerate | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Elbrook Formation | Low | Stub | 2 | August 2019 | Dead external links {{dead link}} (August 2019), ... (March 2024) |
| Ellsworth Shale | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Garden Island Formation | Low | Stub | 4 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), Incomplete citations (November 2023), Cites unreliable sources (November 2023), ... (March 2024) |
| Grand River Formation | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Long Lake Limestone | Low | Stub | 3 | May 2017 | Has general references but lacks inline footnotes (May 2017), Unsourced passages need footnotes {{More citations needed}} (May 2017), ... (March 2024) |
| Marshall Sandstone | Low | Stub | 2 | October 2023 | Has general references but lacks inline footnotes (October 2023), ... (March 2024) |
| McLeansboro Group | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Michigan Formation | Low | Stub | 1 | March 2024 | ... (March 2024) |
| New River Formation | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Oswego Formation | Low | Stub | 2 | April 2020 | Dead external links {{dead link}} (April 2020), ... (March 2024) |
| Parma Sandstone | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Pocahontas Formation | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Princeton Sandstone | Low | Stub | 2 | May 2021 | Has general references but lacks inline footnotes (May 2021), ... (March 2024) |
| Put-in-Bay Dolomite | Low | Stub | 4 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), Incomplete citations (November 2023), Cites unreliable sources (November 2023), ... (March 2024) |
| Rapson Creek Formation | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Saginaw Formation | Low | Stub | 1 | March 2024 | ... (March 2024) |
| St. Ignace Dolomite | Low | Stub | 4 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), Incomplete citations (November 2023), Cites unreliable sources (November 2023), ... (March 2024) |
| St. Paul Group | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Swift Run Formation | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Dorothy Jung Echols | Low | C | 4 | February 2025 | Peacock terms (February 2025), Cites unreliable sources (August 2025), Unsourced passages need footnotes {{citation needed}} (September 2025) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 1906 San Francisco earthquake | High | C | 4 | March 2016 | Unsourced passages need footnotes {{citation needed}} (March 2016, April 2019), Dead external links {{dead link}} (March 2018) |
| Aaron C. Waters | Unknown | C | 1 | ||
| Abiogenesis | High | GA | 3 | June 2014 | Page number citations needed (June 2014), CS1 errors: periodical ignored |
| Abyssal hill | Low | Stub | 1 | ||
| Aepinus (crater) | Low | Stub | 2 | August 2022 | Notability unclear (August 2022) |
| Alexander von Keyserling | Low | Start | 3 | October 2016 | Unsourced passages need footnotes {{More citations needed}} (October 2016), Has general references but lacks inline footnotes (January 2022) |
| Amethyst | Mid | C | 2 | March 2024 | Incomplete citations (March 2024) |
| Amethyste | Low | C | 1 | ||
| Apatite | Mid | B | 1 | ||
| Appalachia (landmass) | Low | B | 4 | October 2024 | CS1 errors: missing periodical, CS1 errors: requires URL, Style editing needed (October 2024) |
| Aragonite | Mid | C | 2 | November 2019 | Dead external links {{dead link}} (November 2019) |
| Archipelagic apron | Low | Stub | 1 | ||
| Arie Poldervaart | Low | Start | 2 | Reference errors | |
| Arnold Henry Guyot | Mid | Start | 1 | ||
| Arthur Curtiss James | Low | C | 2 | February 2023 | Unsourced passages need footnotes {{More citations needed}} (February 2023) |
| Arthur Holmes | High | Start | 1 | ||
| Asbestos | Low | B | 9 | August 2012 | Unsourced passages need footnotes {{citation needed}} (August 2012, October 2023, April 2024, October 2024), Unsourced passages need footnotes {{More citations needed}} (May 2016, April 2018), Clarification needed (November 2018, March 2024) |
| Atarque Sandstone | Low | Start | 1 | ||
| Azurite | Mid | C | 2 | Pages with broken anchors (see article talk page, remove when fixed) | |
| Bass Rock | Low | B | 3 | CS1 errors: missing title, CS1 errors: bare URL | |
| Becscie Formation | Low | Stub | 1 | ||
| Beryl | Mid | C | 5 | 1999 | Potentially dated statements (1999), Cites unreliable sources (October 2023), Dead external links {{dead link}} (October 2023), Unsourced passages need footnotes {{citation needed}} (December 2024) |
| Boston Mountains | Low | Start | 1 | ||
| Botetourt Springs, Virginia | Low | Start | 1 | ||
| Brazeau Bottom | Low | Start | 2 | CS1 errors: missing periodical | |
| Calcite | Mid | C | 1 | ||
| Cambrian explosion | High | B | 7 | June 2008 | Clarification needed (August 2008, January 2019), Factual verification needed (July 2008), Unsourced passages need footnotes {{citation needed}} (June 2008, January 2019, October 2025) |
| Canyon Diablo (meteorite) | High | C | 1 | ||
| Carolina bays | Low | C | 3 | January 2016 | Unsourced passages need footnotes {{More citations needed}} (January 2016), Page number citations needed (September 2023) |
| Caroline Birley | Low | B | 2 | April 2015 | Unsourced passages need footnotes {{More citations needed}} (April 2015) |
| Cataclysmic pole shift hypothesis | Low | Start | 3 | March 2018 | Rewrite needed (March 2018), Vague or ambiguous time (August 2021) |
| Charles Darwin | Mid | FA | 1 | ||
| Chondrodite | Low | C | 1 | ||
| Chonolith | Low | Stub | 2 | CS1 errors: missing periodical | |
| Chuska Sandstone | Low | Start | 1 | ||
| Cinnabar | Mid | C | 5 | July 2015 | Factual verification needed (July 2015), Page number citations needed (July 2015), Unsourced passages need footnotes {{citation needed}} (July 2015, January 2021) |
| Clarence King | High | Start | 2 | April 2023 | Unsourced passages need footnotes {{citation needed}} (April 2023) |
| Continental drift | High | B | 2 | May 2018 | Unsourced passages need footnotes {{citation needed}} (May 2018) |
| Copper Basin (Tennessee) | Mid | GA | 1 | ||
| Denudation | Mid | C | 4 | August 2021 | CS1 errors: missing periodical, Vague or ambiguous time (August 2021), Clarification needed (September 2021) |
| Devil's Rock | Low | Stub | 1 | ||
| Diane Loranger | Low | C | 4 | February 2021 | CS1 errors: missing periodical, Unsourced passages need footnotes {{citation needed}} (February 2021, December 2024) |
| Earthquake | Top | C | 2 | December 2022 | Incomplete citations (December 2022) |
| Electrode array | Low | Stub | 1 | ||
| Ella F. Boyd | Low | Start | 2 | October 2025 | Dead external links {{dead link}} (October 2025) |
| Emerald | Low | C | 3 | June 2022 | Unsourced passages need footnotes {{citation needed}} (June 2022), Factual verification needed (June 2022) |
| Enayat Ahmad | Low | C | 5 | July 2022 | Unsourced passages need footnotes {{citation needed}} (July 2022, August 2022, September 2022), Unsourced passages need footnotes {{More citations needed}} (July 2022) |
| Ernst Cloos | Unknown | C | 1 | ||
| Fault scarp | Mid | Start | 1 | ||
| Felix Andries Vening Meinesz | Mid | C | 1 | ||
| Fjord | High | C | 2 | June 2024 | Cites unreliable sources (June 2024) |
| Flood geology | High | B | 4 | June 2014 | Unsourced passages need footnotes {{citation needed}} (June 2014, December 2018), Pages with broken anchors (see article talk page, remove when fixed) |
| Foraminifera | Mid | C | 1 | ||
| Fossil | Top | B | 6 | August 2014 | Expert attention needed (May 2021), Page number citations needed (August 2014), Too technical (May 2021), Dead external links {{dead link}} (September 2023) |
| Fossil fuel | High | C | 4 | August 2017 | Dead external links {{dead link}} (August 2017, April 2022), Clarification needed (November 2023) |
| Fossils of the Burgess Shale | Mid | GA | 3 | December 2019 | Dead external links {{dead link}} (December 2019), Update needed (September 2024) |
| Frank Coles Phillips | Low | C | 1 | ||
| Frank Fitch Grout | Unknown | C | 1 | ||
| Gallup Sandstone | Low | Start | 1 | ||
| Geologic time scale | Top | B | 5 | April 2022 | Reference errors, Potentially dated statements (April 2022, January 2025), Unsourced passages need footnotes {{More citations needed}} (November 2023) |
| Geology of New Brunswick | Low | Stub | 1 | ||
| Geology of Rhode Island | Low | C | 1 | ||
| Geology of Somerset | Low | GA | 3 | December 2019 | Dead external links {{dead link}} (December 2019, August 2025) |
| Geomorphology | High | B | 2 | June 2014 | Unsourced passages need footnotes {{citation needed}} (June 2014) |
| Georgius Agricola | High | C | 2 | February 2021 | Unsourced passages need footnotes {{citation needed}} (February 2021) |
| Goethite | Low | C | 1 | ||
| Gold mining | Unknown | C | 8 | June 2010 | Unsourced passages need footnotes {{citation needed}} (September 2010, July 2013), Update needed (June 2010), Potentially dated statements (2020), CS1 errors: periodical ignored, Cites unreliable sources (December 2023), Clarification needed (June 2025) |
| Gouffre de la Pierre Saint-Martin | Unknown | B | 1 | ||
| Great Basin | Mid | C | 2 | November 2015 | Unsourced passages need footnotes {{citation needed}} (November 2015) |
| Hanging Rocks | Low | B | 1 | ||
| Harmon Craig | Low | C | 1 | ||
| Harvey H. Nininger | Low | Start | 1 | ||
| Hawaii hotspot | Mid | GA | 1 | ||
| Henry Cavendish | Mid | B | 3 | August 2015 | Unsourced passages need footnotes {{citation needed}} (August 2015), Unsourced passages need footnotes {{More citations needed}} (October 2024) |
| History of geodesy | Mid | C | 9 | November 2011 | Unsourced passages need footnotes {{citation needed}} (November 2011, August 2025, September 2025), Split needed (August 2020), Clarification needed (November 2021), Off-topic sections (November 2021), Self-contradictory articles (February 2022), Dead external links {{dead link}} (June 2023) |
| History of geology | Top | B | 3 | December 2017 | Failed verification (December 2017), Unsourced passages need footnotes {{citation needed}} (January 2024) |
| History of mineralogy | Mid | C | 1 | ||
| Hraschina meteorite | Low | Start | 1 | ||
| Ilek Formation | Low | B | 1 | ||
| Ilmenite | Low | B | 2 | August 2018 | Dead external links {{dead link}} (August 2018) |
| Indo-Gangetic Plain | High | C | 1 | ||
| Inland sea | Mid | Start | 1 | ||
| International Association of Geodesy | Low | C | 1 | ||
| International Latitude Service | Low | Start | 2 | September 2014 | Unsourced passages need footnotes {{More citations needed}} (September 2014) |
| Jean Baptiste Julien d'Omalius d'Halloy | Unknown | C | 3 | January 2009 | Unsourced passages need footnotes {{More citations needed}} (January 2009), Unsourced passages need footnotes {{citation needed}} (March 2024) |
| John Mason Clarke | Low | Stub | 1 | ||
| John William Dawson | Low | Start | 1 | ||
| Karakoram | Unknown | C | 1 | ||
| Katharine Kniskern Mather | Low | Start | 1 | ||
| Keith Runcorn | Mid | Start | 1 | ||
| Kenneth O. Emery | Mid | Start | 1 | ||
| Khaybar | Low | Start | 2 | February 2025 | Expansion needed (February 2025) |
| Kyanite | Mid | Start | 1 | ||
| Land | High | B | 2 | October 2022 | Unsourced passages need footnotes {{citation needed}} (October 2022) |
| Late Pleistocene extinctions | Low | B | 9 | June 2010 | Expert attention needed (March 2023), Unsourced passages need footnotes {{citation needed}} (June 2010, February 2021, March 2024), Dead external links {{dead link}} (February 2020), Style editing needed (March 2023), Page number citations needed (April 2023) |
| Laurasia | High | B | 2 | CS1 errors: periodical ignored | |
| Lewis Caleb Beck | Low | Start | 2 | May 2013 | Has general references but lacks inline footnotes (May 2013) |
| Lidder Valley | Low | Start | 1 | ||
| Llano Estacado | Low | C | 2 | January 2021 | Unsourced passages need footnotes {{citation needed}} (January 2021) |
| Lolab Valley | Low | Start | 2 | August 2012 | Unsourced passages need footnotes {{citation needed}} (August 2012) |
| Losh, Wilson and Bell | Low | GA | 1 | ||
| Louis Agassiz | High | B | 1 | ||
| Low-velocity zone | Mid | Start | 1 | ||
| Marsden Rock | Low | GA | 1 | ||
| Marth (lunar crater) | Low | Start | 1 | ||
| Mary Horner Lyell | Low | Start | 1 | ||
| Meteor Crater | Mid | B | 3 | April 2020 | Accuracy disputes or self-published (April 2020), Dead external links {{dead link}} (March 2024) |
| Meteorite fall | Mid | List | 7 | January 2018 | Dead external links {{dead link}} (January 2018), Update needed (March 2021, January 2025), Unsourced passages need footnotes {{More citations needed}} (March 2021), Too long (March 2021), Potentially dated statements (February 2023) |
| Mid-ocean ridge | High | C | 1 | ||
| Mildred Adams Fenton | Low | Start | 1 | ||
| Mineralogy | Top | C | 1 | ||
| Moenkopi Formation | Low | Start | 2 | May 2020 | Unsourced passages need footnotes {{More citations needed}} (May 2020) |
| Moment magnitude scale | Mid | C | 3 | March 2019 | Unsourced passages need footnotes {{citation needed}} (March 2019, July 2022) |
| Mono–Inyo Craters | Mid | FA | 1 | ||
| Native copper | Mid | Start | 1 | ||
| Natural history | High | C | 3 | March 2018 | Page number citations needed (March 2018), Unsourced passages need footnotes {{citation needed}} (August 2020) |
| Navajo Sandstone | Low | C | 1 | ||
| Oceanic trench | High | B | 1 | ||
| Oliver Perry Hay | Low | Stub | 1 | ||
| Oolitic aragonite sand | Low | Start | 2 | November 2021 | Unsourced passages need footnotes {{More citations needed}} (November 2021) |
| Pacific–Farallon Ridge | Low | Stub | 3 | Coordinates needed, CS1 errors: missing periodical | |
| Paleoflora of the Eocene Okanagan Highlands | Low | B | 2 | July 2025 | Dead external links {{dead link}} (July 2025) |
| Pallasite | Low | C | 2 | Pages with broken anchors (see article talk page, remove when fixed) | |
| Paneth (crater) | Low | Stub | 2 | September 2022 | Notability unclear (September 2022) |
| Peary (crater) | Low | Start | 1 | ||
| Pegmatite | Low | Start | 1 | ||
| Phenocryst | Low | Start | 1 | ||
| Phillip L. Merritt | Mid | B | 1 | ||
| Plagioclase | High | Start | 1 | ||
| Planet | Mid | FA | 2 | April 2025 | Unsourced passages need footnotes {{citation needed}} (April 2025) |
| Portlandite | Low | Stub | 1 | ||
| Project Mohole | High | B | 1 | ||
| Quartz | Top | B | 2 | September 2025 | Unsourced passages need footnotes {{citation needed}} (September 2025) |
| RNA world | Low | C | 4 | May 2009 | Unsourced passages need footnotes {{citation needed}} (May 2009, September 2024), Page number citations needed (March 2021) |
| Ralph Early Grim | Unknown | Start | 4 | March 2022 | CS1 errors: missing periodical, Link rot cleanup (March 2022), Unsourced passages need footnotes {{citation needed}} (August 2023) |
| Raritan Formation | Low | Stub | 1 | ||
| Ray S. Bassler | Low | Stub | 1 | ||
| Reginald Aldworth Daly | Mid | Start | 1 | ||
| Rejection of evolution by religious groups | High | B | 12 | June 2008 | Expansion needed (June 2008), Page number citations needed (May 2014), Vague or ambiguous time (July 2014), Unsourced passages need footnotes {{citation needed}} (July 2014, April 2017, July 2023, January 2024), Factual verification needed (April 2017), Weasel-worded phrases (April 2017), Potentially dated statements (2020), Limited geographic scope (August 2020) |
| Richard Daintree | Low | Start | 1 | ||
| Richard Urquhart Goode | Low | GA | 1 | ||
| Ridge push | Mid | Stub | 1 | ||
| Robert Cameron Mackenzie | Low | Start | 2 | CS1 errors: missing periodical | |
| Rock magnetism | Mid | C | 1 | ||
| Rove Formation | Mid | C | 3 | June 2018 | Dead external links {{dead link}} (June 2018), CS1 errors: missing periodical |
| Rozhdestvenskiy (crater) | Low | Start | 1 | ||
| Saltation (geology) | Mid | Start | 3 | April 2014 | Page number citations needed (April 2014), Unsourced passages need footnotes {{citation needed}} (January 2018) |
| Santa Fe Group (geology) | Low | C | 1 | ||
| Schiehallion experiment | Mid | GA | 2 | January 2021 | Cites unreliable sources (January 2021) |
| Scientific law | Mid | C | 1 | ||
| Scratch hardness | Low | Start | 1 | ||
| Scriptural geologist | Low | B | 3 | May 2012 | Unsourced passages need footnotes {{citation needed}} (May 2012), Pages with broken anchors (see article talk page, remove when fixed) |
| Seismic inverse Q filtering | Low | Start | 2 | February 2013 | Unsourced passages need footnotes {{More citations needed}} (February 2013) |
| Selenite (gypsum) | Mid | C | 3 | March 2021 | Unsourced passages need footnotes {{citation needed}} (March 2021), Dead external links {{dead link}} (April 2023) |
| Serpentinite | High | B | 4 | March 2022 | Update needed (March 2022), Unsourced passages need footnotes {{citation needed}} (July 2022, January 2024) |
| Seychelles microcontinent | Low | Stub | 1 | ||
| Shields formula | Low | Start | 1 | ||
| Sierra Madre Occidental | Low | B | 3 | May 2018 | Dead external links {{dead link}} (May 2018), CS1 errors: requires URL |
| Sind Valley | Low | Start | 2 | February 2019 | Unsourced passages need footnotes {{citation needed}} (February 2019) |
| Smoke Hole Canyon | Low | Start | 5 | September 2011 | Unsourced passages need footnotes {{citation needed}} (September 2011, June 2019), Expansion needed (September 2013, August 2014) |
| Soil formation | Low | Start | 2 | Harv and Sfn no-target errors | |
| Sonoma orogeny | Low | C | 1 | ||
| Spherical harmonics | Mid | B | 3 | December 2017 | Accuracy disputes or self-published (December 2017), Unsourced passages need footnotes {{More citations needed}} (July 2020) |
| Standard linear solid Q model | Low | Start | 2 | April 2013 | Notability unclear (April 2013) |
| Stream competency | Low | Stub | 2 | CS1 errors: generic name | |
| Strike and dip | Mid | B | 1 | ||
| Strukturbericht designation | Low | Start | 1 | ||
| Syenite | High | Start | 4 | December 2014 | Unsourced passages need footnotes {{citation needed}} (December 2014, November 2019, September 2022) |
| Syneresis crack | Low | Start | 1 | ||
| Teschenite | Unknown | C | 1 | ||
| Tetrahedral hypothesis | Low | Start | 2 | CS1 errors: periodical ignored | |
| Thomas S. Lovering | Unknown | C | 2 | CS1 errors: missing periodical | |
| Thompson Island (South Atlantic) | Low | Start | 2 | May 2012 | Unsourced passages need footnotes {{citation needed}} (May 2012) |
| Timeline of the development of tectonophysics (after 1952) | Low | Start | 4 | June 2011 | Cleanup needed (June 2011, June 2011), Dead external links {{dead link}} (July 2018) |
| Timeline of the development of tectonophysics (before 1954) | Low | Start | 6 | June 2011 | Cleanup needed (June 2011, June 2011, October 2011), Prose needed (October 2011), Dead external links {{dead link}} (July 2018) |
| Trempealeau Formation | Low | Stub | 1 | ||
| Turquoise | Mid | B | 7 | June 2007 | Unsourced passages need footnotes {{citation needed}} (June 2007, December 2020), Unsourced passages need footnotes {{More citations needed}} (April 2019, June 2022), Weasel-worded phrases (April 2019), Clarification needed (November 2019) |
| Tytoona Cave | Low | Start | 2 | July 2024 | Unsourced passages need footnotes {{citation needed}} (July 2024) |
| Vatnsdalur | Low | B | 1 | ||
| Victor Goldschmidt | Mid | Start | 1 | ||
| Vishnu Basement Rocks | Low | Start | 2 | August 2025 | Dead external links {{dead link}} (August 2025) |
| Walter M. Elsasser | High | Start | 2 | CS1 errors: periodical ignored | |
| Wang Chongyou | Unknown | B | 1 | ||
| Waste Isolation Pilot Plant | Low | C | 7 | February 2009 | Unsourced passages need footnotes {{citation needed}} (February 2009, May 2016, February 2017, April 2021), Unsourced passages need footnotes {{More citations needed}} (April 2019), Dead external links {{dead link}} (August 2025) |
| Wendell P. Woodring | Low | C | 1 | ||
| West Branch Susquehanna Valley | Low | B | 1 | ||
| William Hamilton (diplomat) | Low | Start | 1 | ||
| William Smith (geologist) | High | B | 1 | ||
| William Thomas Pecora | Low | C | 2 | March 2024 | Unsourced passages need footnotes {{citation needed}} (March 2024) |
| Yellowstone National Park | High | B | 8 | 2017 | Potentially dated statements (2017, 2022), Update needed (March 2021, April 2023), Unsourced passages need footnotes {{citation needed}} (February 2022, September 2025), Dead external links {{dead link}} (June 2025) |
| Yosemite Valley | Mid | C | 4 | March 2015 | Unsourced passages need footnotes {{More citations needed}} (March 2015, July 2022), Vague or ambiguous time (July 2022) |
| Young Earth creationism | High | B | 4 | March 2015 | Unsourced passages need footnotes {{citation needed}} (March 2015, June 2022), Dead external links {{dead link}} (August 2016) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Reactions to the 2008 Sichuan earthquake | Low | B | 6 | March 2016 | Dead external links {{dead link}} (March 2016, June 2017, August 2018), Unsourced passages need footnotes {{citation needed}} (October 2020), Clarification needed (January 2023) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Bass Rock | Low | B | 3 | CS1 errors: missing title, CS1 errors: ISBN date | |
| Beth L. Parker (BLP) | Unknown | Start | 3 | October 2025 | CS1 errors: missing title, Promotional tone (October 2025) |
| Bulletin of the Geological Society of Finland | Low | Stub | 2 | CS1 errors: missing title | |
| Cukang Taneuh | Unknown | Stub | 4 | April 2024 | CS1 errors: missing title, Promotional tone (April 2024), Unsourced passages need footnotes {{citation needed}} (July 2024) |
| Cumorah | Low | B | 3 | July 2025 | CS1 errors: missing title, Cites unreliable sources (July 2025) |
| Groundwater banking | Unknown | Start | 4 | October 2017 | Dead external links {{dead link}} (October 2017), CS1 errors: missing title, Link rot cleanup (March 2022) |
| Hutchinsonite | Low | Stub | 2 | CS1 errors: missing title | |
| Jan Tullis (BLP) | Unknown | Start | 2 | CS1 errors: missing title | |
| List of Global Boundary Stratotype Sections and Points | High | List | 3 | CS1 errors: missing periodical, CS1 errors: missing title | |
| Lower Rio Grande Valley | Low | B | 4 | October 2024 | CS1 errors: missing title, Unsourced passages need footnotes {{citation needed}} (October 2024), Potentially dated statements (2025) |
| Musgravetown Group | Low | Stub | 3 | CS1 errors: missing periodical, CS1 errors: missing title | |
| Nemegt Formation | Low | B | 2 | CS1 errors: missing title | |
| Potsdam Sandstone | Low | C | 2 | CS1 errors: missing title | |
| Qiupa Formation | Mid | C | 2 | CS1 errors: missing title | |
| Valley of Elah | Low | Start | 2 | CS1 errors: missing title |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| John Strong Newberry | Mid | Start | 1 | ||
| Spruce Pine Mining District | High | C | 1 | ||
| Vijay Kumar Raina (BLP) | Low | Stub | 1 | ||
| Washington Formation | Low | Stub | 3 | CS1 errors: missing periodical, CS1 errors: missing title | |
| Woodbine Group | Low | Start | 3 | Coordinates needed, CS1 errors: missing periodical |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Aspen anomaly | Low | C | 1 | ||
| Basanta Kumar Sahu (BLP) | Low | Start | 1 | ||
| Blesa Formation | Low | Stub | 2 | Coordinates needed | |
| Catoctin Formation | Low | B | 2 | November 2019 | Dead external links {{dead link}} (November 2019) |
| Cold seep | Mid | B | 5 | April 2024 | CS1 errors: periodical ignored, Disputed statements (April 2024), Clarification needed (April 2024), Vague or ambiguous time (April 2024) |
| Cretaceous | Top | B | 2 | April 2017 | Unsourced passages need footnotes {{citation needed}} (April 2017) |
| Daniel Parsons (BLP) | Low | Stub | 1 | ||
| David Dale Owen | Low | C | 1 | ||
| Devendra Lal | Low | Stub | 1 | ||
| Diamond inclusions | Low | Start | 1 | ||
| Douiret Formation | Low | Stub | 2 | May 2021 | Dead external links {{dead link}} (May 2021) |
| Drina Formation | Unknown | Stub | 1 | ||
| Eagle Station group | Low | Start | 1 | ||
| Eagle Station meteorite | Low | Stub | 1 | ||
| Earth System Dynamics | Low | Stub | 1 | ||
| Eastern Block of the North China Craton | Low | C | 1 | ||
| Ferdinand von Richthofen | Low | Start | 2 | June 2022 | Has general references but lacks inline footnotes (June 2022) |
| Florida Reef | Low | C | 1 | ||
| Geological Museum | Low | C | 2 | July 2024 | Unsourced passages need footnotes {{citation needed}} (July 2024) |
| Geological Survey of South Australia | Low | Stub | 1 | ||
| Geology of the Bay of Biscay | Unknown | Start | 1 | ||
| Geoscience Australia | Low | Start | 2 | March 2022 | Link rot cleanup (March 2022) |
| Goose Fiord Formation | Unknown | Stub | 1 | ||
| Helen M. Duncan | Low | C | 2 | October 2015 | Unsourced passages need footnotes {{citation needed}} (October 2015) |
| Higuerueles Formation | Low | Stub | 1 | ||
| International Association for Engineering Geology and the Environment | Low | C | 3 | July 2021 | Cleanup needed (July 2021, July 2021) |
| Keratophyre | Unknown | Stub | 1 | ||
| Lapworth Museum of Geology | Low | Start | 2 | August 2021 | Unsourced passages need footnotes {{citation needed}} (August 2021) |
| List of carbon capture and storage projects | Mid | C | 10 | 2014 | Potentially dated statements (2014, 2018, 2019), Update needed (February 2019, May 2019, June 2019, October 2021), Dead external links {{dead link}} (August 2019), Cites unreliable sources (October 2021) |
| Los Angeles (meteorite) | Low | Start | 1 | ||
| Lynas | Low | Start | 2 | September 2021 | Dead external links {{dead link}} (September 2021) |
| Mantle convection | Mid | C | 1 | ||
| Matthew Bennett (geographer) (BLP) | Low | Stub | 1 | ||
| Microcracks in rock | Low | C | 2 | November 2019 | Orphaned (November 2019) |
| Middlesboro crater | Low | Start | 2 | May 2010 | Unsourced passages need footnotes {{citation needed}} (May 2010) |
| National Parks in Idaho | Low | C | 1 | ||
| Neo-creationism | High | B | 3 | 2015 | Potentially dated statements (2015), Update needed (April 2025) |
| North West Shelf Operational Oceanographic System | Low | Stub | 1 | ||
| Panasqueira | Mid | Start | 8 | May 2017 | Unsourced passages need footnotes {{More citations needed}} (May 2017), Has general references but lacks inline footnotes (August 2017), Too technical (August 2023), Weasel-worded phrases (August 2023), Vague or ambiguous time (August 2023), Failed verification (August 2023), Unsourced passages need footnotes {{citation needed}} (August 2023) |
| Patricia Dove (BLP) | Low | C | 2 | April 2022 | Unsourced passages need footnotes {{citation needed}} (April 2022) |
| Plastiglomerate | Unknown | C | 2 | June 2022 | Cites unreliable sources (June 2022) |
| Rantau Abang | Low | Stub | 1 | ||
| Richard Owen (geologist) | Low | C | 1 | ||
| Riphean age | Low | Stub | 1 | ||
| Salt glacier | Low | C | 1 | ||
| Santa Clara Volcano | Low | Stub | 1 | ||
| Sediment gravity flow | Mid | Start | 1 | ||
| Sierra Perenchiza Formation | Low | Stub | 1 | ||
| Singing sand | Mid | C | 1 | ||
| Stassfurt Formation | Low | Stub | 1 | ||
| Stream competency | Low | Stub | 2 | CS1 errors: ISBN date | |
| Sulfate-methane transition zone | Low | C | 1 | ||
| Taraises Formation | Low | Stub | 1 | ||
| Trout Valley Formation | Low | Stub | 1 | ||
| Tummalapalle uranium mine | Mid | Start | 3 | March 2012 | Dead external links {{dead link}} (March 2012), CS1 errors: missing periodical |
| Upper mantle body | Mid | Start | 1 | ||
| Villar del Arzobispo Formation | Low | B | 1 | ||
| Wafra oil field | Unknown | Stub | 1 | ||
| Wendy Mao (BLP) | Low | Start | 1 | ||
| William W. Hay | Unknown | Start | 1 | ||
| Willow project | Mid | B | 1 | ||
| Willowvale Shale | Low | Stub | 1 |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Magnesian Limestone | Unknown | Start | 1 | ||
| UNESCO Global Geoparks | Low | List | 3 | May 2022 | Clarification needed (May 2022), Update needed (August 2022) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 1139 Ganja earthquake | Low | Start | 1 | ||
| 1585 Aleutian Islands earthquake | Low | C | 1 | ||
| Aeronian | Low | Stub | 1 | ||
| Aguas Zarcas volcanic field | Low | Start | 1 | ||
| Alaska North Slope basin | Low | C | 1 | ||
| Alva C. Ellisor | Unknown | C | 1 | ||
| Analogue modelling (geology) | Mid | C | 1 | ||
| Animikie Group | Low | B | 3 | July 2017 | Dead external links {{dead link}} (July 2017, November 2018) |
| Ann Sabina | Low | C | 1 | ||
| Anna Jespersen | Low | Start | 1 | ||
| Appalachia (landmass) | Low | B | 4 | October 2024 | CS1 errors: requires URL, Style editing needed (October 2024), CS1 errors: ISBN date |
| Ashe Metamorphic Suite | Unknown | C | 1 | ||
| Astoria Formation | Low | Stub | 4 | February 2023 | CS1 errors: missing title, Expansion needed (February 2023), Unsourced passages need footnotes {{citation needed}} (February 2023) |
| Avogadrite | Low | Stub | 1 | ||
| Bajo de Véliz Formation | Low | Start | 1 | ||
| Bald Eagle Formation | Low | Start | 1 | ||
| Baldy Mining District | Low | Start | 1 | ||
| Banded iron formation | Top | GA | 2 | 2006 | Potentially dated statements (2006) |
| Bicroft Mine | Low | C | 1 | ||
| Big Dan Mine | Low | B | 2 | July 2017 | Dead external links {{dead link}} (July 2017) |
| Biori Valley | Low | Stub | 1 | ||
| Black Peaks Formation | Low | Stub | 1 | ||
| Bloomsburg Formation | Low | B | 1 | ||
| Blufftown Formation | Low | Stub | 1 | ||
| Bokkeveld Group | Low | C | 1 | ||
| Bone Cabin Quarry | Low | Start | 1 | ||
| Brazeau Bottom | Low | Start | 2 | CS1 errors: ISBN date | |
| Brushy Butte | Low | Stub | 1 | ||
| Buntsandstein | Mid | Start | 2 | November 2016 | Dead external links {{dead link}} (November 2016) |
| Caldasite | Low | Start | 1 | ||
| Canada Basin | Mid | Stub | 1 | ||
| Canadian Arctic Rift System | Mid | B | 2 | CS1 errors: periodical ignored | |
| Canadian Cascade Arc | Mid | B | 1 | ||
| Carboniferous rainforest collapse | Low | C | 2 | June 2025 | Unsourced passages need footnotes {{More citations needed}} (June 2025) |
| Celina A. Suarez (BLP) | Low | Start | 1 | ||
| Central Montana Alkalic Province | Low | C | 1 | ||
| Central Valley (California) | Low | B | 10 | January 2017 | Unsourced passages need footnotes {{More citations needed}} (January 2017, May 2021, December 2022, May 2024), Unsourced passages need footnotes {{citation needed}} (December 2020, May 2021, January 2022), Vague or ambiguous time (May 2024), Page number citations needed (March 2025) |
| Cerro Bandera Formation | Mid | B | 2 | August 2024 | Cites unreliable sources (August 2024) |
| Chalk | Low | C | 1 | ||
| Chamita Formation | Low | Stub | 1 | ||
| Charles Alfred Anderson | Low | Stub | 4 | March 2021 | Reference errors, Expansion needed (March 2021, February 2025) |
| Charles W. Gilmore | Mid | Start | 1 | ||
| Chemical cycling | Mid | Start | 1 | ||
| Chena Hot Springs (thermal mineral springs) | Low | Start | 1 | ||
| Chevron (land form) | Low | Stub | 2 | February 2019 | Style editing needed (February 2019) |
| Chiayi–Tainan Plain | Low | C | 2 | August 2017 | Dead external links {{dead link}} (August 2017) |
| Chichinales Formation | Mid | B | 1 | ||
| Chonolith | Low | Stub | 2 | CS1 errors: ISBN date | |
| Christina Lochman-Balk | Low | B | 1 | ||
| Chronological dating | High | C | 1 | ||
| Cimmeria (continent) | Mid | Start | 5 | July 2016 | Expansion needed (July 2016), Unsourced passages need footnotes {{More citations needed}} (November 2016), Unsourced passages need footnotes {{citation needed}} (February 2023), Dead external links {{dead link}} (January 2025) |
| Coal ball | Mid | GA | 1 | ||
| Coal mining in Nepal | Low | Start | 2 | May 2024 | Clarification needed (May 2024) |
| Community Surface Dynamics Modeling System | Low | Stub | 1 | ||
| Compton Glacier | Low | C | 1 | ||
| Council Grove Group | Low | Stub | 1 | ||
| Crosshole sonic logging | Low | Start | 1 | ||
| CyborgNest | Unknown | Start | 4 | October 2022 | Orphaned (October 2022), Reference cleanup (October 2022), Dead external links {{dead link}} (January 2024) |
| Debolt Formation | Low | Start | 1 | ||
| Debra Kimiko Nishida (BLP) | Unknown | C | 4 | October 2023 | Orphaned (October 2023), Vague or ambiguous time (October 2023), Unsourced passages need footnotes {{citation needed}} (October 2023) |
| Decennial Mineral Exploration Conferences | Low | Stub | 2 | June 2018 | Notability unclear (June 2018) |
| Denudation | Mid | C | 4 | August 2021 | Vague or ambiguous time (August 2021), Clarification needed (September 2021), CS1 errors: ISBN date |
| Detroit Seamount | Low | Start | 1 | ||
| Diane Loranger | Low | C | 4 | February 2021 | Unsourced passages need footnotes {{citation needed}} (February 2021, December 2024), CS1 errors: ISBN date |
| Dixie Lee Bryant | Unknown | Start | 1 | ||
| Doig Formation | Low | Start | 1 | ||
| Douglas Allan | Low | Start | 1 | ||
| Dove Spring Formation | Low | Start | 1 | ||
| Drakensberg Group | Unknown | C | 1 | ||
| Earth Science Education Unit | Unknown | Start | 1 | ||
| Earth's inner core | High | B | 7 | May 2007 | Unsourced passages need footnotes {{citation needed}} (May 2007, March 2019, October 2020, July 2023, June 2025), Clarification needed (March 2023) |
| EarthScope | Mid | C | 2 | CS1 errors: missing title | |
| Eastern margin of the Sea of Japan | Low | Start | 1 | ||
| Edmund Otis Hovey | Low | Start | 2 | August 2025 | Link rot cleanup (August 2025) |
| Environmental impact of fracking in the United States | Low | C | 10 | April 2013 | Unsourced passages need footnotes {{citation needed}} (March 2014, April 2015), Cites unreliable sources (September 2014), Failed verification (April 2013), Clarification needed (July 2015, April 2019), Update needed (March 2017), Potentially dated statements (February 2019), Dead external links {{dead link}} (August 2019) |
| Eoarchean geology | Unknown | C | 7 | December 2017 | Self-contradictory articles (December 2017), Failed verification (December 2017), Cleanup needed (February 2023, February 2023), Clarification needed (February 2023), CS1 errors: periodical ignored |
| Eodicynodon Assemblage Zone | Low | Stub | 1 | ||
| Erfurt Formation | Low | Start | 1 | ||
| Ernest Henry Nickel | Mid | Start | 1 | ||
| Escondido Formation | Low | Stub | 1 | ||
| Eudialyte group | Low | Stub | 2 | January 2014 | Has general references but lacks inline footnotes (January 2014) |
| Eureka Sound Group | Low | Stub | 1 | ||
| Eutaw Formation | Low | Start | 1 | ||
| Evgeny Maleev | Low | Stub | 1 | ||
| Exmouth Plateau | Low | B | 1 | ||
| Fanny Carter Edson | Low | Start | 2 | November 2016 | Unsourced passages need footnotes {{More citations needed}} (November 2016) |
| Fault zone hydrogeology | Low | B | 1 | ||
| Ferruginous Sands | Low | Stub | 1 | ||
| Fisk Holbrook Day | Low | Start | 2 | December 2019 | Dead external links {{dead link}} (December 2019) |
| Fort Union Formation | Low | Start | 1 | ||
| Four Mile Dam Formation | Low | Stub | 1 | ||
| Fracking in the United Kingdom | Low | C | 13 | March 2016 | Clarification needed (March 2016, March 2017, April 2017), Original research (March 2016, March 2017), Failed verification (March 2016), Unsourced passages need footnotes {{citation needed}} (March 2016, December 2016, March 2017, April 2017), CS1 errors: periodical ignored, Link rot cleanup (August 2025) |
| Franconia Formation | Unknown | Stub | 2 | October 2017 | Unsourced passages need footnotes {{More citations needed}} (October 2017) |
| Gallobeudantite | Low | C | 1 | ||
| Gangapur Formation | Low | Start | 1 | ||
| Gas-rich meteorites | Unknown | Start | 2 | April 2025 | Clarification needed (April 2025) |
| Geological mapping of Georgia (U.S. state) | Mid | GA | 1 | ||
| Geology of Guatemala | Unknown | Stub | 1 | ||
| Geology of Hertfordshire | Low | Start | 1 | ||
| Geology of Manitoba | Unknown | Stub | 1 | ||
| Geology of Mayotte | Low | Start | 1 | ||
| Geology of Myanmar | Mid | B | 1 | ||
| Geology of Nicaragua | Unknown | Start | 1 | ||
| Geology of North America | Mid | C | 2 | May 2013 | Unsourced passages need footnotes {{citation needed}} (May 2013) |
| Geology of Russia | Mid | Start | 5 | March 2013 | Unsourced passages need footnotes {{citation needed}} (March 2013, December 2019), Dead external links {{dead link}} (January 2017), CS1 errors: periodical ignored |
| Geology of Saint Pierre and Miquelon | Unknown | Stub | 1 | ||
| Geology of South Korea | High | Start | 1 | ||
| Geology of Venezuela | Unknown | Start | 1 | ||
| Geology of Wisconsin | Low | Start | 2 | December 2020 | Unsourced passages need footnotes {{More citations needed}} (December 2020) |
| Geology of the Australian Capital Territory | Low | B | 2 | June 2007 | Unsourced passages need footnotes {{citation needed}} (June 2007) |
| Geology of the United Arab Emirates | Low | Start | 2 | December 2018 | Unsourced passages need footnotes {{citation needed}} (December 2018) |
| Geology of the southern North Sea | Unknown | C | 2 | July 2018 | Clarification needed (July 2018) |
| Georg Baur | Low | Stub | 1 | ||
| Geothermal activity | High | C | 2 | March 2025 | Unsourced passages need footnotes {{citation needed}} (March 2025) |
| Giant current ripples | Low | C | 1 | ||
| Gillian Foulger (BLP) | Low | C | 1 | ||
| Glacial erratic | Mid | C | 2 | May 2022 | Clarification needed (May 2022) |
| Glen Canyon Group | Low | Stub | 1 | ||
| Gravel Point Formation | Low | Stub | 1 | ||
| Green River Formation | Mid | C | 1 | ||
| Greenhouse and icehouse Earth | High | C | 3 | April 2009 | Unsourced passages need footnotes {{citation needed}} (April 2009, June 2012) |
| Greenland plate | Low | Start | 2 | 2009 | Potentially dated statements (2009) |
| Grouse Creek block | Low | Start | 1 | ||
| Growth fault | Mid | Start | 1 | ||
| Gulf of Corinth basin | Unknown | C | 1 | ||
| Gunflint chert | High | Start | 1 | ||
| Gunz-Haslach interglacial | Mid | Start | 1 | ||
| Hawaii Undersea Research Laboratory | Low | C | 3 | July 2024 | Dead external links {{dead link}} (July 2024, August 2025) |
| Hertfordshire puddingstone | Low | Start | 2 | November 2021 | Cites unreliable sources (November 2021) |
| Hiwegi Formation | Low | B | 1 | ||
| Holly Michael (BLP) | Low | C | 1 | ||
| Holocene | High | B | 3 | May 2012 | Unsourced passages need footnotes {{citation needed}} (May 2012), Potentially dated statements (April 2023) |
| Hotspot (geology) | High | Start | 1 | ||
| Hunsrück Slate | Mid | C | 1 | ||
| Hydrothermal mineral deposit | Low | B | 2 | December 2018 | Clarification needed (December 2018) |
| Hydrothermal vent | Mid | C | 7 | August 2019 | Page number citations needed (August 2019), Unsourced passages need footnotes {{citation needed}} (August 2019, February 2023, February 2025), Incomplete citations (August 2019), CS1 errors: periodical ignored |
| Ian Plimer (BLP) | Low | B | 6 | April 2011 | Unsourced passages need footnotes {{citation needed}} (April 2011), Cites unreliable sources (August 2022, September 2023), BLP articles lacking sources (August 2022), Factual verification needed (August 2022) |
| Iberian Pyrite Belt | Low | C | 1 | ||
| Ikaite | Low | B | 1 | ||
| Impact event | High | B | 8 | December 2013 | Unsourced passages need footnotes {{citation needed}} (December 2013, February 2015, June 2018), Disputed statements (January 2017), Accuracy disputes or self-published (February 2017, February 2017), Dead external links {{dead link}} (December 2023) |
| Induced seismicity | Mid | C | 6 | January 2021 | Unsourced passages need footnotes {{citation needed}} (January 2021), Unsourced passages need footnotes {{More citations needed}} (January 2021), Dead external links {{dead link}} (October 2023, July 2025, August 2025) |
| Industrial mineral | Mid | Start | 2 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023) |
| Insect paleobiota of Burmese amber | Low | List | 1 | ||
| Isabel Bassett Wasson | Low | Start | 1 | ||
| Jack Souther | Mid | C | 3 | CS1 errors: requires URL, CS1 errors: periodical ignored | |
| Jillian Banfield (BLP) | Low | C | 1 | ||
| Jiufotang Formation | Low | B | 1 | ||
| John Frank Schairer | Unknown | Start | 1 | ||
| Joseph G. Medlicott | Low | Start | 2 | December 2024 | Dead external links {{dead link}} (December 2024) |
| Juana Cortelezzi | Unknown | C | 2 | April 2023 | Dead external links {{dead link}} (April 2023) |
| Juniata Formation | Low | Start | 1 | ||
| Katberg Formation | Low | C | 1 | ||
| Kidwellite | Low | C | 1 | ||
| Kirkwood Formation | Low | Start | 1 | ||
| Kirtley F. Mather | Low | Stub | 3 | February 2020 | Dead external links {{dead link}} (February 2020), Unsourced passages need footnotes {{citation needed}} (July 2025) |
| Kizil Caves | Low | B | 2 | May 2024 | Dead external links {{dead link}} (May 2024) |
| Kristoffer Szilas (BLP) | Low | Start | 1 | ||
| Lake Toba | High | GA | 4 | August 2024 | Articles using infobox body of water without alt, Articles using infobox body of water without pushpin map alt, Unsourced passages need footnotes {{citation needed}} (August 2024) |
| Lava tube | Low | Start | 1 | ||
| Leaky transform fault | Low | Start | 1 | ||
| Lexington Limestone | Low | Stub | 1 | ||
| List of Global Boundary Stratotype Sections and Points | High | List | 3 | CS1 errors: missing title, CS1 errors: bare URL | |
| List of largest volcanic eruptions | Mid | FL | 2 | September 2015 | Incomplete lists (September 2015) |
| List of quarries in the United States | Low | List | 1 | ||
| Livingston Formation | Low | Stub | 1 | ||
| Lockatong Formation | Low | Start | 2 | July 2010 | Expansion needed (July 2010) |
| Lomas Coloradas Formation | Low | Stub | 1 | ||
| Lopez de Bertodano Formation | High | C | 1 | ||
| Louise Jordan | Low | Start | 1 | ||
| Lueders Formation | Low | Stub | 1 | ||
| Lusitanian Basin | Low | C | 1 | ||
| Lwandle plate | Mid | C | 1 | ||
| Manganese cycle | Low | Stub | 1 | ||
| Marcellus Formation | Low | GA | 4 | October 2012 | Dead external links {{dead link}} (October 2012, January 2017, August 2025) |
| Margo Edwards (BLP) | Low | Start | 2 | October 2021 | Cites unreliable sources (October 2021) |
| Maria Antonieta Lorente (BLP) | Unknown | C | 2 | April 2021 | Style editing needed (April 2021) |
| Marine flooding surface | Low | Stub | 1 | ||
| Marine geology | High | Start | 3 | April 2024 | Clarification needed (April 2024), Unsourced passages need footnotes {{citation needed}} (April 2024) |
| Marlbrook Marl | Low | Stub | 1 | ||
| Mary Louise Rhodes | Low | C | 1 | ||
| Mazatzal orogeny | Low | C | 1 | ||
| McMurray Formation | Low | Start | 1 | ||
| Megabias | Low | Start | 2 | February 2021 | Clarification needed (February 2021) |
| Meltwater pulse 1A | Low | Start | 1 | ||
| Meruda Takkar | Low | Start | 1 | ||
| Mezquital Valley | Unknown | C | 1 | ||
| Michael Lehning (BLP) | Low | Start | 3 | May 2021 | Orphaned (May 2021), Clarification needed (May 2021) |
| Michigan Geological Survey | Low | C | 1 | ||
| Midcontinent Rift System | Mid | C | 1 | ||
| Mineral collecting | Mid | Start | 2 | February 2021 | Unsourced passages need footnotes {{citation needed}} (February 2021) |
| Miriam Baltuck (BLP) | Low | Start | 3 | June 2021 | BLP articles lacking sources (June 2021), Orphaned (June 2021) |
| Molteno Formation | Low | Start | 1 | ||
| Monroe Creek Formation | Low | Stub | 1 | ||
| Morro Solar Group | Low | Stub | 1 | ||
| Mount Diablo Thrust Fault | Low | Start | 1 | ||
| Mount Meager massif | Low | B | 1 | ||
| Mount Seir | Low | Start | 1 | ||
| Munising Group | Low | Stub | 1 | ||
| Musgravetown Group | Low | Stub | 3 | CS1 errors: missing title, CS1 errors: bare URL | |
| Nanjemoy Formation | Low | Stub | 2 | January 2024 | Rewrite needed (January 2024) |
| Navesink Formation | Low | Stub | 1 | ||
| Norman Leslie Falcon | Low | C | 1 | ||
| Norway Point Formation | Low | Stub | 1 | ||
| Numerical modeling (geology) | Mid | C | 1 | ||
| Obsidian hydration dating | Low | Start | 1 | ||
| Officer Basin | Low | B | 1 | ||
| Oil shale reserves | Mid | C | 1 | ||
| Orogenic gold deposit | Low | C | 5 | May 2023 | Unsourced passages need footnotes {{citation needed}} (May 2023), CS1 errors: periodical ignored, Clarification needed (May 2024), Dead external links {{dead link}} (August 2025) |
| Overdeepening | Mid | Start | 1 | ||
| Pacific–Farallon Ridge | Low | Stub | 3 | Coordinates needed, CS1 errors: ISBN date | |
| Paleobiota of the Morrison Formation | Mid | List | 2 | February 2025 | Unsourced passages need footnotes {{citation needed}} (February 2025) |
| Palo Duro basin | Low | Start | 1 | ||
| Panther Mountain Formation | Low | Stub | 1 | ||
| Parasequence | Low | Start | 1 | ||
| Peak oil | High | C | 6 | 2022 | CS1 errors: requires URL, Potentially dated statements (2022), Unsourced passages need footnotes {{citation needed}} (January 2024), Factual verification needed (October 2024), Update needed (January 2025) |
| Picrite basalt | Mid | Start | 1 | ||
| Pismo Formation | Low | Stub | 1 | ||
| Platteville Limestone | Low | C | 1 | ||
| Pockmark (geology) | Low | Stub | 1 | ||
| Pulpit Rocks | Unknown | Start | 1 | ||
| Qinling orogenic belt | Low | C | 2 | May 2020 | Dead external links {{dead link}} (May 2020) |
| Quatsino Limestone | Low | Stub | 2 | March 2019 | Orphaned (March 2019) |
| Ralph Early Grim | Unknown | Start | 4 | March 2022 | Link rot cleanup (March 2022), Unsourced passages need footnotes {{citation needed}} (August 2023), CS1 errors: ISBN date |
| Randi Martinsen (BLP) | Low | Start | 3 | December 2020 | Promotional tone (December 2020), Style editing needed (December 2020) |
| Random Formation | Low | Stub | 2 | Coordinates needed | |
| Reef | Mid | Start | 3 | February 2021 | Expansion needed (February 2021), Clarification needed (November 2024) |
| Rio Grande rift | Mid | C | 1 | ||
| Rio do Rasto Formation | Low | Stub | 1 | ||
| Ritesh Arya (BLP) | Low | Start | 2 | February 2023 | Cites unreliable sources (February 2023) |
| River bank failure | Low | C | 2 | June 2021 | Limited geographic scope (June 2021) |
| Robert Cameron Mackenzie | Low | Start | 2 | CS1 errors: ISBN date | |
| Robert McQuillin (BLP) | Low | Stub | 2 | December 2016 | Unsourced passages need footnotes {{citation needed}} (December 2016) |
| Rockport Quarry Limestone | Low | Stub | 1 | ||
| Rockslide Formation | Low | Stub | 1 | ||
| Roddon | Low | Start | 1 | ||
| Rove Formation | Mid | C | 3 | June 2018 | Dead external links {{dead link}} (June 2018), CS1 errors: ISBN date |
| San Bernardino Valley | Low | C | 4 | November 2011 | Dead external links {{dead link}} (November 2011), Unsourced passages need footnotes {{More citations needed}} (December 2015), Promotional tone (December 2015) |
| San Jose Formation | Low | Start | 1 | ||
| Santa Clara valley aquifer | Low | Start | 2 | October 2024 | Vague or ambiguous time (October 2024) |
| Sao Khua Formation | Low | B | 2 | October 2022 | Unsourced passages need footnotes {{citation needed}} (October 2022) |
| Sarmiento Formation | Mid | B | 1 | ||
| Savage Mountain | Low | Start | 2 | CS1 errors: periodical ignored | |
| Schoonmaker Reef | Mid | C | 1 | ||
| Scovern Hot Springs | Low | B | 1 | ||
| Serra da Cangalha | Low | Stub | 1 | ||
| Sespe Formation | Low | C | 2 | May 2018 | Dead external links {{dead link}} (May 2018) |
| Shear wave splitting | Mid | B | 2 | December 2024 | Dead external links {{dead link}} (December 2024) |
| Shrawan Danda | Low | Start | 2 | Coordinates needed | |
| Silicification | Low | C | 1 | ||
| Sintering | Mid | C | 5 | September 2012 | Clarification needed (September 2012), Has general references but lacks inline footnotes (October 2022), Unsourced passages need footnotes {{More citations needed}} (July 2023), Original research (September 2024) |
| Skarn | Low | Start | 1 | ||
| Slope stability | Mid | B | 1 | ||
| Socorro Basin | Unknown | Start | 1 | ||
| Soil erosion | Mid | C | 4 | April 2012 | Expansion needed (April 2012), Unsourced passages need footnotes {{citation needed}} (October 2017), Dead external links {{dead link}} (May 2023) |
| Soil sealing | Low | Stub | 1 | ||
| Soil sloughing | Low | Stub | 2 | January 2018 | Accuracy disputes or self-published (January 2018) |
| Stalactite | Low | Start | 3 | November 2019 | Clarification needed (November 2019), Unsourced passages need footnotes {{citation needed}} (August 2021) |
| Steamboat Springs (Nevada) | Low | Stub | 1 | ||
| Stillwater igneous complex | Low | Start | 1 | ||
| Sunda Arc | Mid | Start | 2 | CS1 errors: missing title | |
| Sundays River Formation | Low | Stub | 1 | ||
| Supervolcano | Mid | Start | 2 | October 2022 | Unsourced passages need footnotes {{citation needed}} (October 2022) |
| Susan M. Cunningham (BLP) | Unknown | C | 1 | ||
| Sweet Home Mine | Low | Start | 1 | ||
| Sweet crude oil | Low | Start | 2 | August 2008 | Incomplete lists (August 2008) |
| Sweetwater Formation | Low | Stub | 1 | ||
| Taphonomy | Top | C | 8 | April 2011 | Unsourced passages need footnotes {{More citations needed}} (April 2011), Unsourced passages need footnotes {{citation needed}} (January 2017, April 2021), Clarification needed (February 2018, August 2018), Factual verification needed (April 2021), Page number citations needed (April 2021) |
| Teekloof Formation | Unknown | C | 1 | ||
| Temagami Greenstone Belt | Mid | B | 1 | ||
| Thomas S. Lovering | Unknown | C | 2 | CS1 errors: ISBN date | |
| Tioga Bentonites | Low | Start | 1 | ||
| Tlapallite | Low | Stub | 1 | ||
| Trace metal stable isotope biogeochemistry | Low | B | 2 | July 2020 | Expansion needed (July 2020) |
| Trans-Hudson orogeny | High | C | 1 | ||
| Traverse Group | Low | Stub | 1 | ||
| Tropic Shale | Low | Stub | 1 | ||
| Tropidostoma Assemblage Zone | Low | B | 1 | ||
| Tukwila Formation | Low | Stub | 2 | March 2020 | Unsourced passages need footnotes {{citation needed}} (March 2020) |
| Tummalapalle uranium mine | Mid | Start | 3 | March 2012 | Dead external links {{dead link}} (March 2012), CS1 errors: generic name |
| Tuscarora Sandstone | Low | Start | 1 | ||
| U-shaped valley | Low | Start | 1 | ||
| Uranium mining in the Elliot Lake area | Low | B | 1 | ||
| Uses of radioactivity in oil and gas wells | Low | Start | 1 | ||
| Val Verde Basin | Low | Start | 2 | July 2020 | Unsourced passages need footnotes {{citation needed}} (July 2020) |
| Van Hise Rock | Unknown | Start | 1 | ||
| Vargeão Dome | Low | Stub | 1 | ||
| Varve | Low | Start | 3 | April 2017 | Unsourced passages need footnotes {{citation needed}} (April 2017), Dead external links {{dead link}} (August 2025) |
| Wapiti Formation | Low | B | 3 | May 2021 | Coordinates needed, Dead external links {{dead link}} (May 2021) |
| Warm little pond | Low | B | 3 | December 2023 | CS1 errors: periodical ignored, Categories needed (December 2023) |
| Washington Formation | Low | Stub | 3 | CS1 errors: external links, CS1 errors: missing title | |
| Water management in Greater Mexico City | Low | B | 3 | August 2025 | Pages with broken anchors (see article talk page, remove when fixed), Dead external links {{dead link}} (August 2025) |
| Wei Lijie (scientist) (BLP) | Low | Start | 1 | ||
| Western Canada Sedimentary Basin | Mid | B | 1 | ||
| William Dixon West | Unknown | Start | 1 | ||
| Wills Creek Formation | Low | Start | 1 | ||
| Wind River Formation | Low | Stub | 1 | ||
| Wind-wave dissipation | Unknown | Start | 3 | March 2014 | Unsourced passages need footnotes {{More citations needed}} (March 2014), Clarification needed (March 2014) |
| Women in geology | Mid | List | 1 | ||
| Woodbine Group | Low | Start | 3 | Coordinates needed, CS1 errors: external links | |
| Woodville Karst Plain Project | Mid | C | 1 | ||
| Yazoo stream | Low | Stub | 2 | August 2025 | Dead external links {{dead link}} (August 2025) |
| Åke Sundborg | Low | Start | 2 | October 2024 | Dead external links {{dead link}} (October 2024) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| American Journal of Science | Low | Start | 4 | November 2024 | Cite NIE template missing title parameter, Unsourced passages need footnotes {{citation needed}} (November 2024), Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Astoria Formation | Low | Stub | 4 | February 2023 | CS1 errors: missing periodical, Expansion needed (February 2023), Unsourced passages need footnotes {{citation needed}} (February 2023) |
| Bass Rock | Low | B | 3 | CS1 errors: bare URL, CS1 errors: ISBN date | |
| Beth L. Parker (BLP) | Unknown | Start | 3 | October 2025 | CS1 errors: bare URL, Promotional tone (October 2025) |
| British Mid-Ocean Ridge Initiative | Unknown | B | 1 | ||
| Bulletin of the Geological Society of Finland | Low | Stub | 2 | CS1 errors: bare URL | |
| Celâl Şengör (BLP) | Low | C | 3 | November 2016 | Dead external links {{dead link}} (November 2016, December 2017) |
| Cliff House Sandstone | Low | Start | 2 | CS1 errors: periodical ignored | |
| Cukang Taneuh | Unknown | Stub | 4 | April 2024 | CS1 errors: bare URL, Promotional tone (April 2024), Unsourced passages need footnotes {{citation needed}} (July 2024) |
| Cumorah | Low | B | 3 | July 2025 | CS1 errors: bare URL, Cites unreliable sources (July 2025) |
| Duftite | Low | C | 1 | ||
| EarthScope | Mid | C | 2 | CS1 errors: missing periodical | |
| Eileen Hendriks | Low | Start | 1 | ||
| Emery (rock) | Low | Start | 1 | ||
| Emil Cohen | Low | Start | 2 | Cite NIE template missing title parameter | |
| Frederick James Hamilton Merrill | Low | Stub | 2 | Cite NIE template missing title parameter | |
| Geology of the Ellsworth Mountains | Low | C | 1 | ||
| Groundwater banking | Unknown | Start | 4 | October 2017 | Dead external links {{dead link}} (October 2017), CS1 errors: bare URL, Link rot cleanup (March 2022) |
| Helen M. Martin | Low | C | 1 | ||
| Hosselkus Limestone | Unknown | B | 1 | ||
| Hutchinsonite | Low | Stub | 2 | CS1 errors: bare URL | |
| Jan Tullis (BLP) | Unknown | Start | 2 | CS1 errors: bare URL | |
| Kula-Salihli Geopark | Unknown | Start | 2 | CS1 errors: periodical ignored | |
| List of Global Boundary Stratotype Sections and Points | High | List | 3 | CS1 errors: missing periodical, CS1 errors: bare URL | |
| Lower Rio Grande Valley | Low | B | 4 | October 2024 | CS1 errors: bare URL, Unsourced passages need footnotes {{citation needed}} (October 2024), Potentially dated statements (2025) |
| Magmatism along strike-slip faults | Mid | C | 4 | June 2024 | CS1 errors: periodical ignored, Orphaned (June 2024), Page number citations needed (August 2024) |
| Musgravetown Group | Low | Stub | 3 | CS1 errors: missing periodical, CS1 errors: bare URL | |
| Nemegt Formation | Low | B | 2 | CS1 errors: bare URL | |
| North China Craton | Low | C | 2 | CS1 errors: periodical ignored | |
| Oliver C. Farrington | Low | Start | 2 | Cite NIE template missing title parameter | |
| Photochromism | Low | C | 2 | CS1 errors: periodical ignored | |
| Potsdam Sandstone | Low | C | 2 | CS1 errors: bare URL | |
| Qiupa Formation | Mid | C | 2 | CS1 errors: bare URL | |
| Sierra Bayas Group | Unknown | Start | 1 | ||
| Siliceous ooze | Mid | C | 2 | September 2019 | Factual verification needed (September 2019) |
| Sunda Arc | Mid | Start | 2 | CS1 errors: missing periodical | |
| Tasmanite (tektite) | Low | B | 1 | ||
| Toluca Valley | Low | B | 1 | ||
| Valley of Elah | Low | Start | 2 | CS1 errors: bare URL | |
| Wasatch Formation | Mid | C | 1 | ||
| Washington Formation | Low | Stub | 3 | CS1 errors: external links, CS1 errors: missing periodical | |
| Windimurra intrusion | Low | Start | 1 |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 1886 Peloponnese earthquake | Low | Start | 1 | ||
| Abiogenesis | High | GA | 3 | June 2014 | Page number citations needed (June 2014), CS1 errors: ISBN date |
| Abyssal plain | Top | GA | 2 | December 2013 | Page number citations needed (December 2013) |
| Afar triple junction | High | Start | 1 | ||
| Alexis Perrey | Low | Stub | 1 | ||
| Allan Hills 84001 | High | B | 2 | August 2019 | Unsourced passages need footnotes {{citation needed}} (August 2019) |
| Amik Valley | Low | Start | 1 | ||
| Andean orogeny | High | C | 3 | December 2015 | Expansion needed (December 2015, August 2016) |
| Angadipuram Laterite | Mid | Start | 2 | May 2019 | Dead external links {{dead link}} (May 2019) |
| Asteroid spectral types | Low | C | 3 | June 2018 | Unsourced passages need footnotes {{citation needed}} (June 2018, December 2021) |
| Aulacogen | Mid | Start | 2 | December 2019 | Unsourced passages need footnotes {{citation needed}} (December 2019) |
| Australia (continent) | High | C | 2 | December 2024 | Update needed (December 2024) |
| Aztec Sandstone | Unknown | Stub | 1 | ||
| Balfour Formation | Low | Start | 1 | ||
| Batoka Formation | Low | Start | 2 | Coordinates needed | |
| Bermuda hotspot | Low | Start | 1 | ||
| Big Clifty Sandstone | Low | Stub | 1 | ||
| Brevard Fault | Low | Start | 1 | ||
| Canadian Arctic Rift System | Mid | B | 2 | CS1 errors: missing periodical | |
| Carbonate-associated sulfate | Low | C | 1 | ||
| Cataclasite | Low | B | 1 | ||
| Cenote | Low | C | 4 | January 2017 | Cites unreliable sources (January 2017), Unsourced passages need footnotes {{citation needed}} (February 2020), Clarification needed (January 2021) |
| Challenger Deep | Mid | C | 8 | December 2019 | Unsourced passages need footnotes {{citation needed}} (December 2019, March 2021), Incomplete citations (January 2020), Failed verification (January 2020), Articles using infobox body of water without pushpin map alt, Potentially dated statements (July 2022), Dead external links {{dead link}} (October 2025) |
| Chortis Block | Low | Start | 1 | ||
| Cinder cone | Low | Start | 1 | ||
| Cliff House Sandstone | Low | Start | 2 | CS1 errors: missing title | |
| Climate across Cretaceous–Paleogene boundary | Low | C | 6 | September 2014 | Cleanup needed (September 2014, September 2014), Unsourced passages need footnotes {{citation needed}} (March 2015, August 2018, March 2021) |
| Cold seep | Mid | B | 5 | April 2024 | CS1 errors: generic name, Disputed statements (April 2024), Clarification needed (April 2024), Vague or ambiguous time (April 2024) |
| Cope's rule | Mid | Start | 1 | ||
| Dal Lake | Low | C | 2 | July 2022 | Unsourced passages need footnotes {{citation needed}} (July 2022) |
| Daniel Tilas | Unknown | Start | 1 | ||
| Darwin Rise | Low | Stub | 1 | ||
| David Rothery (BLP) | Low | Stub | 2 | October 2025 | Dead external links {{dead link}} (October 2025) |
| Doswell Formation | Low | Stub | 1 | ||
| East African Orogeny | Low | Start | 1 | ||
| East Australia hotspot | Low | C | 1 | ||
| East Tasman Plateau | Low | Stub | 1 | ||
| Eastern Pilbara Craton | Low | B | 1 | ||
| Ebro Basin | Low | Stub | 1 | ||
| Eoarchean geology | Unknown | C | 7 | December 2017 | Self-contradictory articles (December 2017), Failed verification (December 2017), CS1 errors: missing periodical, Cleanup needed (February 2023, February 2023), Clarification needed (February 2023) |
| Eparchaean Unconformity | Mid | Start | 1 | ||
| Exoplanet orbital and physical parameters | Low | B | 2 | November 2013 | Potentially dated statements (November 2013) |
| Exoskeleton | Low | C | 4 | September 2020 | Unsourced passages need footnotes {{citation needed}} (September 2020, May 2023), Clarification needed (September 2020) |
| Flat slab subduction | Mid | Start | 2 | September 2025 | Dead external links {{dead link}} (September 2025) |
| Fracking in the United Kingdom | Low | C | 13 | March 2016 | Clarification needed (March 2016, March 2017, April 2017), Original research (March 2016, March 2017), Failed verification (March 2016), Unsourced passages need footnotes {{citation needed}} (March 2016, December 2016, March 2017, April 2017), CS1 errors: missing periodical, Link rot cleanup (August 2025) |
| Francis Arthur Bather | Low | Stub | 1 | ||
| GeoArabia | Low | Stub | 1 | ||
| Geology of Malta | Unknown | C | 1 | ||
| Geology of Russia | Mid | Start | 5 | March 2013 | Unsourced passages need footnotes {{citation needed}} (March 2013, December 2019), Dead external links {{dead link}} (January 2017), CS1 errors: missing periodical |
| Geology of Triton | Mid | C | 1 | ||
| Geology of the Bryce Canyon area | Mid | B | 1 | ||
| Geology of the Grand Teton area | Low | C | 1 | ||
| Geology of the North Sea | Mid | C | 2 | April 2012 | Clarification needed (April 2012) |
| Geomicrobiology | High | C | 1 | ||
| Geophysical imaging | Mid | Stub | 1 | ||
| Gold mining | Unknown | C | 8 | June 2010 | Unsourced passages need footnotes {{citation needed}} (September 2010, July 2013), Update needed (June 2010), Potentially dated statements (2020), Cites unreliable sources (December 2023), CS1 errors: ISBN date, Clarification needed (June 2025) |
| Great American Interchange | Low | C | 3 | March 2022 | Dead external links {{dead link}} (March 2022), Pages with broken anchors (see article talk page, remove when fixed) |
| Great Lakes tectonic zone | Mid | B | 2 | January 2020 | Dead external links {{dead link}} (January 2020) |
| Grès à Voltzia | Low | Stub | 1 | ||
| Hamat Gader | Low | C | 7 | June 2013 | Unsourced passages need footnotes {{citation needed}} (June 2013, May 2015, July 2022), Clarification needed (April 2016), Cites unreliable sources (June 2022), Unsourced passages need footnotes {{More citations needed}} (July 2022) |
| Hayner Ranch Formation | Low | Start | 1 | ||
| Heinrich event | Mid | Start | 3 | January 2020 | Minor POV problems (January 2020), Unsourced passages need footnotes {{citation needed}} (May 2023) |
| Hesperian | Mid | C | 1 | ||
| Hilina Slump | Mid | C | 2 | October 2021 | Unsourced passages need footnotes {{citation needed}} (October 2021) |
| Histoire Naturelle | Low | GA | 1 | ||
| Hydrogen isotope biogeochemistry | Low | C | 4 | May 2019 | Cleanup needed (May 2019, May 2019), Too long (September 2022) |
| Hydrological transport model | Mid | C | 2 | January 2025 | Dead external links {{dead link}} (January 2025) |
| Hydrothermal vent | Mid | C | 7 | August 2019 | Page number citations needed (August 2019), Unsourced passages need footnotes {{citation needed}} (August 2019, February 2023, February 2025), Incomplete citations (August 2019), CS1 errors: missing periodical |
| Illite crystallinity | Low | Start | 1 | ||
| International Association of Geomagnetism and Aeronomy | Low | Start | 1 | ||
| Intraplate volcanism | Low | B | 6 | July 2015 | Clarification needed (July 2015, May 2020, September 2020), Weasel-worded phrases (May 2020), Factual verification needed (October 2020) |
| Jack Souther | Mid | C | 3 | CS1 errors: missing periodical, CS1 errors: requires URL | |
| James B. Grace (BLP) | Unknown | Start | 2 | September 2024 | Autobiographical articles (September 2024) |
| James Inglis (physician) | Low | Start | 1 | ||
| Jeanne d'Arc Basin | Low | B | 1 | ||
| Jodhpur Group – Malani Igneous Suite Contact | Low | Start | 1 | ||
| Johann Weikhard von Valvasor | Low | B | 2 | August 2018 | Dead external links {{dead link}} (August 2018) |
| Jordan Valley | Low | C | 3 | February 2020 | Dead external links {{dead link}} (February 2020), Disputed statements (April 2023) |
| Kaali crater | Low | Start | 3 | January 2011 | Unsourced passages need footnotes {{citation needed}} (January 2011), Clarification needed (February 2020) |
| Kamen Lednik | Low | Stub | 1 | ||
| Kelin Wang (BLP) | Low | Start | 1 | ||
| Kidron Valley | Unknown | C | 1 | ||
| Klondike Mountain Formation | Mid | Start | 1 | ||
| Kubi gold mine | Unknown | Start | 1 | ||
| Kula-Salihli Geopark | Unknown | Start | 2 | CS1 errors: missing title | |
| Large igneous province | High | Start | 4 | August 2011 | Unsourced passages need footnotes {{citation needed}} (August 2011), Clarification needed (June 2018), Dead external links {{dead link}} (June 2021) |
| Late Cenozoic Ice Age | Unknown | B | 3 | February 2019 | Unsourced passages need footnotes {{citation needed}} (February 2019), Clarification needed (September 2019) |
| Laurasia | High | B | 2 | CS1 errors: ISBN date | |
| Lead cycle | Low | Start | 1 | ||
| List of Penrose Medal winners | Mid | List | 1 | ||
| List of geology awards | Low | List | 1 | ||
| List of large volcanic eruptions | High | List | 2 | July 2017 | Unsourced passages need footnotes {{More citations needed}} (July 2017) |
| List of possible impact structures on Earth | High | List | 6 | April 2019 | Unsourced passages need footnotes {{citation needed}} (April 2019), Cites unreliable sources (April 2019, January 2022, January 2023), Incomplete citations (August 2022) |
| List of pterosaur-bearing stratigraphic units | Low | List | 2 | April 2023 | Unsourced passages need footnotes {{More citations needed}} (April 2023) |
| List of submarine topographical features | Mid | List | 2 | February 2021 | Dead external links {{dead link}} (February 2021) |
| Loess | Low | Start | 5 | January 2016 | Unsourced passages need footnotes {{citation needed}} (January 2016, October 2017), Unsourced passages need footnotes {{More citations needed}} (January 2016), Factual verification needed (September 2020) |
| Lunsford Yandell | Low | B | 1 | ||
| Magma supply rate | Unknown | C | 1 | ||
| Magmatism | Mid | Start | 1 | ||
| Magmatism along strike-slip faults | Mid | C | 4 | June 2024 | CS1 errors: missing title, Orphaned (June 2024), Page number citations needed (August 2024) |
| Mantle plume | High | B | 2 | August 2022 | Unsourced passages need footnotes {{citation needed}} (August 2022) |
| Manuherikia Group | Unknown | Start | 1 | ||
| Maqluba (Malta) | Unknown | Start | 1 | ||
| Marie Morisawa | Low | C | 2 | June 2023 | Unsourced passages need footnotes {{citation needed}} (June 2023) |
| McKelvey diagram | Unknown | B | 1 | ||
| Micropaleontology | High | C | 1 | ||
| Mineral hydration | Low | Start | 3 | October 2015 | Unsourced passages need footnotes {{More citations needed}} (October 2015), Unsourced passages need footnotes {{citation needed}} (March 2018) |
| Mount Vesuvius | Mid | B | 4 | February 2020 | Unsourced passages need footnotes {{citation needed}} (February 2020), Factual verification needed (April 2021), Clarification needed (September 2022) |
| Neptunism | Low | Start | 2 | October 2017 | Weasel-worded phrases (October 2017) |
| Neuschwanstein (meteorite) | Low | B | 1 | ||
| Nilgiri Parbat | Low | Start | 1 | ||
| Nod Glas Formation | Unknown | C | 1 | ||
| North Atlantic Igneous Province | Mid | C | 3 | December 2013 | Coordinates needed, Clarification needed (December 2013) |
| North China Craton | Low | C | 2 | CS1 errors: missing title | |
| Oil shale | High | B | 3 | 2008 | Potentially dated statements (2008, 2009) |
| Orogenic gold deposit | Low | C | 5 | May 2023 | CS1 errors: missing periodical, Unsourced passages need footnotes {{citation needed}} (May 2023), Clarification needed (May 2024), Dead external links {{dead link}} (August 2025) |
| Paleolightning | Mid | C | 1 | ||
| Pasadena orogeny | Unknown | C | 1 | ||
| Photochromism | Low | C | 2 | CS1 errors: missing title | |
| Pinturas River Canyon | Unknown | Stub | 2 | Coordinates needed | |
| Polar forests of the Cretaceous | Mid | C | 3 | June 2013 | Unsourced passages need footnotes {{citation needed}} (June 2013), Dead external links {{dead link}} (May 2020) |
| Pre-collisional Himalaya | Mid | B | 1 | ||
| Preliminary reference Earth model | Low | Stub | 1 | ||
| Pressure-temperature-time path | Unknown | B | 1 | ||
| Prince Creek Formation | Mid | B | 1 | ||
| Puget Sound faults | Mid | B | 1 | ||
| Resolution Guyot | Low | FA | 1 | ||
| Rheic Ocean | Mid | C | 1 | ||
| Rhynie chert | Mid | B | 3 | May 2008 | Unsourced passages need footnotes {{citation needed}} (May 2008), Clarification needed (August 2021) |
| Richard G. Gordon (BLP) | Low | Start | 1 | ||
| Santa Cruz Formation | High | B | 1 | ||
| Santa Maria Formation | Low | B | 1 | ||
| Savage Mountain | Low | Start | 2 | CS1 errors: missing periodical | |
| Seafloor spreading | High | C | 1 | ||
| Seismic source | Mid | C | 4 | June 2015 | Unsourced passages need footnotes {{citation needed}} (June 2015, May 2022, September 2025) |
| Shady Dolomite | Low | Stub | 1 | ||
| Sleipner gas field | Low | C | 3 | October 2010 | Dead external links {{dead link}} (October 2010), Pages with broken anchors (see article talk page, remove when fixed) |
| Snowball Earth | High | B | 4 | June 2015 | Weasel-worded phrases (June 2015), Unsourced passages need footnotes {{citation needed}} (June 2021, July 2023) |
| Soil | Top | B | 2 | April 2021 | Style editing needed (April 2021) |
| Tectonics of Mars | Low | C | 1 | ||
| Tectonics of the Tian Shan | Mid | Start | 1 | ||
| Tetrahedral hypothesis | Low | Start | 2 | CS1 errors: ISBN date | |
| Thick-skinned deformation | Low | Stub | 1 | ||
| Timeline of volcanism on Earth | Low | List | 3 | October 2010 | Dead external links {{dead link}} (October 2010, December 2024) |
| Trace fossil | High | B | 4 | January 2008 | Factual verification needed (April 2008), Unsourced passages need footnotes {{citation needed}} (January 2008, December 2021) |
| Type locality (geology) | Mid | Start | 2 | August 2024 | Limited geographic scope (August 2024) |
| Vital effects | Low | Start | 2 | June 2024 | Orphaned (June 2024) |
| Walter M. Elsasser | High | Start | 2 | CS1 errors: ISBN date | |
| Warboys Clay Pit | Low | Stub | 1 | ||
| Warm little pond | Low | B | 3 | December 2023 | CS1 errors: missing periodical, Categories needed (December 2023) |
| Water cycle | High | C | 2 | August 2023 | Dead external links {{dead link}} (August 2023) |
| West Antarctic Rift System | Mid | Start | 1 | ||
| Wood Bay Formation | Low | Stub | 1 | ||
| Woodleigh impact structure | Mid | Start | 1 | ||
| Yamato 000593 | Low | Start | 1 |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Alok Krishna Gupta (BLP) | Low | Start | 1 | ||
| Appalachia (landmass) | Low | B | 4 | October 2024 | CS1 errors: missing periodical, Style editing needed (October 2024), CS1 errors: ISBN date |
| Geology of Illinois | Low | Start | 1 | ||
| Holkerian | Unknown | Start | 1 | ||
| Jack Souther | Mid | C | 3 | CS1 errors: missing periodical, CS1 errors: periodical ignored | |
| Jean Morlet | Low | Stub | 1 | ||
| Kilmaluag Formation | Low | Stub | 1 | ||
| Middle Bay (Hong Kong) | Low | Start | 1 | ||
| Motonori Matuyama | Low | Start | 1 | ||
| Okinawa Trough | Low | Start | 4 | November 2013 | Coordinates needed, Failed verification (November 2013), Incomplete citations (November 2013) |
| Paleoceanography and Paleoclimatology | Mid | C | 1 | ||
| Paleoclimatology | High | B | 2 | May 2013 | Unsourced passages need footnotes {{citation needed}} (May 2013) |
| Peak oil | High | C | 6 | 2022 | CS1 errors: missing periodical, Potentially dated statements (2022), Unsourced passages need footnotes {{citation needed}} (January 2024), Factual verification needed (October 2024), Update needed (January 2025) |
| Příbram meteorite | Low | Start | 2 | December 2012 | Expansion needed (December 2012) |
| Sierra Madre Occidental | Low | B | 3 | May 2018 | Dead external links {{dead link}} (May 2018), CS1 errors: ISBN date |
| Sierra Nevada Batholith | Low | Start | 1 | ||
| Tripod Rock | Low | Start | 2 | December 2021 | Unsourced passages need footnotes {{citation needed}} (December 2021) |
| Willwood Formation | Low | Stub | 1 | ||
| Zimbabwe Geological Survey | Low | Stub | 1 |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Vladimir Vernadsky | Low | C | 4 | April 2024 | Harv and Sfn no-target errors, Unsourced passages need footnotes {{citation needed}} (April 2024), Incomplete citations (May 2024) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| American Journal of Science | Low | Start | 4 | November 2024 | CS1 errors: missing title, Unsourced passages need footnotes {{citation needed}} (November 2024), Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Emil Cohen | Low | Start | 2 | CS1 errors: missing title | |
| Frederick James Hamilton Merrill | Low | Stub | 2 | CS1 errors: missing title | |
| Oliver C. Farrington | Low | Start | 2 | CS1 errors: missing title |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Alert Bay Volcanic Belt | Low | Stub | 2 | July 2025 | Coordinates needed, ... (July 2025) |
| Argovian Formation | Low | Stub | 1 | October 2025 | ... (October 2025) |
| Barra Honda Formation | Low | Stub | 2 | August 2017 | Expansion needed (August 2017), ... (September 2023) |
| Bas-Cuvier | Low | Stub | 1 | September 2025 | ... (September 2025) |
| Bell Island Group | Low | Stub | 1 | September 2025 | ... (September 2025) |
| Bergensdalen | Low | Stub | 1 | September 2025 | ... (September 2025) |
| Black Lakes of Jumbura | Low | Stub | 1 | December 2012 | ... (December 2012) |
| Blue River Group | Low | Stub | 1 | October 2025 | ... (October 2025) |
| Bruderndorf Sandstone | Low | Stub | 1 | October 2025 | ... (October 2025) |
| Burgstein (Thuringia) | Low | Stub | 1 | October 2025 | ... (October 2025) |
| Central Coal and Iron Company | Low | Stub | 2 | October 2015 | Notability unclear (October 2015), ... (October 2019) |
| Cirque du Bout du Monde | Low | Stub | 1 | May 2021 | ... (May 2021) |
| Cozla Fossil Site | Low | Stub | 1 | March 2017 | ... (March 2017) |
| Deadwater (topography) | Low | Stub | 1 | July 2016 | ... (July 2016) |
| Denshima | Low | Stub | 2 | April 2014 | ... (April 2014), Notability unclear (August 2025) |
| Dersios sinkhole | Low | Stub | 2 | December 2009 | Coordinates needed, ... (December 2009) |
| Drilling jumbo | Unknown | Stub | 3 | March 2015 | ... (March 2015), Unsourced passages need footnotes {{citation needed}} (December 2023), Clarification needed (December 2023) |
| Episodes (journal) | Low | Stub | 1 | March 2021 | ... (March 2021) |
| Fluid conductance | Unknown | Stub | 1 | December 2009 | ... (December 2009) |
| Flume Gorge | Low | Start | 1 | August 2019 | ... (August 2019) |
| GSI3D | Low | Start | 2 | April 2019 | Notability unclear (April 2019), ... (April 2019) |
| Gallic epoch | Low | Stub | 1 | August 2017 | ... (August 2017) |
| Gascoyne Complex | Mid | C | 1 | August 2018 | ... (August 2018) |
| Gayatri Waterfalls | Unknown | Stub | 1 | May 2021 | ... (May 2021) |
| GeoSciML | Low | Stub | 1 | April 2024 | ... (April 2024) |
| Geologic overpressure | Low | Stub | 1 | September 2016 | ... (September 2016) |
| Geologic preliminary investigation | Low | Stub | 1 | March 2025 | ... (March 2025) |
| Gialo High | Low | Stub | 2 | December 2009 | Coordinates needed, ... (December 2009) |
| Harbour Main Group | Low | Stub | 1 | May 2017 | ... (May 2017) |
| Helvetic nappes | Low | Start | 2 | June 2019 | ... (June 2019), Notability unclear (October 2025) |
| Hyalopilitic | Low | Stub | 2 | December 2009 | ... (December 2009), Unsourced passages need footnotes {{More citations needed}} (March 2025) |
| Intermediate composition | Mid | Stub | 1 | October 2023 | ... (October 2023) |
| Intermontane Islands | Low | Stub | 1 | October 2023 | ... (October 2023) |
| Jasperoid | Low | Stub | 1 | April 2011 | ... (April 2011) |
| Jiguan Cave | Low | Stub | 2 | October 2016 | Coordinates needed, ... (October 2016) |
| Jura hole stone | Low | Stub | 2 | August 2015 | ... (August 2015), Orphaned (January 2017) |
| Karelides | Low | Stub | 2 | December 2009 | Coordinates needed, ... (December 2009) |
| Latin American Journal of Sedimentology and Basin Analysis | Low | Stub | 1 | April 2024 | ... (April 2024) |
| Lebanon Valley | Unknown | Start | 1 | October 2023 | ... (October 2023) |
| Lehigh River Gorge | Low | Stub | 1 | January 2014 | ... (January 2014) |
| Leka Beach | Low | Stub | 2 | April 2023 | Coordinates needed, ... (April 2023) |
| Lower North Sea Group | Low | Stub | 1 | May 2013 | ... (May 2013) |
| Lučenec-Košice Depression | Unknown | Stub | 1 | May 2019 | ... (May 2019) |
| Middle North Sea Group | Low | Stub | 1 | May 2013 | ... (May 2013) |
| Mount Selman Formation | Low | Stub | 1 | February 2017 | ... (February 2017) |
| Muela de Ares | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Museum of the Earth of the Polish Academy of Sciences | Low | Start | 1 | May 2011 | ... (May 2011) |
| Nikolai Kudryavtsev | Low | Start | 1 | June 2012 | ... (June 2012) |
| Noir de Golzinne | Low | Stub | 1 | January 2011 | ... (January 2011) |
| Ontarian River | Low | Stub | 2 | December 2009 | ... (December 2009), Categories needed (February 2025) |
| Panama Civil Defense Seismic Network | Low | Stub | 1 | August 2013 | ... (August 2013) |
| Parent rock | Low | Stub | 1 | November 2015 | ... (November 2015) |
| Portland Jordans Roach | Low | Stub | 1 | October 2012 | ... (October 2012) |
| Propantes | Low | Stub | 2 | November 2024 | Coordinates needed, ... (November 2024) |
| Quartz-dolerite | Low | Stub | 2 | December 2009 | ... (December 2009), Unsourced passages need footnotes {{citation needed}} (February 2025) |
| Rocky Face Fault | Low | Stub | 1 | December 2022 | ... (December 2022) |
| Rollover anticlines | Low | Stub | 1 | May 2018 | ... (May 2018) |
| Río Concepción Group | Low | Stub | 2 | July 2017 | Expansion needed (July 2017), ... (September 2023) |
| Río Sabinal Group | Low | Stub | 1 | October 2021 | ... (October 2021) |
| Sable tin deposit | Low | Start | 1 | June 2023 | ... (June 2023) |
| Salera Hill | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Sandplain | Low | Stub | 1 | January 2011 | ... (January 2011) |
| Sedimentary Geology (journal) | Low | Stub | 1 | September 2015 | ... (September 2015) |
| Sericitic alteration | Low | Stub | 2 | May 2022 | Notability unclear (May 2022), ... (May 2022) |
| Sesia zone | Low | Start | 1 | December 2009 | ... (December 2009) |
| Seuil du Poitou | Unknown | Stub | 1 | June 2019 | ... (June 2019) |
| Silesian (series) | Unknown | Stub | 2 | August 2008 | Unsourced passages need footnotes {{citation needed}} (August 2008), ... (June 2024) |
| Simón Formation | Low | Stub | 2 | July 2017 | Expansion needed (July 2017), ... (September 2023) |
| Size Strength classification | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Soapstone Formation | Low | Stub | 1 | April 2023 | ... (April 2023) |
| Stephen Hui Geological Museum | Low | Stub | 1 | May 2014 | ... (May 2014) |
| Suruga Trough | Low | Stub | 2 | April 2019 | Coordinates needed, ... (April 2019) |
| Sven Gavelin | Unknown | Stub | 1 | August 2015 | ... (August 2015) |
| Syrt | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Tectonic phase | Low | Start | 1 | May 2017 | ... (May 2017) |
| Teluk Batik | Low | Stub | 2 | May 2022 | Coordinates needed, ... (May 2022) |
| Teluk Cempedak | Low | Stub | 1 | August 2021 | ... (August 2021) |
| Terrace Crossing | Low | Stub | 1 | June 2010 | ... (June 2010) |
| The Journal of Geology | Low | Stub | 1 | May 2025 | ... (May 2025) |
| Timeline of Devonian research | Low | List | 1 | May 2015 | ... (May 2015) |
| Venetian Plain | Unknown | Stub | 2 | October 2010 | Coordinates needed, ... (October 2010) |
| Victor Linetsky | Low | Stub | 2 | March 2016 | ... (March 2016), Notability unclear (September 2025) |
| Volcano-sedimentary sequence | Unknown | Stub | 1 | September 2015 | ... (September 2015) |
| Well cluster | Low | Stub | 1 | July 2017 | ... (July 2017) |
| Wilhelm Phillip Daniel Schulz | Unknown | Stub | 1 | September 2024 | ... (September 2024) |
| Yushima Formation | Low | Stub | 2 | April 2019 | Coordinates needed, ... (April 2019) |
| Đại Hùng oilfield | Low | Stub | 2 | August 2009 | Unsourced passages need footnotes {{citation needed}} (August 2009), ... (February 2013) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 1949 Ambato earthquake | Low | FA | 3 | October 2017 | Dead external links {{dead link}} (October 2017), Unsourced passages need footnotes {{citation needed}} (January 2025), ... (August 2025) |
| 1975 Haicheng earthquake | Low | Start | 3 | August 2018 | ... (August 2018), Unsourced passages need footnotes {{More citations needed}} (November 2021), Has general references but lacks inline footnotes (November 2021) |
| 2008 Sichuan earthquake | Mid | B | 11 | November 2009 | Dead external links {{dead link}} (November 2009, September 2010, June 2016, April 2018, August 2018), Failed verification (March 2010, May 2021), Unsourced passages need footnotes {{More citations needed}} (May 2021), ... (May 2021), Unsourced passages need footnotes {{citation needed}} (May 2021), Pages with broken anchors (see article talk page, remove when fixed) |
| 2023 Turkey–Syria earthquakes | Mid | B | 2 | February 2023 | ... (February 2023), Dead external links {{dead link}} (June 2023) |
| AAG Gold Medal | Mid | Stub | 1 | January 2015 | ... (January 2015) |
| Abdul Aziz bin Laboun (BLP) | Low | Stub | 3 | April 2024 | Notability unclear (April 2024), BLP articles lacking sources (April 2024), ... (April 2024) |
| Abhijit Basu (BLP) | Unknown | Start | 3 | December 2022 | ... (December 2022), BLP articles lacking sources (December 2022), Unsourced passages need footnotes {{citation needed}} (December 2022) |
| Active volcano | Low | Start | 6 | March 2021 | Potentially dated statements (March 2021, 2023), Pages with broken anchors (see article talk page, remove when fixed), Incomplete lists (May 2023), ... (September 2025), Split needed (September 2025) |
| Alabaster | Low | Start | 4 | July 2016 | Disputed statements (July 2016), ... (April 2018), Unsourced passages need footnotes {{More citations needed}} (May 2021), Unsourced passages need footnotes {{citation needed}} (May 2022) |
| Alkali Canyon Formation | Low | Start | 1 | July 2024 | ... (July 2024) |
| Amber | Mid | B | 4 | September 2013 | Clarification needed (September 2013), Unsourced passages need footnotes {{citation needed}} (December 2018, January 2021), ... (August 2020) |
| Andean Geology | Low | Stub | 2 | November 2022 | ... (November 2022), Unsourced passages need footnotes {{More citations needed}} (November 2022) |
| Appinite | Unknown | C | 2 | November 2023 | ... (November 2023), Unsourced passages need footnotes {{citation needed}} (November 2023) |
| Aseismic ridge | Low | Stub | 1 | September 2025 | ... (September 2025) |
| Ashokan Formation | Low | Stub | 3 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), Incomplete citations (November 2023), ... (November 2023) |
| Association of Professional Engineers and Geoscientists of Alberta | Low | Stub | 1 | October 2022 | ... (October 2022) |
| August Ferdinand von Veltheim | Unknown | Start | 1 | December 2015 | ... (December 2015) |
| Balancing rock | Low | Start | 4 | April 2019 | Dead external links {{dead link}} (April 2019), ... (October 2020), Unsourced passages need footnotes {{More citations needed}} (December 2022), Clarification needed (December 2022) |
| Barberton Greenstone Belt | Unknown | C | 1 | January 2018 | ... (January 2018) |
| Barringer Medal | Low | List | 1 | August 2020 | ... (August 2020) |
| Bass Islands Formation | Low | Stub | 3 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), Incomplete citations (November 2023), ... (November 2023) |
| Beryl | Mid | C | 5 | 1999 | Potentially dated statements (1999), ... (October 2023), Dead external links {{dead link}} (October 2023), Unsourced passages need footnotes {{citation needed}} (December 2024), CS1 errors: ISBN date |
| Black Sea deluge hypothesis | Low | B | 1 | August 2024 | ... (August 2024) |
| Bois Blanc Formation | Low | Stub | 4 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), Incomplete citations (November 2023), ... (November 2023), Broken or outdated citations (March 2024) |
| Canadian Geotechnical Journal | Low | Stub | 1 | January 2011 | ... (January 2011) |
| Canadian Journal of Earth Sciences | Low | Stub | 3 | June 2022 | Accuracy disputes or self-published (June 2022), ... (June 2022), Unsourced passages need footnotes {{More citations needed}} (June 2022) |
| Canmore Museum and Geoscience Centre | Unknown | C | 1 | December 2018 | ... (December 2018) |
| Carbon sequestration | Low | B | 9 | March 2013 | Accuracy disputes or self-published (March 2013), Update needed (June 2019, May 2024), Pages with broken anchors (see article talk page, remove when fixed), Unsourced passages need footnotes {{citation needed}} (July 2023), Limited geographic scope (May 2024), ... (May 2024), Clarification needed (May 2024), Self-contradictory articles (May 2024) |
| Cenote | Low | C | 4 | January 2017 | ... (January 2017), Unsourced passages need footnotes {{citation needed}} (February 2020), Clarification needed (January 2021), CS1 errors: periodical ignored |
| Cerro Bandera Formation | Mid | B | 2 | August 2024 | CS1 errors: missing periodical, ... (August 2024) |
| Christian O'Brien | Low | Start | 2 | September 2012 | ... (September 2012), Unsourced passages need footnotes {{More citations needed}} (August 2025) |
| Clastic rock | Mid | Start | 1 | April 2017 | ... (April 2017) |
| Climate change and poverty | Mid | C | 5 | December 2012 | Dead external links {{dead link}} (December 2012, December 2021), Factual verification needed (December 2021), Unsourced passages need footnotes {{citation needed}} (December 2021), ... (April 2024) |
| Climate change in India | High | B | 4 | 2007 | Potentially dated statements (2007), Update needed (March 2021), Clarification needed (September 2024), ... (September 2024) |
| Climate change mitigation | Low | C | 6 | 2019 | Potentially dated statements (2019, 2022), Update needed (January 2022), Unsourced passages need footnotes {{citation needed}} (November 2022), ... (December 2022), Pages with broken anchors (see article talk page, remove when fixed) |
| Coltan | Low | B | 6 | October 2015 | Factual verification needed (October 2015), Disputed statements (May 2016), ... (February 2018), Dead external links {{dead link}} (July 2019, July 2020), Unsourced passages need footnotes {{citation needed}} (June 2025) |
| Columbia (supercontinent) | Mid | Start | 1 | April 2022 | ... (April 2022) |
| Conneaut Group | Low | Stub | 2 | September 2023 | ... (September 2023), Has general references but lacks inline footnotes (September 2023) |
| Cornelia C. Cameron | Unknown | C | 10 | July 2020 | Clarification needed (July 2020), Dead external links {{dead link}} (July 2020, June 2021), Style editing needed (February 2021), Unsourced passages need footnotes {{More citations needed}} (February 2021), Introduction cleanup (February 2021), Page number citations needed (June 2021), Factual verification needed (June 2021), Unsourced passages need footnotes {{citation needed}} (June 2021), ... (June 2021) |
| Crosswicks Clay | Low | Stub | 6 | June 2020 | Unsourced passages need footnotes {{More citations needed}} (June 2020), Has general references but lacks inline footnotes (June 2020), ... (December 2023), Vague or ambiguous geographic scope (December 2023), Accuracy disputes or self-published (December 2023), Unsourced passages need footnotes {{citation needed}} (December 2023) |
| Crystal habit | High | Start | 1 | January 2023 | ... (January 2023) |
| Cumorah | Low | B | 3 | July 2025 | CS1 errors: missing title, CS1 errors: bare URL, ... (July 2025) |
| Daniel P. Schrag (BLP) | Low | Stub | 2 | February 2020 | ... (February 2020), BLP articles lacking sources (February 2020) |
| David Beerling (BLP) | Low | Start | 6 | April 2015 | Potentially dated statements (2015), Unsourced passages need footnotes {{citation needed}} (April 2015, March 2016), Too technical (March 2016), ... (January 2021), Promotional tone (August 2025) |
| Department of Earth Sciences, University of Cambridge | Low | Start | 2 | March 2008 | ... (March 2008), Style editing needed (November 2024) |
| Diatomaceous earth | Low | B | 6 | March 2013 | Unsourced passages need footnotes {{citation needed}} (March 2013, April 2021, July 2023, October 2024), Dead external links {{dead link}} (January 2024), ... (October 2024) |
| Don Easterbrook (BLP) | Low | Stub | 2 | January 2014 | BLP articles lacking sources (January 2014), ... (January 2014) |
| Dong Van Karst Plateau Geopark | Low | Start | 4 | April 2017 | Coordinates needed, ... (April 2017), Has general references but lacks inline footnotes (April 2017), Unsourced passages need footnotes {{More citations needed}} (April 2017) |
| Dorian Abbot (BLP) | Low | Start | 1 | October 2025 | ... (October 2025) |
| Dorothy Jung Echols | Low | C | 4 | February 2025 | CS1 errors: ISBN, Peacock terms (February 2025), ... (August 2025), Unsourced passages need footnotes {{citation needed}} (September 2025) |
| Duncan Chessell (BLP) | Low | Start | 3 | August 2020 | ... (August 2020), BLP articles lacking sources (August 2020), Dead external links {{dead link}} (February 2024) |
| Dundrum, County Tipperary | Low | Start | 4 | October 2019 | Unsourced passages need footnotes {{citation needed}} (October 2019, February 2020, October 2021), ... (October 2021) |
| Dún Briste | Low | Stub | 1 | July 2025 | ... (July 2025) |
| Economic Geology (journal) | Low | Stub | 1 | March 2017 | ... (March 2017) |
| Edgardo M. Latrubesse (BLP) | Unknown | Start | 3 | July 2020 | ... (July 2020), BLP articles lacking sources (July 2020), Dead external links {{dead link}} (August 2025) |
| Elsa G. Vilmundardóttir | Low | C | 2 | March 2021 | Has general references but lacks inline footnotes (March 2021), ... (April 2022) |
| Endorheic basin | Low | C | 2 | July 2019 | ... (July 2019), Clarification needed (August 2023) |
| Environmental Earth Sciences | Low | Start | 2 | October 2019 | Unsourced passages need footnotes {{citation needed}} (October 2019), ... (October 2019) |
| Environmental impact of fracking in the United States | Low | C | 10 | April 2013 | Unsourced passages need footnotes {{citation needed}} (March 2014, April 2015), ... (September 2014), Failed verification (April 2013), Clarification needed (July 2015, April 2019), Update needed (March 2017), Potentially dated statements (February 2019), Dead external links {{dead link}} (August 2019), CS1 errors: missing periodical |
| Eric Grosfils (BLP) | Low | Stub | 2 | August 2021 | Unsourced passages need footnotes {{citation needed}} (August 2021), ... (August 2021) |
| European Association of Geoscientists and Engineers | Low | Start | 1 | July 2010 | ... (July 2010) |
| Faculty of Earth Sciences, King Abdulaziz University | Low | Start | 3 | June 2022 | Has general references but lacks inline footnotes (June 2022), ... (June 2022), Unsourced passages need footnotes {{More citations needed}} (June 2022) |
| Fencepost limestone | Low | B | 3 | September 2023 | Unsourced passages need footnotes {{citation needed}} (September 2023), ... (September 2023), Dead external links {{dead link}} (August 2025) |
| Fjord | High | C | 2 | June 2024 | ... (June 2024), CS1 errors: ISBN date |
| Flandrian interglacial | Low | Stub | 1 | March 2020 | ... (March 2020) |
| Fracking in the United States | Low | C | 15 | December 2012 | Unsourced passages need footnotes {{citation needed}} (December 2012, August 2022, May 2024), ... (December 2012, September 2014, October 2014, December 2014), Dead external links {{dead link}} (September 2014, June 2016, September 2017), Page number citations needed (September 2014), Factual verification needed (October 2014, October 2022), Update needed (November 2016, November 2024) |
| GPlates | Low | C | 6 | March 2021 | ... (March 2021), Rewrite needed (March 2021), Unsourced passages need footnotes {{More citations needed}} (June 2022), Dead external links {{dead link}} (November 2024), External link cleanup {{external links}} (July 2025), Promotional tone (July 2025) |
| Garden Island Formation | Low | Stub | 4 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), Incomplete citations (November 2023), ... (November 2023), Broken or outdated citations (March 2024) |
| Geological Society of America | Mid | Start | 1 | September 2022 | ... (September 2022) |
| Geological Survey of Denmark and Greenland | Low | Start | 1 | January 2008 | ... (January 2008) |
| Geology of Newfoundland and Labrador | Unknown | C | 2 | November 2018 | ... (November 2018), Unsourced passages need footnotes {{citation needed}} (November 2018) |
| Gerald M. Friedman | Unknown | Stub | 1 | August 2015 | ... (August 2015) |
| Glacier morphology | Low | B | 2 | March 2023 | ... (March 2023), Dead external links {{dead link}} (May 2023) |
| Gold mining | Unknown | C | 8 | June 2010 | Unsourced passages need footnotes {{citation needed}} (September 2010, July 2013), Update needed (June 2010), Potentially dated statements (2020), CS1 errors: periodical ignored, ... (December 2023), CS1 errors: ISBN date, Clarification needed (June 2025) |
| Gunter Faure (BLP) | Low | Stub | 1 | July 2014 | ... (July 2014) |
| Hamat Gader | Low | C | 7 | June 2013 | Unsourced passages need footnotes {{citation needed}} (June 2013, May 2015, July 2022), Clarification needed (April 2016), ... (June 2022), Unsourced passages need footnotes {{More citations needed}} (July 2022), CS1 errors: periodical ignored |
| Harry McSween (BLP) | Low | Start | 2 | January 2014 | BLP articles lacking sources (January 2014), ... (January 2014) |
| Havilah | Low | Stub | 1 | May 2024 | ... (May 2024) |
| Hemoglycin | High | Start | 2 | April 2025 | ... (April 2025), Reference cleanup (April 2025) |
| Hemolithin | High | Start | 2 | April 2025 | ... (April 2025), Reference cleanup (April 2025) |
| Hertfordshire puddingstone | Low | Start | 2 | November 2021 | CS1 errors: missing periodical, ... (November 2021) |
| HiPACT (carbon capture) | Unknown | Stub | 2 | February 2024 | Notability unclear (February 2024), ... (February 2024) |
| Hinton Formation | Low | Stub | 1 | February 2015 | ... (February 2015) |
| Holocene extinction | Mid | B | 5 | July 2020 | Dead external links {{dead link}} (July 2020), Update needed (March 2022), ... (May 2022), Pages with broken anchors (see article talk page, remove when fixed), Clarification needed (November 2024) |
| Hope Jahren (BLP) | Low | C | 2 | March 2024 | Unsourced passages need footnotes {{citation needed}} (March 2024), ... (September 2024) |
| How the Earth Was Made | Low | Start | 1 | March 2021 | ... (March 2021) |
| Hydrogen sulfide | Low | B | 5 | June 2015 | Weasel-worded phrases (June 2015), ... (January 2020), Page number citations needed (September 2020), Unsourced passages need footnotes {{citation needed}} (December 2023, January 2025) |
| Ian Plimer (BLP) | Low | B | 6 | April 2011 | Unsourced passages need footnotes {{citation needed}} (April 2011), CS1 errors: missing periodical, ... (August 2022, September 2023), BLP articles lacking sources (August 2022), Factual verification needed (August 2022) |
| Ilya Malyshev | Unknown | Start | 3 | December 2023 | ... (December 2023), Has general references but lacks inline footnotes (December 2023), Dead external links {{dead link}} (December 2023) |
| Institute of Materials, Minerals and Mining | Low | Start | 4 | February 2011 | Unsourced passages need footnotes {{More citations needed}} (February 2011), Unsourced passages need footnotes {{citation needed}} (November 2018), Promotional tone (January 2019), ... (April 2025) |
| Internal structure of Earth | High | C | 4 | August 2022 | Expansion needed (August 2022), Clarification needed (August 2022), Unsourced passages need footnotes {{citation needed}} (November 2023), ... (July 2024) |
| International Association of GeoChemistry | Low | Start | 2 | January 2008 | ... (January 2008), Unsourced passages need footnotes {{citation needed}} (November 2016) |
| International Association of Hydrological Sciences | Low | Start | 2 | December 2010 | ... (December 2010), Promotional tone (December 2010) |
| International Permafrost Association | Low | C | 5 | April 2016 | Has general references but lacks inline footnotes (April 2016), ... (April 2016), Unsourced passages need footnotes {{More citations needed}} (April 2016), Unsourced passages need footnotes {{citation needed}} (April 2023), Dead external links {{dead link}} (September 2023) |
| Introduction to evolution | Top | B | 1 | January 2015 | ... (January 2015) |
| Jackie Caplan-Auerbach (BLP) | Low | Start | 1 | April 2024 | ... (April 2024) |
| Jade | Mid | B | 3 | October 2016 | Page number citations needed (October 2016), Unsourced passages need footnotes {{citation needed}} (August 2019), ... (December 2024) |
| Jeremejevite | Low | Stub | 1 | March 2022 | ... (March 2022) |
| Johann Nepomuk von Fuchs | Low | Start | 1 | July 2023 | ... (July 2023) |
| Jordans Mine | Low | Start | 2 | June 2016 | ... (June 2016), Conflict of interest (June 2016) |
| Kansas Geological Survey | Low | Stub | 1 | October 2012 | ... (October 2012) |
| Kenneth D. Ridgway (BLP) | Low | Start | 1 | October 2019 | ... (October 2019) |
| Laura Crispini | Low | C | 5 | April 2018 | ... (April 2018), Dead external links {{dead link}} (February 2020, July 2022), Cleanup needed (March 2020, March 2020) |
| Lava dome | Mid | Start | 1 | April 2020 | ... (April 2020) |
| Lechmere Guppy | Low | Stub | 1 | October 2024 | ... (October 2024) |
| Leonard Medal | Low | List | 1 | August 2020 | ... (August 2020) |
| Linda Ivany (BLP) | Low | Start | 3 | December 2019 | BLP articles lacking sources (December 2019), Original research (December 2019), ... (December 2019) |
| List of carbon capture and storage projects | Mid | C | 10 | 2014 | Potentially dated statements (2014, 2018, 2019), Update needed (February 2019, May 2019, June 2019, October 2021), Dead external links {{dead link}} (August 2019), CS1 errors: generic name, ... (October 2021) |
| List of fossiliferous stratigraphic units in the Northwest Territories | Low | List | 2 | February 2024 | Unsourced passages need footnotes {{More citations needed}} (February 2024), ... (February 2024) |
| List of possible impact structures on Earth | High | List | 6 | April 2019 | Unsourced passages need footnotes {{citation needed}} (April 2019), ... (April 2019, January 2022, January 2023), Incomplete citations (August 2022), CS1 errors: periodical ignored |
| MODFLOW | Low | C | 3 | October 2020 | ... (October 2020), External link cleanup {{external links}} (December 2021), Dead external links {{dead link}} (September 2023) |
| Maar | Mid | C | 5 | December 2021 | ... (December 2021, February 2024), Unsourced passages need footnotes {{citation needed}} (July 2022, June 2023), Unsourced passages need footnotes {{More citations needed}} (May 2024) |
| Maggie Cusack (BLP) | Low | Start | 2 | August 2017 | BLP articles lacking sources (August 2017), ... (August 2017) |
| Managua event | Low | Start | 2 | September 2014 | ... (September 2014), Update needed (May 2015) |
| Manby Hot Springs | Unknown | C | 1 | October 2024 | ... (October 2024) |
| Margo Edwards (BLP) | Low | Start | 2 | October 2021 | CS1 errors: missing periodical, ... (October 2021) |
| Mariana Trench | Mid | C | 3 | June 2020 | Update needed (June 2020), Articles using infobox body of water without pushpin map alt, ... (October 2022) |
| Marjorie Wilson (BLP) | Mid | Start | 1 | December 2021 | ... (December 2021) |
| Mark McMenamin (BLP) | Low | Start | 4 | October 2011 | BLP articles lacking sources (October 2011), ... (October 2011, February 2015), Unsourced passages need footnotes {{citation needed}} (February 2015) |
| Marta Torres (BLP) | Unknown | Start | 1 | March 2022 | ... (March 2022) |
| Mazantic Shale | Low | Stub | 1 | December 2023 | ... (December 2023) |
| Mega-Earth | Low | Start | 1 | July 2021 | ... (July 2021) |
| Megatsunami | Mid | B | 5 | July 2021 | Unsourced passages need footnotes {{More citations needed}} (July 2021), Potentially dated statements (October 2021), Unsourced passages need footnotes {{citation needed}} (November 2021, March 2025), ... (June 2023) |
| Meghan Miller (BLP) | Low | Start | 1 | October 2023 | ... (October 2023) |
| Meteoritical Society's Service Award | Low | List | 1 | August 2020 | ... (August 2020) |
| NASA STI Program | Low | Start | 1 | July 2022 | ... (July 2022) |
| Nanogeoscience | Mid | Start | 2 | April 2012 | ... (April 2012), Dead external links {{dead link}} (October 2023) |
| National Fossil Day | Low | Stub | 1 | November 2015 | ... (November 2015) |
| National Institute of Hydrology | Low | Start | 3 | October 2011 | ... (October 2011), Unsourced passages need footnotes {{More citations needed}} (December 2021), Unsourced passages need footnotes {{citation needed}} (September 2025) |
| Nier Prize | Low | List | 1 | August 2020 | ... (August 2020) |
| Nigel Press (BLP) | Unknown | Start | 3 | January 2016 | Conflict of interest (January 2016), Notability unclear (January 2016), ... (January 2016) |
| North magnetic pole | High | B | 4 | February 2014 | Clarification needed (February 2014), ... (December 2019), Failed verification (August 2023), Update needed (June 2025) |
| Ogallala Aquifer | High | B | 2 | April 2016 | Vague or ambiguous time (April 2016), ... (July 2019) |
| Origin of the Moon | High | C | 2 | December 2021 | ... (December 2021), Dead external links {{dead link}} (September 2025) |
| Paleoceanography | Low | C | 1 | November 2016 | ... (November 2016) |
| Pannonian Basin | Mid | Start | 11 | July 2022 | Unsourced passages need footnotes {{More citations needed}} (July 2022, April 2023, August 2024), Unsourced passages need footnotes {{citation needed}} (April 2023, February 2025, May 2025), Weasel-worded phrases (May 2025), Clarification needed (May 2025), ... (May 2025), Disputed statements (May 2025), Page number citations needed (May 2025) |
| Permafrost Young Researchers Network | Low | Start | 1 | May 2009 | ... (May 2009) |
| Persian Gulf Basin | Unknown | C | 2 | May 2015 | Unsourced passages need footnotes {{citation needed}} (May 2015), ... (March 2021) |
| Petroleum seep | Low | C | 4 | June 2012 | Unsourced passages need footnotes {{citation needed}} (June 2012), ... (March 2014), Incomplete citations (March 2015), Dead external links {{dead link}} (May 2025) |
| Plastiglomerate | Unknown | C | 2 | June 2022 | CS1 errors: generic name, ... (June 2022) |
| Pleistocene Park | Low | C | 7 | January 2020 | Unsourced passages need footnotes {{citation needed}} (January 2020, December 2023), ... (January 2020, September 2023), Weasel-worded phrases (February 2020), Update needed (April 2020), Pages with broken anchors (see article talk page, remove when fixed) |
| Pulhamite | Low | Stub | 2 | May 2024 | ... (May 2024), Dead external links {{dead link}} (April 2025) |
| Put-in-Bay Dolomite | Low | Stub | 4 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), Incomplete citations (November 2023), ... (November 2023), Broken or outdated citations (March 2024) |
| Qixingtan Beach | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Ralph Molnar (BLP) | Low | Stub | 2 | October 2014 | BLP articles lacking sources (October 2014), ... (October 2014) |
| Red Gulch Dinosaur Tracksite | Low | Start | 2 | May 2022 | Failed verification (May 2022), ... (May 2022) |
| Rennell Island | Low | C | 4 | September 2008 | Potentially dated statements (September 2008), Unsourced passages need footnotes {{More citations needed}} (June 2024), ... (November 2024), Update needed (April 2025) |
| Ritesh Arya (BLP) | Low | Start | 2 | February 2023 | CS1 errors: missing periodical, ... (February 2023) |
| Robert Coleman (geologist) | Low | Stub | 1 | May 2009 | ... (May 2009) |
| Rub' al Khali | High | Start | 2 | September 2024 | Failed verification (September 2024), ... (February 2025) |
| Ruth Harris (scientist) (BLP) | Low | Start | 2 | September 2021 | Vague or ambiguous time (September 2021), ... (September 2021) |
| Sarah Andrews (author) | Low | C | 2 | June 2020 | Unsourced passages need footnotes {{citation needed}} (June 2020), ... (September 2022) |
| Schiehallion experiment | Mid | GA | 2 | January 2021 | ... (January 2021), CS1 errors: ISBN date |
| Sclerometer | Low | Stub | 1 | January 2022 | ... (January 2022) |
| Seismo-electromagnetics | Low | Stub | 4 | December 2016 | Update needed (December 2016), Unsourced passages need footnotes {{citation needed}} (March 2017), ... (March 2017), Harv and Sfn no-target errors |
| Shale gas | Mid | C | 9 | July 2011 | Unsourced passages need footnotes {{citation needed}} (July 2011, March 2015, July 2019), Factual verification needed (February 2012), ... (October 2014), Vague or ambiguous time (May 2016), Limited geographic scope (February 2022), Clarification needed (March 2022), Wikipedia neutral point of view disputes (July 2022) |
| Sherilyn Williams-Stroud (BLP) | Unknown | C | 3 | February 2021 | Style editing needed (February 2021), Promotional tone (February 2021), ... (March 2021) |
| Shropshire Hills Discovery Centre | Low | Start | 3 | August 2012 | ... (August 2012), Unsourced passages need footnotes {{citation needed}} (June 2022), Vague or ambiguous time (June 2025) |
| Sigma Gamma Epsilon | Unknown | Start | 1 | January 2023 | ... (January 2023) |
| Society of Exploration Geophysicists | Mid | Start | 4 | February 2013 | Unsourced passages need footnotes {{citation needed}} (February 2013), ... (February 2013), Potentially dated statements (November 2019), External link cleanup {{external links}} (June 2023) |
| St. Ignace Dolomite | Low | Stub | 4 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), Incomplete citations (November 2023), ... (November 2023), Broken or outdated citations (March 2024) |
| State Geologic and Subsoil Survey of Ukraine | Unknown | Stub | 3 | February 2023 | ... (February 2023), Unsourced passages need footnotes {{More citations needed}} (February 2023), Unsourced passages need footnotes {{citation needed}} (February 2023) |
| Susan Kieffer (BLP) | Low | C | 2 | June 2014 | BLP articles lacking sources (June 2014), ... (June 2014) |
| Sylvania Sandstone | Low | Stub | 4 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), Incomplete citations (November 2023), ... (November 2023), Unsourced passages need footnotes {{citation needed}} (November 2023) |
| Talc | Mid | C | 4 | 2016 | Potentially dated statements (2016), ... (January 2025), Unsourced passages need footnotes {{citation needed}} (October 2025), Unsourced passages need footnotes {{More citations needed}} (October 2025) |
| Terracette | Low | Stub | 1 | September 2022 | ... (September 2022) |
| The Clay Minerals Society | Low | Start | 1 | October 2014 | ... (October 2014) |
| Tidal scour | Low | Stub | 1 | April 2023 | ... (April 2023) |
| Titusville Till | Low | Stub | 2 | December 2023 | Unsourced passages need footnotes {{More citations needed}} (December 2023), ... (December 2023) |
| Tsunamis affecting the British Isles | Low | C | 1 | January 2022 | ... (January 2022) |
| University of Tehran, Department of Mining Engineering | Low | Start | 1 | March 2008 | ... (March 2008) |
| Valiya Hamza (BLP) | Low | Stub | 1 | November 2012 | ... (November 2012) |
| Virgilian series | Low | Stub | 2 | November 2008 | ... (November 2008), Has general references but lacks inline footnotes (November 2008) |
| Volcano | Top | B | 3 | December 2022 | Potentially dated statements (December 2022), ... (November 2023), Dead external links {{dead link}} (August 2025) |
| Volcanology | High | Start | 2 | March 2024 | ... (March 2024), Unsourced passages need footnotes {{More citations needed}} (May 2024) |
| Wadsleyite | Low | C | 5 | July 2022 | ... (July 2022), Unsourced passages need footnotes {{citation needed}} (July 2022), Factual verification needed (July 2022), Update needed (July 2022), Introduction cleanup (October 2024) |
| Whitney Maria Behr (BLP) | Unknown | Start | 2 | March 2020 | ... (March 2020), BLP articles lacking sources (March 2020) |
| William H. K. Lee | Unknown | C | 1 | May 2023 | ... (May 2023) |
| Younger Dryas impact hypothesis | Mid | C | 4 | July 2021 | Off-topic sections (July 2021), Update needed (December 2021), ... (October 2022), Clarification needed (December 2022) |
| Zhe-Xi Luo (BLP) | Low | Start | 2 | June 2020 | Notability unclear (June 2020), ... (June 2020) |
| Öz Yılmaz (BLP) | Low | Start | 3 | September 2013 | BLP articles lacking sources (September 2013), ... (September 2013), Notability unclear (September 2013) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Agglomerate | Mid | Stub | 2 | January 2014 | Unsourced passages need footnotes {{More citations needed}} (January 2014) |
| Block Island meteorite | Low | Start | 1 | ||
| Geography of Jamaica | Low | Start | 6 | 2006 | Potentially dated statements (2006), Expansion needed (July 2014), Dead external links {{dead link}} (March 2019, November 2023), Unsourced passages need footnotes {{citation needed}} (October 2020) |
| Intermontane | Low | Stub | 1 | ||
| Logan Rock | Low | C | 2 | August 2011 | Vague or ambiguous time (August 2011) |
| Moldavite | Low | Start | 3 | January 2018 | Unsourced passages need footnotes {{More citations needed}} (January 2018), Vague or ambiguous time (September 2025) |
| Orpiment | Mid | Start | 2 | April 2023 | Unsourced passages need footnotes {{citation needed}} (April 2023) |
| Rhyacian | Low | Stub | 3 | June 2024 | Unsourced passages need footnotes {{citation needed}} (June 2024), Potentially dated statements (December 2024) |
| Touchet Formation | Mid | GA | 1 |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 2014 Oso landslide | Mid | C | 2 | April 2014 | ... (April 2014), Unsourced passages need footnotes {{citation needed}} (April 2014) |
| Andrew Long (BLP) | Low | Start | 1 | April 2013 | ... (April 2013) |
| Babi Yar | High | B | 4 | October 2011 | Unsourced passages need footnotes {{citation needed}} (October 2011, September 2016, September 2022), ... (September 2017) |
| Bangui magnetic anomaly | Low | B | 1 | April 2013 | ... (April 2013) |
| Belgian Pool | Low | Stub | 1 | July 2024 | ... (July 2024) |
| Birefringence | Mid | B | 5 | February 2020 | ... (February 2020), Unsourced passages need footnotes {{citation needed}} (July 2020, November 2021, September 2024), Dead external links {{dead link}} (October 2023) |
| Cambrian explosion | High | B | 7 | June 2008 | Clarification needed (August 2008, January 2019), ... (July 2008), Unsourced passages need footnotes {{citation needed}} (June 2008, January 2019, October 2025), CS1 errors: ISBN date |
| Cambrian substrate revolution | Mid | B | 1 | July 2008 | ... (July 2008) |
| Cañadón Asfalto Formation | Low | B | 2 | October 2023 | ... (October 2023), Dead external links {{dead link}} (November 2023) |
| Cinnabar | Mid | C | 5 | July 2015 | ... (July 2015), Page number citations needed (July 2015), Unsourced passages need footnotes {{citation needed}} (July 2015, January 2021), CS1 errors: ISBN date |
| Classification of silicate minerals | Low | List | 3 | August 2020 | ... (August 2020), Cleanup needed (February 2023, February 2023) |
| Climate change and poverty | Mid | C | 5 | December 2012 | Dead external links {{dead link}} (December 2012, December 2021), ... (December 2021), Unsourced passages need footnotes {{citation needed}} (December 2021), Cites unreliable sources (April 2024) |
| Coal mining | Low | B | 5 | October 2014 | Unsourced passages need footnotes {{citation needed}} (October 2014, January 2021), ... (May 2015), Potentially dated statements (2023), Page number citations needed (December 2024) |
| Coltan | Low | B | 6 | October 2015 | ... (October 2015), Disputed statements (May 2016), Cites unreliable sources (February 2018), Dead external links {{dead link}} (July 2019, July 2020), Unsourced passages need footnotes {{citation needed}} (June 2025) |
| Continent | High | B | 2 | October 2014 | Unsourced passages need footnotes {{citation needed}} (October 2014), ... (October 2021) |
| Cornelia C. Cameron | Unknown | C | 10 | July 2020 | Clarification needed (July 2020), Dead external links {{dead link}} (July 2020, June 2021), Style editing needed (February 2021), Unsourced passages need footnotes {{More citations needed}} (February 2021), Introduction cleanup (February 2021), Page number citations needed (June 2021), ... (June 2021), Unsourced passages need footnotes {{citation needed}} (June 2021), Cites unreliable sources (June 2021) |
| Daniel M. Franks | Low | Start | 2 | July 2025 | ... (July 2025), Promotional tone (September 2025) |
| Doushantuo type preservation | Low | Stub | 1 | July 2008 | ... (July 2008) |
| Emerald | Low | C | 3 | June 2022 | Unsourced passages need footnotes {{citation needed}} (June 2022), ... (June 2022), CS1 errors: ISBN date |
| Evolutionary history of plants | High | B | 7 | April 2008 | Clarification needed (April 2008), ... (April 2008), Reference errors, Unsourced passages need footnotes {{citation needed}} (December 2015, April 2018, June 2024), Pages with broken anchors (see article talk page, remove when fixed) |
| Fracking in the United States | Low | C | 15 | December 2012 | Unsourced passages need footnotes {{citation needed}} (December 2012, August 2022, May 2024), Cites unreliable sources (December 2012, September 2014, October 2014, December 2014), Dead external links {{dead link}} (September 2014, June 2016, September 2017), Page number citations needed (September 2014), ... (October 2014, October 2022), Update needed (November 2016, November 2024) |
| Frank Dixey | Low | C | 2 | September 2025 | ... (September 2025), Page number citations needed (September 2025) |
| Geothermal gradient | Mid | Start | 4 | August 2018 | Unsourced passages need footnotes {{citation needed}} (August 2018), Disputed statements (August 2021), ... (August 2021), Dead external links {{dead link}} (May 2024) |
| Grand Banks of Newfoundland | Low | Start | 3 | November 2019 | Potentially dated statements (2019), ... (November 2019), Unsourced passages need footnotes {{citation needed}} (February 2021) |
| Grotta Gigante horizontal pendulums | Unknown | Stub | 1 | July 2018 | ... (July 2018) |
| Henry Hicks (geologist) | Low | Start | 1 | October 2020 | ... (October 2020) |
| Ian Plimer (BLP) | Low | B | 6 | April 2011 | Unsourced passages need footnotes {{citation needed}} (April 2011), CS1 errors: missing periodical, Cites unreliable sources (August 2022, September 2023), BLP articles lacking sources (August 2022), ... (August 2022) |
| Intraplate volcanism | Low | B | 6 | July 2015 | Clarification needed (July 2015, May 2020, September 2020), Weasel-worded phrases (May 2020), ... (October 2020), CS1 errors: periodical ignored |
| John Ludden (geologist) (BLP) | Unknown | B | 1 | August 2025 | ... (August 2025) |
| Lamont–Doherty Earth Observatory | Low | Start | 1 | July 2024 | ... (July 2024) |
| Lehigh Valley | Unknown | B | 3 | September 2019 | ... (September 2019), Dead external links {{dead link}} (February 2020), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Loess | Low | Start | 5 | January 2016 | Unsourced passages need footnotes {{citation needed}} (January 2016, October 2017), Unsourced passages need footnotes {{More citations needed}} (January 2016), ... (September 2020), CS1 errors: periodical ignored |
| Lucille Langford | Unknown | Start | 5 | October 2023 | ... (October 2023), Orphaned (October 2023), Page number citations needed (October 2023), Notability unclear (March 2024), Unsourced passages need footnotes {{citation needed}} (March 2024) |
| Ludlow Group | Low | Start | 3 | February 2008 | ... (February 2008), Expert attention needed (October 2017) |
| Marta Lucía Calvache (BLP) | Low | C | 1 | January 2025 | ... (January 2025) |
| Michel Jébrak (BLP) | Unknown | C | 2 | May 2022 | Unsourced passages need footnotes {{citation needed}} (May 2022), ... (October 2024) |
| Mount Vesuvius | Mid | B | 4 | February 2020 | Unsourced passages need footnotes {{citation needed}} (February 2020), ... (April 2021), Clarification needed (September 2022), CS1 errors: periodical ignored |
| Oleanane | Low | C | 3 | September 2022 | ... (September 2022), Failed verification (September 2022), Unsourced passages need footnotes {{More citations needed}} (September 2022) |
| Peak oil | High | C | 6 | 2022 | CS1 errors: missing periodical, CS1 errors: requires URL, Potentially dated statements (2022), Unsourced passages need footnotes {{citation needed}} (January 2024), ... (October 2024), Update needed (January 2025) |
| Permineralization | Low | Start | 1 | April 2019 | ... (April 2019) |
| Petrogenesis | Low | Stub | 2 | February 2021 | ... (February 2021), Unsourced passages need footnotes {{More citations needed}} (February 2022) |
| Pyroclastic flow | Mid | C | 5 | March 2018 | Unsourced passages need footnotes {{More citations needed}} (March 2018), ... (July 2019), Unsourced passages need footnotes {{citation needed}} (July 2020, January 2025), Page number citations needed (January 2025) |
| Radula | Low | C | 4 | September 2008 | ... (March 2009), Expansion needed (September 2008), Clarification needed (April 2011), Dead external links {{dead link}} (July 2025) |
| Rejection of evolution by religious groups | High | B | 12 | June 2008 | Expansion needed (June 2008), Page number citations needed (May 2014), Vague or ambiguous time (July 2014), Unsourced passages need footnotes {{citation needed}} (July 2014, April 2017, July 2023, January 2024), ... (April 2017), Weasel-worded phrases (April 2017), Potentially dated statements (2020), Limited geographic scope (August 2020), CS1 errors: ISBN date |
| Shale gas | Mid | C | 9 | July 2011 | Unsourced passages need footnotes {{citation needed}} (July 2011, March 2015, July 2019), ... (February 2012), Cites unreliable sources (October 2014), Vague or ambiguous time (May 2016), Limited geographic scope (February 2022), Clarification needed (March 2022), Wikipedia neutral point of view disputes (July 2022) |
| Shanaka L de Silva (BLP) | Unknown | C | 1 | October 2025 | ... (October 2025) |
| Siliceous ooze | Mid | C | 2 | September 2019 | ... (September 2019), CS1 errors: missing title |
| Stream | Mid | Start | 5 | November 2015 | Unsourced passages need footnotes {{citation needed}} (November 2015, February 2021), Clarification needed (June 2020, November 2021), ... (December 2024) |
| Taphonomy | Top | C | 8 | April 2011 | Unsourced passages need footnotes {{More citations needed}} (April 2011), Unsourced passages need footnotes {{citation needed}} (January 2017, April 2021), Clarification needed (February 2018, August 2018), CS1 errors: missing periodical, ... (April 2021), Page number citations needed (April 2021) |
| Tom Kapitany (BLP) | Low | C | 2 | February 2025 | ... (February 2025), Link rot cleanup (August 2025) |
| Trace fossil | High | B | 4 | January 2008 | ... (April 2008), Unsourced passages need footnotes {{citation needed}} (January 2008, December 2021), CS1 errors: periodical ignored |
| Tufa | Low | Start | 3 | April 2012 | Failed verification (April 2012), ... (March 2019), Unsourced passages need footnotes {{citation needed}} (July 2022) |
| Valley of the Kings | Mid | GA | 1 | September 2023 | ... (September 2023) |
| Wadsleyite | Low | C | 5 | July 2022 | Cites unreliable sources (July 2022), Unsourced passages need footnotes {{citation needed}} (July 2022), ... (July 2022), Update needed (July 2022), Introduction cleanup (October 2024) |
| Yevgeny Fyodorov (scientist) | Low | Stub | 3 | August 2017 | Unsourced passages need footnotes {{More citations needed}} (August 2017), ... (June 2018), Clarification needed (April 2022) |
| Young's Cove Group | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Zeolite | Mid | B | 4 | 2016 | Potentially dated statements (2016, December 2018), Unsourced passages need footnotes {{citation needed}} (October 2018), ... (August 2021) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 100,000-year problem | Low | C | 2 | August 2022 | ... (August 2022), Update needed (February 2025) |
| 1883 eruption of Krakatoa | Low | B | 4 | December 2014 | Unsourced passages need footnotes {{citation needed}} (December 2014, January 2024), ... (February 2020), Disputed statements (November 2023) |
| 1908 Messina earthquake | Mid | C | 5 | April 2018 | Page number citations needed (April 2018), Unsourced passages need footnotes {{citation needed}} (April 2018, December 2020), ... (April 2018), Incomplete citations (March 2022) |
| 2008 Sichuan earthquake | Mid | B | 11 | November 2009 | Dead external links {{dead link}} (November 2009, September 2010, June 2016, April 2018, August 2018), ... (March 2010, May 2021), Unsourced passages need footnotes {{More citations needed}} (May 2021), Cites unreliable sources (May 2021), Unsourced passages need footnotes {{citation needed}} (May 2021), Pages with broken anchors (see article talk page, remove when fixed) |
| Anse Maranda Formation | Low | Stub | 1 | June 2020 | ... (June 2020) |
| Cayman Trough | Low | Start | 1 | December 2019 | ... (December 2019) |
| Challenger Deep | Mid | C | 8 | December 2019 | Unsourced passages need footnotes {{citation needed}} (December 2019, March 2021), Incomplete citations (January 2020), ... (January 2020), Articles using infobox body of water without pushpin map alt, Potentially dated statements (July 2022), CS1 errors: periodical ignored, Dead external links {{dead link}} (October 2025) |
| Divergent boundary | Mid | Start | 3 | February 2016 | Unsourced passages need footnotes {{More citations needed}} (February 2016, September 2024), ... (September 2024) |
| Edmond Halley | Mid | C | 1 | September 2021 | ... (September 2021) |
| Edwin John Beer | Low | Start | 2 | August 2016 | ... (August 2016), Unsourced passages need footnotes {{citation needed}} (March 2017) |
| Environmental impact of fracking in the United States | Low | C | 10 | April 2013 | Unsourced passages need footnotes {{citation needed}} (March 2014, April 2015), Cites unreliable sources (September 2014), ... (April 2013), Clarification needed (July 2015, April 2019), Update needed (March 2017), Potentially dated statements (February 2019), Dead external links {{dead link}} (August 2019), CS1 errors: missing periodical |
| Eoarchean geology | Unknown | C | 7 | December 2017 | Self-contradictory articles (December 2017), ... (December 2017), CS1 errors: missing periodical, Cleanup needed (February 2023, February 2023), Clarification needed (February 2023), CS1 errors: periodical ignored |
| Fracking in the United Kingdom | Low | C | 13 | March 2016 | Clarification needed (March 2016, March 2017, April 2017), Original research (March 2016, March 2017), ... (March 2016), Unsourced passages need footnotes {{citation needed}} (March 2016, December 2016, March 2017, April 2017), CS1 errors: missing periodical, CS1 errors: periodical ignored, Link rot cleanup (August 2025) |
| Geology | Top | C | 3 | September 2019 | ... (September 2019), Unsourced passages need footnotes {{citation needed}} (October 2025), Off-topic sections (October 2025) |
| Gopher Farm sandhill | Low | Stub | 1 | August 2020 | ... (August 2020) |
| Great Rift Valley | High | C | 4 | June 2024 | Unsourced passages need footnotes {{More citations needed}} (June 2024), ... (September 2024), Clarification needed (September 2024), Disputed statements (December 2024) |
| Hadean zircon | Low | B | 2 | December 2017 | ... (December 2017), Incomplete citations (February 2021) |
| Hermione Cockburn (BLP) | Low | Start | 3 | June 2014 | ... (June 2014), Unsourced passages need footnotes {{citation needed}} (June 2025), BLP articles lacking sources (June 2025) |
| Hishikari mine | Low | Stub | 2 | July 2013 | ... (July 2013), Unsourced passages need footnotes {{More citations needed}} (December 2017) |
| History of geology | Top | B | 3 | December 2017 | ... (December 2017), Unsourced passages need footnotes {{citation needed}} (January 2024), CS1 errors: ISBN date |
| Ilha Verde | Low | Stub | 1 | May 2022 | ... (May 2022) |
| Kola Superdeep Borehole | Low | C | 1 | August 2021 | ... (August 2021) |
| Mazuku | Low | Start | 3 | November 2024 | Unsourced passages need footnotes {{citation needed}} (November 2024, May 2025), ... (May 2025) |
| Mesozoic | High | B | 7 | October 2012 | Page number citations needed (October 2012), Unsourced passages need footnotes {{citation needed}} (October 2021, March 2022, July 2022, June 2024), Accuracy disputes or self-published (March 2022), ... (March 2022) |
| Mineralogical Abstracts | Low | Start | 1 | January 2013 | ... (January 2013) |
| Moira Dunbar | Low | Start | 1 | March 2025 | ... (March 2025) |
| North magnetic pole | High | B | 4 | February 2014 | Clarification needed (February 2014), Cites unreliable sources (December 2019), ... (August 2023), Update needed (June 2025) |
| Okinawa Trough | Low | Start | 4 | November 2013 | Coordinates needed, ... (November 2013), Incomplete citations (November 2013), CS1 errors: requires URL |
| Oleanane | Low | C | 3 | September 2022 | Factual verification needed (September 2022), ... (September 2022), Unsourced passages need footnotes {{More citations needed}} (September 2022) |
| Olorgesailie | Mid | C | 1 | May 2025 | ... (May 2025) |
| Panasqueira | Mid | Start | 8 | May 2017 | Unsourced passages need footnotes {{More citations needed}} (May 2017), Has general references but lacks inline footnotes (August 2017), CS1 errors: generic name, Too technical (August 2023), Weasel-worded phrases (August 2023), Vague or ambiguous time (August 2023), ... (August 2023), Unsourced passages need footnotes {{citation needed}} (August 2023) |
| Pliocene | High | B | 5 | August 2017 | Unsourced passages need footnotes {{More citations needed}} (August 2017, January 2019, May 2021), ... (June 2020), Split needed (May 2021) |
| Red Gulch Dinosaur Tracksite | Low | Start | 2 | May 2022 | ... (May 2022), Cites unreliable sources (May 2022) |
| Rodinia | High | B | 3 | January 2016 | Page number citations needed (January 2016), ... (January 2016, February 2016) |
| Rub' al Khali | High | Start | 2 | September 2024 | ... (September 2024), Cites unreliable sources (February 2025) |
| Rupes | Low | Stub | 3 | 2008 | Potentially dated statements (2008, January 2013), ... (October 2016) |
| Scientific drilling | Mid | Start | 3 | May 2015 | Unsourced passages need footnotes {{citation needed}} (May 2015), Unsourced passages need footnotes {{More citations needed}} (September 2019), ... (June 2022) |
| Spall | Low | Start | 1 | March 2022 | ... (March 2022) |
| Stacking velocity | Low | Stub | 1 | May 2013 | ... (May 2013) |
| Thokcha | Low | C | 3 | September 2020 | Has general references but lacks inline footnotes (September 2020), Unsourced passages need footnotes {{More citations needed}} (September 2020), ... (March 2021) |
| Timeline of the far future | Mid | FL | 1 | May 2022 | ... (May 2022) |
| Tufa | Low | Start | 3 | April 2012 | ... (April 2012), Factual verification needed (March 2019), Unsourced passages need footnotes {{citation needed}} (July 2022) |
| Turan Depression | Low | Start | 1 | March 2023 | ... (March 2023) |
| Uinta Basin | Low | Start | 1 | December 2012 | ... (December 2012) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Stream load | Low | Start | 1 | November 2020 | ... (November 2020) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Charles Lyell | Mid | B | 2 | July 2025 | External link cleanup {{external links}} (July 2025) |
| Kalahari Craton | Low | Start | 1 | ||
| Nicolas Théobald | Unknown | C | 2 | August 2025 | Dead external links {{dead link}} (August 2025) |
| Olivine | High | C | 3 | February 2021 | Unsourced passages need footnotes {{citation needed}} (February 2021, May 2025) |
| Olympic–Wallowa lineament | Low | C | 10 | August 2014 | Weasel-worded phrases (August 2014, August 2021), Dead external links {{dead link}} (April 2020, July 2022, February 2023), Style editing needed (November 2020), Unsourced passages need footnotes {{citation needed}} (August 2021), Page number citations needed (August 2021), Unsourced passages need footnotes {{More citations needed}} (September 2023) |
| Otlu Qaya | Low | Stub | 2 | May 2021 | Orphaned (May 2021) |
| Paleobiota of the Kristianstad Basin | Low | List | 3 | January 2025 | Pages with broken anchors (see article talk page, remove when fixed), Dead external links {{dead link}} (January 2025) |
| Past sea level | Top | C | 2 | September 2017 | Unsourced passages need footnotes {{citation needed}} (September 2017) |
| Peridotite | High | C | 3 | January 2025 | Clarification needed (January 2025), Weasel-worded phrases (January 2025) |
| Plate tectonics | Top | B | 4 | July 2021 | Unsourced passages need footnotes {{More citations needed}} (July 2021), Dead external links {{dead link}} (October 2022, June 2025) |
| Principles of Geology | Mid | Start | 1 | ||
| Seismic interferometry | Low | Start | 2 | September 2018 | Clarification needed (September 2018) |
| Seismo-electromagnetics | Low | Stub | 4 | December 2016 | Update needed (December 2016), Unsourced passages need footnotes {{citation needed}} (March 2017), Cites unreliable sources (March 2017) |
| Slave Craton | Mid | Start | 1 | ||
| Soil formation | Low | Start | 2 | CS1 errors: ISBN date | |
| Stratospheric aerosol injection | High | C | 4 | December 2023 | Pages with broken anchors (see article talk page, remove when fixed), Unsourced passages need footnotes {{citation needed}} (December 2023), Clarification needed (December 2023) |
| Submarine landslide | Mid | C | 1 | ||
| Tsunamis in lakes | Low | C | 5 | April 2010 | Unsourced passages need footnotes {{More citations needed}} (April 2010), Unsourced passages need footnotes {{citation needed}} (April 2010), Has general references but lacks inline footnotes (June 2010), Dead external links {{dead link}} (December 2013) |
| Tumblagooda Sandstone | Mid | Start | 5 | February 2008 | Unsourced passages need footnotes {{citation needed}} (February 2008), Page number citations needed (April 2025), Disputed statements (April 2025), Incomplete citations (April 2025) |
| VAN method | Low | C | 3 | July 2012 | Unsourced passages need footnotes {{citation needed}} (July 2012), Dead external links {{dead link}} (July 2025) |
| Vladimir Vernadsky | Low | C | 4 | April 2024 | CS1 errors: unsupported parameter, Unsourced passages need footnotes {{citation needed}} (April 2024), Incomplete citations (May 2024) |
| Volcanic winter | Low | Start | 1 | ||
| Waverly Group | Low | Stub | 1 | ||
| Weathering | Top | C | 1 | ||
| Yellowstone Caldera | High | C | 3 | September 2021 | Unsourced passages need footnotes {{citation needed}} (September 2021), Dead external links {{dead link}} (September 2025) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 1902 Andijan earthquake | Low | Stub | 1 | February 2024 | ... (February 2024) |
| 1975 Haicheng earthquake | Low | Start | 3 | August 2018 | Cites unreliable sources (August 2018), Unsourced passages need footnotes {{More citations needed}} (November 2021), ... (November 2021) |
| Abbott's Cliff Formation | Low | Stub | 1 | August 2014 | ... (August 2014) |
| Abraham Gottlob Werner | Mid | Start | 1 | May 2012 | ... (May 2012) |
| Adolf Schmidt (geophysicist) | Unknown | C | 1 | September 2024 | ... (September 2024) |
| Advance Formation | Low | Stub | 1 | June 2022 | ... (June 2022) |
| Adzhi-Bogdo | Low | Stub | 1 | January 2019 | ... (January 2019) |
| Akron Formation | Low | Stub | 1 | March 2015 | ... (March 2015) |
| Albert David Hager | Low | Stub | 1 | November 2021 | ... (November 2021) |
| Albert Thomas Price | Low | Stub | 2 | April 2018 | Unsourced passages need footnotes {{More citations needed}} (April 2018), ... (April 2018) |
| Alexander von Keyserling | Low | Start | 3 | October 2016 | Unsourced passages need footnotes {{More citations needed}} (October 2016), ... (January 2022), CS1 errors: ISBN date |
| Alvy Creek Formation | Low | Stub | 1 | May 2021 | ... (May 2021) |
| Amadeus Basin | Low | Stub | 1 | October 2019 | ... (October 2019) |
| Amino acid dating | High | C | 3 | August 2025 | Unsourced passages need footnotes {{citation needed}} (August 2025), ... (August 2025), Clarification needed (August 2025) |
| Amundsen Plain | Low | Stub | 1 | February 2013 | ... (February 2013) |
| Anare Nunataks | Low | Stub | 2 | December 2023 | Unsourced passages need footnotes {{More citations needed}} (December 2023), ... (December 2023) |
| Andrey Pak | Unknown | Start | 2 | April 2015 | Unsourced passages need footnotes {{More citations needed}} (April 2015), ... (April 2015) |
| Anthony J. Naldrett | Low | Start | 2 | October 2016 | Dead external links {{dead link}} (October 2016), ... (March 2021) |
| Anticosti Group | Low | Stub | 1 | February 2021 | ... (February 2021) |
| Aoufous Formation | Low | C | 1 | November 2013 | ... (November 2013) |
| Apache Group (geology) | Low | Start | 1 | July 2020 | ... (July 2020) |
| Arizona flagstone | Unknown | Stub | 1 | February 2016 | ... (February 2016) |
| Armor (hydrology) | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Arnestad Formation | Low | Stub | 1 | November 2014 | ... (November 2014) |
| Association for Women Geoscientists | Low | Stub | 1 | January 2021 | ... (January 2021) |
| August Breithaupt | Mid | Start | 1 | July 2014 | ... (July 2014) |
| Aylmer Formation | Low | Stub | 1 | February 2021 | ... (February 2021) |
| Azimi Q models | Unknown | Start | 1 | July 2013 | ... (July 2013) |
| Bailer (hydrogeology) | Low | Start | 1 | January 2024 | ... (January 2024) |
| Bala Gorge (Bolivia) | Low | Stub | 2 | December 2008 | ... (December 2008), Unsourced passages need footnotes {{citation needed}} (May 2018) |
| Ballenas Fault | Low | Stub | 1 | May 2021 | ... (May 2021) |
| Balleny fracture zone | Low | Stub | 2 | December 2023 | Unsourced passages need footnotes {{More citations needed}} (December 2023), ... (December 2023) |
| Bangudae Petroglyphs | Low | Start | 1 | July 2013 | ... (July 2013) |
| Barry R. Bickmore (BLP) | Low | Start | 1 | July 2010 | ... (July 2010) |
| Basin modelling | Low | Stub | 1 | March 2013 | ... (March 2013) |
| Beach ridge | Low | Stub | 1 | September 2013 | ... (September 2013) |
| Bemolanga | Low | Start | 4 | March 2015 | Unsourced passages need footnotes {{citation needed}} (March 2015), Dead external links {{dead link}} (March 2015, May 2017), ... (December 2015) |
| Bisbee Blue | Low | Start | 1 | December 2009 | ... (December 2009) |
| Bituminous limestone | Low | Start | 1 | July 2013 | ... (July 2013) |
| Bombturbation | Unknown | Stub | 1 | October 2020 | ... (October 2020) |
| Brian de Vere Formation | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Brilon Shale | Low | Stub | 1 | August 2018 | ... (August 2018) |
| British and Irish Meteorite Society | Low | Start | 1 | January 2024 | ... (January 2024) |
| Calc-alkaline magma series | Mid | Start | 1 | August 2015 | ... (August 2015) |
| Cantera (stone) | Low | Start | 3 | January 2013 | ... (January 2013), Unsourced passages need footnotes {{citation needed}} (September 2018), Reference cleanup (September 2018) |
| Cape Limestone | Low | Stub | 1 | May 2018 | ... (May 2018) |
| Carbonate-hosted lead-zinc ore deposits | Low | Start | 1 | May 2008 | ... (May 2008) |
| Carl August Stetefeldt | Low | Start | 1 | March 2016 | ... (March 2016) |
| Carl Friedrich Heinrich Credner | Low | Start | 1 | August 2021 | ... (August 2021) |
| Carmarthen Formation | Low | Stub | 1 | November 2018 | ... (November 2018) |
| Carmen Basin | Low | Stub | 2 | October 2019 | Coordinates needed, ... (October 2019) |
| Caspian Depression | Low | Start | 1 | February 2008 | ... (February 2008) |
| Cedar Lake Dolomite | Low | Stub | 1 | February 2021 | ... (February 2021) |
| Chaffin Formation | Low | Stub | 1 | May 2021 | ... (May 2021) |
| Charles Doolittle Walcott | Low | C | 2 | January 2020 | ... (January 2020), Dead external links {{dead link}} (April 2024) |
| Charles Doolittle Walcott Medal | Low | Start | 1 | March 2013 | ... (March 2013) |
| Chatkalite | Low | Start | 1 | November 2020 | ... (November 2020) |
| Chee Tor Limestone | Low | Stub | 1 | November 2024 | ... (November 2024) |
| Chemostratigraphy | Mid | Start | 2 | March 2019 | ... (March 2019, May 2024) |
| Chitistone Formation | Low | Stub | 3 | April 2020 | Reference cleanup (April 2020), ... (April 2020), Unsourced passages need footnotes {{More citations needed}} (April 2020) |
| Chowan River Formation | Low | Stub | 1 | January 2022 | ... (January 2022) |
| Christian Koeberl (BLP) | Low | Start | 1 | February 2012 | ... (February 2012) |
| Chukchi Shelf | Low | Stub | 2 | April 2009 | ... (April 2009), Coordinates needed |
| Cirque glacier | Low | Stub | 2 | October 2024 | ... (October 2024), Unsourced passages need footnotes {{More citations needed}} (October 2025) |
| Classification of organic minerals | Low | List | 2 | July 2013 | Introduction cleanup (July 2013), ... (July 2013) |
| Clifford H. Stockwell | Low | Stub | 1 | March 2021 | ... (March 2021) |
| Condor agate | Low | Start | 1 | May 2014 | ... (May 2014) |
| Conneaut Group | Low | Stub | 2 | September 2023 | Cites unreliable sources (September 2023), ... (September 2023) |
| Continental collision | Mid | B | 1 | July 2017 | ... (July 2017) |
| Couches du Foulon | Low | Stub | 1 | October 2019 | ... (October 2019) |
| Courtown Formation | Low | Stub | 1 | August 2018 | ... (August 2018) |
| Craie de Rouen | Low | Stub | 3 | October 2021 | Unsourced passages need footnotes {{More citations needed}} (October 2021, December 2023), ... (December 2023) |
| Cross-cutting relationships | High | Start | 1 | July 2012 | ... (July 2012) |
| Crosswicks Clay | Low | Stub | 6 | June 2020 | Unsourced passages need footnotes {{More citations needed}} (June 2020), ... (June 2020), Cites unreliable sources (December 2023), Vague or ambiguous geographic scope (December 2023), Accuracy disputes or self-published (December 2023), Unsourced passages need footnotes {{citation needed}} (December 2023) |
| Cu Y Zeolite | Unknown | Start | 2 | March 2015 | ... (March 2015), Unsourced passages need footnotes {{citation needed}} (November 2024) |
| Cumberland Formation | Low | Stub | 1 | August 2022 | ... (August 2022) |
| Cumulate rock | Mid | C | 1 | February 2008 | ... (February 2008) |
| Dalaly Kafumu (BLP) | Low | Start | 2 | December 2020 | ... (December 2020), BLP articles lacking sources (December 2020) |
| Dancing Ledge | Low | Stub | 2 | April 2017 | Vague or ambiguous time (April 2017), ... (April 2025) |
| Davis Spring Formation | Low | Stub | 1 | January 2022 | ... (January 2022) |
| Depth–slope product | Low | Start | 2 | May 2018 | ... (May 2018), Unsourced passages need footnotes {{More citations needed}} (June 2024) |
| Detroit River Group | Low | Stub | 1 | August 2016 | ... (August 2016) |
| Diamond flaw | Low | C | 1 | April 2009 | ... (April 2009) |
| Diffraction topography | Low | C | 1 | April 2024 | ... (April 2024) |
| Donald DePaolo (BLP) | Low | Start | 4 | March 2013 | ... (March 2013), BLP articles lacking sources (August 2021, April 2024), Unsourced passages need footnotes {{citation needed}} (April 2024) |
| Dong Van Karst Plateau Geopark | Low | Start | 4 | April 2017 | Coordinates needed, Cites unreliable sources (April 2017), ... (April 2017), Unsourced passages need footnotes {{More citations needed}} (April 2017) |
| Downcutting | Low | Start | 1 | November 2017 | ... (November 2017) |
| Drywasher | Low | Stub | 2 | August 2013 | ... (August 2013), Clarification needed (April 2015) |
| Duncan R. Derry | Low | Start | 1 | March 2021 | ... (March 2021) |
| Earth System Modeling Framework | Unknown | Start | 1 | October 2016 | ... (October 2016) |
| East European Craton | Mid | Start | 1 | October 2012 | ... (October 2012) |
| Egyptian Geological Museum | Low | Start | 1 | January 2025 | ... (January 2025) |
| Electrical resistivity tomography | Low | Start | 1 | December 2013 | ... (December 2013) |
| Elsa G. Vilmundardóttir | Low | C | 2 | March 2021 | ... (March 2021), Cites unreliable sources (April 2022) |
| Engineering geology | High | Start | 1 | March 2017 | ... (March 2017) |
| Enstatite | Mid | Start | 2 | September 2008 | Unsourced passages need footnotes {{citation needed}} (September 2008), ... (November 2019) |
| Eudialyte group | Low | Stub | 2 | January 2014 | ... (January 2014), CS1 errors: missing periodical |
| European-Mediterranean Seismological Centre | Low | Start | 1 | April 2014 | ... (April 2014) |
| Evaporite | Mid | Start | 1 | April 2010 | ... (April 2010) |
| Faculty of Earth Sciences, King Abdulaziz University | Low | Start | 3 | June 2022 | ... (June 2022), Cites unreliable sources (June 2022), Unsourced passages need footnotes {{More citations needed}} (June 2022) |
| Farallon plate | Mid | Start | 1 | June 2015 | ... (June 2015) |
| Farman Salmanov | Mid | Start | 3 | March 2016 | ... (March 2016), Unsourced passages need footnotes {{citation needed}} (March 2016), Dead external links {{dead link}} (December 2017) |
| Ferdinand von Richthofen | Low | Start | 2 | June 2022 | CS1 errors: generic name, ... (June 2022) |
| Florentino Ameghino | Mid | Start | 1 | July 2014 | ... (July 2014) |
| Flowstone | Low | Start | 1 | December 2013 | ... (December 2013) |
| Flöz Dreibänke Formation | Low | Stub | 1 | October 2019 | ... (October 2019) |
| Fossil Hill Formation | Low | Stub | 1 | September 2015 | ... (September 2015) |
| Four Corners Formation | Low | Stub | 1 | March 2021 | ... (March 2021) |
| Fraser Canyon | Low | C | 5 | October 2015 | Page number citations needed (October 2015), ... (October 2015), Unsourced passages need footnotes {{citation needed}} (January 2020, February 2023), Unsourced passages need footnotes {{More citations needed}} (February 2023) |
| Freieslebenite | Mid | Start | 1 | June 2016 | ... (June 2016) |
| French Geodesic Mission to the Equator | Unknown | C | 2 | November 2011 | ... (November 2011), Clarification needed (May 2020) |
| Friedrich Mohs | Low | C | 1 | June 2018 | ... (June 2018) |
| Gasconadian Stage | Low | Start | 1 | October 2012 | ... (October 2012) |
| Gaston Briart | Low | Stub | 1 | February 2013 | ... (February 2013) |
| Gehlberg Formation | Low | Stub | 2 | November 2021 | Unsourced passages need footnotes {{More citations needed}} (November 2021), ... (November 2021) |
| Geography of Iowa | Low | Start | 4 | October 2017 | Dead external links {{dead link}} (October 2017, May 2024), ... (November 2019), Unsourced passages need footnotes {{More citations needed}} (November 2019) |
| Geologic province | High | Stub | 1 | May 2014 | ... (May 2014) |
| Geologic timeline of Western North America | Low | Stub | 1 | June 2019 | ... (June 2019) |
| Geologists Day | Low | Stub | 2 | April 2021 | Unsourced passages need footnotes {{citation needed}} (April 2021), ... (April 2021) |
| Geology of Arizona | Low | C | 2 | October 2023 | ... (October 2023), Unsourced passages need footnotes {{More citations needed}} (October 2023) |
| Geology of Australia | Mid | Start | 3 | February 2008 | ... (February 2008), Expansion needed (March 2008, May 2012) |
| Geology of British Columbia | Low | Start | 2 | October 2008 | Unsourced passages need footnotes {{citation needed}} (October 2008), ... (December 2022) |
| Geology of Great Britain | Mid | Start | 3 | October 2009 | Unsourced passages need footnotes {{More citations needed}} (October 2009), ... (November 2018), Pages with broken anchors (see article talk page, remove when fixed) |
| Geology of India | Mid | C | 2 | November 2011 | Unsourced passages need footnotes {{More citations needed}} (November 2011), ... (November 2011) |
| Geology of Indonesia | Low | Start | 1 | September 2016 | ... (September 2016) |
| Geology of Jersey | Low | C | 1 | July 2025 | ... (July 2025) |
| Geology of Mercury | High | B | 1 | November 2021 | ... (November 2021) |
| Geology of Shropshire | Mid | Start | 2 | February 2008 | ... (February 2008), Unsourced passages need footnotes {{citation needed}} (September 2022) |
| Geology of Syria | Unknown | Start | 2 | November 2018 | Unsourced passages need footnotes {{More citations needed}} (November 2018), ... (April 2025) |
| Geology of the Canyonlands area | Low | Start | 1 | August 2024 | ... (August 2024) |
| Geology of the Central African Republic | Low | Start | 1 | October 2017 | ... (October 2017) |
| Geology of the Faroe Islands | Low | Stub | 1 | December 2017 | ... (December 2017) |
| Geology of the Netherlands | Low | Start | 3 | July 2022 | Disputed statements (July 2022), ... (May 2024), Unsourced passages need footnotes {{More citations needed}} (February 2025) |
| Geology of the Tasman District | Low | Start | 2 | December 2010 | Update needed (December 2010), ... (April 2025) |
| George Albert Young | Low | Stub | 1 | July 2022 | ... (July 2022) |
| George Sherwood Hume | Low | Stub | 2 | May 2025 | Unsourced passages need footnotes {{More citations needed}} (May 2025), ... (May 2025) |
| Gildersleeve Mountain | Low | C | 1 | July 2012 | ... (July 2012) |
| Glacier cave | Mid | Start | 2 | December 2013 | ... (December 2013), Unsourced passages need footnotes {{More citations needed}} (October 2023) |
| Glaciology | High | C | 2 | February 2011 | ... (February 2011), External link cleanup {{external links}} (October 2020) |
| Glen Aubrey Formation | Low | Stub | 2 | June 2024 | Unsourced passages need footnotes {{More citations needed}} (June 2024), ... (June 2024) |
| Global Standard Stratigraphic Age | Low | Start | 1 | August 2020 | ... (August 2020) |
| Grain size | Low | Start | 1 | July 2011 | ... (July 2011) |
| Grand Staircase | Mid | Start | 1 | July 2016 | ... (July 2016) |
| Grandreefite | Low | Stub | 1 | April 2018 | ... (April 2018) |
| Great Appalachian Valley | Unknown | C | 2 | June 2015 | Potentially dated statements (June 2015), ... (December 2016) |
| Great Devonian Controversy | Low | Stub | 1 | October 2024 | ... (October 2024) |
| Greisen | Mid | Start | 1 | March 2021 | ... (March 2021) |
| Greseuse Formation | Low | Stub | 1 | August 2018 | ... (August 2018) |
| Grimsby Formation | Low | Stub | 1 | October 2023 | ... (October 2023) |
| Grès verts hevétiques | Low | Stub | 1 | April 2020 | ... (April 2020) |
| Hagerstown Valley | Low | Start | 1 | October 2023 | ... (October 2023) |
| Harleyville Formation | Low | Stub | 1 | May 2021 | ... (May 2021) |
| Hellmut Schmid | Unknown | Stub | 1 | February 2021 | ... (February 2021) |
| Helvetic (geology) | Mid | Start | 1 | October 2024 | ... (October 2024) |
| Hemimorphite | Mid | Start | 2 | March 2021 | ... (March 2021), Unsourced passages need footnotes {{More citations needed}} (September 2023) |
| Henry C. Gunning | Low | Start | 1 | July 2011 | ... (July 2011) |
| Henry Testot-Ferry | Low | C | 1 | June 2024 | ... (June 2024) |
| Hermann Stoll | Unknown | Start | 1 | November 2021 | ... (November 2021) |
| High temperature lignite coke | Low | Start | 1 | November 2021 | ... (November 2021) |
| Hong Kong Observatory | Low | Start | 1 | April 2025 | ... (April 2025) |
| Honorat Formation | Low | Stub | 2 | February 2021 | ... (February 2021), Context needed (February 2021) |
| Howel Williams | Mid | Start | 1 | February 2013 | ... (February 2013) |
| Hu Gabrielse | Unknown | Stub | 1 | March 2021 | ... (March 2021) |
| Hydrology | Top | C | 1 | April 2012 | ... (April 2012) |
| I-type granite | Low | Start | 3 | May 2019 | Unsourced passages need footnotes {{More citations needed}} (May 2019, November 2020), ... (May 2019) |
| Ilvaite | Low | Stub | 1 | January 2024 | ... (January 2024) |
| Ilya Malyshev | Unknown | Start | 3 | December 2023 | Cites unreliable sources (December 2023), ... (December 2023), Dead external links {{dead link}} (December 2023) |
| Indian Shield | Low | Stub | 2 | September 2021 | ... (September 2021), Unsourced passages need footnotes {{More citations needed}} (September 2021) |
| Intermontane plate | Low | Start | 1 | October 2014 | ... (October 2014) |
| Internal heating | Mid | Stub | 2 | August 2025 | ... (August 2025), Unsourced passages need footnotes {{More citations needed}} (August 2025) |
| International Permafrost Association | Low | C | 5 | April 2016 | ... (April 2016), Cites unreliable sources (April 2016), Unsourced passages need footnotes {{More citations needed}} (April 2016), Unsourced passages need footnotes {{citation needed}} (April 2023), Dead external links {{dead link}} (September 2023) |
| Invertebrate paleontology | High | Start | 2 | June 2008 | Expansion needed (June 2008), ... (February 2019) |
| Iron Gates | Low | C | 4 | February 2011 | ... (February 2011), Unsourced passages need footnotes {{citation needed}} (July 2016, June 2019), Unsourced passages need footnotes {{More citations needed}} (July 2018) |
| Ironton Sandstone | Unknown | Stub | 1 | August 2024 | ... (August 2024) |
| Ivan Yefremov | Mid | C | 3 | May 2024 | ... (May 2024), Weasel-worded phrases (May 2024), Unsourced passages need footnotes {{citation needed}} (May 2024) |
| Johannes Böhm (geologist) | Low | Stub | 1 | April 2015 | ... (April 2015) |
| John Hailstone | Unknown | Stub | 2 | September 2021 | ... (September 2021), Unsourced passages need footnotes {{More citations needed}} (September 2021) |
| Jolliet Group | Low | Stub | 1 | August 2018 | ... (August 2018) |
| Journal of Climate | Low | Stub | 1 | January 2022 | ... (January 2022) |
| Journal of Iberian Geology | Low | Stub | 1 | August 2018 | ... (August 2018) |
| Kamp Ranch Limestone | Low | Stub | 2 | September 2021 | ... (September 2021), Unsourced passages need footnotes {{More citations needed}} (September 2021) |
| Kaolin deposits of the Charentes Basin | Low | Start | 3 | December 2012 | Unsourced passages need footnotes {{citation needed}} (December 2012, April 2019), ... (August 2016) |
| Karl August Lossen | Unknown | Start | 1 | April 2024 | ... (April 2024) |
| Karl Ledersteger | Low | Start | 1 | February 2021 | ... (February 2021) |
| Kellergrat Reef Limestone | Low | Stub | 1 | November 2024 | ... (November 2024) |
| Kenn Plateau | Mid | Stub | 1 | January 2020 | ... (January 2020) |
| Kenneth Carpenter (BLP) | Low | Stub | 1 | December 2019 | ... (December 2019) |
| Kerbel Formation | Low | Stub | 3 | August 2024 | Notability unclear (August 2024), ... (August 2024), Unsourced passages need footnotes {{citation needed}} (September 2024) |
| Kerogen | Low | Start | 2 | November 2020 | ... (November 2020), Unsourced passages need footnotes {{citation needed}} (January 2023) |
| Kitum Cave | Low | Start | 2 | February 2023 | ... (February 2023), Unsourced passages need footnotes {{More citations needed}} (February 2023) |
| Kleinere Schriften (Alexander von Humboldt) | Unknown | Stub | 1 | October 2025 | ... (October 2025) |
| Knox Dolomite | Low | Stub | 1 | August 2024 | ... (August 2024) |
| Kolka–Karmadon rock ice slide | Low | Start | 1 | March 2014 | ... (March 2014) |
| Kremersite | Low | Stub | 1 | January 2020 | ... (January 2020) |
| Kula–Farallon Ridge | Low | Stub | 2 | November 2022 | Coordinates needed, ... (November 2022) |
| Lambeth Group | Low | Start | 2 | September 2020 | ... (September 2020), Unsourced passages need footnotes {{citation needed}} (August 2024) |
| Landslide mitigation | High | C | 4 | July 2012 | ... (July 2012), Unsourced passages need footnotes {{citation needed}} (April 2025, September 2025), Categories needed (April 2025) |
| Lansing Group | Low | Stub | 1 | March 2020 | ... (March 2020) |
| Laptev Sea Rift | Low | Stub | 2 | January 2022 | ... (January 2022), Unsourced passages need footnotes {{More citations needed}} (January 2022) |
| Law of superposition | Mid | B | 2 | March 2015 | ... (March 2015), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Leitrim Group | Unknown | Start | 1 | January 2020 | ... (January 2020) |
| Leo Wehrli | Low | Start | 1 | January 2025 | ... (January 2025) |
| Leopold Formation | Low | Stub | 1 | November 2020 | ... (November 2020) |
| Lewis Caleb Beck | Low | Start | 2 | May 2013 | ... (May 2013), CS1 errors: ISBN date |
| Ligérian | Unknown | Start | 1 | July 2017 | ... (July 2017) |
| List of fossiliferous stratigraphic units in Romania | Low | List | 1 | February 2024 | ... (February 2024) |
| Lockport Group | Unknown | Start | 1 | July 2024 | ... (July 2024) |
| Long Lake Limestone | Low | Stub | 3 | May 2017 | ... (May 2017), Unsourced passages need footnotes {{More citations needed}} (May 2017), Broken or outdated citations (March 2024) |
| Longitudinal valley | Low | Start | 3 | June 2020 | Unsourced passages need footnotes {{More citations needed}} (June 2020), Reference cleanup (June 2020), ... (June 2020) |
| Louis Lartet | Low | Start | 2 | April 2025 | Unsourced passages need footnotes {{More citations needed}} (April 2025), ... (April 2025) |
| Louis de Loczy | Low | Start | 1 | May 2016 | ... (May 2016) |
| MIKE 21C | Unknown | Start | 2 | January 2016 | ... (January 2016), Notability unclear (May 2020) |
| Main Uralian Fault | High | Start | 1 | May 2012 | ... (May 2012) |
| Manix Formation | Low | Stub | 2 | October 2017 | Unsourced passages need footnotes {{More citations needed}} (October 2017), ... (October 2017) |
| Mareuil Anticline | Mid | Stub | 1 | August 2012 | ... (August 2012) |
| Marine clay | Mid | Start | 3 | July 2008 | Unsourced passages need footnotes {{citation needed}} (July 2008, December 2012), ... (September 2021) |
| Marland P. Billings | Low | Start | 3 | July 2011 | ... (July 2011), Unsourced passages need footnotes {{citation needed}} (July 2011), Weasel-worded phrases (September 2022) |
| Marshall Sandstone | Low | Stub | 2 | October 2023 | ... (October 2023), Broken or outdated citations (March 2024) |
| Marvin Mangus | Mid | Start | 3 | July 2011 | ... (July 2011), Dead external links {{dead link}} (June 2017), Conflict of interest (August 2021) |
| Matt Lamanna (BLP) | Low | Stub | 2 | December 2019 | Weasel-worded phrases (December 2019), ... (December 2019) |
| Maturity (geology) | Low | Stub | 1 | June 2009 | ... (June 2009) |
| Maydown Limestone | Low | Stub | 2 | June 2024 | Unsourced passages need footnotes {{More citations needed}} (June 2024), ... (June 2024) |
| McArthur Basin | Low | Stub | 1 | October 2019 | ... (October 2019) |
| Mediterranean Bauxite Province | Low | Start | 2 | July 2011 | ... (July 2011), Update needed (March 2023) |
| Melt inclusion | Low | Stub | 1 | July 2010 | ... (July 2010) |
| Merlis Serpentinites | Low | Start | 2 | October 2012 | ... (October 2012), Too technical (August 2022) |
| Messinian evaporite | Low | Stub | 1 | January 2015 | ... (January 2015) |
| Microlite | Low | Stub | 2 | July 2017 | ... (July 2017), Vague or ambiguous time (April 2018) |
| Middle Devonian | Unknown | Stub | 1 | December 2023 | ... (December 2023) |
| Mikael Fortelius (BLP) | Low | Stub | 1 | June 2023 | ... (June 2023) |
| Mineral Core Research Facility | Low | Stub | 1 | May 2024 | ... (May 2024) |
| Mineralogy of the Pikes Peak Region | Low | C | 1 | April 2011 | ... (April 2011) |
| Mining geology | Mid | Stub | 1 | August 2016 | ... (August 2016) |
| Montezuma Marsh | Low | Stub | 2 | December 2009 | Unsourced passages need footnotes {{More citations needed}} (December 2009), ... (July 2019) |
| Monts d'Arrée | Unknown | Stub | 1 | December 2016 | ... (December 2016) |
| Mount Defiance (New York) | Low | Stub | 1 | January 2025 | ... (January 2025) |
| Muldraugh Formation | Low | Stub | 1 | September 2014 | ... (September 2014) |
| Mélange | Mid | Start | 2 | May 2012 | ... (May 2012), Clarification needed (May 2012) |
| Nachusa Formation | Low | Stub | 1 | August 2018 | ... (August 2018) |
| Nankai Trough | Low | Start | 2 | 2014 | Potentially dated statements (2014), ... (May 2025) |
| NatCarb | Low | Stub | 1 | July 2025 | ... (July 2025) |
| Native element mineral | Mid | Start | 2 | May 2016 | ... (May 2016), Unsourced passages need footnotes {{More citations needed}} (May 2016) |
| Naylor Ledge Formation | Low | Stub | 2 | February 2021 | ... (February 2021), Context needed (February 2021) |
| Negros Trench | Low | Start | 3 | March 2022 | Coordinates needed, ... (March 2022), Unsourced passages need footnotes {{More citations needed}} (August 2022) |
| Nekrasovite | Low | Stub | 1 | September 2023 | ... (September 2023) |
| Nepheline syenite | Mid | C | 1 | February 2014 | ... (February 2014) |
| Netzkater Formation | Low | Stub | 1 | May 2021 | ... (May 2021) |
| New England Uplands | Low | Stub | 1 | July 2025 | ... (July 2025) |
| Newark Basin | Low | Start | 1 | February 2025 | ... (February 2025) |
| Newport–Inglewood Fault | Low | Start | 1 | March 2017 | ... (March 2017) |
| Nicolas Desmarest | Unknown | Start | 2 | February 2012 | ... (February 2012), Unsourced passages need footnotes {{More citations needed}} (February 2012) |
| Niles Cone | Low | Stub | 1 | October 2018 | ... (October 2018) |
| Non-volcanic passive margins | Unknown | B | 1 | April 2009 | ... (April 2009) |
| Normative mineralogy | Mid | C | 1 | June 2022 | ... (June 2022) |
| North European Plain | Low | Start | 3 | December 2017 | ... (December 2017), Unsourced passages need footnotes {{citation needed}} (December 2018, January 2019) |
| Ogilvie Formation | Low | Stub | 2 | November 2018 | ... (November 2018), Unsourced passages need footnotes {{More citations needed}} (November 2018) |
| Ohio Shale | Low | Stub | 1 | October 2023 | ... (October 2023) |
| Old Point Formation | Low | Stub | 1 | February 2020 | ... (February 2020) |
| OneGeology | Low | Stub | 1 | October 2022 | ... (October 2022) |
| Ooid | Mid | Start | 1 | June 2014 | ... (June 2014) |
| Ore genesis | High | Start | 1 | November 2016 | ... (November 2016) |
| Oscar Montgomery Lieber | Low | Start | 1 | June 2013 | ... (June 2013) |
| Oskar Lenz | Unknown | Start | 1 | June 2020 | ... (June 2020) |
| Ottó Herman Museum | Low | Start | 1 | January 2023 | ... (January 2023) |
| Ours-Pierre-Armand Petit-Dufrénoy | Unknown | Start | 1 | February 2012 | ... (February 2012) |
| Oxide mineral | Mid | Start | 2 | May 2025 | Original research (May 2025), ... (May 2025) |
| Oxygen isotope ratio cycle | Mid | Start | 1 | June 2008 | ... (June 2008) |
| Pacheco Formation | Low | Stub | 2 | October 2024 | ... (October 2024), Unsourced passages need footnotes {{More citations needed}} (October 2024) |
| Paleobotany | High | C | 4 | October 2011 | Unsourced passages need footnotes {{More citations needed}} (October 2011, April 2016), ... (May 2023), Unsourced passages need footnotes {{citation needed}} (August 2024) |
| Palisades Sill | Low | Start | 1 | August 2015 | ... (August 2015) |
| Pan African Resource Reporting Code | Low | Start | 2 | January 2025 | ... (January 2025), Unsourced passages need footnotes {{More citations needed}} (January 2025) |
| Panasqueira | Mid | Start | 8 | May 2017 | Unsourced passages need footnotes {{More citations needed}} (May 2017), ... (August 2017), CS1 errors: generic name, Too technical (August 2023), Weasel-worded phrases (August 2023), Vague or ambiguous time (August 2023), Failed verification (August 2023), Unsourced passages need footnotes {{citation needed}} (August 2023) |
| Park City Formation | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Passive margin | Mid | Start | 2 | September 2010 | Dead external links {{dead link}} (September 2010), ... (October 2016) |
| Pele's hair | Low | Stub | 2 | September 2022 | ... (September 2022), Unsourced passages need footnotes {{citation needed}} (January 2025) |
| Per Geijer | Unknown | Stub | 1 | May 2021 | ... (May 2021) |
| Perkins Canyon Formation | Low | Stub | 1 | September 2021 | ... (September 2021) |
| Permeability (porous media) | High | Start | 3 | April 2008 | Unsourced passages need footnotes {{More citations needed}} (April 2008), ... (September 2014), Clarification needed (June 2018) |
| Petroleum geology | Mid | Start | 2 | June 2014 | ... (June 2014), Unsourced passages need footnotes {{citation needed}} (September 2025) |
| Petrology | Top | Start | 1 | December 2008 | ... (December 2008) |
| Pierre Jean Édouard Desor | Low | Start | 1 | July 2014 | ... (July 2014) |
| Pikes Peak granite | Low | Start | 1 | December 2021 | ... (December 2021) |
| Pittsburgh Geological Society | Low | Start | 1 | November 2010 | ... (November 2010) |
| Point Pleasant Formation | Low | Stub | 3 | July 2017 | ... (July 2017), Unsourced passages need footnotes {{More citations needed}} (February 2024), Incomplete citations (February 2024) |
| Point counting (geology) | Unknown | Stub | 2 | August 2023 | Categories needed (August 2023), ... (November 2024) |
| Powder | Low | Start | 2 | April 2010 | ... (April 2010), Unsourced passages need footnotes {{citation needed}} (May 2024) |
| Princeton Sandstone | Low | Stub | 2 | May 2021 | ... (May 2021), Broken or outdated citations (March 2024) |
| Pseudofossil | Mid | Stub | 1 | May 2024 | ... (May 2024) |
| Rainbow Springs | Mid | Stub | 1 | September 2010 | ... (September 2010) |
| Rake (geology) | Low | Stub | 1 | January 2019 | ... (January 2019) |
| Rankine theory | Low | Start | 1 | February 2016 | ... (February 2016) |
| Recovery (metallurgy) | Low | Start | 1 | July 2009 | ... (July 2009) |
| Reudelstrerz Formation | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Reverse stratigraphy | Low | Start | 1 | July 2015 | ... (July 2015) |
| Richard Lee Armstrong | Low | Start | 1 | March 2024 | ... (March 2024) |
| Riegel (glacial) | Low | Stub | 1 | November 2022 | ... (November 2022) |
| Riley Formation | Low | Stub | 2 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), ... (November 2023) |
| Ringing rocks | Low | C | 2 | February 2018 | ... (February 2018), Incomplete citations (February 2018) |
| Rivera plate | Mid | Start | 1 | December 2023 | ... (December 2023) |
| Rivera triple junction | Mid | Stub | 2 | October 2015 | Unsourced passages need footnotes {{citation needed}} (October 2015), ... (June 2024) |
| Roaches Grit | Low | Stub | 1 | July 2010 | ... (July 2010) |
| Rock cycle | High | C | 1 | January 2014 | ... (January 2014) |
| Rock mass plasticity | Low | Start | 1 | November 2013 | ... (November 2013) |
| Rocky Mountain Trench | Low | C | 3 | January 2016 | Unsourced passages need footnotes {{More citations needed}} (January 2016), ... (August 2018), Clarification needed (December 2018) |
| Rosarito Beach Formation | Low | Stub | 2 | April 2025 | Unsourced passages need footnotes {{More citations needed}} (April 2025), ... (April 2025) |
| Rostiviec Formation | Low | Stub | 1 | December 2024 | ... (December 2024) |
| Ruth Doggett Terzaghi | Low | C | 2 | December 2016 | Reference cleanup (December 2016), ... (December 2016) |
| Ryedale Windypits | Low | Start | 3 | August 2011 | Unsourced passages need footnotes {{citation needed}} (August 2011, July 2012), ... (October 2021) |
| Ryn Desert | Low | Start | 2 | February 2008 | ... (February 2008), Unsourced passages need footnotes {{citation needed}} (November 2023) |
| Sakhizari Cliff Natural Monument | Low | Stub | 1 | October 2018 | ... (October 2018) |
| Salt tide | Low | Stub | 1 | August 2024 | ... (August 2024) |
| Samuel Pickworth Woodward | Low | Stub | 1 | July 2023 | ... (July 2023) |
| San Pedro Sand | Low | Stub | 2 | June 2024 | Unsourced passages need footnotes {{More citations needed}} (June 2024), ... (June 2024) |
| Santa Margarita Formation | Low | Stub | 1 | January 2024 | ... (January 2024) |
| Schikorr reaction | Low | C | 1 | February 2022 | ... (February 2022) |
| Scremerston Formation | Low | Stub | 1 | December 2019 | ... (December 2019) |
| SedDB | Low | Stub | 3 | May 2021 | Unsourced passages need footnotes {{More citations needed}} (May 2021), Update needed (May 2021), ... (March 2025) |
| Seismic refraction | Mid | C | 1 | April 2009 | ... (April 2009) |
| Shallow (underwater relief) | Unknown | Start | 1 | September 2020 | ... (September 2020) |
| Shear velocity | Low | Start | 2 | September 2014 | ... (September 2014), Clarification needed (August 2021) |
| Sima (geology) | Mid | Start | 1 | October 2022 | ... (October 2022) |
| Sintering | Mid | C | 5 | September 2012 | Clarification needed (September 2012), CS1 errors: missing periodical, ... (October 2022), Unsourced passages need footnotes {{More citations needed}} (July 2023), Original research (September 2024) |
| Sopka (hill) | Low | Stub | 1 | April 2025 | ... (April 2025) |
| Spray Formation | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Staten Island Serpentinite | Unknown | Stub | 1 | October 2021 | ... (October 2021) |
| Stockton Arch | Low | Stub | 2 | September 2023 | Unsourced passages need footnotes {{More citations needed}} (September 2023), ... (December 2023) |
| Strewn field | Low | Start | 1 | March 2024 | ... (March 2024) |
| Strohgelbe Kalke Formation | Low | Stub | 1 | November 2023 | ... (November 2023) |
| Structural basin | High | Start | 2 | June 2025 | ... (June 2025), Unsourced passages need footnotes {{More citations needed}} (July 2025) |
| Subaqueous volcano | Low | Stub | 6 | February 2024 | Weasel words (February 2024), Unsourced passages need footnotes {{More citations needed}} (July 2024), Clarification needed (July 2024, December 2024), ... (July 2024), Off-topic sections (July 2024) |
| Sunbury Shale | Low | Stub | 1 | October 2023 | ... (October 2023) |
| Surono (BLP) | Low | Start | 2 | April 2023 | ... (April 2023), Update needed (April 2023) |
| São Francisco Craton | Low | Start | 1 | November 2024 | ... (November 2024) |
| TITAN2D | Low | Start | 1 | December 2018 | ... (December 2018) |
| Tanjung Piai | Low | Stub | 1 | December 2019 | ... (December 2019) |
| Thermoluminescence dating | Mid | C | 2 | October 2013 | ... (October 2013), Dead external links {{dead link}} (June 2018) |
| Thokcha | Low | C | 3 | September 2020 | ... (September 2020), Unsourced passages need footnotes {{More citations needed}} (September 2020), Failed verification (March 2021) |
| Thomas Barger | Low | Start | 1 | October 2010 | ... (October 2010) |
| Thomas Edvard Krogh | Low | Start | 2 | March 2018 | Dead external links {{dead link}} (March 2018), ... (March 2021) |
| Thomas Mellard Reade | Low | Stub | 1 | February 2016 | ... (February 2016) |
| Tober Colleen Formation | Low | Stub | 1 | January 2023 | ... (January 2023) |
| Tongeren Formation | Low | Start | 2 | February 2013 | ... (February 2013), Dead external links {{dead link}} (July 2018) |
| Tongeren Group | Low | Stub | 1 | March 2021 | ... (March 2021) |
| Toxicity characteristic leaching procedure | Low | Start | 2 | November 2009 | ... (November 2009), Unsourced passages need footnotes {{More citations needed}} (November 2009) |
| Transvaal Supergroup | Unknown | Stub | 1 | September 2015 | ... (September 2015) |
| Trefawr Track | Low | Stub | 1 | October 2023 | ... (October 2023) |
| Truttman Sink | Low | Start | 1 | December 2015 | ... (December 2015) |
| Tsunamis in lakes | Low | C | 5 | April 2010 | Unsourced passages need footnotes {{More citations needed}} (April 2010), Unsourced passages need footnotes {{citation needed}} (April 2010), ... (June 2010), Dead external links {{dead link}} (December 2013), Harv and Sfn no-target errors |
| Tyrolean shale oil | Low | Stub | 1 | May 2012 | ... (May 2012) |
| Ultra-low velocity zone | Mid | Start | 1 | December 2013 | ... (December 2013) |
| Vardekloft Formation | Low | Stub | 1 | February 2015 | ... (February 2015) |
| Vaureal Formation | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Vetiver System | Unknown | Start | 2 | July 2016 | Dead external links {{dead link}} (July 2016), ... (July 2023) |
| Vicksburg Group | Low | Stub | 1 | November 2016 | ... (November 2016) |
| Vingerklip | Unknown | Start | 1 | April 2020 | ... (April 2020) |
| Virgilian series | Low | Stub | 2 | November 2008 | Cites unreliable sources (November 2008), ... (November 2008) |
| Volcano tectonics | Unknown | Start | 1 | January 2024 | ... (January 2024) |
| Voort Formation | Low | Start | 1 | September 2018 | ... (September 2018) |
| Wabana Group | Low | Stub | 1 | May 2025 | ... (May 2025) |
| Walter A. Bell | Low | Start | 2 | March 2021 | ... (March 2021), Dead external links {{dead link}} (July 2025) |
| Watts Point volcanic centre | Low | Stub | 1 | June 2014 | ... (June 2014) |
| Wenatchee Dome | Low | Stub | 1 | August 2012 | ... (August 2012) |
| West Centre Cove Formation | Low | Stub | 1 | September 2016 | ... (September 2016) |
| Whiteaves Formation | Low | Stub | 2 | October 2019 | Unsourced passages need footnotes {{More citations needed}} (October 2019), ... (October 2019) |
| Whittier Fault | Low | Stub | 1 | May 2021 | ... (May 2021) |
| Wildcat Group | Low | Stub | 1 | August 2018 | ... (August 2018) |
| William Boyd Dawkins | Low | Start | 2 | May 2019 | Unsourced passages need footnotes {{More citations needed}} (May 2019), ... (May 2020) |
| William H. Schlesinger (BLP) | Low | Start | 1 | February 2013 | ... (February 2013) |
| William H. Shideler | Unknown | Start | 1 | April 2009 | ... (April 2009) |
| Yanshanian | Low | Stub | 2 | February 2024 | ... (February 2024), Unsourced passages need footnotes {{More citations needed}} (February 2024) |
| YuYuPas Tsou cultural tribe park | Low | Stub | 1 | December 2024 | ... (December 2024) |
| Zincobotryogen | Low | Stub | 1 | January 2020 | ... (January 2020) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 1908 Messina earthquake | Mid | C | 5 | April 2018 | Page number citations needed (April 2018), Unsourced passages need footnotes {{citation needed}} (April 2018, December 2020), Failed verification (April 2018), ... (March 2022) |
| A. E. Seaman Mineral Museum | Low | Start | 1 | September 2018 | ... (September 2018) |
| Abyssal channel | Low | Start | 5 | November 2012 | Unsourced passages need footnotes {{More citations needed}} (November 2012), Unsourced passages need footnotes {{citation needed}} (February 2018), Original research (February 2018), ... (February 2018), Dead external links {{dead link}} (July 2022) |
| Amethyst | Mid | C | 2 | March 2024 | ... (March 2024), CS1 errors: ISBN date |
| Anthropocene | Mid | B | 3 | June 2018 | ... (June 2018), Weasel-worded phrases (January 2021), Pages with broken anchors (see article talk page, remove when fixed) |
| Archibald Lamont | Low | Start | 2 | August 2024 | Unsourced passages need footnotes {{More citations needed}} (August 2024), ... (August 2024) |
| Ariyalur Group | Low | Stub | 1 | December 2024 | ... (December 2024) |
| Ashokan Formation | Low | Stub | 3 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), ... (November 2023), Cites unreliable sources (November 2023) |
| Bakken formation | Mid | C | 5 | August 2013 | Unsourced passages need footnotes {{citation needed}} (August 2013, September 2025), ... (May 2023), Vague or ambiguous time (May 2023), Limited geographic scope (February 2025) |
| Bass Islands Formation | Low | Stub | 3 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), ... (November 2023), Cites unreliable sources (November 2023) |
| Bird Spring Formation | Low | Stub | 3 | February 2024 | Accuracy disputes or self-published (February 2024), Unsourced passages need footnotes {{More citations needed}} (February 2024), ... (February 2024) |
| Bisbee Group | Low | Start | 1 | February 2024 | ... (February 2024) |
| Bois Blanc Formation | Low | Stub | 4 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), ... (November 2023), Cites unreliable sources (November 2023), Broken or outdated citations (March 2024) |
| Buffalo Wallow Group | Unknown | Start | 2 | December 2023 | Unsourced passages need footnotes {{citation needed}} (December 2023), ... (January 2024) |
| Bursum Formation | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Campanian Ignimbrite eruption | Low | B | 1 | April 2021 | ... (April 2021) |
| Causes of climate change | Low | B | 3 | November 2012 | ... (November 2012), Dead external links {{dead link}} (March 2024), Unsourced passages need footnotes {{citation needed}} (January 2025) |
| Challenger Deep | Mid | C | 8 | December 2019 | Unsourced passages need footnotes {{citation needed}} (December 2019, March 2021), ... (January 2020), Failed verification (January 2020), Articles using infobox body of water without pushpin map alt, Potentially dated statements (July 2022), CS1 errors: periodical ignored, Dead external links {{dead link}} (October 2025) |
| Composition of Mars | High | B | 3 | January 2011 | Page number citations needed (January 2011), ... (July 2023), Unsourced passages need footnotes {{citation needed}} (July 2023) |
| Crystal skull | Low | B | 2 | October 2013 | ... (October 2013), Dead external links {{dead link}} (July 2019) |
| Cussewago Formation | Low | Stub | 1 | December 2023 | ... (December 2023) |
| Deep Sea Drilling Project | High | Start | 2 | January 2022 | ... (January 2022), Accuracy disputes or self-published (January 2022) |
| Dike swarm | Mid | Stub | 1 | June 2019 | ... (June 2019) |
| Earthquake | Top | C | 2 | December 2022 | ... (December 2022), CS1 errors: ISBN date |
| Garden Island Formation | Low | Stub | 4 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), ... (November 2023), Cites unreliable sources (November 2023), Broken or outdated citations (March 2024) |
| Gemstone | Low | C | 4 | November 2020 | ... (November 2020), Potentially dated statements (2023), Clarification needed (August 2023), Unsourced passages need footnotes {{citation needed}} (April 2024) |
| Geological engineering | Low | C | 1 | September 2024 | ... (September 2024) |
| Geology of Berkshire | Unknown | C | 1 | November 2024 | ... (November 2024) |
| Geology of the Czech Republic | Unknown | Start | 1 | September 2021 | ... (September 2021) |
| Gold Medal of the Royal Astronomical Society | Low | List | 1 | January 2019 | ... (January 2019) |
| Gram Formation | Low | Stub | 2 | January 2022 | ... (January 2022), Dead external links {{dead link}} (January 2022) |
| Gulf of Mexico | High | B | 8 | 2015 | Potentially dated statements (2015), Articles using infobox body of water without alt bathymetry, Unsourced passages need footnotes {{citation needed}} (December 2021, May 2025), Unsourced passages need footnotes {{More citations needed}} (October 2023), Page number citations needed (January 2025), Disputed statements (April 2025), ... (September 2025) |
| Hadean zircon | Low | B | 2 | December 2017 | Failed verification (December 2017), ... (February 2021) |
| History of creationism | High | B | 9 | November 2010 | Unsourced passages need footnotes {{citation needed}} (November 2010, January 2011, May 2018, May 2020), Original research (November 2010), Unsourced passages need footnotes {{More citations needed}} (November 2010), Weasel-worded phrases (November 2010), Page number citations needed (November 2010), ... (November 2012) |
| Hydrogeology | High | B | 5 | April 2016 | Unsourced passages need footnotes {{More citations needed}} (April 2016), ... (March 2017), Clarification needed (June 2024), Vague or ambiguous time (August 2024, September 2024) |
| Hydrothermal vent | Mid | C | 7 | August 2019 | Page number citations needed (August 2019), Unsourced passages need footnotes {{citation needed}} (August 2019, February 2023, February 2025), ... (August 2019), CS1 errors: missing periodical, CS1 errors: periodical ignored |
| Kara crater | Low | Start | 1 | December 2024 | ... (December 2024) |
| Klariz Formation | Unknown | Stub | 2 | March 2025 | Coordinates needed, ... (March 2025) |
| Lagerstätte | Top | List | 2 | January 2022 | ... (January 2022), Unsourced passages need footnotes {{citation needed}} (January 2023) |
| List of faults in Pakistan | Unknown | List | 2 | July 2017 | Unsourced passages need footnotes {{More citations needed}} (July 2017), ... (September 2017) |
| List of flood basalt provinces | Unknown | List | 4 | September 2019 | ... (September 2019), Unsourced passages need footnotes {{citation needed}} (September 2019), Weasel-worded phrases (September 2019), Pages with broken anchors (see article talk page, remove when fixed) |
| List of possible impact structures on Earth | High | List | 6 | April 2019 | Unsourced passages need footnotes {{citation needed}} (April 2019), Cites unreliable sources (April 2019, January 2022, January 2023), ... (August 2022), CS1 errors: periodical ignored |
| Lomagundi-Jatuli Carbon Isotope Excursion | Low | B | 2 | June 2024 | Page number citations needed (June 2024), ... (June 2024) |
| Loray Formation | Low | Stub | 2 | February 2024 | Unsourced passages need footnotes {{More citations needed}} (February 2024), ... (February 2024) |
| Lough Foyle | Unknown | C | 3 | July 2020 | Unsourced passages need footnotes {{citation needed}} (July 2020), Articles using infobox body of water without alt bathymetry, ... (April 2022) |
| Mesaverde Group | Low | Start | 1 | February 2024 | ... (February 2024) |
| Moscow Formation | Low | Stub | 1 | December 2023 | ... (December 2023) |
| Mount Mo | Mid | Start | 1 | December 2018 | ... (December 2018) |
| Mount Sinai (Bible) | Low | B | 6 | January 2016 | Weasel-worded phrases (January 2016, August 2017), ... (March 2019, October 2021), Unsourced passages need footnotes {{citation needed}} (July 2022, July 2024) |
| Naco Formation | Low | Stub | 2 | February 2024 | Accuracy disputes or self-published (February 2024), ... (February 2024) |
| Natural environment | High | B | 1 | January 2024 | ... (January 2024) |
| Norwood Tuff | Low | Stub | 2 | February 2024 | Unsourced passages need footnotes {{More citations needed}} (February 2024), ... (February 2024) |
| Oceanic core complex | Low | Start | 3 | April 2010 | Unsourced passages need footnotes {{More citations needed}} (April 2010), ... (November 2020), Unsourced passages need footnotes {{citation needed}} (July 2024) |
| Ohio Creek Formation | Low | Stub | 2 | February 2024 | Unsourced passages need footnotes {{More citations needed}} (February 2024), ... (February 2024) |
| Okinawa Trough | Low | Start | 4 | November 2013 | Coordinates needed, Failed verification (November 2013), ... (November 2013), CS1 errors: requires URL |
| Oswayo Sandstone | Low | Stub | 2 | February 2024 | Unsourced passages need footnotes {{More citations needed}} (February 2024), ... (February 2024) |
| Overstep | Low | Stub | 1 | February 2021 | ... (February 2021) |
| Paleodictyon nodosum | Mid | C | 2 | June 2022 | Clarification needed (June 2022), ... (June 2022) |
| Peridot | Mid | C | 3 | November 2021 | Unsourced passages need footnotes {{citation needed}} (November 2021, July 2025), ... (August 2024) |
| Petroleum seep | Low | C | 4 | June 2012 | Unsourced passages need footnotes {{citation needed}} (June 2012), Cites unreliable sources (March 2014), ... (March 2015), Dead external links {{dead link}} (May 2025) |
| Plinian eruption | Mid | C | 2 | May 2020 | ... (May 2020), Pages with broken anchors (see article talk page, remove when fixed) |
| Point Pleasant Formation | Low | Stub | 3 | July 2017 | Has general references but lacks inline footnotes (July 2017), Unsourced passages need footnotes {{More citations needed}} (February 2024), ... (February 2024) |
| Put-in-Bay Dolomite | Low | Stub | 4 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), ... (November 2023), Cites unreliable sources (November 2023), Broken or outdated citations (March 2024) |
| Quake (natural phenomenon) | Mid | Start | 4 | March 2012 | Unsourced passages need footnotes {{More citations needed}} (March 2012), ... (September 2018), Self-contradictory articles (December 2023), Update needed (November 2024) |
| Radiolarite | Mid | C | 4 | November 2014 | Unsourced passages need footnotes {{More citations needed}} (November 2014), Unsourced passages need footnotes {{citation needed}} (November 2014, June 2017), ... (November 2014) |
| Ringing rocks | Low | C | 2 | February 2018 | Has general references but lacks inline footnotes (February 2018), ... (February 2018) |
| Roscoelite | Low | Start | 2 | December 2013 | Unsourced passages need footnotes {{citation needed}} (December 2013), ... (December 2013) |
| Rødvig Formation | Low | Start | 1 | January 2020 | ... (January 2020) |
| Serpentine soil | Low | Start | 3 | May 2017 | Page number citations needed (May 2017), ... (May 2017), Dead external links {{dead link}} (April 2025) |
| Shock metamorphism | Mid | Start | 1 | October 2022 | ... (October 2022) |
| South Bight Formation | Low | Stub | 2 | February 2024 | Unsourced passages need footnotes {{More citations needed}} (February 2024), ... (February 2024) |
| St. Ignace Dolomite | Low | Stub | 4 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), ... (November 2023), Cites unreliable sources (November 2023), Broken or outdated citations (March 2024) |
| Stevns Klint | High | C | 1 | January 2020 | ... (January 2020) |
| Sylvania Sandstone | Low | Stub | 4 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), ... (November 2023), Cites unreliable sources (November 2023), Unsourced passages need footnotes {{citation needed}} (November 2023) |
| TEX86 | Unknown | C | 1 | December 2023 | ... (December 2023) |
| Tumblagooda Sandstone | Mid | Start | 5 | February 2008 | Unsourced passages need footnotes {{citation needed}} (February 2008), Harv and Sfn no-target errors, Page number citations needed (April 2025), Disputed statements (April 2025), ... (April 2025) |
| Uvala (landform) | Low | C | 3 | September 2020 | Style editing needed (September 2020, February 2023), ... (July 2022) |
| Vladimir Vernadsky | Low | C | 4 | April 2024 | Harv and Sfn no-target errors, CS1 errors: unsupported parameter, Unsourced passages need footnotes {{citation needed}} (April 2024), ... (May 2024) |
| Waimanalo Formation | Low | Stub | 2 | February 2024 | Accuracy disputes or self-published (February 2024), ... (February 2024) |
| Windrow Formation | Low | Stub | 1 | November 2021 | ... (November 2021) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 1908 Messina earthquake | Mid | C | 5 | April 2018 | ... (April 2018), Unsourced passages need footnotes {{citation needed}} (April 2018, December 2020), Failed verification (April 2018), Incomplete citations (March 2022) |
| Aberystwyth Grits Group | Low | Start | 1 | May 2013 | ... (May 2013) |
| Abiogenesis | High | GA | 3 | June 2014 | ... (June 2014), CS1 errors: periodical ignored, CS1 errors: ISBN date |
| Abrasion (geology) | Mid | Start | 3 | October 2014 | Unsourced passages need footnotes {{More citations needed}} (October 2014), ... (October 2021), Unsourced passages need footnotes {{citation needed}} (October 2021) |
| Abyssal plain | Top | GA | 2 | December 2013 | ... (December 2013), CS1 errors: periodical ignored |
| Aganane Formation | Low | Stub | 1 | March 2025 | ... (March 2025) |
| Alternative abiogenesis scenarios | Low | C | 1 | May 2022 | ... (May 2022) |
| Andesite | High | B | 1 | August 2013 | ... (August 2013) |
| Antediluvian | Low | B | 3 | October 2019 | Unsourced passages need footnotes {{citation needed}} (October 2019), ... (January 2020), Clarification needed (May 2021) |
| Anticline | Mid | Start | 1 | January 2016 | ... (January 2016) |
| Asteroid | Mid | B | 8 | 2011 | Potentially dated statements (2011, October 2018, October 2021, April 2022, May 2025), Style editing needed (December 2023), ... (May 2025), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Basalt | Top | GA | 1 | June 2021 | ... (June 2021) |
| Biostratigraphy | Mid | C | 1 | September 2020 | ... (September 2020) |
| Blowhole (geology) | Low | Stub | 1 | July 2011 | ... (July 2011) |
| Bluestone | Low | Start | 2 | April 2008 | Unsourced passages need footnotes {{More citations needed}} (April 2008), ... (June 2013) |
| Caldera | High | C | 1 | November 2019 | ... (November 2019) |
| Carnallite | Mid | C | 1 | May 2025 | ... (May 2025) |
| Carolina Sandhills | Mid | Stub | 3 | October 2017 | Coordinates needed, ... (October 2017), Vague or ambiguous time (September 2022) |
| Carolina bays | Low | C | 3 | January 2016 | Unsourced passages need footnotes {{More citations needed}} (January 2016), ... (September 2023), CS1 errors: ISBN date |
| Central Valley (California) | Low | B | 10 | January 2017 | Unsourced passages need footnotes {{More citations needed}} (January 2017, May 2021, December 2022, May 2024), CS1 errors: missing periodical, Unsourced passages need footnotes {{citation needed}} (December 2020, May 2021, January 2022), Vague or ambiguous time (May 2024), ... (March 2025) |
| Cibicidoides | Low | Start | 2 | October 2024 | ... (October 2024), Introduction cleanup (October 2024) |
| Cinnabar | Mid | C | 5 | July 2015 | Factual verification needed (July 2015), ... (July 2015), Unsourced passages need footnotes {{citation needed}} (July 2015, January 2021), CS1 errors: ISBN date |
| Coal mining | Low | B | 5 | October 2014 | Unsourced passages need footnotes {{citation needed}} (October 2014, January 2021), Factual verification needed (May 2015), Potentially dated statements (2023), ... (December 2024) |
| Composition of Mars | High | B | 3 | January 2011 | ... (January 2011), Incomplete citations (July 2023), Unsourced passages need footnotes {{citation needed}} (July 2023) |
| Coon Creek Formation | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Coquina | Mid | C | 1 | September 2017 | ... (September 2017) |
| Cornelia C. Cameron | Unknown | C | 10 | July 2020 | Clarification needed (July 2020), Dead external links {{dead link}} (July 2020, June 2021), Style editing needed (February 2021), Unsourced passages need footnotes {{More citations needed}} (February 2021), Introduction cleanup (February 2021), ... (June 2021), Factual verification needed (June 2021), Unsourced passages need footnotes {{citation needed}} (June 2021), Cites unreliable sources (June 2021) |
| Coronation stone | Unknown | C | 1 | December 2022 | ... (December 2022) |
| Deep-focus earthquake | Mid | C | 2 | May 2015 | Weasel-worded phrases (May 2015), ... (December 2019) |
| Diatom | High | B | 4 | February 2016 | Unsourced passages need footnotes {{citation needed}} (February 2016), ... (March 2017), Dead external links {{dead link}} (March 2020), Weasel-worded phrases (March 2025) |
| Drumlin | Low | C | 3 | July 2018 | Unsourced passages need footnotes {{citation needed}} (July 2018, July 2021), ... (January 2023) |
| Dynamic quartz recrystallization | Low | Start | 1 | November 2011 | ... (November 2011) |
| East African Rift | Mid | B | 2 | March 2019 | ... (March 2019), Unsourced passages need footnotes {{citation needed}} (February 2021) |
| Economic analysis of climate change | High | C | 7 | August 2016 | ... (August 2016), Clarification needed (November 2019, December 2023), Vague or ambiguous time (November 2019), Update needed (November 2019, January 2025), Dead external links {{dead link}} (July 2025) |
| Enhanced weathering | Mid | C | 4 | March 2013 | ... (March 2013), Clarification needed (November 2020, December 2023), Pages with broken anchors (see article talk page, remove when fixed) |
| Escarpment | Mid | Start | 2 | July 2015 | Unsourced passages need footnotes {{More citations needed}} (July 2015), ... (June 2020) |
| Fissure | Mid | Start | 1 | September 2021 | ... (September 2021) |
| Foreland basin | High | C | 4 | July 2008 | Unsourced passages need footnotes {{citation needed}} (July 2008), Unsourced passages need footnotes {{More citations needed}} (May 2022), ... (May 2022, June 2023) |
| Fossil | Top | B | 6 | August 2014 | Expert attention needed (May 2021), ... (August 2014), Too technical (May 2021), Dead external links {{dead link}} (September 2023), CS1 errors: ISBN date |
| Fracking in the United States | Low | C | 15 | December 2012 | Unsourced passages need footnotes {{citation needed}} (December 2012, August 2022, May 2024), Cites unreliable sources (December 2012, September 2014, October 2014, December 2014), Dead external links {{dead link}} (September 2014, June 2016, September 2017), ... (September 2014), Factual verification needed (October 2014, October 2022), Update needed (November 2016, November 2024) |
| Frank Dixey | Low | C | 2 | September 2025 | Factual verification needed (September 2025), ... (September 2025) |
| Fraser Canyon | Low | C | 5 | October 2015 | ... (October 2015), Has general references but lacks inline footnotes (October 2015), Unsourced passages need footnotes {{citation needed}} (January 2020, February 2023), Unsourced passages need footnotes {{More citations needed}} (February 2023) |
| Future of Earth | Mid | GA | 3 | September 2021 | ... (September 2021), Clarification needed (July 2024), Dead external links {{dead link}} (June 2025) |
| Geology of Antarctica | Mid | Start | 1 | June 2023 | ... (June 2023) |
| Geothermal desalination | Low | Start | 2 | September 2025 | ... (September 2025), Unsourced passages need footnotes {{citation needed}} (September 2025) |
| Geothermal energy | High | B | 5 | February 2014 | ... (February 2014), Update needed (October 2020, November 2020), Limited geographic scope (November 2020), Unsourced passages need footnotes {{citation needed}} (September 2024) |
| Glacier | Top | B | 1 | February 2014 | ... (February 2014) |
| Glen | Low | Stub | 2 | August 2016 | Unsourced passages need footnotes {{citation needed}} (August 2016), ... (February 2024) |
| Global catastrophic risk | Low | B | 1 | May 2025 | ... (May 2025) |
| Grain boundary | Low | Start | 2 | August 2018 | Unsourced passages need footnotes {{More citations needed}} (August 2018), ... (September 2024) |
| Great Oxidation Event | High | B | 1 | June 2021 | ... (June 2021) |
| Gritstone | Mid | Stub | 1 | December 2011 | ... (December 2011) |
| Gulf of Mexico | High | B | 8 | 2015 | Potentially dated statements (2015), Articles using infobox body of water without alt bathymetry, Unsourced passages need footnotes {{citation needed}} (December 2021, May 2025), Unsourced passages need footnotes {{More citations needed}} (October 2023), ... (January 2025), Disputed statements (April 2025), Incomplete citations (September 2025) |
| Hell Creek Formation | Low | B | 1 | February 2024 | ... (February 2024) |
| History of Earth | Top | B | 8 | January 2016 | Articles with accessibility problems, Unsourced passages need footnotes {{citation needed}} (January 2016, March 2016, April 2021), ... (May 2016), Pages with broken anchors (see article talk page, remove when fixed), Limited geographic scope (July 2024), Accuracy disputes or self-published (May 2025) |
| History of creationism | High | B | 9 | November 2010 | Unsourced passages need footnotes {{citation needed}} (November 2010, January 2011, May 2018, May 2020), Original research (November 2010), Unsourced passages need footnotes {{More citations needed}} (November 2010), Weasel-worded phrases (November 2010), ... (November 2010), Incomplete citations (November 2012) |
| Hsanda Gol Formation | Low | Start | 2 | December 2018 | Unsourced passages need footnotes {{citation needed}} (December 2018), ... (June 2023) |
| Hydrogen sulfide | Low | B | 5 | June 2015 | Weasel-worded phrases (June 2015), Cites unreliable sources (January 2020), ... (September 2020), Unsourced passages need footnotes {{citation needed}} (December 2023, January 2025) |
| Hydrothermal vent | Mid | C | 7 | August 2019 | ... (August 2019), Unsourced passages need footnotes {{citation needed}} (August 2019, February 2023, February 2025), Incomplete citations (August 2019), CS1 errors: missing periodical, CS1 errors: periodical ignored |
| Inselberg | Mid | C | 4 | December 2021 | ... (December 2021), Expansion needed (October 2022), Unsourced passages need footnotes {{citation needed}} (September 2023, September 2025) |
| Intraplate deformation | Mid | Start | 1 | December 2012 | ... (December 2012) |
| Isochron dating | Low | Start | 2 | September 2010 | ... (September 2010), Unsourced passages need footnotes {{More citations needed}} (May 2017) |
| Jade | Mid | B | 3 | October 2016 | ... (October 2016), Unsourced passages need footnotes {{citation needed}} (August 2019), Cites unreliable sources (December 2024) |
| Late Pleistocene extinctions | Low | B | 9 | June 2010 | Expert attention needed (March 2023), Unsourced passages need footnotes {{citation needed}} (June 2010, February 2021, March 2024), Dead external links {{dead link}} (February 2020), Style editing needed (March 2023), ... (April 2023), CS1 errors: ISBN date |
| Laventan | Low | Stub | 1 | July 2024 | ... (July 2024) |
| List of tsunamis | Mid | C | 4 | June 2011 | Unsourced passages need footnotes {{citation needed}} (June 2011, October 2021), Pages with broken anchors (see article talk page, remove when fixed), ... (November 2024) |
| Lobopodia | Low | B | 2 | September 2015 | ... (September 2015), Unsourced passages need footnotes {{citation needed}} (March 2025) |
| Lomagundi-Jatuli Carbon Isotope Excursion | Low | B | 2 | June 2024 | ... (June 2024), Incomplete citations (June 2024) |
| Lucille Langford | Unknown | Start | 5 | October 2023 | Factual verification needed (October 2023), Orphaned (October 2023), ... (October 2023), Notability unclear (March 2024), Unsourced passages need footnotes {{citation needed}} (March 2024) |
| Magmatism along strike-slip faults | Mid | C | 4 | June 2024 | CS1 errors: missing title, CS1 errors: periodical ignored, Orphaned (June 2024), ... (August 2024) |
| Magnetotellurics | Mid | C | 3 | June 2019 | Dead external links {{dead link}} (June 2019, January 2021), ... (January 2020) |
| Malleco Formation | Low | Stub | 1 | December 2020 | ... (December 2020) |
| Manganese nodule | Mid | C | 3 | September 2016 | Unsourced passages need footnotes {{citation needed}} (September 2016, June 2022), ... (August 2024) |
| Mare aux Songes | Low | Start | 2 | September 2012 | ... (September 2012), Expansion needed (June 2013) |
| Marie-Therese Mackowsky | Low | Start | 1 | December 2020 | ... (December 2020) |
| Mesozoic | High | B | 7 | October 2012 | ... (October 2012), Unsourced passages need footnotes {{citation needed}} (October 2021, March 2022, July 2022, June 2024), Accuracy disputes or self-published (March 2022), Failed verification (March 2022) |
| Minoan eruption | Low | GA | 2 | December 2019 | ... (December 2019), Unsourced passages need footnotes {{citation needed}} (October 2025) |
| Mississippi Delta | Low | C | 1 | April 2020 | ... (April 2020) |
| Miyake event | High | Start | 1 | September 2024 | ... (September 2024) |
| Mud volcano | Mid | C | 7 | September 2011 | Unsourced passages need footnotes {{citation needed}} (September 2011, July 2012, July 2014, August 2020, March 2023), Clarification needed (January 2020), ... (August 2021) |
| Natural history | High | C | 3 | March 2018 | ... (March 2018), Unsourced passages need footnotes {{citation needed}} (August 2020), CS1 errors: ISBN date |
| Nickel | High | GA | 4 | April 2007 | Potentially dated statements (April 2007, September 2017), Unsourced passages need footnotes {{citation needed}} (January 2021), ... (January 2025) |
| Nunatak | Low | Start | 1 | November 2022 | ... (November 2022) |
| Olympic–Wallowa lineament | Low | C | 10 | August 2014 | Weasel-worded phrases (August 2014, August 2021), Dead external links {{dead link}} (April 2020, July 2022, February 2023), Harv and Sfn no-target errors, Style editing needed (November 2020), Unsourced passages need footnotes {{citation needed}} (August 2021), ... (August 2021), Unsourced passages need footnotes {{More citations needed}} (September 2023) |
| Outburst flood | Mid | B | 3 | September 2014 | Unsourced passages need footnotes {{citation needed}} (September 2014), ... (April 2019), Disputed statements (June 2021) |
| Paleocene | High | FA | 1 | January 2020 | ... (January 2020) |
| Paleocene–Eocene Thermal Maximum | Mid | B | 2 | January 2020 | Unsourced passages need footnotes {{citation needed}} (January 2020), ... (August 2025) |
| Paleomagnetism | High | C | 1 | November 2021 | ... (November 2021) |
| Pangaea | High | B | 1 | May 2025 | ... (May 2025) |
| Pannonian Basin | Mid | Start | 11 | July 2022 | Unsourced passages need footnotes {{More citations needed}} (July 2022, April 2023, August 2024), Unsourced passages need footnotes {{citation needed}} (April 2023, February 2025, May 2025), Weasel-worded phrases (May 2025), Clarification needed (May 2025), Cites unreliable sources (May 2025), Disputed statements (May 2025), ... (May 2025) |
| Perovskite (structure) | Low | C | 2 | August 2025 | Dead external links {{dead link}} (August 2025), ... (August 2025) |
| Pierre Teilhard de Chardin | Low | B | 4 | November 2017 | ... (November 2017), Clarification needed (August 2018), Unsourced passages need footnotes {{citation needed}} (September 2024, July 2025) |
| Pull-apart basin | Mid | Start | 1 | December 2023 | ... (December 2023) |
| Pyroclastic flow | Mid | C | 5 | March 2018 | Unsourced passages need footnotes {{More citations needed}} (March 2018), Factual verification needed (July 2019), Unsourced passages need footnotes {{citation needed}} (July 2020, January 2025), ... (January 2025) |
| Pyrrhotite | High | C | 1 | July 2015 | ... (July 2015) |
| RNA world | Low | C | 4 | May 2009 | Unsourced passages need footnotes {{citation needed}} (May 2009, September 2024), ... (March 2021), CS1 errors: ISBN date |
| Radiometric dating | High | B | 2 | September 2010 | ... (September 2010), Unsourced passages need footnotes {{citation needed}} (October 2022) |
| Rejection of evolution by religious groups | High | B | 12 | June 2008 | Expansion needed (June 2008), ... (May 2014), Vague or ambiguous time (July 2014), Unsourced passages need footnotes {{citation needed}} (July 2014, April 2017, July 2023, January 2024), Factual verification needed (April 2017), Weasel-worded phrases (April 2017), Potentially dated statements (2020), Limited geographic scope (August 2020), CS1 errors: ISBN date |
| Ring dike | Mid | Stub | 1 | June 2020 | ... (June 2020) |
| Ring of Fire | High | C | 3 | December 2020 | Potentially dated statements (2020), Unsourced passages need footnotes {{citation needed}} (December 2020), ... (January 2021) |
| Rodinia | High | B | 3 | January 2016 | ... (January 2016), Failed verification (January 2016, February 2016) |
| Saltation (geology) | Mid | Start | 3 | April 2014 | ... (April 2014), Unsourced passages need footnotes {{citation needed}} (January 2018), CS1 errors: ISBN date |
| Scotia plate | Mid | Start | 1 | July 2015 | ... (July 2015) |
| Sedimentary budget | Low | B | 2 | September 2010 | ... (September 2010, July 2011) |
| Seismic stratigraphy | Low | Start | 1 | September 2025 | ... (September 2025) |
| Serpentine soil | Low | Start | 3 | May 2017 | ... (May 2017), Incomplete citations (May 2017), Dead external links {{dead link}} (April 2025) |
| Shonkinite | Low | Start | 2 | July 2019 | ... (July 2019), Clarification needed (July 2019) |
| Slate | Mid | Start | 3 | June 2021 | Unsourced passages need footnotes {{citation needed}} (June 2021, May 2025), ... (July 2021) |
| Slickenside | Mid | Start | 1 | March 2024 | ... (March 2024) |
| Soil liquefaction | Mid | C | 2 | April 2011 | ... (April 2011), Update needed (March 2025) |
| Subatlantic | Low | C | 4 | August 2014 | Limited geographic scope (August 2014), Unsourced passages need footnotes {{citation needed}} (May 2015), ... (July 2021), Weasel-worded phrases (January 2024) |
| Taphonomy | Top | C | 8 | April 2011 | Unsourced passages need footnotes {{More citations needed}} (April 2011), Unsourced passages need footnotes {{citation needed}} (January 2017, April 2021), Clarification needed (February 2018, August 2018), CS1 errors: missing periodical, Factual verification needed (April 2021), ... (April 2021) |
| Tollmann's bolide hypothesis | Low | C | 2 | November 2014 | Introduction cleanup (November 2014), ... (June 2020) |
| Transition zone (Earth) | High | Start | 2 | July 2024 | Weasel-worded phrases (July 2024), ... (July 2024) |
| Transitional fossil | High | GA | 2 | March 2012 | ... (March 2012), Pages with broken anchors (see article talk page, remove when fixed) |
| Tumblagooda Sandstone | Mid | Start | 5 | February 2008 | Unsourced passages need footnotes {{citation needed}} (February 2008), Harv and Sfn no-target errors, ... (April 2025), Disputed statements (April 2025), Incomplete citations (April 2025) |
| Warren B. Hamilton | Unknown | Start | 2 | February 2017 | Unsourced passages need footnotes {{citation needed}} (February 2017), ... (February 2017) |
| Water table | Mid | Start | 2 | February 2012 | ... (February 2012), Unsourced passages need footnotes {{citation needed}} (June 2023) |
| Younger Dryas | Low | B | 1 | July 2021 | ... (July 2021) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Akaganeite | Low | Stub | 2 | March 2019 | ... (March 2019), Pages with broken anchors (see article talk page, remove when fixed) |
| Cantera (stone) | Low | Start | 3 | January 2013 | Has general references but lacks inline footnotes (January 2013), Unsourced passages need footnotes {{citation needed}} (September 2018), ... (September 2018) |
| Charles Horace Clapp | Unknown | Start | 2 | February 2025 | ... (February 2025), Link rot cleanup (July 2025) |
| Chitistone Formation | Low | Stub | 3 | April 2020 | ... (April 2020), Has general references but lacks inline footnotes (April 2020), Unsourced passages need footnotes {{More citations needed}} (April 2020) |
| Clair Patterson | Low | C | 2 | December 2020 | Unsourced passages need footnotes {{citation needed}} (December 2020), ... (July 2025) |
| CyborgNest | Unknown | Start | 4 | October 2022 | CS1 errors: missing periodical, Orphaned (October 2022), ... (October 2022), Dead external links {{dead link}} (January 2024) |
| Dutch Creek Hoodoos | Low | Start | 1 | October 2024 | ... (October 2024) |
| Hemoglycin | High | Start | 2 | April 2025 | Cites unreliable sources (April 2025), ... (April 2025) |
| Hemolithin | High | Start | 2 | April 2025 | Cites unreliable sources (April 2025), ... (April 2025) |
| Longitudinal valley | Low | Start | 3 | June 2020 | Unsourced passages need footnotes {{More citations needed}} (June 2020), ... (June 2020), Has general references but lacks inline footnotes (June 2020) |
| Pignola-Abriola stratigraphic section | Unknown | C | 2 | November 2022 | Orphaned (November 2022), ... (November 2022) |
| Ruth Doggett Terzaghi | Low | C | 2 | December 2016 | ... (December 2016), Has general references but lacks inline footnotes (December 2016) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| Adamantina Formation | Low | B | 2 | August 2023 | Dead external links {{dead link}} (August 2023) |
| Arie Poldervaart | Low | Start | 2 | CS1 errors: ISBN date | |
| Ash Hollow Formation | Low | List | 1 | ||
| Charles Alfred Anderson | Low | Stub | 4 | March 2021 | CS1 errors: missing periodical, Expansion needed (March 2021, February 2025) |
| Dennis Formation | Low | Stub | 1 | ||
| Evolutionary history of plants | High | B | 7 | April 2008 | Clarification needed (April 2008), Factual verification needed (April 2008), Unsourced passages need footnotes {{citation needed}} (December 2015, April 2018, June 2024), Pages with broken anchors (see article talk page, remove when fixed) |
| Fault (geology) | Top | C | 1 | ||
| Geologic time scale | Top | B | 5 | April 2022 | Potentially dated statements (April 2022, January 2025), Unsourced passages need footnotes {{More citations needed}} (November 2023), CS1 errors: ISBN date |
| Puente Formation | Low | Stub | 1 | ||
| Quick clay | Low | C | 2 | January 2021 | Unsourced passages need footnotes {{More citations needed}} (January 2021) |
| Rare-earth element | Mid | C | 13 | May 2019 | Update needed (May 2019), Clarification needed (April 2021), Potentially dated statements (March 2022, 2025, June 2025, August 2025), Dead external links {{dead link}} (January 2023), Vague or ambiguous time (July 2023, September 2025), Unsourced passages need footnotes {{More citations needed}} (September 2025), Unsourced passages need footnotes {{citation needed}} (September 2025), Expansion needed (October 2025) |
| Tlayúa Formation | Low | Stub | 1 | ||
| Tremp Formation | Mid | B | 1 |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 1815 eruption of Mount Tambora | Low | C | 4 | April 2013 | Clarification needed (April 2013), Unsourced passages need footnotes {{citation needed}} (November 2021, September 2025), ... (May 2025) |
| 1975 Haicheng earthquake | Low | Start | 3 | August 2018 | Cites unreliable sources (August 2018), ... (November 2021), Has general references but lacks inline footnotes (November 2021) |
| 2008 Sichuan earthquake | Mid | B | 11 | November 2009 | Dead external links {{dead link}} (November 2009, September 2010, June 2016, April 2018, August 2018), Failed verification (March 2010, May 2021), ... (May 2021), Cites unreliable sources (May 2021), Unsourced passages need footnotes {{citation needed}} (May 2021), Pages with broken anchors (see article talk page, remove when fixed) |
| 2022 Pakistan landslides | Low | Stub | 1 | January 2022 | ... (January 2022) |
| 461 Apahunik' earthquake | Low | Start | 1 | January 2020 | ... (January 2020) |
| 740 Constantinople earthquake | Low | Start | 1 | January 2020 | ... (January 2020) |
| 92 BC Levant earthquake | Low | Start | 1 | March 2020 | ... (March 2020) |
| A. Morley Davies | Low | Stub | 1 | September 2011 | ... (September 2011) |
| AFm phases | Low | Start | 1 | February 2022 | ... (February 2022) |
| AFt phases | Low | Start | 1 | April 2023 | ... (April 2023) |
| Abanico Brisa Mar Formation | Low | Stub | 1 | January 2022 | ... (January 2022) |
| Abano Mineral Lake Natural Monument | Low | Start | 1 | October 2018 | ... (October 2018) |
| Abitibi greenstone belt | Low | Start | 2 | October 2016 | Dead external links {{dead link}} (October 2016), ... (November 2024) |
| Ablation Valley | Low | Stub | 1 | May 2020 | ... (May 2020) |
| Abrasion (geology) | Mid | Start | 3 | October 2014 | ... (October 2014), Page number citations needed (October 2021), Unsourced passages need footnotes {{citation needed}} (October 2021) |
| Absolute dating | Top | C | 1 | July 2013 | ... (July 2013) |
| Abyssal channel | Low | Start | 5 | November 2012 | ... (November 2012), Unsourced passages need footnotes {{citation needed}} (February 2018), Original research (February 2018), Incomplete citations (February 2018), Dead external links {{dead link}} (July 2022) |
| Abyssal fan | Low | Stub | 2 | June 2017 | Dead external links {{dead link}} (June 2017), ... (December 2022) |
| Abîme | Low | Stub | 1 | April 2023 | ... (April 2023) |
| Accretionary wedge | Mid | C | 1 | August 2021 | ... (August 2021) |
| Ad-Dahna Desert | Low | Stub | 1 | October 2013 | ... (October 2013) |
| Adeyton Group | Low | Stub | 1 | April 2025 | ... (April 2025) |
| Advection | Low | C | 2 | May 2022 | ... (May 2022), Unsourced passages need footnotes {{citation needed}} (September 2024) |
| Afterdamp | Low | Start | 3 | October 2019 | ... (October 2019, January 2022), Unsourced passages need footnotes {{citation needed}} (January 2022) |
| Agglomerate | Mid | Stub | 2 | January 2014 | Detailed references needed, ... (January 2014) |
| Agrogeology | Mid | Stub | 1 | June 2018 | ... (June 2018) |
| Aguililla Sandstone | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Air basin | Low | Stub | 1 | January 2021 | ... (January 2021) |
| Aitym Formation | Low | Stub | 2 | December 2024 | ... (December 2024), Incomplete lists (December 2024) |
| Akadama | Low | Start | 1 | January 2017 | ... (January 2017) |
| Alabaster | Low | Start | 4 | July 2016 | Disputed statements (July 2016), Cites unreliable sources (April 2018), ... (May 2021), Unsourced passages need footnotes {{citation needed}} (May 2022) |
| Albert Oppel | Low | Start | 2 | August 2012 | ... (August 2012), Dead external links {{dead link}} (June 2017) |
| Albert Thomas Price | Low | Stub | 2 | April 2018 | ... (April 2018), Has general references but lacks inline footnotes (April 2018) |
| Alberta Geological Survey | Low | Start | 1 | April 2020 | ... (April 2020) |
| Alcoota | Low | Start | 1 | October 2019 | ... (October 2019) |
| Aleksandr Chernov | Unknown | Stub | 1 | June 2025 | ... (June 2025) |
| Alexander von Keyserling | Low | Start | 3 | October 2016 | ... (October 2016), Has general references but lacks inline footnotes (January 2022), CS1 errors: ISBN date |
| Alfred Wegener | Mid | C | 3 | January 2015 | ... (January 2015), Unsourced passages need footnotes {{citation needed}} (June 2015, February 2024) |
| Alisitos Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Allison Formation | Low | Stub | 1 | December 2021 | ... (December 2021) |
| Almy Formation | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Amadeus William Grabau | Low | Stub | 2 | March 2013 | Introduction cleanup (March 2013), ... (March 2013) |
| Amba (landform) | Low | Stub | 1 | November 2024 | ... (November 2024) |
| Ambrose Medal | Low | Stub | 1 | January 2020 | ... (January 2020) |
| American Association of Professional Landmen | Unknown | Start | 1 | August 2014 | ... (August 2014) |
| American Journal of Science | Low | Start | 4 | November 2024 | Cite NIE template missing title parameter, CS1 errors: missing title, Unsourced passages need footnotes {{citation needed}} (November 2024), ... (November 2024) |
| Ammolite | Low | B | 6 | November 2007 | Unsourced passages need footnotes {{citation needed}} (November 2007, May 2013, April 2022), Potentially dated statements (2015), Dead external links {{dead link}} (May 2017), ... (November 2024) |
| Amphibolite | Low | C | 3 | February 2009 | Unsourced passages need footnotes {{citation needed}} (February 2009, November 2011), ... (November 2011) |
| Amur plate | Mid | Stub | 3 | April 2021 | Unsourced passages need footnotes {{citation needed}} (April 2021, February 2024), ... (February 2024) |
| Anamosa Limestone | Low | Start | 1 | March 2015 | ... (March 2015) |
| Anare Nunataks | Low | Stub | 2 | December 2023 | ... (December 2023), Has general references but lacks inline footnotes (December 2023) |
| Andean Geology | Low | Stub | 2 | November 2022 | Cites unreliable sources (November 2022), ... (November 2022) |
| Andesite line | Mid | Stub | 1 | October 2014 | ... (October 2014) |
| Andrew Ketcham Barnett | Low | Stub | 1 | July 2021 | ... (July 2021) |
| Andrey Arkhangelsky | Low | Stub | 1 | October 2025 | ... (October 2025) |
| Andrey Pak | Unknown | Start | 2 | April 2015 | ... (April 2015), Has general references but lacks inline footnotes (April 2015) |
| Antoine François Passy | Low | Stub | 1 | January 2012 | ... (January 2012) |
| Aquatic succession | Low | Stub | 1 | July 2025 | ... (July 2025) |
| Archaeomagnetic dating | Low | Start | 1 | December 2024 | ... (December 2024) |
| Archibald Lamont | Low | Start | 2 | August 2024 | ... (August 2024), Incomplete citations (August 2024) |
| Areography | Low | B | 1 | April 2012 | ... (April 2012) |
| Argon–argon dating | Mid | C | 1 | March 2025 | ... (March 2025) |
| Arizona Geological Survey | Low | Start | 1 | July 2012 | ... (July 2012) |
| Armorican Massif | Low | Start | 1 | February 2025 | ... (February 2025) |
| Arnold Hague | Mid | Start | 2 | April 2011 | Unsourced passages need footnotes {{citation needed}} (April 2011), ... (March 2013) |
| Artenghala Formation | Low | Stub | 1 | January 2024 | ... (January 2024) |
| Arthur Curtiss James | Low | C | 2 | February 2023 | ... (February 2023), CS1 errors: ISBN date |
| Arthur L. Day Medal | Low | Start | 1 | February 2020 | ... (February 2020) |
| Asbestos | Low | B | 9 | August 2012 | Unsourced passages need footnotes {{citation needed}} (August 2012, October 2023, April 2024, October 2024), ... (May 2016, April 2018), Clarification needed (November 2018, March 2024), CS1 errors: ISBN date |
| Ashgill Force | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Ashokan Formation | Low | Stub | 3 | November 2023 | ... (November 2023), Incomplete citations (November 2023), Cites unreliable sources (November 2023) |
| Asitka Formation | Low | Stub | 1 | June 2024 | ... (June 2024) |
| Aspen Mountain (Wyoming) | Low | C | 2 | April 2008 | ... (April 2008), Expansion needed (May 2008) |
| Assise de Kusel | Low | Stub | 1 | December 2022 | ... (December 2022) |
| Aubrey holes | Mid | Start | 5 | December 2023 | Pages with broken anchors (see article talk page, remove when fixed), Unsourced passages need footnotes {{citation needed}} (December 2023, August 2024, November 2024), ... (August 2024) |
| Aubrite | Low | Start | 1 | March 2009 | ... (March 2009) |
| Augusta Mountain Formation | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Avalanche | High | B | 5 | January 2019 | Unsourced passages need footnotes {{citation needed}} (January 2019, January 2024), ... (June 2021, January 2024), Expansion needed (November 2023) |
| Avalanche control | Low | C | 4 | April 2017 | Unsourced passages need footnotes {{citation needed}} (April 2017), Dead external links {{dead link}} (October 2018), Weasel-worded phrases (September 2020), ... (October 2024) |
| B. Clark Burchfiel | Low | Start | 1 | July 2024 | ... (July 2024) |
| BS 5930 | Low | Stub | 3 | April 2025 | ... (April 2025), Style editing needed (April 2025), Cleanup needed (April 2025) |
| Bacharach Nunatak | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Badlands National Park | Low | B | 2 | May 2019 | ... (May 2019, September 2019) |
| Bagan Lalang | Low | Stub | 1 | April 2025 | ... (April 2025) |
| Balancing rock | Low | Start | 4 | April 2019 | Dead external links {{dead link}} (April 2019), Cites unreliable sources (October 2020), ... (December 2022), Clarification needed (December 2022) |
| Balleny fracture zone | Low | Stub | 2 | December 2023 | ... (December 2023), Has general references but lacks inline footnotes (December 2023) |
| Baraboo Range | Low | Start | 1 | January 2023 | ... (January 2023) |
| Bardstown Formation | Low | Stub | 1 | June 2014 | ... (June 2014) |
| Barranca Group | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Barril Viejo Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Basal sliding | Low | Start | 1 | November 2016 | ... (November 2016) |
| Basalt fan structure | Low | Stub | 2 | February 2014 | ... (February 2014), Unsourced passages need footnotes {{citation needed}} (November 2018) |
| Basement (geology) | Mid | Start | 2 | September 2009 | Unsourced passages need footnotes {{citation needed}} (September 2009), ... (January 2019) |
| Bass Islands Formation | Low | Stub | 3 | November 2023 | ... (November 2023), Incomplete citations (November 2023), Cites unreliable sources (November 2023) |
| Beach | Low | C | 2 | March 2019 | Clarification needed (March 2019), ... (April 2025) |
| Beachrock | Low | Start | 2 | September 2008 | ... (September 2008), Clarification needed (January 2025) |
| Beaconella | Low | Stub | 1 | June 2024 | ... (June 2024) |
| Bears' Cave | Low | Start | 1 | July 2024 | ... (July 2024) |
| Begrih Formation | Low | Stub | 4 | November 2024 | Coordinates needed, Orphaned (November 2024), Context needed (November 2024), ... (November 2024) |
| Belleville Formation | Low | Stub | 1 | December 2021 | ... (December 2021) |
| Benbolt Formation | Low | Stub | 1 | June 2014 | ... (June 2014) |
| Bench (geology) | Mid | Stub | 1 | January 2021 | ... (January 2021) |
| Beqaa Valley | Unknown | C | 3 | July 2017 | Dead external links {{dead link}} (July 2017), Unsourced passages need footnotes {{citation needed}} (December 2018), ... (May 2024) |
| Bicol Volcanic Arc | Unknown | Start | 2 | January 2024 | ... (January 2024), Unsourced passages need footnotes {{citation needed}} (January 2024) |
| Bigsby Medal | Low | List | 1 | March 2022 | ... (March 2022) |
| Bill Mathews | Mid | C | 2 | August 2025 | Weasel-worded phrases (August 2025), ... (August 2025) |
| Binghamite | Low | Start | 1 | July 2025 | ... (July 2025) |
| Biogeochemistry | Mid | C | 1 | May 2023 | ... (May 2023) |
| Bird Spring Formation | Low | Stub | 3 | February 2024 | Accuracy disputes or self-published (February 2024), ... (February 2024), Incomplete citations (February 2024) |
| Blowing Stone | Low | Stub | 1 | April 2008 | ... (April 2008) |
| Blowpipe (tool) | Mid | C | 1 | November 2024 | ... (November 2024) |
| Blueschist | Mid | Start | 1 | May 2025 | ... (May 2025) |
| Bluestone | Low | Start | 2 | April 2008 | ... (April 2008), Page number citations needed (June 2013) |
| Boca Roja Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Bois Blanc Formation | Low | Stub | 4 | November 2023 | ... (November 2023), Incomplete citations (November 2023), Cites unreliable sources (November 2023), Broken or outdated citations (March 2024) |
| Bolca | Low | Start | 1 | March 2008 | ... (March 2008) |
| Boninite | Mid | Start | 2 | December 2009 | Too technical (December 2009), ... (March 2021) |
| Book Cliffs | Low | Start | 1 | December 2010 | ... (December 2010) |
| Borchgrevink orogeny | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Boreal period | Low | Start | 2 | April 2017 | Unsourced passages need footnotes {{citation needed}} (April 2017), ... (March 2018) |
| Boring (earth) | Low | Start | 1 | November 2017 | ... (November 2017) |
| Boso triple junction | Mid | Stub | 3 | February 2017 | Clarification needed (February 2017), Unsourced passages need footnotes {{citation needed}} (February 2017), ... (February 2018) |
| Bowers Basebed | Low | Stub | 2 | December 2012 | ... (December 2012), Unsourced passages need footnotes {{citation needed}} (April 2013) |
| Brainard Shale | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Brammallite | Low | Stub | 1 | July 2025 | ... (July 2025) |
| Breathitt Formation | Low | Stub | 1 | September 2025 | ... (September 2025) |
| Breiðamerkursandur | Low | Stub | 1 | April 2013 | ... (April 2013) |
| Brian Berkowitz | Unknown | Start | 2 | September 2025 | Promotional tone (September 2025), ... (September 2025) |
| Brine spring | Low | Stub | 1 | August 2024 | ... (August 2024) |
| Broxton Rocks | Mid | Start | 2 | July 2010 | ... (July 2010), Unsourced passages need footnotes {{citation needed}} (February 2011) |
| Brunton compass | Low | Start | 1 | January 2017 | ... (January 2017) |
| Brush Mountain (Blair County, Pennsylvania) | Low | Start | 1 | May 2013 | ... (May 2013) |
| Bukit Cherakah | Low | Stub | 1 | November 2021 | ... (November 2021) |
| Bunter (geology) | Low | Stub | 1 | May 2020 | ... (May 2020) |
| Burren and Cliffs of Moher Geopark | Low | Start | 1 | January 2018 | ... (January 2018) |
| Buskam | Low | Stub | 1 | September 2024 | ... (September 2024) |
| Byron Formation | Low | Stub | 1 | June 2019 | ... (June 2019) |
| Cabullona Group | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Cacholong | Low | Stub | 2 | July 2016 | ... (July 2016), Unsourced passages need footnotes {{citation needed}} (March 2025) |
| Cadomian Orogeny | Mid | C | 1 | February 2007 | ... (February 2007) |
| Calaverite | Mid | Start | 1 | October 2022 | ... (October 2022) |
| Calcaire spathique | Low | Stub | 1 | May 2021 | ... (May 2021) |
| California Earthquake Prediction Evaluation Council | Low | Stub | 2 | April 2009 | Unsourced passages need footnotes {{citation needed}} (April 2009), ... (December 2009) |
| Calloway Creek Formation | Low | Stub | 1 | June 2014 | ... (June 2014) |
| Calvert Peninsula | Unknown | Stub | 1 | November 2024 | ... (November 2024) |
| Canadian Journal of Earth Sciences | Low | Stub | 3 | June 2022 | Accuracy disputes or self-published (June 2022), Cites unreliable sources (June 2022), ... (June 2022) |
| Cape Royal | Low | Start | 1 | January 2021 | ... (January 2021) |
| Caradoc Series | Low | Start | 1 | December 2024 | ... (December 2024) |
| Carboniferous Limestone | Low | Start | 1 | November 2012 | ... (November 2012) |
| Carboniferous rainforest collapse | Low | C | 2 | June 2025 | CS1 errors: missing periodical, ... (June 2025) |
| Carl Friedrich Alexander Hartmann | Low | Stub | 2 | December 2021 | ... (December 2021), Categories needed (January 2022) |
| Carolina bays | Low | C | 3 | January 2016 | ... (January 2016), Page number citations needed (September 2023), CS1 errors: ISBN date |
| Caroline Birley | Low | B | 2 | April 2015 | ... (April 2015), CS1 errors: ISBN date |
| Catskill Formation | Low | Start | 2 | April 2014 | ... (April 2014), Link rot cleanup (July 2025) |
| Cayambe Coca National Park | Low | Stub | 2 | August 2017 | Dead external links {{dead link}} (August 2017), ... (August 2025) |
| Cayugan Series | Unknown | Stub | 1 | November 2023 | ... (November 2023) |
| Cementation (geology) | Mid | Start | 1 | August 2014 | ... (August 2014) |
| Central Geological Service | Unknown | C | 2 | June 2016 | ... (June 2016), Dead external links {{dead link}} (October 2024) |
| Central Valley (California) | Low | B | 10 | January 2017 | ... (January 2017, May 2021, December 2022, May 2024), CS1 errors: missing periodical, Unsourced passages need footnotes {{citation needed}} (December 2020, May 2021, January 2022), Vague or ambiguous time (May 2024), Page number citations needed (March 2025) |
| Cerro de Oro Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Chalcanthite | Mid | Start | 1 | May 2017 | ... (May 2017) |
| Chaos Canyon | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Charles L. Christ | Low | Start | 1 | February 2024 | ... (February 2024) |
| Charles Upham Shepard | Low | Start | 1 | April 2014 | ... (April 2014) |
| Charles-Louis-Joseph-Xavier de la Vallée Poussin | Low | Start | 1 | December 2018 | ... (December 2018) |
| Chat (mining) | Low | Start | 2 | June 2025 | Unsourced passages need footnotes {{citation needed}} (June 2025), ... (June 2025) |
| Chattanooga Shale | Low | Stub | 2 | June 2017 | Unsourced passages need footnotes {{citation needed}} (June 2017), ... (November 2024) |
| Chattooga River | Low | Start | 1 | May 2015 | ... (May 2015) |
| Cherry Ridge Shale | Low | Stub | 2 | September 2023 | ... (September 2023), Notability unclear (September 2023) |
| Chitistone Formation | Low | Stub | 3 | April 2020 | Reference cleanup (April 2020), Has general references but lacks inline footnotes (April 2020), ... (April 2020) |
| Chiwapa Formation | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Choapa Metamorphic Complex | Low | Stub | 2 | August 2016 | Coordinates needed, ... (August 2016) |
| Chondritic uniform reservoir | Mid | Stub | 1 | June 2025 | ... (June 2025) |
| Chondrule | High | C | 1 | September 2021 | ... (September 2021) |
| Christian O'Brien | Low | Start | 2 | September 2012 | Cites unreliable sources (September 2012), ... (August 2025) |
| Chronometric singularity | Unknown | Stub | 1 | April 2013 | ... (April 2013) |
| Chrysoberyl | Mid | Start | 2 | May 2024 | ... (May 2024), Unsourced passages need footnotes {{citation needed}} (May 2024) |
| Cimmeria (continent) | Mid | Start | 5 | July 2016 | Expansion needed (July 2016), ... (November 2016), CS1 errors: missing periodical, Unsourced passages need footnotes {{citation needed}} (February 2023), Dead external links {{dead link}} (January 2025) |
| Cirque glacier | Low | Stub | 2 | October 2024 | Has general references but lacks inline footnotes (October 2024), ... (October 2025) |
| Citatah Cliffs | Low | Start | 1 | June 2017 | ... (June 2017) |
| Claiborne Formation | Low | Stub | 1 | June 2014 | ... (June 2014) |
| Cliff | Mid | Start | 4 | March 2014 | Unsourced passages need footnotes {{citation needed}} (March 2014, August 2019), ... (March 2017), Dead external links {{dead link}} (January 2022) |
| Cliff-top dune | Low | Stub | 1 | March 2012 | ... (March 2012) |
| Coachella Valley | Low | B | 21 | April 2007 | Unsourced passages need footnotes {{citation needed}} (April 2007, July 2009, June 2010, February 2011, June 2011, November 2011, August 2014, April 2015, November 2015, March 2019, July 2019, January 2020, June 2020, May 2025), ... (April 2012, July 2012, August 2012, April 2018, June 2020), Potentially dated statements (2013), Update needed (May 2025) |
| Coahuila Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Cockfield Formation | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Cocopa Point | Low | Start | 1 | March 2021 | ... (March 2021) |
| Coffee Sand | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Colca Canyon | Low | Start | 3 | May 2015 | ... (May 2015), Unsourced passages need footnotes {{citation needed}} (April 2021), Clarification needed (April 2021) |
| Coldwater Shale | Low | Stub | 2 | October 2017 | ... (October 2017), Broken or outdated citations (March 2024) |
| Competence (geology) | Mid | Stub | 1 | November 2022 | ... (November 2022) |
| Complex volcano | Mid | Start | 1 | March 2016 | ... (March 2016) |
| Cone of depression | Low | Start | 1 | March 2024 | ... (March 2024) |
| Coniacian | Low | Start | 2 | February 2024 | ... (February 2024), Unsourced passages need footnotes {{citation needed}} (February 2024) |
| Connate fluids | Low | Start | 1 | June 2024 | ... (June 2024) |
| Conodont biostratigraphy | Low | Start | 1 | July 2016 | ... (July 2016) |
| Cook Mountain Formation | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Copper Ridge Dolomite | Low | Stub | 1 | March 2015 | ... (March 2015) |
| Coral rag | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Coralline rock | Low | Stub | 1 | March 2022 | ... (March 2022) |
| Core sample | Mid | Start | 2 | January 2023 | ... (January 2023), Unsourced passages need footnotes {{citation needed}} (June 2024) |
| Cornelia C. Cameron | Unknown | C | 10 | July 2020 | Clarification needed (July 2020), Dead external links {{dead link}} (July 2020, June 2021), Style editing needed (February 2021), ... (February 2021), Introduction cleanup (February 2021), Page number citations needed (June 2021), Factual verification needed (June 2021), Unsourced passages need footnotes {{citation needed}} (June 2021), Cites unreliable sources (June 2021) |
| Cornian orogeny | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Costean | Low | Stub | 2 | April 2024 | ... (April 2024), Link rot cleanup (August 2024) |
| Couloir | Low | Start | 1 | May 2017 | ... (May 2017) |
| Crag and tail | Mid | Stub | 2 | March 2010 | ... (March 2010), Limited geographic scope (April 2015) |
| Craie de Meudon | Low | Stub | 1 | July 2024 | ... (July 2024) |
| Craie de Rouen | Low | Stub | 3 | October 2021 | ... (October 2021, December 2023), Has general references but lacks inline footnotes (December 2023) |
| Craie glauconieuse | Low | Stub | 1 | July 2024 | ... (July 2024) |
| Crater depth | Mid | Stub | 1 | March 2016 | ... (March 2016) |
| Cretaceous Mongolia | Low | Stub | 2 | October 2019 | Notability unclear (October 2019), ... (April 2024) |
| Cross bracing | Low | Stub | 2 | January 2021 | ... (January 2021), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Crosswicks Clay | Low | Stub | 6 | June 2020 | ... (June 2020), Has general references but lacks inline footnotes (June 2020), Cites unreliable sources (December 2023), Vague or ambiguous geographic scope (December 2023), Accuracy disputes or self-published (December 2023), Unsourced passages need footnotes {{citation needed}} (December 2023) |
| Crowley Lake | Low | Start | 3 | November 2013 | ... (November 2013), Articles using infobox body of water without alt, Unsourced passages need footnotes {{citation needed}} (July 2023) |
| Crystal Cave (Ohio) | Low | Stub | 1 | June 2018 | ... (June 2018) |
| Crystal cluster | Low | Stub | 1 | June 2023 | ... (June 2023) |
| Crystal skulls in popular culture | Low | Start | 1 | September 2011 | ... (September 2011) |
| Crystal system | Mid | C | 2 | January 2019 | Clarification needed (January 2019), ... (September 2020) |
| Crystallography | High | C | 1 | July 2024 | ... (July 2024) |
| Cueva del Viento | Low | Start | 1 | November 2024 | ... (November 2024) |
| Cumberland Plateau | Low | Start | 1 | July 2024 | ... (July 2024) |
| Cumburindio Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Cummingtonite | Low | Start | 1 | November 2021 | ... (November 2021) |
| Cut bank | Mid | Stub | 2 | August 2022 | ... (August 2022, October 2023) |
| Cutzamala Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Cyclopean stairs | Low | Stub | 1 | August 2024 | ... (August 2024) |
| Cynthia Burek (BLP) | Low | Start | 1 | June 2025 | ... (June 2025) |
| Cárdenas Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Dalle à ammonites | Low | C | 2 | February 2022 | Unsourced passages need footnotes {{citation needed}} (February 2022), ... (April 2022) |
| Danube Sinkhole | Low | Start | 3 | May 2020 | Weasel-worded phrases (May 2020), ... (May 2020), Unsourced passages need footnotes {{citation needed}} (May 2020) |
| Danubian Plain (Bulgaria) | Unknown | Stub | 1 | August 2015 | ... (August 2015) |
| Dapuka Group | Low | Stub | 1 | December 2022 | ... (December 2022) |
| Daye Group | Low | Stub | 1 | July 2014 | ... (July 2014) |
| Debris | Mid | Start | 2 | November 2014 | ... (November 2014), Dead external links {{dead link}} (August 2021) |
| Delaware Mineralogical Society | Low | Start | 1 | February 2009 | ... (February 2009) |
| Demantoid | Low | Start | 3 | August 2011 | ... (August 2011), Unsourced passages need footnotes {{citation needed}} (August 2011), Dead external links {{dead link}} (June 2016) |
| Depth–slope product | Low | Start | 2 | May 2018 | Has general references but lacks inline footnotes (May 2018), ... (June 2024) |
| Despeñaperros | Unknown | C | 2 | August 2013 | ... (August 2013), Pages with broken anchors (see article talk page, remove when fixed) |
| Devon | Mid | C | 8 | March 2010 | ... (March 2010, February 2019), Unsourced passages need footnotes {{citation needed}} (August 2010, December 2016, June 2017, March 2023), Dead external links {{dead link}} (March 2018), Potentially dated statements (2023) |
| Diablo Formation, California | Low | Stub | 1 | October 2019 | ... (October 2019) |
| Difunta Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Difunta Group | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Digby McLaren | Low | Start | 2 | March 2013 | ... (March 2013), Unsourced passages need footnotes {{citation needed}} (January 2023) |
| Dillsboro Formation | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Dip circle | Low | Start | 1 | November 2011 | ... (November 2011) |
| Discharge (hydrology) | Mid | C | 2 | December 2023 | ... (December 2023), Rewrite needed (December 2023) |
| Discrete element method | Low | C | 2 | November 2019 | ... (November 2019), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Distributary | Low | B | 1 | May 2014 | ... (May 2014) |
| Divergent boundary | Mid | Start | 3 | February 2016 | ... (February 2016, September 2024), Failed verification (September 2024) |
| Dogtooth spar | Low | Stub | 1 | April 2023 | ... (April 2023) |
| Don L. Anderson | Mid | Start | 5 | January 2015 | Vague or ambiguous time (January 2015), Unsourced passages need footnotes {{citation needed}} (February 2021), ... (February 2021), Weasel-worded phrases (February 2021), Wikipedia neutral point of view disputes (February 2021) |
| Dong Van Karst Plateau Geopark | Low | Start | 4 | April 2017 | Coordinates needed, Cites unreliable sources (April 2017), Has general references but lacks inline footnotes (April 2017), ... (April 2017) |
| Downhill creep | Low | Start | 2 | August 2013 | ... (August 2013), Unsourced passages need footnotes {{citation needed}} (April 2016) |
| Dry quicksand | Low | Start | 1 | September 2020 | ... (September 2020) |
| Dubiofossil | Mid | Stub | 1 | October 2021 | ... (October 2021) |
| Dutchtown Formation | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Early Jurassic | Low | B | 2 | February 2024 | ... (February 2024), Unsourced passages need footnotes {{citation needed}} (February 2024) |
| Early Ruker orogeny | Mid | Stub | 1 | November 2019 | ... (November 2019) |
| Earth ellipsoid | Mid | Start | 3 | October 2016 | ... (October 2016), Pages with broken anchors (see article talk page, remove when fixed), Dead external links {{dead link}} (July 2025) |
| Earth pigment | Low | Start | 1 | July 2019 | ... (July 2019) |
| Earth science | Top | C | 3 | February 2020 | Unsourced passages need footnotes {{citation needed}} (February 2020), ... (August 2022, August 2025) |
| Earth's field NMR | Low | Start | 1 | September 2025 | ... (September 2025) |
| Echelon formation | Low | Start | 1 | June 2009 | ... (June 2009) |
| Edinburgh Geological Society | Low | Start | 1 | December 2008 | ... (December 2008) |
| Edmontonian | Low | Start | 1 | August 2015 | ... (August 2015) |
| Edmundian orogeny | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Egitinskoye mine | Low | Stub | 2 | April 2025 | Coordinates needed, ... (April 2025) |
| Eiju Yatsu | Low | Start | 1 | January 2017 | ... (January 2017) |
| El Cajón Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Elgin Formation | Low | Stub | 1 | August 2019 | ... (August 2019) |
| Elm Point Formation | Low | Stub | 1 | October 2021 | ... (October 2021) |
| Elwood S. Moore | Low | Start | 1 | January 2015 | ... (January 2015) |
| Elwren Formation | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Elysian Park Fault | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Enayat Ahmad | Low | C | 5 | July 2022 | Unsourced passages need footnotes {{citation needed}} (July 2022, August 2022, September 2022), ... (July 2022), CS1 errors: ISBN date |
| Encino Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Encyclopedia of Earth | Unknown | C | 3 | April 2009 | ... (April 2009), Potentially dated statements (November 2010), Weasel-worded phrases (November 2022) |
| Environmental radioactivity | Mid | C | 5 | November 2008 | Expert attention needed (November 2008), Unsourced passages need footnotes {{citation needed}} (November 2010, November 2012), ... (November 2010) |
| Equatorial bulge | Low | Start | 2 | April 2023 | ... (April 2023), Disputed statements (April 2023) |
| Equatorial ridge | Low | Start | 6 | September 2007 | Unsourced passages need footnotes {{citation needed}} (September 2007, June 2019, May 2024), Expansion needed (May 2024), ... (May 2024), Link rot cleanup (August 2024) |
| Eratosthenian | Mid | Start | 2 | December 2009 | ... (December 2009), Unsourced passages need footnotes {{citation needed}} (May 2025) |
| Eridanos (geology) | Low | Start | 1 | October 2017 | ... (October 2017) |
| Eruption column | Mid | B | 2 | September 2017 | Dead external links {{dead link}} (September 2017), ... (July 2021) |
| Erygmascope | Low | Start | 1 | April 2021 | ... (April 2021) |
| Escarpment | Mid | Start | 2 | July 2015 | ... (July 2015), Page number citations needed (June 2020) |
| Espinazo del Diablo Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Essaouira-Agadir basin | Unknown | Stub | 2 | June 2022 | Orphaned (June 2022), ... (June 2022) |
| Ethnogeology | Unknown | Start | 1 | May 2007 | ... (May 2007) |
| Eucrite | Low | Start | 2 | July 2017 | Too technical (July 2017), ... (July 2017) |
| European Association of Geochemistry | Low | Start | 1 | May 2010 | ... (May 2010) |
| European Cenozoic Rift System | Mid | Start | 1 | December 2022 | ... (December 2022) |
| European Plain | Unknown | Start | 2 | July 2021 | Expansion needed (July 2021), ... (September 2023) |
| Evolution of the eye | Low | C | 3 | December 2008 | Clarification needed (December 2008, March 2017), ... (October 2016) |
| Extraterrestrial (TV program) | Low | C | 3 | May 2009 | Unsourced passages need footnotes {{citation needed}} (May 2009, October 2017), ... (October 2011) |
| Faculty of Earth Sciences, King Abdulaziz University | Low | Start | 3 | June 2022 | Has general references but lacks inline footnotes (June 2022), Cites unreliable sources (June 2022), ... (June 2022) |
| Falls of the Ohio National Wildlife Conservation Area | Unknown | C | 1 | April 2017 | ... (April 2017) |
| Fanny Carter Edson | Low | Start | 2 | November 2016 | ... (November 2016), CS1 errors: missing periodical |
| Feitianshan Formation | Low | Stub | 1 | May 2016 | ... (May 2016) |
| Fernando Formation | Low | Stub | 1 | November 2015 | ... (November 2015) |
| Fersman Mineralogical Museum | Low | Start | 1 | January 2021 | ... (January 2021) |
| Fiber | Low | C | 1 | April 2009 | ... (April 2009) |
| Fichtel Mountains | Mid | Start | 1 | October 2022 | ... (October 2022) |
| Fillet (geology) | Low | Start | 1 | June 2020 | ... (June 2020) |
| Fire rock | Low | Stub | 1 | October 2021 | ... (October 2021) |
| Fire-cracked rock | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Firedamp | Low | C | 1 | December 2021 | ... (December 2021) |
| Flint River Formation | Low | Stub | 1 | June 2014 | ... (June 2014) |
| Flow banding | Low | Stub | 1 | March 2013 | ... (March 2013) |
| Fluorine absorption dating | Low | Start | 1 | February 2023 | ... (February 2023) |
| Foidolite | Low | Stub | 1 | October 2021 | ... (October 2021) |
| Foreland basin | High | C | 4 | July 2008 | Unsourced passages need footnotes {{citation needed}} (July 2008), ... (May 2022), Page number citations needed (May 2022, June 2023) |
| Fort Atkinson Limestone | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Fosse Dionne | Low | Start | 3 | December 2019 | ... (December 2019), Unsourced passages need footnotes {{citation needed}} (December 2019), Dead external links {{dead link}} (May 2020) |
| Fossiliferous limestone | Low | List | 1 | December 2023 | ... (December 2023) |
| Francesco Ferrara (geologist) | Low | Start | 2 | September 2021 | Notability unclear (September 2021), ... (August 2025) |
| Franconia Formation | Unknown | Stub | 2 | October 2017 | ... (October 2017), CS1 errors: missing periodical |
| Fraser Canyon | Low | C | 5 | October 2015 | Page number citations needed (October 2015), Has general references but lacks inline footnotes (October 2015), Unsourced passages need footnotes {{citation needed}} (January 2020, February 2023), ... (February 2023) |
| Fraser Valley | Mid | B | 3 | November 2010 | Expansion needed (November 2010), ... (October 2022), Vague or ambiguous time (May 2023) |
| Fulong Beach | Low | Stub | 1 | August 2020 | ... (August 2020) |
| GNS Science | Low | Start | 1 | September 2010 | ... (September 2010) |
| GPlates | Low | C | 6 | March 2021 | Cites unreliable sources (March 2021), Rewrite needed (March 2021), ... (June 2022), Dead external links {{dead link}} (November 2024), External link cleanup {{external links}} (July 2025), Promotional tone (July 2025) |
| Gable Creek Formation | Mid | Stub | 1 | June 2020 | ... (June 2020) |
| Gabon Estuary | Low | Stub | 1 | February 2013 | ... (February 2013) |
| Gabrielle Donnay | Unknown | Start | 1 | June 2020 | ... (June 2020) |
| Galala marble | Mid | Stub | 1 | April 2010 | ... (April 2010) |
| Garden Island Formation | Low | Stub | 4 | November 2023 | ... (November 2023), Incomplete citations (November 2023), Cites unreliable sources (November 2023), Broken or outdated citations (March 2024) |
| Garlock Fault | Low | Start | 1 | August 2020 | ... (August 2020) |
| Gawler Craton | Low | C | 2 | December 2007 | ... (December 2007), Unsourced passages need footnotes {{citation needed}} (January 2022) |
| Gehlberg Formation | Low | Stub | 2 | November 2021 | ... (November 2021), Has general references but lacks inline footnotes (November 2021) |
| Gelifluction | Low | Stub | 1 | October 2025 | ... (October 2025) |
| Geodesy | Mid | C | 1 | February 2024 | ... (February 2024) |
| Geography of Iowa | Low | Start | 4 | October 2017 | Dead external links {{dead link}} (October 2017, May 2024), Has general references but lacks inline footnotes (November 2019), ... (November 2019) |
| Geoinformatics | Low | Start | 1 | October 2015 | ... (October 2015) |
| Geologic time scale | Top | B | 5 | April 2022 | Reference errors, Potentially dated statements (April 2022, January 2025), ... (November 2023), CS1 errors: ISBN date |
| Geological Museum and Art Gallery (Dilijan) | Unknown | Stub | 3 | August 2016 | ... (August 2016), Unsourced passages need footnotes {{citation needed}} (August 2016), Orphaned (September 2016) |
| Geological Museum of China | Low | Start | 1 | August 2007 | ... (August 2007) |
| Geological Society of London | Mid | Start | 1 | March 2023 | ... (March 2023) |
| Geological hazard | High | Start | 1 | December 2009 | ... (December 2009) |
| Geologist's hammer | Low | Start | 2 | February 2022 | Unsourced passages need footnotes {{citation needed}} (February 2022), ... (February 2022) |
| Geology and geological history of California | Mid | Start | 1 | October 2023 | ... (October 2023) |
| Geology of Africa | Unknown | Stub | 1 | October 2022 | ... (October 2022) |
| Geology of Alaska | Low | C | 1 | April 2023 | ... (April 2023) |
| Geology of Alderley Edge | Mid | B | 2 | August 2018 | ... (August 2018), Unsourced passages need footnotes {{citation needed}} (November 2019) |
| Geology of Arizona | Low | C | 2 | October 2023 | Has general references but lacks inline footnotes (October 2023), ... (October 2023) |
| Geology of Ascension Island | Low | Start | 2 | June 2018 | ... (June 2018), Original research (June 2018) |
| Geology of Bahrain | Unknown | Start | 1 | August 2018 | ... (August 2018) |
| Geology of Belarus | Unknown | Start | 1 | August 2018 | ... (August 2018) |
| Geology of Colorado | Low | C | 1 | May 2019 | ... (May 2019) |
| Geology of Cornwall | Mid | Start | 3 | 2007 | Potentially dated statements (2007), Unsourced passages need footnotes {{citation needed}} (November 2009), ... (December 2009) |
| Geology of Estonia | Low | Start | 1 | November 2022 | ... (November 2022) |
| Geology of Europe | Mid | Start | 1 | December 2017 | ... (December 2017) |
| Geology of Great Britain | Mid | Start | 3 | October 2009 | ... (October 2009), Has general references but lacks inline footnotes (November 2018), Pages with broken anchors (see article talk page, remove when fixed) |
| Geology of India | Mid | C | 2 | November 2011 | ... (November 2011), Has general references but lacks inline footnotes (November 2011) |
| Geology of Kazakhstan | Low | Start | 1 | October 2018 | ... (October 2018) |
| Geology of Kentucky | Unknown | Start | 1 | October 2023 | ... (October 2023) |
| Geology of Kyrgyzstan | Low | Start | 1 | October 2018 | ... (October 2018) |
| Geology of Laos | Unknown | Start | 1 | October 2018 | ... (October 2018) |
| Geology of Maine | Low | Start | 1 | September 2017 | ... (September 2017) |
| Geology of Mississippi | Low | C | 1 | April 2023 | ... (April 2023) |
| Geology of Missouri | Low | C | 1 | October 2018 | ... (October 2018) |
| Geology of Montana | Unknown | C | 1 | June 2025 | ... (June 2025) |
| Geology of Mumbai | Low | Stub | 1 | October 2018 | ... (October 2018) |
| Geology of Nevada | Low | C | 2 | October 2018 | Unsourced passages need footnotes {{citation needed}} (October 2018), ... (April 2023) |
| Geology of New Zealand | High | C | 3 | December 2019 | ... (December 2019), Dead external links {{dead link}} (October 2023, August 2025) |
| Geology of North Dakota | Unknown | C | 1 | April 2023 | ... (April 2023) |
| Geology of Pakistan | Low | Stub | 2 | June 2019 | ... (June 2019), Unsourced passages need footnotes {{citation needed}} (November 2022) |
| Geology of Sierra Leone | Low | C | 1 | June 2018 | ... (June 2018) |
| Geology of Singapore | Low | Start | 1 | October 2021 | ... (October 2021) |
| Geology of South Wales | Low | Start | 1 | September 2014 | ... (September 2014) |
| Geology of Syria | Unknown | Start | 2 | November 2018 | ... (November 2018), Has general references but lacks inline footnotes (April 2025) |
| Geology of Tennessee | Mid | Start | 1 | February 2024 | ... (February 2024) |
| Geology of Thailand | Unknown | Start | 1 | October 2018 | ... (October 2018) |
| Geology of Tunisia | Low | Start | 1 | June 2018 | ... (June 2018) |
| Geology of Turkey | Mid | Start | 3 | February 2007 | ... (May 2007), Unsourced passages need footnotes {{citation needed}} (February 2007, May 2007) |
| Geology of Utah | Low | C | 2 | March 2022 | ... (March 2022), Too technical (May 2023) |
| Geology of Uzbekistan | Unknown | Start | 1 | December 2022 | ... (December 2022) |
| Geology of Venus | High | C | 4 | October 2016 | Unsourced passages need footnotes {{citation needed}} (October 2016, May 2023, August 2025), ... (February 2020) |
| Geology of Wisconsin | Low | Start | 2 | December 2020 | CS1 errors: missing periodical, ... (December 2020) |
| Geology of Wyoming | Low | C | 1 | October 2018 | ... (October 2018) |
| Geology of the Auckland Region | Low | Start | 1 | May 2016 | ... (May 2016) |
| Geology of the Comoros | Low | Start | 1 | June 2018 | ... (June 2018) |
| Geology of the Dallas–Fort Worth Metroplex | Low | Start | 2 | June 2010 | ... (June 2010, August 2011) |
| Geology of the Falkland Islands | Mid | B | 1 | July 2011 | ... (July 2011) |
| Geology of the Himalayas | High | C | 1 | March 2024 | ... (March 2024) |
| Geology of the Netherlands | Low | Start | 3 | July 2022 | Disputed statements (July 2022), Has general references but lacks inline footnotes (May 2024), ... (February 2025) |
| Geology of the Palestinian territories | Low | Stub | 2 | November 2018 | ... (November 2018), Orphaned (July 2023) |
| Geology of the United States Virgin Islands | Mid | Start | 2 | March 2022 | Link rot cleanup (March 2022), ... (March 2023) |
| Geology of the Yosemite area | Low | C | 2 | August 2016 | ... (August 2016, April 2017) |
| George Jennings Hinde | Low | Start | 2 | October 2021 | Unsourced passages need footnotes {{citation needed}} (October 2021), ... (August 2025) |
| George Nelson Allen | Low | Stub | 1 | September 2011 | ... (September 2011) |
| George Sherwood Hume | Low | Stub | 2 | May 2025 | ... (May 2025), Has general references but lacks inline footnotes (May 2025) |
| Georges Deicha | Low | Start | 3 | December 2023 | ... (December 2023), Dead external links {{dead link}} (May 2024, September 2025) |
| Geosphere | Mid | Stub | 1 | October 2025 | ... (October 2025) |
| Geotechnical centrifuge modeling | Low | C | 1 | January 2021 | ... (January 2021) |
| Geothermal areas of Yellowstone | Low | Start | 1 | August 2021 | ... (August 2021) |
| Geotourism | Mid | Start | 3 | July 2021 | Unsourced passages need footnotes {{citation needed}} (July 2021, October 2024), ... (October 2024) |
| German Continental Deep Drilling Programme | Low | C | 2 | January 2020 | ... (January 2020), Dead external links {{dead link}} (February 2024) |
| Germanic Trias | Low | Stub | 1 | July 2024 | ... (July 2024) |
| Gilbert Formation | Low | Stub | 1 | June 2014 | ... (June 2014) |
| Girkin Formation | Low | Stub | 1 | February 2016 | ... (February 2016) |
| Giuseppe Seguenza | Low | Start | 1 | September 2015 | ... (September 2015) |
| Giuseppina Aliverti | Low | C | 1 | November 2020 | ... (November 2020) |
| Glaciated rock | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Glacier cave | Mid | Start | 2 | December 2013 | Has general references but lacks inline footnotes (December 2013), ... (October 2023) |
| Glen Aubrey Formation | Low | Stub | 2 | June 2024 | ... (June 2024), Has general references but lacks inline footnotes (June 2024) |
| Glenburgh orogeny | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Glendon Limestone | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Glières plateau | Low | C | 3 | September 2011 | ... (September 2011, October 2025), Unsourced passages need footnotes {{citation needed}} (October 2025) |
| GlobaLogix | Low | Start | 2 | April 2014 | Promotional tone (April 2014), ... (December 2018) |
| Global Heritage Stone Resource | Low | Start | 2 | February 2019 | Potentially dated statements (February 2019), ... (April 2019) |
| Glomeroporphyritic | Low | Stub | 1 | January 2021 | ... (January 2021) |
| Goddard Earth Observing System | Unknown | Stub | 2 | January 2019 | Too technical (January 2019), ... (January 2019) |
| Goianides Ocean | Low | Stub | 1 | June 2020 | ... (June 2020) |
| Goldschmidt classification | Mid | Start | 1 | January 2010 | ... (January 2010) |
| Grain boundary | Low | Start | 2 | August 2018 | ... (August 2018), Page number citations needed (September 2024) |
| Gran Sabana | Mid | Stub | 6 | September 2012 | ... (September 2012, December 2024), Unsourced passages need footnotes {{citation needed}} (August 2018), Copy edit needed (April 2024), Update needed (December 2024), Vague or ambiguous time (December 2024) |
| Grand Antique marble | Low | Start | 1 | November 2021 | ... (November 2021) |
| Granodiorite | Low | Start | 2 | July 2020 | ... (July 2020), Unsourced passages need footnotes {{citation needed}} (December 2021) |
| Granulite | Mid | Start | 1 | March 2012 | ... (March 2012) |
| Great Falls orogeny | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Great Glen | Low | Start | 1 | December 2009 | ... (December 2009) |
| Great Rift Valley | High | C | 4 | June 2024 | ... (June 2024), Failed verification (September 2024), Clarification needed (September 2024), Disputed statements (December 2024) |
| Great Sumatran fault | Low | Stub | 1 | November 2010 | ... (November 2010) |
| Green ubatuba | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Greenlandian | Low | Start | 2 | October 2025 | Unsourced passages need footnotes {{citation needed}} (October 2025), ... (October 2025) |
| Greenstone belt | Mid | Start | 1 | April 2013 | ... (April 2013) |
| Grenada Basin | Low | Start | 1 | June 2018 | ... (June 2018) |
| Grey dune | Low | Stub | 1 | December 2015 | ... (December 2015) |
| Ground motion | Low | Stub | 1 | July 2021 | ... (July 2021) |
| Groundwater recharge | Mid | C | 1 | November 2008 | ... (November 2008) |
| Guayaques | Low | Stub | 1 | April 2011 | ... (April 2011) |
| Gulf of Mexico | High | B | 8 | 2015 | Potentially dated statements (2015), Articles using infobox body of water without alt bathymetry, Unsourced passages need footnotes {{citation needed}} (December 2021, May 2025), ... (October 2023), Page number citations needed (January 2025), Disputed statements (April 2025), Incomplete citations (September 2025) |
| Gutenberg discontinuity | Unknown | Start | 1 | June 2025 | ... (June 2025) |
| Géotechnique Lecture | Low | Start | 1 | February 2017 | ... (February 2017) |
| Halka Chronic | Low | Start | 1 | October 2017 | ... (October 2017) |
| Haloclasty | Low | Stub | 2 | April 2012 | ... (April 2012), Update needed (April 2012) |
| Hamat Gader | Low | C | 7 | June 2013 | Unsourced passages need footnotes {{citation needed}} (June 2013, May 2015, July 2022), Clarification needed (April 2016), Cites unreliable sources (June 2022), ... (July 2022), CS1 errors: periodical ignored |
| Hans Cloos | Low | Stub | 1 | May 2018 | ... (May 2018) |
| Hardinsburg Formation | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Harold Jeffreys | High | Start | 1 | January 2023 | ... (January 2023) |
| Hartshorne Formation | Low | Stub | 1 | January 2024 | ... (January 2024) |
| Haughton impact crater | Low | Start | 1 | June 2025 | ... (June 2025) |
| Hawaiian eruption | Mid | Start | 1 | March 2023 | ... (March 2023) |
| Hawthorn Group | Mid | Start | 1 | October 2025 | ... (October 2025) |
| Hayabusa | Low | C | 4 | January 2014 | Unsourced passages need footnotes {{citation needed}} (January 2014, July 2015), ... (June 2017), Dead external links {{dead link}} (May 2025) |
| Hayward Fault Zone | Mid | B | 2 | December 2008 | ... (December 2008), Vague or ambiguous time (July 2022) |
| Helen Niña Tappan Loeblich | Low | C | 1 | December 2023 | ... (December 2023) |
| Hellenic Journal of Geosciences | Low | Stub | 1 | March 2009 | ... (March 2009) |
| Hellenic Trench | Mid | Start | 1 | December 2020 | ... (December 2020) |
| Hellnahraun | Low | Stub | 1 | July 2010 | ... (July 2010) |
| Hemimorphite | Mid | Start | 2 | March 2021 | Has general references but lacks inline footnotes (March 2021), ... (September 2023) |
| Hempstead Plains | Low | Start | 3 | January 2008 | ... (January 2008), Unsourced passages need footnotes {{citation needed}} (December 2012), Vague or ambiguous geographic scope (July 2018) |
| Henriette Delamarre de Monchaux | Low | C | 1 | December 2023 | ... (December 2023) |
| Henry Augustus Ward | Low | Start | 1 | November 2017 | ... (November 2017) |
| Henry Cavendish | Mid | B | 3 | August 2015 | Unsourced passages need footnotes {{citation needed}} (August 2015), ... (October 2024), CS1 errors: ISBN date |
| Heulandite | Low | Stub | 2 | April 2013 | ... (April 2013), Dead external links {{dead link}} (August 2024) |
| Hiccles Cove Formation | Low | Stub | 1 | October 2019 | ... (October 2019) |
| Highlands of Iceland | Mid | Start | 2 | May 2023 | ... (May 2023), Style editing needed (May 2023) |
| Hishikari mine | Low | Stub | 2 | July 2013 | Failed verification (July 2013), ... (December 2017) |
| History of creationism | High | B | 9 | November 2010 | Unsourced passages need footnotes {{citation needed}} (November 2010, January 2011, May 2018, May 2020), Original research (November 2010), ... (November 2010), Weasel-worded phrases (November 2010), Page number citations needed (November 2010), Incomplete citations (November 2012) |
| Horst and graben | Mid | Stub | 1 | November 2018 | ... (November 2018) |
| Hot dry rock geothermal energy | Unknown | C | 2 | May 2022 | ... (May 2022), Unsourced passages need footnotes {{citation needed}} (May 2022) |
| Howardite | Low | Start | 1 | May 2009 | ... (May 2009) |
| Huang Jiqing | Low | Start | 1 | September 2021 | ... (September 2021) |
| Hueco Mountains | Low | Stub | 1 | August 2009 | ... (August 2009) |
| Huizachal Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Hunter–Bowen orogeny | Mid | Start | 1 | May 2013 | ... (May 2013) |
| Huronian glaciation | Mid | Start | 3 | June 2021 | Unsourced passages need footnotes {{citation needed}} (June 2021, October 2023), ... (October 2024) |
| Hutt Valley | Unknown | Start | 1 | December 2007 | ... (December 2007) |
| Hutton Roof Crags | Low | Start | 1 | May 2008 | ... (May 2008) |
| Hyaloclastite Dam | Low | Stub | 1 | July 2016 | ... (July 2016) |
| Hyalopilitic | Low | Stub | 2 | December 2009 | Cites no sources (December 2009), ... (March 2025) |
| Hydrocarbon exploration | Mid | Start | 2 | November 2010 | Unsourced passages need footnotes {{citation needed}} (November 2010), ... (March 2023) |
| Hydrogeology | High | B | 5 | April 2016 | ... (April 2016), Incomplete citations (March 2017), Clarification needed (June 2024), Vague or ambiguous time (August 2024, September 2024) |
| I-type granite | Low | Start | 3 | May 2019 | ... (May 2019, November 2020), Has general references but lacks inline footnotes (May 2019) |
| IRIS Consortium | Low | Stub | 1 | November 2022 | ... (November 2022) |
| Iapetus Suture | Unknown | C | 1 | April 2010 | ... (April 2010) |
| Ilkley Moor | Low | Start | 1 | March 2012 | ... (March 2012) |
| Imbrian | Mid | Stub | 1 | July 2025 | ... (July 2025) |
| Impact crater lake | Low | Start | 1 | February 2018 | ... (February 2018) |
| Imperial Valley | Low | B | 7 | April 2008 | Potentially dated statements (April 2008), Unsourced passages need footnotes {{citation needed}} (April 2015, February 2019, December 2024), Accuracy disputes or self-published (March 2022), ... (October 2022), Vague or ambiguous time (December 2024) |
| Indian Shield | Low | Stub | 2 | September 2021 | Has general references but lacks inline footnotes (September 2021), ... (September 2021) |
| Indidura Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Induced seismicity | Mid | C | 6 | January 2021 | CS1 errors: missing periodical, Unsourced passages need footnotes {{citation needed}} (January 2021), ... (January 2021), Dead external links {{dead link}} (October 2023, July 2025, August 2025) |
| Industrial mineral | Mid | Start | 2 | November 2023 | CS1 errors: missing periodical, ... (November 2023) |
| Inner Terai Valleys of Nepal | Unknown | C | 2 | December 2014 | ... (December 2014), Dead external links {{dead link}} (September 2025) |
| Innuitian Mountains | Mid | Start | 2 | March 2015 | ... (March 2015), Unsourced passages need footnotes {{citation needed}} (March 2022) |
| Insel orogeny | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Institute of Geosciences of the Universidade Federal do Rio Grande do Sul | Low | Start | 1 | January 2016 | ... (January 2016) |
| Institute of Materials, Minerals and Mining | Low | Start | 4 | February 2011 | ... (February 2011), Unsourced passages need footnotes {{citation needed}} (November 2018), Promotional tone (January 2019), Cites unreliable sources (April 2025) |
| Institute of Theoretical Geophysics | Unknown | Stub | 3 | June 2015 | Notability unclear (June 2015), ... (August 2015), Unsourced passages need footnotes {{citation needed}} (August 2015) |
| Institute on Lake Superior Geology | Unknown | Stub | 1 | June 2015 | ... (June 2015) |
| Integrated Ocean Drilling Program | High | C | 1 | March 2023 | ... (March 2023) |
| Interference ripples | Low | Stub | 2 | March 2016 | Too technical (March 2016), ... (January 2017) |
| Interglacial | Mid | Start | 1 | December 2010 | ... (December 2010) |
| Internal heating | Mid | Stub | 2 | August 2025 | Has general references but lacks inline footnotes (August 2025), ... (August 2025) |
| Internal wave | Mid | C | 1 | November 2010 | ... (November 2010) |
| International Commission on Stratigraphy | Mid | C | 1 | February 2013 | ... (February 2013) |
| International Earth Science Olympiad | Unknown | Start | 1 | March 2018 | ... (March 2018) |
| International Geology Review | Low | Stub | 2 | April 2018 | ... (April 2018), Notability unclear (April 2018) |
| International Geomagnetic Reference Field | Low | Stub | 1 | June 2016 | ... (June 2016) |
| International Geoscience Programme | Mid | Stub | 1 | February 2017 | ... (February 2017) |
| International Latitude Service | Low | Start | 2 | September 2014 | ... (September 2014), CS1 errors: ISBN date |
| International Permafrost Association | Low | C | 5 | April 2016 | Has general references but lacks inline footnotes (April 2016), Cites unreliable sources (April 2016), ... (April 2016), Unsourced passages need footnotes {{citation needed}} (April 2023), Dead external links {{dead link}} (September 2023) |
| International Real-time Magnetic Observatory Network | Low | Stub | 2 | November 2020 | Unsourced passages need footnotes {{citation needed}} (November 2020), ... (November 2020) |
| Iron Gates | Low | C | 4 | February 2011 | Has general references but lacks inline footnotes (February 2011), Unsourced passages need footnotes {{citation needed}} (July 2016, June 2019), ... (July 2018) |
| Iron catastrophe | Low | Stub | 1 | December 2015 | ... (December 2015) |
| Iron ore | Mid | C | 8 | October 2009 | Unsourced passages need footnotes {{citation needed}} (October 2009, February 2012, April 2018), ... (October 2012, July 2021), Weasel-worded phrases (April 2018), Vague or ambiguous time (June 2022), Clarification needed (December 2024) |
| Iron–hydrogen alloy | Low | B | 3 | December 2014 | ... (December 2014), Unsourced passages need footnotes {{citation needed}} (December 2014), Pages with broken anchors (see article talk page, remove when fixed) |
| Isochron dating | Low | Start | 2 | September 2010 | Page number citations needed (September 2010), ... (May 2017) |
| Isopycnic | Low | Stub | 2 | December 2009 | ... (December 2009), Clarification needed (March 2024) |
| Israel Geological Society | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Ivrea zone | Low | Stub | 2 | July 2025 | Context needed (July 2025), ... (July 2025) |
| Izuki Formation | Low | Stub | 2 | April 2019 | Coordinates needed, ... (April 2019) |
| J. Lawrence Smith Medal | Low | List | 1 | August 2020 | ... (August 2020) |
| Jacques Triger | Low | C | 2 | February 2024 | Style editing needed (February 2024), ... (February 2024) |
| Jamborite | Unknown | Stub | 1 | April 2025 | ... (April 2025) |
| James A. Jensen | Low | Start | 3 | April 2011 | ... (April 2011), Vague or ambiguous geographic scope (September 2013), Unsourced passages need footnotes {{citation needed}} (March 2023) |
| James Furman Kemp | Low | Stub | 1 | February 2013 | ... (February 2013) |
| Jan Wyżykowski | Unknown | C | 1 | February 2021 | ... (February 2021) |
| Jasper Palisade | Low | Stub | 1 | November 2024 | ... (November 2024) |
| Jean Baptiste Julien d'Omalius d'Halloy | Unknown | C | 3 | January 2009 | ... (January 2009), Unsourced passages need footnotes {{citation needed}} (March 2024), CS1 errors: ISBN date |
| Jean-Louis Le Mouël (BLP) | Low | Start | 1 | September 2025 | ... (September 2025) |
| Jennite | Low | Start | 1 | August 2018 | ... (August 2018) |
| Jethro Teall | Low | Start | 1 | July 2011 | ... (July 2011) |
| Jiading Wetlands | Low | Stub | 2 | December 2016 | ... (December 2016), Articles using infobox body of water without pushpin map alt |
| Jin Qingmin | Unknown | Stub | 1 | July 2024 | ... (July 2024) |
| John Beaver Mertie Jr. | Unknown | Start | 2 | April 2022 | ... (April 2022), Unsourced passages need footnotes {{citation needed}} (September 2024) |
| John Hailstone | Unknown | Stub | 2 | September 2021 | Has general references but lacks inline footnotes (September 2021), ... (September 2021) |
| Joseph W. Greig | Low | Stub | 2 | March 2018 | ... (March 2018, July 2021) |
| Jubilee Diamond | Low | Start | 1 | June 2010 | ... (June 2010) |
| Judithian | Low | Start | 1 | August 2015 | ... (August 2015) |
| Kagidani Formation | Low | Stub | 2 | April 2019 | Coordinates needed, ... (April 2019) |
| Kalanguyskoye mine | Low | Stub | 2 | April 2025 | Coordinates needed, ... (April 2025) |
| Kamp Ranch Limestone | Low | Stub | 2 | September 2021 | Has general references but lacks inline footnotes (September 2021), ... (September 2021) |
| Kanawinka Geopark | Low | Stub | 4 | December 2012 | Update needed (December 2012), ... (November 2015), Unsourced passages need footnotes {{citation needed}} (November 2015, November 2019) |
| Kanimblan Orogeny | Low | Stub | 1 | August 2016 | ... (August 2016) |
| Karl Orviku | Low | Stub | 1 | March 2020 | ... (March 2020) |
| Kathmandu Valley | Unknown | C | 1 | October 2009 | ... (October 2009) |
| Keith Bullen (mathematician) | Mid | Start | 1 | February 2013 | ... (February 2013) |
| Kenneth Sims (geologist) (BLP) | Low | Start | 4 | November 2023 | Dead external links {{dead link}} (November 2023), Unsourced passages need footnotes {{citation needed}} (July 2025), BLP articles lacking sources (July 2025), ... (July 2025) |
| Kenorland | Mid | Start | 3 | December 2016 | ... (December 2016), Unsourced passages need footnotes {{citation needed}} (January 2017, March 2024) |
| Kettle Moraine | Mid | Start | 2 | May 2024 | ... (May 2024), Link rot cleanup (August 2025) |
| Keuper | Low | Start | 1 | October 2010 | ... (October 2010) |
| Khanty Ocean | Mid | Stub | 1 | December 2019 | ... (December 2019) |
| Kimban orogeny | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Kimberlite | Mid | Start | 2 | October 2007 | ... (October 2007), Potentially dated statements (2014) |
| Kirk Bryan Award | Unknown | Stub | 1 | February 2020 | ... (February 2020) |
| Kirti Stambh (mountain) | Low | Start | 1 | June 2021 | ... (June 2021) |
| Kitum Cave | Low | Start | 2 | February 2023 | Has general references but lacks inline footnotes (February 2023), ... (February 2023) |
| Knickpoint | Low | Start | 1 | December 2015 | ... (December 2015) |
| Komatiite | Mid | C | 1 | November 2020 | ... (November 2020) |
| Korycanar Formation | Low | Stub | 1 | February 2015 | ... (February 2015) |
| Krasnojarsk (meteorite) | Low | Start | 1 | June 2016 | ... (June 2016) |
| Krishnan Medal | Low | Stub | 1 | January 2020 | ... (January 2020) |
| Kudukkathu Para | Low | Stub | 1 | January 2019 | ... (January 2019) |
| Kula plate | Mid | Start | 1 | May 2024 | ... (May 2024) |
| Kuldana Formation | Low | C | 1 | May 2024 | ... (May 2024) |
| Kursk Magnetic Anomaly | Low | Start | 1 | August 2015 | ... (August 2015) |
| La Grive-Saint-Alban | Low | Start | 2 | February 2022 | ... (February 2022), Dead external links {{dead link}} (May 2023) |
| La Péna Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Lake Bosumtwi | Low | Start | 2 | June 2025 | Articles using infobox body of water without alt, ... (June 2025) |
| Lake Passaic | Low | Start | 2 | June 2014 | ... (June 2014, July 2022) |
| Lake capture | Low | Stub | 1 | November 2014 | ... (November 2014) |
| Lancian | Low | Start | 1 | August 2015 | ... (August 2015) |
| Landform | High | Start | 2 | April 2012 | ... (April 2012), Unsourced passages need footnotes {{citation needed}} (October 2022) |
| Landslide classification | High | B | 5 | November 2007 | ... (November 2007), Prose needed (February 2016), Cleanup needed (February 2016), Style editing needed (February 2020), Dead external links {{dead link}} (January 2025) |
| Laptev Sea Rift | Low | Stub | 2 | January 2022 | Has general references but lacks inline footnotes (January 2022), ... (January 2022) |
| Laramidia | Low | Start | 1 | February 2024 | ... (February 2024) |
| Late Cretaceous | Low | C | 2 | February 2024 | ... (February 2024), Unsourced passages need footnotes {{citation needed}} (February 2024) |
| Late Jurassic | Mid | Start | 3 | May 2008 | Expansion needed (May 2008), ... (February 2024), Unsourced passages need footnotes {{citation needed}} (February 2024) |
| Late Ordovician | Low | Stub | 1 | January 2024 | ... (January 2024) |
| Late Ruker orogeny | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Laurence McKinley Gould | Low | Start | 1 | January 2013 | ... (January 2013) |
| Lava filter | Low | Stub | 3 | July 2012 | ... (July 2012), Dead external links {{dead link}} (December 2017), Unsourced passages need footnotes {{citation needed}} (March 2024) |
| Ledoyom | Low | Start | 3 | December 2017 | Dead external links {{dead link}} (December 2017, November 2018), ... (October 2023) |
| Lepontin dome | Low | Stub | 2 | January 2023 | Coordinates needed, ... (January 2023) |
| Levett Landon Boscawen Ibbetson | Unknown | C | 1 | May 2020 | ... (May 2020) |
| Lievin Group | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Ligonier Valley, Pennsylvania | Low | Start | 1 | February 2021 | ... (February 2021) |
| Lincolnshire Limestone Formation | Low | Start | 1 | October 2023 | ... (October 2023) |
| Lineation (geology) | Mid | Start | 1 | June 2017 | ... (June 2017) |
| List of Supai Group prominences in the Grand Canyon | Low | List | 1 | January 2021 | ... (January 2021) |
| List of cliffs by continent | Low | List | 2 | March 2014 | Unsourced passages need footnotes {{citation needed}} (March 2014), ... (July 2021) |
| List of escarpments | Unknown | List | 2 | September 2024 | ... (September 2024), Incomplete lists (September 2024) |
| List of faults in Indonesia | Unknown | List | 1 | July 2022 | ... (July 2022) |
| List of faults in Pakistan | Unknown | List | 2 | July 2017 | ... (July 2017), Incomplete citations (September 2017) |
| List of fossiliferous stratigraphic units in Mexico | Low | List | 1 | July 2017 | ... (July 2017) |
| List of fossiliferous stratigraphic units in the Northwest Territories | Low | List | 2 | February 2024 | ... (February 2024), Cites unreliable sources (February 2024) |
| List of individual gemstones | Low | List | 1 | March 2017 | ... (March 2017) |
| List of lakes of Bosnia and Herzegovina | Mid | List | 1 | January 2018 | ... (January 2018) |
| List of large volcanic eruptions | High | List | 2 | July 2017 | ... (July 2017), CS1 errors: periodical ignored |
| List of largest craters in the Solar System | Low | List | 1 | March 2024 | ... (March 2024) |
| List of largest rifts, canyons and valleys in the Solar System | Low | List | 1 | October 2015 | ... (October 2015) |
| List of natural history museums | Low | List | 1 | March 2018 | ... (March 2018) |
| List of parks in Taiwan | Low | List | 1 | February 2014 | ... (February 2014) |
| List of physiographic regions | Unknown | List | 2 | December 2009 | Unsourced passages need footnotes {{citation needed}} (December 2009), ... (December 2009) |
| List of places on land with elevations below sea level | Low | List | 3 | August 2008 | ... (May 2009), Incomplete lists (August 2008), Unsourced passages need footnotes {{citation needed}} (March 2023) |
| List of planet types | Low | List | 2 | February 2020 | ... (February 2020), Pages with broken anchors (see article talk page, remove when fixed) |
| List of pterosaur-bearing stratigraphic units | Low | List | 2 | April 2023 | ... (April 2023), CS1 errors: periodical ignored |
| List of rock formations that resemble human beings | Low | List | 1 | October 2021 | ... (October 2021) |
| List of tectonic plate interactions | Mid | List | 2 | January 2016 | ... (January 2016), Unsourced passages need footnotes {{citation needed}} (October 2017) |
| List of valleys on the Moon | Low | List | 1 | December 2016 | ... (December 2016) |
| Listwanite | Low | Start | 2 | December 2021 | ... (December 2021), Unsourced passages need footnotes {{citation needed}} (March 2025) |
| Litchfieldite | Low | Start | 1 | July 2011 | ... (July 2011) |
| Lithostratigraphy | Mid | Start | 2 | January 2017 | ... (January 2017), Unsourced passages need footnotes {{citation needed}} (November 2023) |
| Lithotope | Low | Stub | 1 | June 2025 | ... (June 2025) |
| Littoral zone | Low | Start | 1 | March 2021 | ... (March 2021) |
| Llangynog Inlier | Low | Stub | 1 | May 2025 | ... (May 2025) |
| Loess | Low | Start | 5 | January 2016 | Unsourced passages need footnotes {{citation needed}} (January 2016, October 2017), ... (January 2016), Factual verification needed (September 2020), CS1 errors: periodical ignored |
| Logan Medal | Low | Stub | 1 | January 2020 | ... (January 2020) |
| Long Lake Limestone | Low | Stub | 3 | May 2017 | Has general references but lacks inline footnotes (May 2017), ... (May 2017), Broken or outdated citations (March 2024) |
| Longitudinal valley | Low | Start | 3 | June 2020 | ... (June 2020), Reference cleanup (June 2020), Has general references but lacks inline footnotes (June 2020) |
| Longshore drift | Mid | C | 1 | October 2024 | ... (October 2024) |
| Loray Formation | Low | Stub | 2 | February 2024 | ... (February 2024), Incomplete citations (February 2024) |
| Lost City Hydrothermal Field | High | Start | 4 | March 2013 | ... (March 2013), Unsourced passages need footnotes {{citation needed}} (July 2019, August 2019), Pages with broken anchors (see article talk page, remove when fixed) |
| Lost lands | Mid | List | 3 | January 2018 | Unsourced passages need footnotes {{citation needed}} (January 2018, January 2025), ... (October 2018) |
| Louis Lartet | Low | Start | 2 | April 2025 | ... (April 2025), Has general references but lacks inline footnotes (April 2025) |
| Louis Néel Medal | Low | Stub | 1 | January 2020 | ... (January 2020) |
| Lucas Barrett | Low | Stub | 2 | February 2012 | ... (February 2012), Vague or ambiguous time (October 2022) |
| Lómagnúpur | Low | Stub | 1 | May 2021 | ... (May 2021) |
| M. S. Krishnan (geologist) | Low | C | 1 | January 2008 | ... (January 2008) |
| Maar | Mid | C | 5 | December 2021 | Cites unreliable sources (December 2021, February 2024), Unsourced passages need footnotes {{citation needed}} (July 2022, June 2023), ... (May 2024) |
| Maastricht Formation | Low | Stub | 1 | September 2016 | ... (September 2016) |
| Macaque Cave | Low | Stub | 1 | February 2025 | ... (February 2025) |
| Maceral | Low | Stub | 2 | August 2024 | ... (August 2024), Unsourced passages need footnotes {{citation needed}} (August 2024) |
| Macizo de Teno | Low | Start | 1 | May 2024 | ... (May 2024) |
| Mahomet Aquifer | Low | Start | 3 | February 2016 | Unsourced passages need footnotes {{citation needed}} (February 2016), Clarification needed (February 2016), ... (May 2024) |
| Mahoning Valley (geographic) | Low | Start | 1 | March 2014 | ... (March 2014) |
| Mainshock | Low | Start | 1 | May 2021 | ... (May 2021) |
| Mammal Paleogene zones | Low | List | 1 | June 2014 | ... (June 2014) |
| Manfred Schidlowski | Unknown | C | 1 | July 2025 | ... (July 2025) |
| Manistique Formation | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Manix Formation | Low | Stub | 2 | October 2017 | ... (October 2017), Has general references but lacks inline footnotes (October 2017) |
| Mapleton Sandstone | Low | Stub | 1 | April 2024 | ... (April 2024) |
| Maquoketa Group | Low | B | 3 | September 2009 | ... (September 2009), Unsourced passages need footnotes {{citation needed}} (September 2009, June 2013) |
| Marcy Group | Unknown | Stub | 3 | November 2024 | Expert attention needed (November 2024), ... (November 2024) |
| Marianna Limestone | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Marjorie Hooker | Low | Start | 1 | May 2020 | ... (May 2020) |
| Markham Valley | Low | Stub | 2 | December 2009 | ... (December 2009), Unsourced passages need footnotes {{citation needed}} (August 2015) |
| Mary Welleck Garretson | Low | Start | 3 | January 2020 | Cleanup needed (January 2020, January 2020), ... (January 2020) |
| Massif | Mid | C | 2 | August 2008 | ... (October 2010), Incomplete lists (August 2008) |
| Matsuo Group | Low | Stub | 2 | April 2019 | Coordinates needed, ... (April 2019) |
| Maydown Limestone | Low | Stub | 2 | June 2024 | ... (June 2024), Has general references but lacks inline footnotes (June 2024) |
| Megatsunami | Mid | B | 5 | July 2021 | ... (July 2021), Potentially dated statements (October 2021), Unsourced passages need footnotes {{citation needed}} (November 2021, March 2025), Cites unreliable sources (June 2023) |
| Meizoseismal area | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Melissani Cave | Low | Start | 1 | February 2015 | ... (February 2015) |
| Mendocino fracture zone | Mid | Start | 1 | March 2010 | ... (March 2010) |
| Mescalero Point | Low | Start | 1 | March 2021 | ... (March 2021) |
| Mesoplates | Mid | Start | 3 | July 2014 | ... (July 2014), Expansion needed (February 2018), Pages with broken anchors (see article talk page, remove when fixed) |
| Mesón Formation | Low | Stub | 1 | November 2022 | ... (November 2022) |
| Meteorite fall | Mid | List | 7 | January 2018 | Dead external links {{dead link}} (January 2018), Update needed (March 2021, January 2025), ... (March 2021), Too long (March 2021), Potentially dated statements (February 2023), CS1 errors: ISBN date |
| Mexican Plateau | Unknown | Start | 1 | September 2020 | ... (September 2020) |
| Mezdren Formation | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Middle Jurassic | Low | Start | 4 | December 2021 | Unsourced passages need footnotes {{citation needed}} (December 2021, February 2024), Pages with broken anchors (see article talk page, remove when fixed), ... (February 2024) |
| Middle Triassic | Low | Start | 2 | February 2024 | ... (February 2024), Unsourced passages need footnotes {{citation needed}} (February 2024) |
| Middleton Basin | Low | Stub | 1 | March 2022 | ... (March 2022) |
| Migmatite | Mid | B | 4 | April 2020 | Introduction cleanup (April 2020), Update needed (October 2022), ... (October 2024), Dead external links {{dead link}} (August 2025) |
| Mihály Nagy (BLP) | Unknown | B | 1 | March 2024 | ... (March 2024) |
| Milankovitch cycles | High | B | 4 | April 2021 | Unsourced passages need footnotes {{citation needed}} (April 2021, December 2022), Dead external links {{dead link}} (April 2024), ... (April 2025) |
| Millbillillie (meteorite) | Low | Start | 1 | July 2022 | ... (July 2022) |
| Miltalie orogeny | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Mineral alteration | Low | Start | 1 | October 2018 | ... (October 2018) |
| Mineral hydration | Low | Start | 3 | October 2015 | ... (October 2015), Unsourced passages need footnotes {{citation needed}} (March 2018), CS1 errors: periodical ignored |
| Mineral jig | Low | Start | 1 | June 2017 | ... (June 2017) |
| Mineral redox buffer | Low | C | 1 | July 2025 | ... (July 2025) |
| Mineralogical Society of America | Mid | Start | 1 | March 2012 | ... (March 2012) |
| Mineraloid | Mid | Stub | 2 | May 2021 | Unsourced passages need footnotes {{citation needed}} (May 2021), ... (April 2024) |
| Mining | Mid | B | 9 | December 2013 | Clarification needed (December 2013, December 2016), Dead external links {{dead link}} (December 2018), Unsourced passages need footnotes {{citation needed}} (January 2021, March 2024, December 2024), Vague or ambiguous time (April 2021), Obsolete information (July 2022), ... (March 2024) |
| Mint Spring Marl | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Mishina Gora crater | Low | Stub | 1 | June 2021 | ... (June 2021) |
| Mississippi embayment | Low | Start | 1 | July 2020 | ... (July 2020) |
| Mitsuse Formation | Low | Stub | 2 | April 2019 | Coordinates needed, ... (April 2019) |
| Moenkopi Formation | Low | Start | 2 | May 2020 | ... (May 2020), CS1 errors: ISBN date |
| Moesian plate | Unknown | Start | 1 | November 2019 | ... (November 2019) |
| Mohr–Coulomb theory | Mid | C | 2 | July 2009 | Unsourced passages need footnotes {{citation needed}} (July 2009), ... (August 2016) |
| Mohs scale | Mid | C | 1 | November 2022 | ... (November 2022) |
| Molasse Coquilliere | Low | Stub | 1 | April 2017 | ... (April 2017) |
| Moldavite | Low | Start | 3 | January 2018 | Detailed references needed, ... (January 2018), Vague or ambiguous time (September 2025) |
| Molucca Sea Collision Zone | Mid | C | 1 | December 2019 | ... (December 2019) |
| Monazite | Mid | Start | 5 | June 2019 | Unsourced passages need footnotes {{citation needed}} (June 2019, August 2025), ... (July 2022), Dead external links {{dead link}} (May 2024), Vague or ambiguous time (August 2025) |
| Monte Carlo | Low | C | 1 | February 2016 | ... (February 2016) |
| Monte Echia | Low | Start | 1 | May 2025 | ... (May 2025) |
| Monte Fallano Plattenkalk | Low | B | 1 | September 2025 | ... (September 2025) |
| Montezuma Marsh | Low | Stub | 2 | December 2009 | ... (December 2009), Has general references but lacks inline footnotes (July 2019) |
| Moodys Branch Formation | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Moraine | Low | Start | 2 | October 2021 | ... (October 2021), Unsourced passages need footnotes {{citation needed}} (November 2021) |
| Moscow Basin | Unknown | Start | 1 | November 2019 | ... (November 2019) |
| Mount Gabi | Low | Stub | 1 | August 2022 | ... (August 2022) |
| Mount Nittany | Low | Start | 4 | January 2013 | Unsourced passages need footnotes {{citation needed}} (January 2013, April 2021, April 2025), ... (December 2022) |
| Mozarkite | Unknown | Stub | 1 | October 2021 | ... (October 2021) |
| Mud | Low | Start | 3 | January 2011 | Expansion needed (January 2011), ... (January 2022, December 2022) |
| Mudflow | Mid | C | 1 | April 2015 | ... (April 2015) |
| Mundrabilla (meteorite) | Low | C | 2 | 2013 | Potentially dated statements (2013), ... (March 2025) |
| Musashino Plateau | Low | Stub | 2 | October 2024 | Coordinates needed, ... (October 2024) |
| Museum Vincente Pallotti | Low | Stub | 1 | June 2015 | ... (June 2015) |
| Mushroom stones | Low | Start | 1 | October 2012 | ... (October 2012) |
| Méndez Shale | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Nadir (topography) | Mid | Start | 1 | June 2019 | ... (June 2019) |
| Nagatogawa Formation | Low | Stub | 2 | April 2019 | Coordinates needed, ... (April 2019) |
| Nanaimo Formation | Low | Stub | 1 | September 2022 | ... (September 2022) |
| Nankai earthquakes | Low | Start | 1 | April 2024 | ... (April 2024) |
| Narragansett Bay | Low | B | 4 | June 2017 | ... (June 2017), Articles using infobox body of water without alt, Articles using infobox body of water without pushpin map alt, Dead external links {{dead link}} (November 2022) |
| National Institute of Hydrology | Low | Start | 3 | October 2011 | Cites unreliable sources (October 2011), ... (December 2021), Unsourced passages need footnotes {{citation needed}} (September 2025) |
| Native element mineral | Mid | Start | 2 | May 2016 | Has general references but lacks inline footnotes (May 2016), ... (May 2016) |
| Natural History Museum, London | Mid | C | 1 | November 2021 | ... (November 2021) |
| Negros Trench | Low | Start | 3 | March 2022 | Coordinates needed, Has general references but lacks inline footnotes (March 2022), ... (August 2022) |
| Nevremont Formation | Low | Stub | 1 | July 2022 | ... (July 2022) |
| New York Mineralogical Club | Low | Stub | 1 | September 2014 | ... (September 2014) |
| Newbury Volcanic Complex | Low | Start | 1 | April 2021 | ... (April 2021) |
| Ngorora Formation | Low | C | 1 | February 2022 | ... (February 2022) |
| Niagara Escarpment | Low | C | 2 | September 2021 | Unsourced passages need footnotes {{citation needed}} (September 2021), ... (September 2021) |
| Nicolas Desmarest | Unknown | Start | 2 | February 2012 | Has general references but lacks inline footnotes (February 2012), ... (February 2012) |
| Nikolay Urvantsev | Mid | Start | 1 | January 2013 | ... (January 2013) |
| Nineveh Formation | Low | Stub | 2 | February 2021 | ... (February 2021), Unsourced passages need footnotes {{citation needed}} (March 2022) |
| Niobrara Formation | Low | Start | 2 | September 2023 | ... (September 2023), Clarification needed (September 2023) |
| Nippara cave | Low | Start | 2 | November 2020 | ... (November 2020), Cleanup needed (December 2020) |
| Nogal Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Nojima Fault | Low | Stub | 1 | October 2021 | ... (October 2021) |
| North German Plain | Unknown | Start | 3 | September 2012 | Unsourced passages need footnotes {{citation needed}} (September 2012, October 2024), ... (July 2021) |
| Northgrippian | Low | Start | 2 | September 2025 | ... (September 2025), Unsourced passages need footnotes {{citation needed}} (September 2025) |
| Norwood Tuff | Low | Stub | 2 | February 2024 | ... (February 2024), Incomplete citations (February 2024) |
| Nostromo Chasma | Low | Stub | 1 | August 2020 | ... (August 2020) |
| Nuclear Explosions for the National Economy | Low | C | 2 | January 2009 | ... (January 2009), Dead external links {{dead link}} (February 2017) |
| Numedal | Low | Start | 1 | July 2015 | ... (July 2015) |
| Oak Orchard Formation | Low | Stub | 1 | July 2025 | ... (July 2025) |
| Oceanic core complex | Low | Start | 3 | April 2010 | ... (April 2010), Incomplete citations (November 2020), Unsourced passages need footnotes {{citation needed}} (July 2024) |
| Ochil Fault | Low | Stub | 1 | October 2011 | ... (October 2011) |
| Ocozocoautla Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Ogilvie Formation | Low | Stub | 2 | November 2018 | Has general references but lacks inline footnotes (November 2018), ... (November 2018) |
| Ohio Creek Formation | Low | Stub | 2 | February 2024 | ... (February 2024), Incomplete citations (February 2024) |
| Oil sands | Mid | C | 7 | May 2014 | ... (May 2014), Unsourced passages need footnotes {{citation needed}} (November 2014, January 2020, May 2025), Update needed (April 2022), Dead external links {{dead link}} (October 2022), Too long (June 2025) |
| Okolnir | Unknown | Stub | 1 | April 2021 | ... (April 2021) |
| Oleanane | Low | C | 3 | September 2022 | Factual verification needed (September 2022), Failed verification (September 2022), ... (September 2022) |
| Olinala Formation | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Olympic–Wallowa lineament | Low | C | 10 | August 2014 | Weasel-worded phrases (August 2014, August 2021), Dead external links {{dead link}} (April 2020, July 2022, February 2023), Harv and Sfn no-target errors, Style editing needed (November 2020), Unsourced passages need footnotes {{citation needed}} (August 2021), Page number citations needed (August 2021), ... (September 2023) |
| Ontario Geological Survey | Low | Start | 2 | January 2025 | Unsourced passages need footnotes {{citation needed}} (January 2025), ... (April 2025) |
| Oolitic aragonite sand | Low | Start | 2 | November 2021 | ... (November 2021), CS1 errors: ISBN date |
| Oosterhout Formation | Unknown | Stub | 2 | March 2016 | Coordinates needed, ... (March 2016) |
| Optically stimulated luminescence | Low | Start | 2 | March 2018 | Unsourced passages need footnotes {{citation needed}} (March 2018), ... (March 2018) |
| Orange Mound Spring | Low | Start | 1 | June 2018 | ... (June 2018) |
| Orkhon Valley | Low | Start | 2 | February 2008 | ... (February 2008), Disputed statements (June 2021) |
| Ornatenton Formation | Low | B | 1 | September 2016 | ... (September 2016) |
| Oscar von Engeln | Unknown | Start | 2 | September 2024 | ... (September 2024), Expansion needed (March 2025) |
| Oswayo Sandstone | Low | Stub | 2 | February 2024 | ... (February 2024), Incomplete citations (February 2024) |
| Ottawa Valley | Mid | C | 4 | December 2018 | ... (December 2018), Pages with broken anchors (see article talk page, remove when fixed), Unsourced passages need footnotes {{citation needed}} (August 2025), Dead external links {{dead link}} (September 2025) |
| Outcrop | Mid | Start | 1 | September 2011 | ... (September 2011) |
| Oxford Clay | Low | B | 1 | November 2024 | ... (November 2024) |
| Oxygen-18 | Mid | C | 2 | December 2009 | ... (December 2009), Unsourced passages need footnotes {{citation needed}} (September 2025) |
| Pacheco Formation | Low | Stub | 2 | October 2024 | Has general references but lacks inline footnotes (October 2024), ... (October 2024) |
| Pacific Northwest Seismic Network | Low | Start | 1 | December 2016 | ... (December 2016) |
| Palaeogeography, Palaeoclimatology, Palaeoecology | Low | Start | 1 | June 2022 | ... (June 2022) |
| Paleobotany | High | C | 4 | October 2011 | ... (October 2011, April 2016), Has general references but lacks inline footnotes (May 2023), Unsourced passages need footnotes {{citation needed}} (August 2024) |
| Paleosol | Mid | Start | 1 | August 2025 | ... (August 2025) |
| Paleostress inversion | Low | C | 1 | January 2017 | ... (January 2017) |
| Palimpsest (geology) | Low | Stub | 1 | August 2012 | ... (August 2012) |
| Pan African Resource Reporting Code | Low | Start | 2 | January 2025 | Has general references but lacks inline footnotes (January 2025), ... (January 2025) |
| Pan de Azúcar Formation | Low | Stub | 1 | November 2016 | ... (November 2016) |
| Pan-African Ocean | Low | Stub | 1 | January 2009 | ... (January 2009) |
| Panasqueira | Mid | Start | 8 | May 2017 | ... (May 2017), Has general references but lacks inline footnotes (August 2017), CS1 errors: generic name, Too technical (August 2023), Weasel-worded phrases (August 2023), Vague or ambiguous time (August 2023), Failed verification (August 2023), Unsourced passages need footnotes {{citation needed}} (August 2023) |
| Pannonian Basin | Mid | Start | 11 | July 2022 | ... (July 2022, April 2023, August 2024), Unsourced passages need footnotes {{citation needed}} (April 2023, February 2025, May 2025), Weasel-worded phrases (May 2025), Clarification needed (May 2025), Cites unreliable sources (May 2025), Disputed statements (May 2025), Page number citations needed (May 2025) |
| Panther Creek Valley | Low | C | 1 | April 2025 | ... (April 2025) |
| Paramoudra | Low | Stub | 1 | May 2011 | ... (May 2011) |
| Parasitic cone | Low | Start | 1 | November 2009 | ... (November 2009) |
| Parson's Barn | Low | Stub | 2 | June 2025 | Unsourced passages need footnotes {{citation needed}} (June 2025), ... (June 2025) |
| Paso del Sapo Formation | Low | Stub | 1 | September 2022 | ... (September 2022) |
| Patomskiy crater | Low | C | 4 | October 2016 | ... (October 2016), Dead external links {{dead link}} (March 2018), Unsourced passages need footnotes {{citation needed}} (November 2020, April 2025) |
| Patos de Minas (meteorite) | Low | Stub | 1 | August 2018 | ... (August 2018) |
| Paul Pellas-Graham Ryder Award | Low | List | 1 | July 2016 | ... (July 2016) |
| Paul Younger (engineer) | Low | Start | 1 | April 2018 | ... (April 2018) |
| Paul's Island | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Pay (geology) | Low | Stub | 1 | August 2024 | ... (August 2024) |
| Pebble | Low | Start | 3 | December 2013 | ... (December 2013, May 2024), Unsourced passages need footnotes {{citation needed}} (May 2024) |
| Pecatonica Formation | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Penninic thrustfront | Low | Stub | 1 | September 2025 | ... (September 2025) |
| Penrose Gold Medal | Low | List | 1 | January 2020 | ... (January 2020) |
| Pensacola Formation | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Peraluminous rock | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Perennial water | Low | Start | 1 | August 2025 | ... (August 2025) |
| Periadriatic Seam | Mid | Start | 1 | August 2009 | ... (August 2009) |
| Periglaciation | Low | C | 1 | October 2016 | ... (October 2016) |
| Permeability (porous media) | High | Start | 3 | April 2008 | ... (April 2008), Has general references but lacks inline footnotes (September 2014), Clarification needed (June 2018) |
| Permo-Carboniferous | Low | Stub | 1 | September 2014 | ... (September 2014) |
| Persistence (discontinuity) | Low | Start | 1 | July 2012 | ... (July 2012) |
| Persoz pendulum | Low | Stub | 1 | December 2024 | ... (December 2024) |
| Perspective geological correlation | Low | Start | 4 | March 2020 | Cleanup needed (March 2020, March 2020), ... (March 2020), Orphaned (January 2021) |
| Peru–Chile Trench | Low | Start | 1 | September 2014 | ... (September 2014) |
| Peter Cormac Sutherland | Unknown | Start | 2 | January 2010 | ... (January 2010), Notability unclear (May 2022) |
| Peter Molnar (geophysicist) | Low | Start | 1 | June 2022 | ... (June 2022) |
| Petermann Orogeny | Mid | C | 1 | January 2025 | ... (January 2025) |
| Petrifying well | Low | Stub | 1 | December 2006 | ... (December 2006) |
| Petrogenesis | Low | Stub | 2 | February 2021 | Factual verification needed (February 2021), ... (February 2022) |
| Petrographic microscope | Mid | Start | 1 | May 2010 | ... (May 2010) |
| Petrography | Mid | Start | 1 | October 2016 | ... (October 2016) |
| Petroleum geologist | Mid | Stub | 1 | August 2025 | ... (August 2025) |
| Petroleum play | Low | Stub | 1 | February 2009 | ... (February 2009) |
| Philippine Sea plate | Mid | Start | 1 | March 2017 | ... (March 2017) |
| Phylum | Mid | C | 2 | February 2013 | ... (February 2013), Unsourced passages need footnotes {{citation needed}} (May 2017) |
| Piemont-Liguria Ocean | Low | Stub | 1 | February 2022 | ... (February 2022) |
| Pit cave | Low | Start | 2 | April 2020 | ... (April 2020), Unsourced passages need footnotes {{citation needed}} (March 2022) |
| Pittsburgh Water | Low | Stub | 1 | November 2018 | ... (November 2018) |
| Plate tectonics | Top | B | 4 | July 2021 | Harv and Sfn no-target errors, ... (July 2021), Dead external links {{dead link}} (October 2022, June 2025) |
| Plateau | High | Start | 2 | June 2010 | ... (June 2010), Unsourced passages need footnotes {{citation needed}} (June 2020) |
| Plateau Point | Low | Start | 1 | March 2021 | ... (March 2021) |
| Plateau d'Assy | Low | Stub | 2 | January 2019 | Unsourced passages need footnotes {{citation needed}} (January 2019), ... (March 2024) |
| Plating (geology) | Low | Stub | 1 | April 2010 | ... (April 2010) |
| Pleistocene | High | B | 2 | September 2018 | ... (September 2018), Dead external links {{dead link}} (August 2025) |
| Pliocene | High | B | 5 | August 2017 | ... (August 2017, January 2019, May 2021), Failed verification (June 2020), Split needed (May 2021) |
| Pochote Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Point Pleasant Formation | Low | Stub | 3 | July 2017 | Has general references but lacks inline footnotes (July 2017), ... (February 2024), Incomplete citations (February 2024) |
| Pore pressure gradient | Unknown | C | 1 | October 2025 | ... (October 2025) |
| Portland Admiralty Roach | Low | Stub | 2 | January 2023 | Unsourced passages need footnotes {{citation needed}} (January 2023), ... (April 2025) |
| Portland Bowers Roach | Low | Stub | 2 | April 2013 | ... (April 2013), Unsourced passages need footnotes {{citation needed}} (April 2013) |
| Portland stone | Mid | C | 1 | June 2010 | ... (June 2010) |
| Porto Flavia | Low | Start | 1 | January 2021 | ... (January 2021) |
| Portoro Buono | Low | Stub | 1 | August 2009 | ... (August 2009) |
| Potrero (landform) | Low | Start | 1 | August 2024 | ... (August 2024) |
| Powell Plateau (Arizona) | Unknown | Start | 1 | January 2021 | ... (January 2021) |
| Prairie Bluff Chalk | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Pre-salt layer | Low | Stub | 2 | May 2015 | ... (May 2015, February 2020) |
| Preboreal | Low | Stub | 1 | March 2018 | ... (March 2018) |
| Prehnite-pumpellyite facies | Low | Stub | 1 | October 2021 | ... (October 2021) |
| Preobrazhenovskoye mine | Low | Stub | 2 | April 2025 | Coordinates needed, ... (April 2025) |
| Priddy Caves | Low | Start | 1 | May 2021 | ... (May 2021) |
| Principle of faunal succession | Mid | Start | 1 | February 2009 | ... (February 2009) |
| Principle of lateral continuity | Mid | Start | 1 | January 2011 | ... (January 2011) |
| Prism (geology) | Low | Start | 1 | December 2011 | ... (December 2011) |
| Problems in coal mining | Low | Stub | 3 | February 2009 | Clarification needed (February 2009), Context needed (October 2020), ... (November 2023) |
| Protolith | Mid | Stub | 3 | January 2021 | ... (January 2021), Unsourced passages need footnotes {{citation needed}} (September 2024), Clarification needed (September 2024) |
| Puli Basins | Low | Stub | 2 | March 2021 | Unsourced passages need footnotes {{citation needed}} (March 2021), ... (June 2025) |
| Punta Judas Formation | Low | Stub | 1 | November 2023 | ... (November 2023) |
| Purgatory Conglomerate | Unknown | Stub | 1 | March 2021 | ... (March 2021) |
| Put-in-Bay Dolomite | Low | Stub | 4 | November 2023 | ... (November 2023), Incomplete citations (November 2023), Cites unreliable sources (November 2023), Broken or outdated citations (March 2024) |
| Pyroclastic flow | Mid | C | 5 | March 2018 | ... (March 2018), Factual verification needed (July 2019), Unsourced passages need footnotes {{citation needed}} (July 2020, January 2025), Page number citations needed (January 2025) |
| Quake (natural phenomenon) | Mid | Start | 4 | March 2012 | ... (March 2012), Incomplete citations (September 2018), Self-contradictory articles (December 2023), Update needed (November 2024) |
| Quarries of Vaynor | Low | Start | 1 | March 2017 | ... (March 2017) |
| Quarry | Mid | C | 1 | July 2007 | ... (July 2007) |
| Quaternary Science Reviews | Low | Stub | 1 | June 2022 | ... (June 2022) |
| Quick clay | Low | C | 2 | January 2021 | Reference errors, ... (January 2021) |
| Quicksand | Low | Start | 1 | April 2022 | ... (April 2022) |
| Radiolarite | Mid | C | 4 | November 2014 | ... (November 2014), Unsourced passages need footnotes {{citation needed}} (November 2014, June 2017), Incomplete citations (November 2014) |
| Ramp Creek Formation | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Randolph Kirkpatrick | Low | Stub | 1 | December 2019 | ... (December 2019) |
| Rapanui Rock | Low | Start | 2 | January 2021 | Unsourced passages need footnotes {{citation needed}} (January 2021), ... (January 2021) |
| Rare-earth element | Mid | C | 13 | May 2019 | Reference errors, Update needed (May 2019), Clarification needed (April 2021), Potentially dated statements (March 2022, 2025, June 2025, August 2025), Dead external links {{dead link}} (January 2023), Vague or ambiguous time (July 2023, September 2025), ... (September 2025), Unsourced passages need footnotes {{citation needed}} (September 2025), Expansion needed (October 2025) |
| Raymond Fault | Low | Start | 1 | November 2023 | ... (November 2023) |
| Raymundo Punongbayan | Mid | Start | 1 | December 2015 | ... (December 2015) |
| Rayner orogeny | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Reba Formation | Low | Stub | 1 | June 2014 | ... (June 2014) |
| Red Beach (Panjin) | Low | Stub | 2 | January 2022 | ... (January 2022), Unsourced passages need footnotes {{citation needed}} (April 2022) |
| Red Bluff Clay | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Red Verona marble | Low | Stub | 1 | June 2013 | ... (June 2013) |
| Redonda Formation | Low | Stub | 1 | September 2020 | ... (September 2020) |
| Reed Flute Cave | Low | Stub | 1 | July 2009 | ... (July 2009) |
| Refractory | Low | B | 2 | May 2020 | Clarification needed (May 2020), ... (August 2023) |
| Regional geology | Low | Stub | 2 | April 2013 | ... (April 2013), Clarification needed (May 2013) |
| Rennell Island | Low | C | 4 | September 2008 | Potentially dated statements (September 2008), ... (June 2024), Cites unreliable sources (November 2024), Update needed (April 2025) |
| Repulse Bay | Low | Start | 1 | May 2008 | ... (May 2008) |
| Resurgent dome | Low | Stub | 2 | September 2017 | ... (September 2017), Unsourced passages need footnotes {{citation needed}} (June 2024) |
| Reviews in Mineralogy and Geochemistry | Low | Stub | 1 | May 2017 | ... (May 2017) |
| Rhenium–osmium dating | Low | Start | 1 | April 2025 | ... (April 2025) |
| Rhenohercynian Zone | Mid | C | 2 | July 2015 | ... (July 2015, August 2022) |
| Richard Fortey | Low | Start | 2 | December 2017 | Dead external links {{dead link}} (December 2017), ... (March 2025) |
| Riebeckite | Mid | Start | 1 | January 2024 | ... (January 2024) |
| Rift lake | Low | Stub | 1 | November 2016 | ... (November 2016) |
| Riley Formation | Low | Stub | 2 | November 2023 | ... (November 2023), Has general references but lacks inline footnotes (November 2023) |
| Risting Glacier | Low | Stub | 1 | July 2022 | ... (July 2022) |
| River engineering | Low | C | 4 | May 2010 | ... (May 2010), Unsourced passages need footnotes {{citation needed}} (May 2010, January 2012), Update needed (October 2020) |
| River rejuvenation | Low | Stub | 2 | March 2018 | ... (March 2018, March 2024) |
| Robert Norman | Mid | Stub | 2 | May 2019 | Unsourced passages need footnotes {{citation needed}} (May 2019), ... (July 2021) |
| Rochester Rock Art Panel | Low | Stub | 1 | November 2024 | ... (November 2024) |
| Rock of Gibraltar | Mid | C | 2 | February 2010 | Unsourced passages need footnotes {{citation needed}} (February 2010), ... (March 2025) |
| Rock of Solutré | Low | C | 2 | September 2011 | Unsourced passages need footnotes {{citation needed}} (September 2011), ... (October 2011) |
| Rock of Vergisson | Low | Start | 1 | January 2021 | ... (January 2021) |
| Rock shelter | Low | Start | 1 | October 2022 | ... (October 2022) |
| Rock veneer | Unknown | Start | 2 | May 2011 | ... (May 2011), Weasel-worded phrases (May 2011) |
| Rocky Mountain Association of Geologists | Low | Stub | 1 | January 2008 | ... (January 2008) |
| Rocky Mountain Trench | Low | C | 3 | January 2016 | ... (January 2016), Has general references but lacks inline footnotes (August 2018), Clarification needed (December 2018) |
| Roebling Medal | Low | List | 1 | January 2020 | ... (January 2020) |
| Ron Scarlett | Low | Start | 1 | July 2024 | ... (July 2024) |
| Rosario Group | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Rosarito Beach Formation | Low | Stub | 2 | April 2025 | ... (April 2025), Has general references but lacks inline footnotes (April 2025) |
| Rough diamond | Unknown | Stub | 1 | September 2015 | ... (September 2015) |
| Rouse number | Low | Start | 1 | June 2025 | ... (June 2025) |
| Royal Astronomical Society | Mid | Start | 2 | April 2024 | Expansion needed (April 2024), ... (November 2024) |
| Ruby | Mid | B | 2 | May 2022 | ... (May 2022), Unsourced passages need footnotes {{citation needed}} (September 2024) |
| Río Cuarto craters | Low | Start | 4 | September 2017 | Unsourced passages need footnotes {{citation needed}} (September 2017), Weasel-worded phrases (September 2017), Dead external links {{dead link}} (May 2023), ... (August 2023) |
| Río Lajas Limestone | Low | Stub | 1 | June 2017 | ... (June 2017) |
| SIMBAD | Low | Start | 2 | June 2020 | Potentially dated statements (June 2020), ... (August 2023) |
| Sag (geology) | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Sagami Trough | Low | Start | 1 | May 2011 | ... (May 2011) |
| Salamonie Dolomite | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Samaria Gorge | Low | Start | 1 | November 2024 | ... (November 2024) |
| Samson Rock | Low | Stub | 1 | October 2016 | ... (October 2016) |
| Samuel Epstein (geochemist) | Low | Start | 1 | February 2013 | ... (February 2013) |
| San Bernardino Valley | Low | C | 4 | November 2011 | Dead external links {{dead link}} (November 2011), ... (December 2015), Promotional tone (December 2015), CS1 errors: missing periodical |
| San Felipe Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| San Fernando Valley | Low | Start | 7 | July 2014 | ... (July 2014, August 2014), Unsourced passages need footnotes {{citation needed}} (October 2014, November 2014, December 2019), Weasel-worded phrases (September 2018), Clarification needed (February 2019) |
| San Gregorio Formation, Mexico | Low | Stub | 2 | August 2017 | Expansion needed (August 2017), ... (February 2025) |
| San Lucas Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| San Pedro Sand | Low | Stub | 2 | June 2024 | ... (June 2024), Has general references but lacks inline footnotes (June 2024) |
| San Ramón Fault | Low | Stub | 2 | July 2023 | Coordinates needed, ... (July 2023) |
| Sand | Mid | C | 1 | January 2018 | ... (January 2018) |
| Sand equivalent test | Low | Start | 1 | October 2024 | ... (October 2024) |
| Santa Cruz Mudstone | Low | Stub | 1 | November 2022 | ... (November 2022) |
| Sapphire | Mid | B | 6 | October 2014 | Unsourced passages need footnotes {{citation needed}} (October 2014, August 2021, February 2025), Clarification needed (October 2017, August 2024), ... (March 2021) |
| Saudi Geological Survey | Low | Stub | 2 | July 2021 | Unsourced passages need footnotes {{citation needed}} (July 2021), ... (July 2021) |
| Scales Shale | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Scandian orogeny | Unknown | Stub | 1 | November 2019 | ... (November 2019) |
| Scheelite | Low | Start | 2 | April 2024 | Pages with broken anchors (see article talk page, remove when fixed), ... (April 2024) |
| Scientific drilling | Mid | Start | 3 | May 2015 | Unsourced passages need footnotes {{citation needed}} (May 2015), ... (September 2019), Failed verification (June 2022) |
| Scoria | Mid | Start | 1 | September 2010 | ... (September 2010) |
| Sea cave | Mid | B | 2 | April 2024 | Unsourced passages need footnotes {{citation needed}} (April 2024), ... (November 2024) |
| Sea level | High | Start | 1 | January 2024 | ... (January 2024) |
| Sectility | Low | Stub | 1 | October 2016 | ... (October 2016) |
| SedDB | Low | Stub | 3 | May 2021 | ... (May 2021), Update needed (May 2021), Has general references but lacks inline footnotes (March 2025) |
| Sedimentary exhalative deposits | Mid | C | 2 | April 2021 | ... (April 2021), Unsourced passages need footnotes {{citation needed}} (April 2021) |
| Seismic inverse Q filtering | Low | Start | 2 | February 2013 | ... (February 2013), CS1 errors: ISBN date |
| Seismic migration | Low | Start | 1 | October 2015 | ... (October 2015) |
| Series (stratigraphy) | Mid | Start | 1 | October 2025 | ... (October 2025) |
| Shale shakers | Low | C | 5 | August 2012 | Cleanup needed (August 2012, August 2012, January 2025), ... (February 2014), Prose needed (January 2025) |
| Sharpening stone | Low | C | 3 | April 2009 | ... (April 2009), Unsourced passages need footnotes {{citation needed}} (February 2017), Pages with broken anchors (see article talk page, remove when fixed) |
| Shatt al-Arab | Low | C | 2 | June 2020 | Unsourced passages need footnotes {{citation needed}} (June 2020), ... (November 2022) |
| Shear (geology) | Mid | Start | 1 | May 2012 | ... (May 2012) |
| Shemshak Group | Low | Stub | 3 | June 2025 | Cleanup needed (June 2025, June 2025), ... (June 2025) |
| Shield (geology) | High | Start | 3 | March 2014 | ... (March 2014), Unsourced passages need footnotes {{citation needed}} (September 2017, July 2019) |
| Shingle beach | Mid | Start | 2 | May 2025 | ... (May 2025), Unsourced passages need footnotes {{citation needed}} (May 2025) |
| Show cave | Low | Start | 3 | October 2011 | Unsourced passages need footnotes {{citation needed}} (October 2011), Weasel-worded phrases (July 2017), ... (December 2017) |
| Shut-in (river) | Low | Stub | 1 | June 2021 | ... (June 2021) |
| Side valley | Low | Start | 1 | April 2025 | ... (April 2025) |
| Side-scan sonar | Mid | C | 1 | June 2008 | ... (June 2008) |
| Sidoarjo mud flow | Mid | B | 8 | November 2008 | Unsourced passages need footnotes {{citation needed}} (November 2008, March 2025), Clarification needed (October 2016), Dead external links {{dead link}} (July 2021), Update needed (August 2022, March 2025), ... (February 2025, March 2025) |
| Sigmund Zois | Low | Start | 1 | May 2012 | ... (May 2012) |
| Sigsbee Escarpment | Low | Stub | 1 | February 2025 | ... (February 2025) |
| Sintering | Mid | C | 5 | September 2012 | Clarification needed (September 2012), CS1 errors: missing periodical, Has general references but lacks inline footnotes (October 2022), ... (July 2023), Original research (September 2024) |
| Sirindhorn Museum | Low | Stub | 2 | November 2016 | ... (November 2016), Unsourced passages need footnotes {{citation needed}} (August 2018) |
| Skeiðarársandur | Low | Start | 2 | May 2018 | ... (May 2018), Vague or ambiguous geographic scope (July 2022) |
| Skiddaw Slate | Low | Stub | 1 | September 2023 | ... (September 2023) |
| Slab gap hypothesis | Low | Start | 1 | October 2010 | ... (October 2010) |
| Slickline | Low | Start | 1 | April 2012 | ... (April 2012) |
| Slope-former | Low | Stub | 1 | April 2007 | ... (April 2007) |
| Smectite | Low | Stub | 1 | May 2022 | ... (May 2022) |
| Smoo Cave | Low | Start | 2 | September 2018 | Unsourced passages need footnotes {{citation needed}} (September 2018), ... (March 2021) |
| Society of Economic Geologists | Low | Stub | 2 | February 2022 | ... (February 2022), Notability unclear (September 2025) |
| Soledad Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Solid solution | Low | C | 1 | November 2007 | ... (November 2007) |
| Solonechnoye mine | Low | Stub | 2 | April 2025 | Coordinates needed, ... (April 2025) |
| Sorong Fault | Low | Stub | 1 | April 2022 | ... (April 2022) |
| Sossusvlei | Low | Start | 2 | September 2022 | ... (September 2022, April 2023) |
| South American plate | Mid | Start | 1 | February 2013 | ... (February 2013) |
| South Bight Formation | Low | Stub | 2 | February 2024 | ... (February 2024), Incomplete citations (February 2024) |
| South Wales Valleys | Unknown | C | 5 | August 2009 | ... (August 2009, April 2023), Clarification needed (December 2017), Unsourced passages need footnotes {{citation needed}} (December 2019), Obsolete information (January 2023) |
| Southern Alps (Europe) | Low | Stub | 1 | November 2015 | ... (November 2015) |
| Space-based radar | Low | Start | 1 | May 2021 | ... (May 2021) |
| Spatial analysis | Low | C | 5 | December 2010 | Unsourced passages need footnotes {{citation needed}} (December 2010, February 2013, July 2021), Spam cleanup (June 2014), ... (January 2023) |
| Spherical harmonics | Mid | B | 3 | December 2017 | Accuracy disputes or self-published (December 2017), ... (July 2020), CS1 errors: ISBN date |
| Spreader (mining) | Low | Stub | 1 | September 2022 | ... (September 2022) |
| St. Ignace Dolomite | Low | Stub | 4 | November 2023 | ... (November 2023), Incomplete citations (November 2023), Cites unreliable sources (November 2023), Broken or outdated citations (March 2024) |
| St. Louis Limestone | Low | Stub | 1 | August 2014 | ... (August 2014) |
| Stable and unstable stratification | Low | C | 1 | August 2020 | ... (August 2020) |
| Stack (geology) | Low | Start | 1 | August 2015 | ... (August 2015) |
| Stage (hydrology) | Low | Stub | 1 | November 2024 | ... (November 2024) |
| State Geologic and Subsoil Survey of Ukraine | Unknown | Stub | 3 | February 2023 | Cites unreliable sources (February 2023), ... (February 2023), Unsourced passages need footnotes {{citation needed}} (February 2023) |
| Stephen Reed | Unknown | Start | 1 | March 2018 | ... (March 2018) |
| Stephen Robert Nockolds | Low | Start | 1 | July 2025 | ... (July 2025) |
| Stevan Karamata | Unknown | Start | 3 | October 2020 | ... (October 2020), Dead external links {{dead link}} (July 2022, February 2023) |
| Stingy Creek Formation | Low | Stub | 1 | June 2014 | ... (June 2014) |
| Stockton Arch | Low | Stub | 2 | September 2023 | ... (September 2023), Has general references but lacks inline footnotes (December 2023) |
| Stonebarrow | Low | Stub | 1 | August 2009 | ... (August 2009) |
| Stowfield quarry | Low | Stub | 1 | April 2021 | ... (April 2021) |
| Stream bed | Mid | Stub | 1 | February 2017 | ... (February 2017) |
| Stream head cut | Low | Stub | 1 | March 2011 | ... (March 2011) |
| Striation (geology) | Low | Stub | 1 | March 2023 | ... (March 2023) |
| Structural basin | High | Start | 2 | June 2025 | Has general references but lacks inline footnotes (June 2025), ... (July 2025) |
| Structural geology | High | Start | 1 | October 2008 | ... (October 2008) |
| Subaqueous volcano | Low | Stub | 6 | February 2024 | Weasel words (February 2024), ... (July 2024), Clarification needed (July 2024, December 2024), Has general references but lacks inline footnotes (July 2024), Off-topic sections (July 2024) |
| Submerged continent | Mid | Stub | 2 | August 2015 | ... (August 2015), Dead external links {{dead link}} (April 2023) |
| Submergent coastline | Low | Stub | 1 | January 2021 | ... (January 2021) |
| Succession (geology) | Low | Stub | 1 | June 2025 | ... (June 2025) |
| Suedberg Fossil Site | Unknown | Stub | 1 | October 2025 | ... (October 2025) |
| Sulcus (geology) | Low | Stub | 1 | January 2021 | ... (January 2021) |
| Sully Island | Low | Start | 2 | January 2018 | Unsourced passages need footnotes {{citation needed}} (January 2018), ... (January 2025) |
| Sump (cave) | Low | Start | 1 | April 2023 | ... (April 2023) |
| Sunrise equation | Low | Start | 1 | June 2018 | ... (June 2018) |
| Supercontinent cycle | High | C | 2 | August 2012 | ... (August 2012, May 2021) |
| Superocean | Mid | Stub | 3 | August 2008 | Incomplete lists (August 2008), ... (January 2017), Unsourced passages need footnotes {{citation needed}} (May 2021) |
| Susan M. Landon | Unknown | Start | 3 | October 2023 | ... (October 2023), Off-topic sections (April 2024), Orphaned (August 2024) |
| Suspended load | Mid | Stub | 1 | November 2015 | ... (November 2015) |
| Sustainable Minerals Institute | Low | Start | 1 | May 2022 | ... (May 2022) |
| Svetolik Radovanović | Unknown | Stub | 1 | October 2020 | ... (October 2020) |
| Swazian | Low | Stub | 1 | January 2021 | ... (January 2021) |
| Sylvania Sandstone | Low | Stub | 4 | November 2023 | ... (November 2023), Incomplete citations (November 2023), Cites unreliable sources (November 2023), Unsourced passages need footnotes {{citation needed}} (November 2023) |
| São Julião de Moreira (meteorite) | Low | Stub | 2 | May 2021 | Coordinates needed, ... (May 2021) |
| Takli Formation | Low | Stub | 1 | August 2023 | ... (August 2023) |
| Talc | Mid | C | 4 | 2016 | Potentially dated statements (2016), Cites unreliable sources (January 2025), Unsourced passages need footnotes {{citation needed}} (October 2025), ... (October 2025) |
| Talc carbonate | Low | Stub | 1 | October 2015 | ... (October 2015) |
| Tamdakht meteorite | Low | Start | 1 | March 2022 | ... (March 2022) |
| Tannersville Cranberry Bog | Low | Start | 1 | February 2014 | ... (February 2014) |
| Tanohata Formation | Low | Stub | 3 | September 2016 | Coordinates needed, Orphaned (September 2016), ... (April 2019) |
| Tanque Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Taphonomy | Top | C | 8 | April 2011 | ... (April 2011), Unsourced passages need footnotes {{citation needed}} (January 2017, April 2021), Clarification needed (February 2018, August 2018), CS1 errors: missing periodical, Factual verification needed (April 2021), Page number citations needed (April 2021) |
| Tara Mine | Low | Start | 2 | December 2023 | ... (December 2023), Obsolete information (December 2023) |
| Tate Formation | Low | Stub | 1 | June 2014 | ... (June 2014) |
| Taşeli | Low | Stub | 2 | November 2024 | Coordinates needed, ... (November 2024) |
| Teki Biçoku | Low | Start | 1 | February 2022 | ... (February 2022) |
| Teluk Assam Beach | Low | Stub | 2 | February 2012 | Coordinates needed, ... (February 2012) |
| Temazcal Limestone | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Tempestite | Low | Stub | 1 | March 2019 | ... (March 2019) |
| Tempore | Low | Start | 1 | January 2025 | ... (January 2025) |
| Tepui | Low | Start | 2 | September 2009 | Unsourced passages need footnotes {{citation needed}} (September 2009), ... (December 2011) |
| Terrane | High | Start | 2 | July 2019 | Incomplete lists (July 2019), ... (July 2022) |
| Terrigenous sediment | Low | Stub | 1 | February 2023 | ... (February 2023) |
| Tethyan Trench | Mid | Stub | 1 | November 2022 | ... (November 2022) |
| Tethys Ocean | High | C | 4 | June 2017 | Unsourced passages need footnotes {{citation needed}} (June 2017, July 2022, April 2025), ... (April 2025) |
| Tetragonal crystal system | Low | Start | 1 | July 2011 | ... (July 2011) |
| Texas Hill Country | Low | C | 2 | 2016 | Potentially dated statements (2016), ... (July 2025) |
| The Gap, Arizona | Low | Start | 1 | October 2023 | ... (October 2023) |
| The Map that Changed the World | Mid | Start | 2 | June 2012 | ... (June 2012), Style editing needed (May 2013) |
| The Meteoritical Society | Low | Start | 1 | July 2025 | ... (July 2025) |
| Thokcha | Low | C | 3 | September 2020 | Has general references but lacks inline footnotes (September 2020), ... (September 2020), Failed verification (March 2021) |
| Thrace Basin | Low | Stub | 1 | November 2024 | ... (November 2024) |
| Thuringite | Low | Stub | 1 | August 2021 | ... (August 2021) |
| Tiltmeter | Low | Start | 1 | November 2023 | ... (November 2023) |
| Timeline of Permian research | Low | List | 1 | October 2019 | ... (October 2019) |
| Timeline of life | Mid | B | 5 | August 2007 | Unsourced passages need footnotes {{citation needed}} (August 2007, January 2019), Weasel-worded phrases (January 2019), Disputed statements (March 2020), ... (September 2022) |
| Titusville Till | Low | Stub | 2 | December 2023 | ... (December 2023), Cites unreliable sources (December 2023) |
| Tjörnes | Low | Stub | 1 | January 2017 | ... (January 2017) |
| Tobermorite | Low | Stub | 1 | August 2018 | ... (August 2018) |
| Toms Canyon impact crater | Low | Stub | 1 | August 2016 | ... (August 2016) |
| Toxicity characteristic leaching procedure | Low | Start | 2 | November 2009 | Has general references but lacks inline footnotes (November 2009), ... (November 2009) |
| Triple junction | High | Start | 1 | August 2021 | ... (August 2021) |
| Trough (geology) | Mid | Stub | 1 | June 2023 | ... (June 2023) |
| Truncated spur | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Tsunami | High | B | 2 | July 2023 | Pages with broken anchors (see article talk page, remove when fixed), ... (July 2023) |
| Tsunami warning system | Mid | C | 8 | April 2011 | ... (April 2011, June 2017), Unsourced passages need footnotes {{citation needed}} (April 2011, November 2019, March 2024, June 2025), Style editing needed (April 2011), Update needed (July 2014) |
| Tsunamis in lakes | Low | C | 5 | April 2010 | ... (April 2010), Unsourced passages need footnotes {{citation needed}} (April 2010), Has general references but lacks inline footnotes (June 2010), Dead external links {{dead link}} (December 2013), Harv and Sfn no-target errors |
| Tuckahoe marble | Unknown | Start | 3 | May 2018 | Vague or ambiguous geographic scope (May 2018), Unsourced passages need footnotes {{citation needed}} (May 2018), ... (July 2024) |
| Tuffeau stone | Low | Start | 1 | June 2025 | ... (June 2025) |
| Tuna Canyon | Low | Start | 1 | April 2021 | ... (April 2021) |
| Turam method | Low | Start | 1 | August 2018 | ... (August 2018) |
| Turquoise | Mid | B | 7 | June 2007 | Unsourced passages need footnotes {{citation needed}} (June 2007, December 2020), ... (April 2019, June 2022), Weasel-worded phrases (April 2019), Clarification needed (November 2019), CS1 errors: ISBN date |
| Tweed Volcano | Low | Start | 2 | October 2013 | ... (October 2013), Unsourced passages need footnotes {{citation needed}} (August 2025) |
| Tyrley Canal Cutting | Low | Stub | 1 | April 2023 | ... (April 2023) |
| Tyrone Limestone | Low | Stub | 1 | June 2014 | ... (June 2014) |
| UNAVCO | Unknown | C | 2 | December 2018 | Promotional tone (December 2018), ... (November 2023) |
| Ukrainian Shield | Low | Stub | 2 | February 2023 | Coordinates needed, ... (February 2023) |
| Underground soft-rock mining | Low | Start | 3 | March 2017 | ... (March 2017), Vague or ambiguous time (June 2024), Unsourced passages need footnotes {{citation needed}} (June 2024) |
| Unglaciated Allegheny Plateau | Low | Stub | 1 | June 2025 | ... (June 2025) |
| Unit cell | Unknown | C | 1 | May 2021 | ... (May 2021) |
| University of Copenhagen Center for Planetary Research | Low | Stub | 2 | May 2015 | Coordinates needed, ... (May 2015) |
| University of Iceland VR | Low | Stub | 1 | December 2009 | ... (December 2009) |
| Unterwarnow | Low | Stub | 3 | April 2025 | Articles using infobox body of water without alt, Articles using infobox body of water without pushpin map alt, ... (April 2025) |
| Upper Hirst | Low | Start | 3 | January 2017 | Style editing needed (January 2017), ... (January 2017), Original research (January 2017) |
| Urey Medal | Low | List | 1 | February 2020 | ... (February 2020) |
| Usuglinskoye mine | Low | Stub | 2 | April 2025 | Coordinates needed, ... (April 2025) |
| Utah Geological Survey | Low | Stub | 1 | April 2018 | ... (April 2018) |
| Vacuum cementing | Low | Stub | 3 | March 2021 | Clarification needed (March 2021), ... (March 2021), Unsourced passages need footnotes {{citation needed}} (March 2021) |
| Valais Ocean | Mid | Stub | 1 | March 2008 | ... (March 2008) |
| Valley | High | C | 2 | May 2013 | ... (May 2013), Clarification needed (January 2021) |
| Vallis Snellius | Low | Stub | 1 | June 2025 | ... (June 2025) |
| Vargas Formation | Low | Stub | 1 | September 2020 | ... (September 2020) |
| Vein (geology) | Mid | Start | 1 | November 2013 | ... (November 2013) |
| Ventifact | Low | Start | 1 | April 2019 | ... (April 2019) |
| Vermiculite | Mid | B | 4 | December 2012 | Clarification needed (December 2012), ... (March 2015), Unsourced passages need footnotes {{citation needed}} (April 2022), Dead external links {{dead link}} (September 2024) |
| Verneshot | Low | Start | 1 | July 2019 | ... (July 2019) |
| Victoria Falls | Mid | B | 2 | November 2020 | ... (November 2020), Promotional tone (June 2024) |
| Viktor Khain | Low | C | 1 | September 2012 | ... (September 2012) |
| Vilina Pećina | Unknown | Stub | 1 | October 2018 | ... (October 2018) |
| Vinod Singh Chhetri | Unknown | Start | 5 | March 2021 | Promotional tone (March 2021), Orphaned (March 2021), Clarification needed (March 2021), ... (March 2021), Unsourced passages need footnotes {{citation needed}} (December 2022) |
| Visual MODFLOW | Low | Stub | 4 | February 2012 | ... (February 2012), Promotional tone (February 2012), Notability unclear (February 2012), Clarification needed (August 2021) |
| Vitrinite | Mid | Start | 2 | October 2017 | ... (October 2017), Reorganization needed (September 2022) |
| Volatile (astrogeology) | Low | Start | 2 | October 2011 | ... (October 2011), Pages with broken anchors (see article talk page, remove when fixed) |
| Volcanic bomb | Low | Start | 1 | July 2018 | ... (July 2018) |
| Volcanic passive margin | Mid | C | 2 | January 2013 | ... (January 2013), Pages with broken anchors (see article talk page, remove when fixed) |
| Volcanic plug | Mid | Start | 1 | June 2013 | ... (June 2013) |
| Volcanologist | High | Start | 1 | March 2021 | ... (March 2021) |
| Volcanology | High | Start | 2 | March 2024 | Cites unreliable sources (March 2024), ... (May 2024) |
| Voznesenka mine | Low | Stub | 2 | April 2025 | Coordinates needed, ... (April 2025) |
| Vít Kárník | Low | Stub | 1 | July 2019 | ... (July 2019) |
| Wadi | Low | C | 2 | March 2016 | Unsourced passages need footnotes {{citation needed}} (March 2016), ... (April 2018) |
| Wadi Dib ring complex | Low | Stub | 2 | November 2014 | ... (November 2014), Orphaned (April 2023) |
| Waldron Shale | Low | Stub | 1 | October 2017 | ... (October 2017) |
| Wallachian Plain | Low | Stub | 1 | December 2017 | ... (December 2017) |
| Wanggongchang Explosion | Low | C | 4 | August 2020 | ... (August 2020), Unsourced passages need footnotes {{citation needed}} (November 2020, June 2023, May 2024) |
| Warington Wilkinson Smyth | Low | Start | 1 | February 2020 | ... (February 2020) |
| Waste Isolation Pilot Plant | Low | C | 7 | February 2009 | Unsourced passages need footnotes {{citation needed}} (February 2009, May 2016, February 2017, April 2021), ... (April 2019), CS1 errors: ISBN date, Dead external links {{dead link}} (August 2025) |
| Water contact | Low | Stub | 1 | October 2024 | ... (October 2024) |
| Water gap | Low | Stub | 2 | February 2019 | ... (February 2019, December 2023) |
| Water level | Low | Stub | 1 | April 2024 | ... (April 2024) |
| Watson Andrews Goodyear | Low | Start | 1 | May 2025 | ... (May 2025) |
| Well drilling | Low | C | 1 | July 2025 | ... (July 2025) |
| Well logging | Mid | Start | 4 | June 2016 | Dead external links {{dead link}} (June 2016, September 2017), Unsourced passages need footnotes {{citation needed}} (February 2018), ... (July 2022) |
| West Philippine Basin | Low | Stub | 2 | October 2019 | Coordinates needed, ... (October 2019) |
| Western Plateau | Low | Start | 2 | April 2021 | Unsourced passages need footnotes {{citation needed}} (April 2021), ... (May 2025) |
| Westover Down | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Whin Sill | Low | B | 1 | December 2024 | ... (December 2024) |
| Whindust | Low | Stub | 1 | August 2012 | ... (August 2012) |
| Whinstone | Low | Stub | 2 | December 2011 | ... (December 2011), Unsourced passages need footnotes {{citation needed}} (August 2021) |
| Whiteaves Formation | Low | Stub | 2 | October 2019 | ... (October 2019), Has general references but lacks inline footnotes (October 2019) |
| Willard Drake Johnson | Low | Stub | 2 | August 2015 | Original research (August 2015), ... (August 2015) |
| William Boyd Dawkins | Low | Start | 2 | May 2019 | ... (May 2019), Has general references but lacks inline footnotes (May 2020) |
| Wind erosion equation | Low | Stub | 1 | January 2024 | ... (January 2024) |
| Wind-wave dissipation | Unknown | Start | 3 | March 2014 | ... (March 2014), Clarification needed (March 2014), CS1 errors: missing periodical |
| Window (geology) | Low | Stub | 1 | May 2020 | ... (May 2020) |
| Winterbourne (stream) | Low | Stub | 1 | January 2021 | ... (January 2021) |
| Winterbourne Railway Cutting | Low | Stub | 1 | June 2025 | ... (June 2025) |
| Wolfgang Franz von Kobell | Low | Start | 1 | November 2008 | ... (November 2008) |
| Wollaston Medal | Mid | List | 1 | February 2020 | ... (February 2020) |
| Wrangell Volcanic Field | Low | C | 1 | June 2009 | ... (June 2009) |
| Xihu Wetland | Low | Stub | 2 | August 2021 | Articles using infobox body of water without pushpin map alt, ... (August 2021) |
| Yakutat Block | Mid | Stub | 1 | February 2023 | ... (February 2023) |
| Yalong Bay | Low | Stub | 1 | May 2020 | ... (May 2020) |
| Yanshanian | Low | Stub | 2 | February 2024 | Has general references but lacks inline footnotes (February 2024), ... (February 2024) |
| Yap Trench | Low | Stub | 1 | March 2023 | ... (March 2023) |
| Yapungku orogeny | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Yellow dune | Low | Stub | 1 | April 2023 | ... (April 2023) |
| Yellowstone hotspot | Mid | C | 2 | October 2009 | ... (October 2009, November 2013) |
| Yevgeny Fyodorov (scientist) | Low | Stub | 3 | August 2017 | ... (August 2017), Factual verification needed (June 2018), Clarification needed (April 2022) |
| Yolyn Am | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Yosemite Valley | Mid | C | 4 | March 2015 | ... (March 2015, July 2022), Vague or ambiguous time (July 2022), CS1 errors: ISBN date |
| Ysidro Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Yucunama Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Zapotitlan Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Zealandia | Mid | C | 3 | September 2023 | Unsourced passages need footnotes {{citation needed}} (September 2023), Potentially dated statements (2024), ... (November 2024) |
| Zuidwal volcano | Unknown | Start | 1 | January 2017 | ... (January 2017) |
| Zuozuo Formation | Low | Stub | 3 | May 2020 | ... (May 2020, August 2021), Context needed (May 2020) |
| Article | Importance | Class | Count | Oldest | Issues |
|---|---|---|---|---|---|
| 1815 eruption of Mount Tambora | Low | C | 4 | April 2013 | Clarification needed (April 2013), ... (November 2021, September 2025), Unsourced passages need footnotes {{More citations needed}} (May 2025) |
| 1883 eruption of Krakatoa | Low | B | 4 | December 2014 | ... (December 2014, January 2024), Failed verification (February 2020), Disputed statements (November 2023) |
| 1906 San Francisco earthquake | High | C | 4 | March 2016 | ... (March 2016, April 2019), Dead external links {{dead link}} (March 2018), CS1 errors: ISBN date |
| 1908 Messina earthquake | Mid | C | 5 | April 2018 | Page number citations needed (April 2018), ... (April 2018, December 2020), Failed verification (April 2018), Incomplete citations (March 2022) |
| 1949 Ambato earthquake | Low | FA | 3 | October 2017 | Dead external links {{dead link}} (October 2017), ... (January 2025), Cites unreliable sources (August 2025) |
| 1950 Assam–Tibet earthquake | Mid | Start | 1 | September 2017 | ... (September 2017) |
| 1960 Valdivia earthquake | High | C | 1 | May 2023 | ... (May 2023) |
| 2008 Iceland earthquake | Low | Start | 1 | January 2024 | ... (January 2024) |
| 2008 Sichuan earthquake | Mid | B | 11 | November 2009 | Dead external links {{dead link}} (November 2009, September 2010, June 2016, April 2018, August 2018), Failed verification (March 2010, May 2021), Unsourced passages need footnotes {{More citations needed}} (May 2021), Cites unreliable sources (May 2021), ... (May 2021), Pages with broken anchors (see article talk page, remove when fixed) |
| 2012 Indian Ocean earthquakes | Low | C | 2 | April 2012 | ... (April 2012), Dead external links {{dead link}} (September 2018) |
| 2014 Oso landslide | Mid | C | 2 | April 2014 | Factual verification needed (April 2014), ... (April 2014) |
| 2015 Kerala meteoroid | Low | Start | 1 | March 2015 | ... (March 2015) |
| 2023 Hpakant jade mine disaster | Low | C | 4 | December 2023 | Original research (December 2023), Cleanup needed (September 2025, September 2025), ... (September 2025) |
| 2024 Enga landslide | Unknown | C | 1 | May 2024 | ... (May 2024) |
| 554 Anatolia earthquake | Low | Start | 1 | July 2023 | ... (July 2023) |
| ABISMO | Low | C | 2 | March 2011 | ... (March 2011), Dead external links {{dead link}} (May 2017) |
| Abhijit Basu (BLP) | Unknown | Start | 3 | December 2022 | Cites unreliable sources (December 2022), BLP articles lacking sources (December 2022), ... (December 2022) |
| Abrasion (geology) | Mid | Start | 3 | October 2014 | Unsourced passages need footnotes {{More citations needed}} (October 2014), Page number citations needed (October 2021), ... (October 2021) |
| Aburrá Valley | Low | Start | 1 | July 2020 | ... (July 2020) |
| Abyssal channel | Low | Start | 5 | November 2012 | Unsourced passages need footnotes {{More citations needed}} (November 2012), ... (February 2018), Original research (February 2018), Incomplete citations (February 2018), Dead external links {{dead link}} (July 2022) |
| Acasta Gneiss | High | Start | 2 | March 2017 | ... (March 2017), Potentially dated statements (2019) |
| Acritarch | Mid | C | 2 | 2020 | Potentially dated statements (2020), ... (November 2023) |
| Adam Sedgwick | High | C | 2 | March 2014 | ... (March 2014, July 2020) |
| Adel Mountains Volcanic Field | Low | Start | 1 | January 2018 | ... (January 2018) |
| Adolf Erik Nordenskiöld | Low | C | 1 | June 2024 | ... (June 2024) |
| Advection | Low | C | 2 | May 2022 | Unsourced passages need footnotes {{More citations needed}} (May 2022), ... (September 2024) |
| Aegirine | Mid | Start | 1 | August 2025 | ... (August 2025) |
| Aeolian landform | Mid | Start | 1 | July 2021 | ... (July 2021) |
| Afterdamp | Low | Start | 3 | October 2019 | Unsourced passages need footnotes {{More citations needed}} (October 2019, January 2022), ... (January 2022) |
| Aftershock | Mid | B | 1 | January 2024 | ... (January 2024) |
| Agardite | Low | Stub | 1 | February 2015 | ... (February 2015) |
| Age of Earth | Top | B | 2 | March 2015 | ... (March 2015, February 2023) |
| Alabama Museum of Natural History | Low | C | 1 | June 2025 | ... (June 2025) |
| Alabaster | Low | Start | 4 | July 2016 | Disputed statements (July 2016), Cites unreliable sources (April 2018), Unsourced passages need footnotes {{More citations needed}} (May 2021), ... (May 2022) |
| Albertite | Low | Start | 1 | November 2023 | ... (November 2023) |
| Alexander Halliday (BLP) | Low | Start | 1 | January 2025 | ... (January 2025) |
| Alforsite | Low | Start | 1 | November 2011 | ... (November 2011) |
| Alfred Wegener | Mid | C | 3 | January 2015 | Unsourced passages need footnotes {{More citations needed}} (January 2015), ... (June 2015, February 2024) |
| Ali Sabieh Mountain | Low | Stub | 1 | June 2025 | ... (June 2025) |
| Alice Mary Weeks | Low | C | 1 | June 2023 | ... (June 2023) |
| Alice Wilson | Low | C | 1 | October 2023 | ... (October 2023) |
| Allan Hills 84001 | High | B | 2 | August 2019 | ... (August 2019), CS1 errors: periodical ignored |
| Allegheny Front | Low | C | 1 | August 2021 | ... (August 2021) |
| Allende meteorite | Mid | C | 1 | June 2022 | ... (June 2022) |
| Allison R. Palmer | Low | Stub | 1 | June 2023 | ... (June 2023) |
| Allison and Roberto Mignone Halls of Gems and Minerals | Low | Start | 1 | October 2012 | ... (October 2012) |
| Alpide belt | Low | Start | 1 | March 2024 | ... (March 2024) |
| Alpine orogeny | Mid | Start | 1 | July 2021 | ... (July 2021) |
| Aluminite | Mid | Start | 1 | June 2012 | ... (June 2012) |
| Aluminosilicate | Mid | Stub | 1 | June 2025 | ... (June 2025) |
| Amasia (supercontinent) | Mid | Stub | 1 | February 2024 | ... (February 2024) |
| Amateur geology | Mid | Start | 2 | June 2022 | ... (June 2022), Dead external links {{dead link}} (August 2023) |
| Amber | Mid | B | 4 | September 2013 | Clarification needed (September 2013), ... (December 2018, January 2021), Cites unreliable sources (August 2020) |
| American Journal of Science | Low | Start | 4 | November 2024 | Cite NIE template missing title parameter, CS1 errors: missing title, ... (November 2024), Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Amino acid dating | High | C | 3 | August 2025 | ... (August 2025), Has general references but lacks inline footnotes (August 2025), Clarification needed (August 2025) |
| Amitabha Ghosh (planetary geologist) (BLP) | Low | Stub | 1 | April 2014 | ... (April 2014) |
| Ammolite | Low | B | 6 | November 2007 | ... (November 2007, May 2013, April 2022), Potentially dated statements (2015), Dead external links {{dead link}} (May 2017), Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Amphibolite | Low | C | 3 | February 2009 | ... (February 2009, November 2011), Unsourced passages need footnotes {{More citations needed}} (November 2011) |
| Amur plate | Mid | Stub | 3 | April 2021 | ... (April 2021, February 2024), Unsourced passages need footnotes {{More citations needed}} (February 2024) |
| An Introduction to the Rock-Forming Minerals | Low | Start | 1 | October 2014 | ... (October 2014) |
| Analcime | Mid | Start | 2 | September 2021 | Dead external links {{dead link}} (September 2021), ... (December 2022) |
| Anand Mohan (BLP) | Low | Start | 2 | December 2011 | ... (December 2011), Dead external links {{dead link}} (March 2024) |
| Anatexis | Low | C | 1 | October 2022 | ... (October 2022) |
| Anatolian plateau | Low | Stub | 1 | April 2021 | ... (April 2021) |
| Anchialine system | Low | C | 1 | December 2022 | ... (December 2022) |
| Andringitra Massif | Low | Start | 1 | September 2022 | ... (September 2022) |
| André Berger (BLP) | Low | C | 2 | August 2010 | ... (August 2010), BLP articles lacking sources (September 2021) |
| Andrés Ruzo | Low | Stub | 4 | August 2020 | Promotional tone (August 2020), Vague or ambiguous time (May 2025), Dead external links {{dead link}} (May 2025), ... (May 2025) |
| Anna Jonas Stose | Unknown | C | 3 | November 2020 | ... (November 2020, June 2023), Clarification needed (June 2023) |
| Anne Phillips (geologist) | Low | C | 1 | June 2019 | ... (June 2019) |
| Anorthosite | Mid | Start | 3 | September 2013 | Clarification needed (September 2013), ... (December 2017, February 2025) |
| Anoxic event | Mid | C | 3 | February 2021 | Vague or ambiguous time (February 2021), ... (July 2022, October 2023) |
| Antediluvian | Low | B | 3 | October 2019 | ... (October 2019), Page number citations needed (January 2020), Clarification needed (May 2021) |
| Antenor Navarro Formation | Low | Stub | 1 | July 2020 | ... (July 2020) |
| Anthracite | Mid | Start | 7 | December 2007 | ... (December 2007, April 2012, May 2012, May 2015, August 2017, December 2020, March 2025) |
| Anthropic rock | Low | Stub | 2 | July 2016 | ... (July 2016, September 2023) |
| Appinite | Unknown | C | 2 | November 2023 | Cites unreliable sources (November 2023), ... (November 2023) |
| Aptian | Low | Start | 1 | February 2024 | ... (February 2024) |
| Aptian extinction | Mid | Start | 1 | December 2021 | ... (December 2021) |
| Aquamarine (gem) | Low | C | 3 | August 2025 | Weasel-worded phrases (August 2025), Expansion needed (August 2025), ... (August 2025) |
| Arabian Desert | High | Start | 3 | August 2014 | ... (August 2014, April 2019), Dead external links {{dead link}} (September 2023) |
| Archaeoseismology | Low | Stub | 2 | January 2024 | Clarification needed (January 2024), ... (January 2024) |
| Archean | High | C | 2 | May 2020 | ... (May 2020, March 2023) |
| Archie's law | Mid | Start | 4 | January 2021 | Expert attention needed (January 2021), ... (January 2021), Clarification needed (January 2021) |
| Arctic Cordillera | Low | B | 2 | June 2013 | Vague or ambiguous time (June 2013), ... (May 2020) |
| Argillic alteration | Low | Stub | 1 | September 2016 | ... (September 2016) |
| Argillite | Low | Start | 1 | December 2020 | ... (December 2020) |
| Armenian highlands | Low | C | 3 | November 2012 | ... (November 2012, December 2023), Incomplete lists (December 2021) |
| Arnold Hague | Mid | Start | 2 | April 2011 | ... (April 2011), Unsourced passages need footnotes {{More citations needed}} (March 2013) |
| Arsenopyrite | Mid | Start | 1 | May 2021 | ... (May 2021) |
| Arsenuranospathite | Low | Start | 1 | January 2025 | ... (January 2025) |
| Artificial reef | Low | C | 2 | April 2015 | Dead external links {{dead link}} (April 2015), ... (April 2021) |
| Artificialization | Unknown | C | 1 | March 2025 | ... (March 2025) |
| Asbestos | Low | B | 9 | August 2012 | ... (August 2012, October 2023, April 2024, October 2024), Unsourced passages need footnotes {{More citations needed}} (May 2016, April 2018), Clarification needed (November 2018, March 2024), CS1 errors: ISBN date |
| Ashfield Shale | Low | C | 1 | November 2018 | ... (November 2018) |
| Asish Basu (BLP) | Low | C | 1 | June 2023 | ... (June 2023) |
| Asphaltite | Low | Start | 1 | August 2018 | ... (August 2018) |
| Aspy Fault | Low | Stub | 1 | May 2021 | ... (May 2021) |
| Asteroid | Mid | B | 8 | 2011 | Potentially dated statements (2011, October 2018, October 2021, April 2022, May 2025), Style editing needed (December 2023), Page number citations needed (May 2025), ... (August 2025) |
| Asteroid spectral types | Low | C | 3 | June 2018 | ... (June 2018, December 2021), CS1 errors: periodical ignored |
| Astoria Formation | Low | Stub | 4 | February 2023 | CS1 errors: missing periodical, CS1 errors: missing title, Expansion needed (February 2023), ... (February 2023) |
| Astrogeology Research Program | Low | Start | 4 | May 2008 | ... (May 2008, July 2013, September 2018, September 2025) |
| Atlantic Seaboard Fall Line | Mid | Start | 3 | June 2010 | Incomplete lists (June 2010), Dead external links {{dead link}} (August 2025), ... (August 2025) |
| Atlantic period | Low | C | 1 | October 2023 | ... (October 2023) |
| Atmospheric carbon cycle | Mid | C | 1 | June 2012 | ... (June 2012) |
| Aubrey holes | Mid | Start | 5 | December 2023 | Pages with broken anchors (see article talk page, remove when fixed), ... (December 2023, August 2024, November 2024), Unsourced passages need footnotes {{More citations needed}} (August 2024) |
| Augen | Low | Stub | 1 | January 2024 | ... (January 2024) |
| Aulacogen | Mid | Start | 2 | December 2019 | ... (December 2019), CS1 errors: periodical ignored |
| Australite | Low | C | 1 | June 2010 | ... (June 2010) |
| Avalanche | High | B | 5 | January 2019 | ... (January 2019, January 2024), Unsourced passages need footnotes {{More citations needed}} (June 2021, January 2024), Expansion needed (November 2023) |
| Avalanche control | Low | C | 4 | April 2017 | ... (April 2017), Dead external links {{dead link}} (October 2018), Weasel-worded phrases (September 2020), Unsourced passages need footnotes {{More citations needed}} (October 2024) |
| Avalonia | Mid | Start | 1 | June 2025 | ... (June 2025) |
| Azolla event | Mid | B | 4 | April 2009 | ... (April 2009, December 2014, March 2016), Dead external links {{dead link}} (October 2016) |
| B. L. K. Somayajulu (BLP) | Low | Start | 1 | July 2021 | ... (July 2021) |
| Babi Yar | High | B | 4 | October 2011 | ... (October 2011, September 2016, September 2022), Factual verification needed (September 2017) |
| Badlands | Mid | Start | 1 | March 2023 | ... (March 2023) |
| Baikal Rift Zone | Low | Start | 1 | May 2025 | ... (May 2025) |
| Baisaran Valley | Low | Start | 1 | May 2025 | ... (May 2025) |
| Bakken formation | Mid | C | 5 | August 2013 | ... (August 2013, September 2025), Incomplete citations (May 2023), Vague or ambiguous time (May 2023), Limited geographic scope (February 2025) |
| Bala Gorge (Bolivia) | Low | Stub | 2 | December 2008 | Has general references but lacks inline footnotes (December 2008), ... (May 2018) |
| Ballysteen Limestone | Low | Stub | 1 | April 2024 | ... (April 2024) |
| Baltic Shield | Low | C | 1 | December 2024 | ... (December 2024) |
| Bar (river morphology) | Low | C | 1 | January 2024 | ... (January 2024) |
| Barbara Dutrow (BLP) | Unknown | Start | 2 | July 2021 | ... (July 2021), Dead external links {{dead link}} (August 2025) |
| Barbara Romanowicz (BLP) | Unknown | Start | 1 | June 2021 | ... (June 2021) |
| Barbara Sherwood Lollar (BLP) | Unknown | Start | 1 | July 2021 | ... (July 2021) |
| Bargate stone | Low | C | 1 | August 2021 | ... (August 2021) |
| Barnum Brown | Low | Start | 1 | January 2025 | ... (January 2025) |
| Barossa Valley | Low | Start | 2 | June 2007 | ... (June 2007), Expansion needed (September 2024) |
| Barremian | Low | Start | 1 | February 2024 | ... (February 2024) |
| Barry Goldstein | Low | Start | 3 | March 2023 | Pages with broken anchors (see article talk page, remove when fixed), ... (March 2023), Clarification needed (March 2023) |
| Bartonian | Low | Stub | 2 | January 2017 | ... (January 2017), Update needed (January 2017) |
| Basalt fan structure | Low | Stub | 2 | February 2014 | Unsourced passages need footnotes {{More citations needed}} (February 2014), ... (November 2018) |
| Basement (geology) | Mid | Start | 2 | September 2009 | ... (September 2009), Unsourced passages need footnotes {{More citations needed}} (January 2019) |
| Basin and Range Province | High | C | 1 | June 2009 | ... (June 2009) |
| Bastnäsite | Mid | C | 2 | September 2008 | ... (September 2008, December 2009) |
| Bauxite | Mid | C | 2 | 2010 | Potentially dated statements (2010), ... (June 2024) |
| Beach evolution | Low | Start | 1 | May 2024 | ... (May 2024) |
| Before Present | Mid | Start | 1 | November 2021 | ... (November 2021) |
| Belogradchik Rocks | Low | C | 2 | February 2019 | ... (February 2019), Dead external links {{dead link}} (October 2023) |
| Bemolanga | Low | Start | 4 | March 2015 | ... (March 2015), Dead external links {{dead link}} (March 2015, May 2017), Has general references but lacks inline footnotes (December 2015) |
| Benard Odoh (BLP) | Low | C | 1 | September 2022 | ... (September 2022) |
| Benham Rise | Low | B | 3 | January 2021 | ... (January 2021, May 2024), Update needed (August 2025) |
| Bentonite | Mid | C | 2 | January 2021 | ... (January 2021, August 2022) |
| Beppu Onsen | Low | C | 1 | March 2023 | ... (March 2023) |
| Beqaa Valley | Unknown | C | 3 | July 2017 | Dead external links {{dead link}} (July 2017), ... (December 2018), Unsourced passages need footnotes {{More citations needed}} (May 2024) |
| Bergenite | Mid | Start | 1 | December 2009 | ... (December 2009) |
| Beringia | Mid | B | 1 | October 2024 | ... (October 2024) |
| Beris Cox | Low | Start | 1 | September 2025 | ... (September 2025) |
| Berkshires | Low | C | 2 | August 2017 | ... (August 2017), Clarification needed (June 2021) |
| Beryl | Mid | C | 5 | 1999 | Potentially dated statements (1999), Cites unreliable sources (October 2023), Dead external links {{dead link}} (October 2023), ... (December 2024), CS1 errors: ISBN date |
| Bhagirathi Parbat IV | Low | Start | 1 | May 2020 | ... (May 2020) |
| Bicol Volcanic Arc | Unknown | Start | 2 | January 2024 | Unsourced passages need footnotes {{More citations needed}} (January 2024), ... (January 2024) |
| Billabong | Low | Start | 2 | February 2024 | ... (February 2024, June 2024) |
| Bioerosion | Mid | Start | 1 | March 2025 | ... (March 2025) |
| Biogeography | Mid | Start | 1 | June 2024 | ... (June 2024) |
| Biomineralization | Mid | B | 2 | December 2020 | Potentially dated statements (December 2020), ... (May 2023) |
| Biopitting | Low | Start | 1 | May 2015 | ... (May 2015) |
| Birefringence | Mid | B | 5 | February 2020 | Factual verification needed (February 2020), ... (July 2020, November 2021, September 2024), Dead external links {{dead link}} (October 2023) |
| Birimian | Low | Start | 1 | February 2019 | ... (February 2019) |
| Bisnorhopane | Low | Start | 1 | April 2018 | ... (April 2018) |
| Bituminite | Low | Start | 1 | April 2018 | ... (April 2018) |
| Bjørn G. Andersen | High | C | 2 | December 2024 | Introduction cleanup (December 2024), ... (March 2025) |
| Blackdamp | Low | C | 1 | February 2025 | ... (February 2025) |
| Blackwater Canyon | Low | C | 2 | September 2022 | Update needed (September 2022), ... (September 2022) |
| Bog iron | Low | B | 1 | April 2019 | ... (April 2019) |
| Bohol fault system | Low | Start | 1 | October 2024 | ... (October 2024) |
| Boreal period | Low | Start | 2 | April 2017 | ... (April 2017), Unsourced passages need footnotes {{More citations needed}} (March 2018) |
| Bornes Massif | Low | Start | 1 | September 2011 | ... (September 2011) |
| Borra Caves | Low | Start | 1 | March 2024 | ... (March 2024) |
| Bosnian pyramid claims | Unknown | C | 3 | May 2013 | ... (May 2013), Dead external links {{dead link}} (June 2021, April 2025) |
| Boso triple junction | Mid | Stub | 3 | February 2017 | Clarification needed (February 2017), ... (February 2017), Unsourced passages need footnotes {{More citations needed}} (February 2018) |
| Bouvet triple junction | Mid | Start | 1 | July 2025 | ... (July 2025) |
| Bowers Basebed | Low | Stub | 2 | December 2012 | Unsourced passages need footnotes {{More citations needed}} (December 2012), ... (April 2013) |
| Bracklesham Group | Low | Stub | 1 | June 2013 | ... (June 2013) |
| Brading Down | Low | Stub | 2 | November 2017 | Vague or ambiguous time (November 2017), ... (November 2017) |
| Brett Denevi (BLP) | Low | Start | 2 | April 2020 | ... (April 2020), BLP articles lacking sources (April 2020) |
| Brian Mason (geochemist) | Low | Start | 1 | June 2022 | ... (June 2022) |
| Bridger Formation | Low | Stub | 1 | February 2023 | ... (February 2023) |
| Brokenhillite | Low | Stub | 1 | March 2014 | ... (March 2014) |
| Bronzite | Low | Start | 1 | August 2022 | ... (August 2022) |
| Broxton Rocks | Mid | Start | 2 | July 2010 | Unsourced passages need footnotes {{More citations needed}} (July 2010), ... (February 2011) |
| Brunhes–Matuyama reversal | Low | Start | 1 | July 2021 | ... (July 2021) |
| Buffalo Wallow Group | Unknown | Start | 2 | December 2023 | ... (December 2023), Incomplete citations (January 2024) |
| Bullerwell Lecture | Low | Stub | 1 | November 2019 | ... (November 2019) |
| Burgess Shale-type preservation | Mid | Start | 2 | February 2015 | ... (February 2015), Clarification needed (February 2021) |
| Burgsvik Beds | Low | B | 2 | November 2007 | ... (November 2007), Expansion needed (June 2008) |
| Burma plate | Mid | Start | 1 | March 2025 | ... (March 2025) |
| Bushveld Igneous Complex | Mid | Start | 2 | February 2019 | Expansion needed (February 2019), ... (December 2019) |
| Bystrite | Low | Start | 1 | January 2010 | ... (January 2010) |
| Cacholong | Low | Stub | 2 | July 2016 | Unsourced passages need footnotes {{More citations needed}} (July 2016), ... (March 2025) |
| Caerfai Group | Low | Start | 1 | March 2021 | ... (March 2021) |
| Cairngorms | Mid | B | 1 | February 2018 | ... (February 2018) |
| Calamur Mahadevan | Unknown | Start | 1 | March 2025 | ... (March 2025) |
| Calcareous sinter | Low | Start | 2 | March 2018 | Weasel-worded phrases (March 2018), ... (December 2021) |
| Calcium carbonate | Top | B | 4 | June 2015 | ... (June 2015, September 2023), Pages with broken anchors (see article talk page, remove when fixed), Clarification needed (May 2024) |
| Caliche | Mid | Start | 2 | May 2025 | Clarification needed (May 2025), ... (May 2025) |
| California Earthquake Prediction Evaluation Council | Low | Stub | 2 | April 2009 | ... (April 2009), Unsourced passages need footnotes {{More citations needed}} (December 2009) |
| Calthemite | Unknown | Start | 2 | January 2017 | ... (January 2017, April 2017) |
| Calymmian | Low | Stub | 1 | June 2024 | ... (June 2024) |
| Cambrian explosion | High | B | 7 | June 2008 | Clarification needed (August 2008, January 2019), Factual verification needed (July 2008), ... (June 2008, January 2019, October 2025), CS1 errors: ISBN date |
| Cannel coal | Mid | Start | 1 | November 2023 | ... (November 2023) |
| Cantera (stone) | Low | Start | 3 | January 2013 | Has general references but lacks inline footnotes (January 2013), ... (September 2018), Reference cleanup (September 2018) |
| Canyon | Mid | Start | 1 | August 2024 | ... (August 2024) |
| Cape Fold Belt | Mid | B | 1 | September 2019 | ... (September 2019) |
| Cape May diamonds | Low | Start | 1 | November 2011 | ... (November 2011) |
| Carbon sequestration | Low | B | 9 | March 2013 | Accuracy disputes or self-published (March 2013), Update needed (June 2019, May 2024), Pages with broken anchors (see article talk page, remove when fixed), ... (July 2023), Limited geographic scope (May 2024), Cites unreliable sources (May 2024), Clarification needed (May 2024), Self-contradictory articles (May 2024) |
| Carbonaceous chondrite | Mid | C | 1 | October 2014 | ... (October 2014) |
| Carbonate rock | Low | Start | 1 | September 2025 | ... (September 2025) |
| Carboniferous | Top | B | 1 | September 2022 | ... (September 2022) |
| Carlingford Lough | Low | Start | 2 | May 2020 | ... (May 2020, February 2024) |
| Carnelian | Low | Start | 2 | August 2019 | ... (August 2019, November 2021) |
| Carnian | Low | C | 1 | May 2018 | ... (May 2018) |
| Carnotite | Mid | Start | 1 | September 2013 | ... (September 2013) |
| Carol D. Frost (BLP) | Low | C | 5 | November 2019 | ... (November 2019), Orphaned (April 2021), Link rot cleanup (March 2022, August 2022), Cleanup needed (August 2022) |
| Cascade Volcanoes | Mid | C | 1 | October 2018 | ... (October 2018) |
| Catherine Annen (BLP) | Low | Start | 1 | March 2022 | ... (March 2022) |
| Catherine Raisin | Low | B | 1 | June 2025 | ... (June 2025) |
| Caturrita Formation | Low | Start | 3 | July 2012 | ... (July 2012), Dead external links {{dead link}} (August 2017, January 2018) |
| Causes of climate change | Low | B | 3 | November 2012 | Incomplete citations (November 2012), Dead external links {{dead link}} (March 2024), ... (January 2025) |
| Cave | Mid | B | 1 | May 2020 | ... (May 2020) |
| Cave diving | Low | B | 13 | January 2012 | ... (January 2012, June 2012, September 2012, April 2013, April 2016, December 2016, January 2017, May 2018, September 2022), Clarification needed (April 2013), Expansion needed (September 2022, February 2025), Pages with broken anchors (see article talk page, remove when fixed) |
| Cave of El Soplao | Mid | Stub | 2 | August 2012 | ... (August 2012), Dead external links {{dead link}} (August 2017) |
| Cave popcorn | Low | Stub | 1 | January 2017 | ... (January 2017) |
| Cave shield | Unknown | Stub | 1 | October 2025 | ... (October 2025) |
| Ceiswyn Formation | Low | Stub | 1 | June 2025 | ... (June 2025) |
| Cenomanian | Mid | C | 2 | July 2021 | ... (July 2021, February 2024) |
| Cenote | Low | C | 4 | January 2017 | Cites unreliable sources (January 2017), ... (February 2020), Clarification needed (January 2021), CS1 errors: periodical ignored |
| Central Lapland Greenstone Belt | Low | Stub | 2 | June 2025 | Coordinates needed, ... (June 2025) |
| Central Valley (California) | Low | B | 10 | January 2017 | Unsourced passages need footnotes {{More citations needed}} (January 2017, May 2021, December 2022, May 2024), CS1 errors: missing periodical, ... (December 2020, May 2021, January 2022), Vague or ambiguous time (May 2024), Page number citations needed (March 2025) |
| Chalcedony | Low | Start | 1 | December 2009 | ... (December 2009) |
| Chalcopyrite | Mid | C | 1 | March 2023 | ... (March 2023) |
| Challenger Deep | Mid | C | 8 | December 2019 | ... (December 2019, March 2021), Incomplete citations (January 2020), Failed verification (January 2020), Articles using infobox body of water without pushpin map alt, Potentially dated statements (July 2022), CS1 errors: periodical ignored, Dead external links {{dead link}} (October 2025) |
| Chamrao Parbat II | Low | Start | 1 | January 2021 | ... (January 2021) |
| Charles A. Whitten Medal | Low | List | 1 | November 2020 | ... (November 2020) |
| Charles David Curtis (BLP) | Low | Stub | 2 | December 2011 | ... (December 2011), Dead external links {{dead link}} (August 2017) |
| Charles Konig | Low | Stub | 1 | April 2011 | ... (April 2011) |
| Charles William Peach | Low | Start | 1 | August 2024 | ... (August 2024) |
| Charnockite | Low | C | 1 | January 2022 | ... (January 2022) |
| Chat (mining) | Low | Start | 2 | June 2025 | ... (June 2025), Unsourced passages need footnotes {{More citations needed}} (June 2025) |
| Chattanooga Shale | Low | Stub | 2 | June 2017 | ... (June 2017), Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Chelyabinsk meteor | High | B | 4 | November 2019 | ... (November 2019, December 2020, September 2024, October 2024) |
| Chesapeake Bay impact crater | Low | Start | 1 | July 2024 | ... (July 2024) |
| Chico Hot Springs | Unknown | Start | 2 | February 2020 | ... (February 2020, March 2020) |
| Chikyū | Low | C | 3 | May 2013 | Update needed (May 2013), ... (May 2013, June 2020) |
| Chile Ridge | Low | C | 2 | January 2022 | Coordinates needed, ... (January 2022) |
| Chinga meteorite | Low | Start | 2 | December 2012 | Potentially dated statements (December 2012), ... (December 2012) |
| Chipola Formation | Mid | Start | 1 | March 2020 | ... (March 2020) |
| Chondrite | High | C | 1 | July 2008 | ... (July 2008) |
| Christian Leopold von Buch | High | Start | 1 | February 2022 | ... (February 2022) |
| Christopher A. Scholz (BLP) | Low | Start | 1 | June 2023 | ... (June 2023) |
| Christopher Hansteen | Mid | C | 1 | March 2009 | ... (March 2009) |
| Chrysoberyl | Mid | Start | 2 | May 2024 | Unsourced passages need footnotes {{More citations needed}} (May 2024), ... (May 2024) |
| Chrysoprase | Low | Start | 1 | August 2011 | ... (August 2011) |
| Chrysotile | Mid | B | 3 | July 2020 | Dead external links {{dead link}} (July 2020), Pages with broken anchors (see article talk page, remove when fixed), ... (January 2024) |
| Cimmeria (continent) | Mid | Start | 5 | July 2016 | Expansion needed (July 2016), Unsourced passages need footnotes {{More citations needed}} (November 2016), CS1 errors: missing periodical, ... (February 2023), Dead external links {{dead link}} (January 2025) |
| Cindy Ann Yeilding (BLP) | Low | C | 2 | March 2022 | ... (March 2022), Vague or ambiguous time (March 2022) |
| Cinnabar | Mid | C | 5 | July 2015 | Factual verification needed (July 2015), Page number citations needed (July 2015), ... (July 2015, January 2021), CS1 errors: ISBN date |
| Citarik Fault | Low | Start | 1 | December 2023 | ... (December 2023) |
| Clade | Mid | C | 3 | March 2019 | ... (March 2019, August 2025), Vague or ambiguous time (May 2024) |
| Clair Patterson | Low | C | 2 | December 2020 | ... (December 2020), Reference cleanup (July 2025) |
| Clarence King | High | Start | 2 | April 2023 | ... (April 2023), CS1 errors: ISBN date |
| Claudia Alexander | Low | C | 2 | December 2023 | Dead external links {{dead link}} (December 2023), ... (July 2025) |
| Clay | Mid | B | 2 | December 2020 | ... (December 2020, June 2025) |
| Clearwater Lakes | Low | Start | 3 | February 2023 | Articles using infobox body of water without alt, Articles using infobox body of water without pushpin map alt, ... (February 2023) |
| Cliff | Mid | Start | 4 | March 2014 | ... (March 2014, August 2019), Unsourced passages need footnotes {{More citations needed}} (March 2017), Dead external links {{dead link}} (January 2022) |
| Clifford Harry Thompson | Low | Start | 1 | January 2022 | ... (January 2022) |
| Cliffs of Moher | Low | C | 2 | July 2010 | ... (July 2010, August 2025) |
| Climate across Cretaceous–Paleogene boundary | Low | C | 6 | September 2014 | Cleanup needed (September 2014, September 2014), ... (March 2015, August 2018, March 2021), CS1 errors: periodical ignored |
| Climate change and poverty | Mid | C | 5 | December 2012 | Dead external links {{dead link}} (December 2012, December 2021), Factual verification needed (December 2021), ... (December 2021), Cites unreliable sources (April 2024) |
| Climate change mitigation | Low | C | 6 | 2019 | Potentially dated statements (2019, 2022), Update needed (January 2022), ... (November 2022), Cites unreliable sources (December 2022), Pages with broken anchors (see article talk page, remove when fixed) |
| Climate variability and change | High | C | 1 | September 2016 | ... (September 2016) |
| Clumped isotopes | Unknown | Start | 1 | January 2021 | ... (January 2021) |
| Coachella Valley | Low | B | 21 | April 2007 | ... (April 2007, July 2009, June 2010, February 2011, June 2011, November 2011, August 2014, April 2015, November 2015, March 2019, July 2019, January 2020, June 2020, May 2025), Unsourced passages need footnotes {{More citations needed}} (April 2012, July 2012, August 2012, April 2018, June 2020), Potentially dated statements (2013), Update needed (May 2025) |
| Coal | High | C | 5 | 2018 | Potentially dated statements (2018, 2019), Pages with broken anchors (see article talk page, remove when fixed), Reorganization needed (April 2025), ... (August 2025) |
| Coal mining | Low | B | 5 | October 2014 | ... (October 2014, January 2021), Factual verification needed (May 2015), Potentially dated statements (2023), Page number citations needed (December 2024) |
| Coastal erosion in Louisiana | Low | C | 1 | June 2023 | ... (June 2023) |
| Cobaltite | Low | Start | 1 | April 2022 | ... (April 2022) |
| Coccinite | Low | Stub | 1 | January 2014 | ... (January 2014) |
| Colca Canyon | Low | Start | 3 | May 2015 | Unsourced passages need footnotes {{More citations needed}} (May 2015), ... (April 2021), Clarification needed (April 2021) |
| Colin Campbell (geologist) | Mid | Start | 2 | June 2012 | ... (June 2012), Dead external links {{dead link}} (August 2017) |
| Colluvium | Mid | Start | 1 | January 2016 | ... (January 2016) |
| Colombian emeralds | Mid | Start | 4 | March 2014 | Expert attention needed (March 2014), ... (January 2017, February 2023) |
| Coltan | Low | B | 6 | October 2015 | Factual verification needed (October 2015), Disputed statements (May 2016), Cites unreliable sources (February 2018), Dead external links {{dead link}} (July 2019, July 2020), ... (June 2025) |
| Commodore Mine (Queensland, Australia) | Low | Start | 1 | August 2025 | ... (August 2025) |
| Composition of Mars | High | B | 3 | January 2011 | Page number citations needed (January 2011), Incomplete citations (July 2023), ... (July 2023) |
| Conchoidal fracture | Low | Start | 2 | November 2013 | ... (November 2013, March 2025) |
| Concretion | Low | B | 1 | May 2010 | ... (May 2010) |
| Coniacian | Low | Start | 2 | February 2024 | Unsourced passages need footnotes {{More citations needed}} (February 2024), ... (February 2024) |
| Conoscopy | Low | Start | 1 | July 2024 | ... (July 2024) |
| Contact (geology) | Mid | Start | 1 | April 2018 | ... (April 2018) |
| Continent | High | B | 2 | October 2014 | ... (October 2014), Factual verification needed (October 2021) |
| Continental drift | High | B | 2 | May 2018 | ... (May 2018), CS1 errors: ISBN date |
| Continental drip | Low | Stub | 1 | November 2021 | ... (November 2021) |
| Continental fragment | Mid | Start | 1 | October 2020 | ... (October 2020) |
| Convergent boundary | Mid | Start | 3 | May 2023 | ... (May 2023, July 2025, August 2025) |
| Copper mining in the United States | Low | Start | 2 | May 2008 | ... (May 2008), Pages with broken anchors (see article talk page, remove when fixed) |
| Cordilleran ice sheet | Mid | C | 2 | November 2022 | Dead external links {{dead link}} (November 2022), ... (January 2023) |
| Core sample | Mid | Start | 2 | January 2023 | Unsourced passages need footnotes {{More citations needed}} (January 2023), ... (June 2024) |
| Core–mantle boundary | High | Start | 1 | August 2018 | ... (August 2018) |
| Cornelia C. Cameron | Unknown | C | 10 | July 2020 | Clarification needed (July 2020), Dead external links {{dead link}} (July 2020, June 2021), Style editing needed (February 2021), Unsourced passages need footnotes {{More citations needed}} (February 2021), Introduction cleanup (February 2021), Page number citations needed (June 2021), Factual verification needed (June 2021), ... (June 2021), Cites unreliable sources (June 2021) |
| Coulee | Low | Start | 1 | April 2017 | ... (April 2017) |
| Cove (Appalachian Mountains) | Low | Start | 1 | July 2023 | ... (July 2023) |
| Crater Glacier | Low | B | 2 | December 2013 | ... (December 2013), Update needed (December 2020) |
| Cratonic sequence | Mid | Stub | 2 | January 2011 | Too technical (January 2011), ... (April 2023) |
| Cretaceous | Top | B | 2 | April 2017 | ... (April 2017), CS1 errors: generic name |
| Cromer Knoll Group | Low | Stub | 1 | December 2022 | ... (December 2022) |
| Cross bracing | Low | Stub | 2 | January 2021 | Unsourced passages need footnotes {{More citations needed}} (January 2021), ... (August 2025) |
| Cross section (geology) | Mid | Start | 1 | September 2025 | ... (September 2025) |
| Cross-bedding | Low | C | 1 | July 2010 | ... (July 2010) |
| Crosswicks Clay | Low | Stub | 6 | June 2020 | Unsourced passages need footnotes {{More citations needed}} (June 2020), Has general references but lacks inline footnotes (June 2020), Cites unreliable sources (December 2023), Vague or ambiguous geographic scope (December 2023), Accuracy disputes or self-published (December 2023), ... (December 2023) |
| Crowder Formation | Low | Stub | 1 | July 2020 | ... (July 2020) |
| Crowley Lake | Low | Start | 3 | November 2013 | Unsourced passages need footnotes {{More citations needed}} (November 2013), Articles using infobox body of water without alt, ... (July 2023) |
| Cruziana | Low | Stub | 1 | September 2018 | ... (September 2018) |
| Cryogenian | Mid | C | 1 | August 2025 | ... (August 2025) |
| Cryolite | Low | Start | 1 | January 2021 | ... (January 2021) |
| Cryosphere | Mid | C | 2 | September 2023 | Pages with broken anchors (see article talk page, remove when fixed), ... (September 2023) |
| Cryovolcano | Low | GA | 1 | May 2025 | ... (May 2025) |
| Cu Y Zeolite | Unknown | Start | 2 | March 2015 | Has general references but lacks inline footnotes (March 2015), ... (November 2024) |
| Cubic crystal system | Low | C | 2 | July 2015 | ... (July 2015, June 2021) |
| Cuesta | Low | Start | 2 | November 2016 | ... (November 2016, June 2019) |
| Cukang Taneuh | Unknown | Stub | 4 | April 2024 | CS1 errors: missing title, CS1 errors: bare URL, Promotional tone (April 2024), ... (July 2024) |
| Cumberlandite | Low | Stub | 1 | October 2025 | ... (October 2025) |
| Dabeigou Formation | Low | Stub | 1 | November 2017 | ... (November 2017) |
| Dacite | High | Start | 1 | February 2018 | ... (February 2018) |
| Dadu Plateau | Low | Stub | 1 | August 2025 | ... (August 2025) |
| Dajia Riverside Park | Low | Start | 1 | January 2019 | ... (January 2019) |
| Dakhla Formation | Low | Stub | 1 | October 2025 | ... (October 2025) |
| Dakota Formation | Low | Start | 3 | September 2010 | ... (September 2010, March 2021), Pages with broken anchors (see article talk page, remove when fixed) |
| Dal Lake | Low | C | 2 | July 2022 | ... (July 2022), CS1 errors: periodical ignored |
| Dalle à ammonites | Low | C | 2 | February 2022 | ... (February 2022), Unsourced passages need footnotes {{More citations needed}} (April 2022) |
| Dallol (hydrothermal system) | High | C | 1 | January 2025 | ... (January 2025) |
| Daniel Barringer (geologist) | Mid | Start | 1 | November 2020 | ... (November 2020) |
| Daniel Wilson (academic) | Low | Start | 1 | January 2012 | ... (January 2012) |
| Danube Sinkhole | Low | Start | 3 | May 2020 | Weasel-worded phrases (May 2020), Unsourced passages need footnotes {{More citations needed}} (May 2020), ... (May 2020) |
| Danxia landform | Low | C | 1 | October 2020 | ... (October 2020) |
| David Beerling (BLP) | Low | Start | 6 | April 2015 | Potentially dated statements (2015), ... (April 2015, March 2016), Too technical (March 2016), Cites unreliable sources (January 2021), Promotional tone (August 2025) |
| David Forbes (mineralogist) | Low | Start | 1 | June 2016 | ... (June 2016) |
| David Jablonski (BLP) | Low | Start | 1 | June 2013 | ... (June 2013) |
| David S. McKay | Low | Start | 2 | August 2011 | ... (August 2011), Promotional tone (February 2023) |
| David S. Powars (BLP) | Unknown | Stub | 1 | August 2021 | ... (August 2021) |
| Debra Kimiko Nishida (BLP) | Unknown | C | 4 | October 2023 | CS1 errors: missing periodical, Orphaned (October 2023), Vague or ambiguous time (October 2023), ... (October 2023) |
| Demantoid | Low | Start | 3 | August 2011 | Unsourced passages need footnotes {{More citations needed}} (August 2011), ... (August 2011), Dead external links {{dead link}} (June 2016) |
| Demian Saffer (BLP) | Unknown | C | 3 | February 2023 | Conflict of interest (February 2023), Categories needed (February 2023), ... (March 2023) |
| Deoban | Low | Start | 2 | January 2021 | ... (January 2021), Link rot cleanup (March 2022) |
| Desert | Mid | GA | 2 | January 2023 | ... (January 2023), Dead external links {{dead link}} (August 2024) |
| Devils Hole | Low | B | 1 | October 2022 | ... (October 2022) |
| Devon | Mid | C | 8 | March 2010 | Unsourced passages need footnotes {{More citations needed}} (March 2010, February 2019), ... (August 2010, December 2016, June 2017, March 2023), Dead external links {{dead link}} (March 2018), Potentially dated statements (2023) |
| Devonian | Top | B | 1 | December 2017 | ... (December 2017) |
| Diamond Rock | Low | B | 2 | September 2012 | Vague or ambiguous time (September 2012), ... (June 2019) |
| Diane Loranger | Low | C | 4 | February 2021 | CS1 errors: missing periodical, ... (February 2021, December 2024), CS1 errors: ISBN date |
| Diapir | Mid | Start | 3 | May 2009 | ... (May 2009), Clarification needed (August 2018, October 2018) |
| Diatom | High | B | 4 | February 2016 | ... (February 2016), Page number citations needed (March 2017), Dead external links {{dead link}} (March 2020), Weasel-worded phrases (March 2025) |
| Diatomaceous earth | Low | B | 6 | March 2013 | ... (March 2013, April 2021, July 2023, October 2024), Dead external links {{dead link}} (January 2024), Cites unreliable sources (October 2024) |
| Digby McLaren | Low | Start | 2 | March 2013 | Unsourced passages need footnotes {{More citations needed}} (March 2013), ... (January 2023) |
| Digital outcrop model | Mid | C | 1 | February 2020 | ... (February 2020) |
| Discrete element method | Low | C | 2 | November 2019 | Unsourced passages need footnotes {{More citations needed}} (November 2019), ... (August 2025) |
| Dissected plateau | Mid | Start | 2 | November 2015 | Limited geographic scope (November 2015), ... (August 2022) |
| Dniester Canyon | Unknown | Start | 1 | August 2024 | ... (August 2024) |
| Don L. Anderson | Mid | Start | 5 | January 2015 | Vague or ambiguous time (January 2015), ... (February 2021), Unsourced passages need footnotes {{More citations needed}} (February 2021), Weasel-worded phrases (February 2021), Wikipedia neutral point of view disputes (February 2021) |
| Don Lessem (BLP) | Low | C | 2 | December 2023 | Potentially dated statements (2024), ... (December 2023) |
| Donald DePaolo (BLP) | Low | Start | 4 | March 2013 | Has general references but lacks inline footnotes (March 2013), BLP articles lacking sources (August 2021, April 2024), ... (April 2024) |
| Doris Malkin Curtis | Low | C | 4 | October 2023 | Cleanup needed (October 2023), Prose needed (October 2023), ... (October 2023), Style editing needed (October 2023) |
| Dorothy Jung Echols | Low | C | 4 | February 2025 | CS1 errors: ISBN, Peacock terms (February 2025), Cites unreliable sources (August 2025), ... (September 2025) |
| Doushantuo Formation | Mid | B | 2 | June 2008 | ... (June 2008, June 2015) |
| Downhill creep | Low | Start | 2 | August 2013 | Unsourced passages need footnotes {{More citations needed}} (August 2013), ... (April 2016) |
| Drainage basin | High | C | 4 | January 2017 | ... (January 2017, April 2023, May 2025), Clarification needed (October 2024) |
| Dresbachian | Low | Stub | 1 | December 2012 | ... (December 2012) |
| Drift mining | Low | Start | 2 | December 2015 | Expansion needed (December 2015), ... (January 2021) |
| Driftless Area | Mid | B | 5 | September 2009 | ... (September 2009, April 2014, March 2023), Potentially dated statements (2021), Dead external links {{dead link}} (June 2025) |
| Drilling jumbo | Unknown | Stub | 3 | March 2015 | Cites no sources (March 2015), ... (December 2023), Clarification needed (December 2023) |
| Dronino meteorite | Low | Start | 1 | December 2012 | ... (December 2012) |
| Drumlin | Low | C | 3 | July 2018 | ... (July 2018, July 2021), Page number citations needed (January 2023) |
| Dry valley | Low | Stub | 2 | December 2008 | ... (December 2008), Limited geographic scope (July 2023) |
| Dundrum, County Tipperary | Low | Start | 4 | October 2019 | ... (October 2019, February 2020, October 2021), Cites unreliable sources (October 2021) |
| Dunkirk transgression | Low | Start | 1 | November 2020 | ... (November 2020) |
| Dörthe Tetzlaff (BLP) | Unknown | Start | 2 | July 2021 | ... (July 2021), Categories needed (July 2021) |
| Eagle Ford Group | Low | Stub | 3 | January 2020 | ... (January 2020), Too technical (January 2020), Link rot cleanup (August 2024) |
| Eamon N. Doyle (BLP) | Low | C | 1 | June 2020 | ... (June 2020) |
| Early Cretaceous | Low | C | 1 | February 2024 | ... (February 2024) |
| Early Jurassic | Low | B | 2 | February 2024 | Unsourced passages need footnotes {{More citations needed}} (February 2024), ... (February 2024) |
| Early Triassic | Low | C | 1 | February 2024 | ... (February 2024) |
| Earth mass | Low | Start | 2 | August 2016 | ... (August 2016, January 2021) |
| Earth science | Top | C | 3 | February 2020 | ... (February 2020), Unsourced passages need footnotes {{More citations needed}} (August 2022, August 2025) |
| Earth tide | Mid | C | 1 | April 2022 | ... (April 2022) |
| Earth's circumference | High | C | 3 | April 2023 | Weasel-worded phrases (April 2023), ... (April 2023), Dead external links {{dead link}} (November 2023) |
| Earth's critical zone | Low | Stub | 1 | February 2023 | ... (February 2023) |
| Earth's crust | High | C | 2 | June 2024 | Pages using Template:Background color with invalid color combination, ... (June 2024) |
| Earth's inner core | High | B | 7 | May 2007 | ... (May 2007, March 2019, October 2020, July 2023, June 2025), CS1 errors: missing periodical, Clarification needed (March 2023) |
| Earth's orbit | High | B | 2 | January 2010 | ... (January 2010, November 2021) |
| Earthquake swarm | Mid | Start | 2 | July 2022 | ... (July 2022), Potentially dated statements (April 2025) |
| East African Rift | Mid | B | 2 | March 2019 | Page number citations needed (March 2019), ... (February 2021) |
| East European Plain | High | Start | 1 | May 2014 | ... (May 2014) |
| East Luzon Trough | Unknown | Start | 2 | March 2022 | Coordinates needed, ... (March 2022) |
| Echkar Formation | Low | Start | 1 | February 2023 | ... (February 2023) |
| Economic geology | High | Start | 2 | January 2021 | ... (January 2021, March 2024) |
| Ectasian | Low | Stub | 1 | June 2024 | ... (June 2024) |
| Edna Fault | Unknown | Stub | 2 | June 2018 | ... (June 2018), Dead external links {{dead link}} (August 2025) |
| Edward P. F. Rose (BLP) | Low | B | 1 | August 2023 | ... (August 2023) |
| Edwin John Beer | Low | Start | 2 | August 2016 | Failed verification (August 2016), ... (March 2017) |
| Effective medium approximations | Mid | C | 1 | September 2018 | ... (September 2018) |
| Effusive eruption | Low | Start | 1 | December 2023 | ... (December 2023) |
| Ehalkivi | Unknown | Stub | 1 | March 2022 | ... (March 2022) |
| Eleanor Seely Salmon | Unknown | Start | 1 | March 2021 | ... (March 2021) |
| Elevation crater | Low | Start | 1 | November 2022 | ... (November 2022) |
| Elizabeth Cobbold | Unknown | C | 1 | April 2018 | ... (April 2018) |
| Elk River Formation | Low | Stub | 1 | June 2024 | ... (June 2024) |
| Emathia (Macedonia) | Low | Start | 2 | May 2023 | ... (May 2023), Weasel-worded phrases (October 2023) |
| Emerald | Low | C | 3 | June 2022 | ... (June 2022), Factual verification needed (June 2022), CS1 errors: ISBN date |
| Empire Formation | Low | Stub | 1 | June 2024 | ... (June 2024) |
| Enayat Ahmad | Low | C | 5 | July 2022 | ... (July 2022, August 2022, September 2022), Unsourced passages need footnotes {{More citations needed}} (July 2022), CS1 errors: ISBN date |
| End-Ediacaran extinction | High | C | 1 | October 2024 | ... (October 2024) |
| Enhanced geothermal system | Mid | C | 4 | June 2022 | Update needed (June 2022), ... (February 2023, August 2023), Dead external links {{dead link}} (March 2024) |
| Enrichment factor | Low | Stub | 1 | November 2023 | ... (November 2023) |
| Enstatite | Mid | Start | 2 | September 2008 | ... (September 2008), Has general references but lacks inline footnotes (November 2019) |
| Environmental Earth Sciences | Low | Start | 2 | October 2019 | ... (October 2019), Cites unreliable sources (October 2019) |
| Environmental impact of fracking in the United States | Low | C | 10 | April 2013 | ... (March 2014, April 2015), Cites unreliable sources (September 2014), Failed verification (April 2013), Clarification needed (July 2015, April 2019), Update needed (March 2017), Potentially dated statements (February 2019), Dead external links {{dead link}} (August 2019), CS1 errors: missing periodical |
| Environmental radioactivity | Mid | C | 5 | November 2008 | Expert attention needed (November 2008), ... (November 2010, November 2012), Unsourced passages need footnotes {{More citations needed}} (November 2010) |
| Eoarchean | Mid | C | 3 | June 2021 | Clarification needed (June 2021), Potentially dated statements (September 2021), ... (February 2023) |
| Eocene | High | B | 1 | February 2022 | ... (February 2022) |
| Epicenter | High | C | 2 | October 2023 | Pages with broken anchors (see article talk page, remove when fixed), ... (October 2023) |
| Equatorial ridge | Low | Start | 6 | September 2007 | ... (September 2007, June 2019, May 2024), Expansion needed (May 2024), Unsourced passages need footnotes {{More citations needed}} (May 2024), Link rot cleanup (August 2024) |
| Equigranular | Low | Stub | 1 | November 2024 | ... (November 2024) |
| Eratosthenian | Mid | Start | 2 | December 2009 | Unsourced passages need footnotes {{More citations needed}} (December 2009), ... (May 2025) |
| Eric Grosfils (BLP) | Low | Stub | 2 | August 2021 | ... (August 2021), Cites unreliable sources (August 2021) |
| Erling Dorf | Low | Start | 1 | August 2021 | ... (August 2021) |
| Eromanga Sea | Low | Start | 1 | September 2023 | ... (September 2023) |
| Erythrite | Mid | Start | 1 | October 2022 | ... (October 2022) |
| Estuary | Mid | C | 2 | June 2012 | Clarification needed (June 2012), ... (December 2020) |
| Eternal flame | Low | Start | 3 | September 2018 | ... (September 2018, December 2022, July 2024) |
| Everglades | Mid | GA | 4 | 2008 | Potentially dated statements (2008, 2017), ... (February 2018), Dead external links {{dead link}} (April 2025) |
| Evolutionary history of plants | High | B | 7 | April 2008 | Clarification needed (April 2008), Factual verification needed (April 2008), Reference errors, ... (December 2015, April 2018, June 2024), Pages with broken anchors (see article talk page, remove when fixed) |
| Ewingite | Low | Start | 1 | January 2025 | ... (January 2025) |
| Exhumation (geology) | Low | C | 1 | December 2020 | ... (December 2020) |
| Exoskeleton | Low | C | 4 | September 2020 | ... (September 2020, May 2023), Clarification needed (September 2020), CS1 errors: periodical ignored |
| Explorers Program | Low | C | 2 | September 2024 | ... (September 2024, October 2025) |
| Extinction event | High | B | 1 | July 2007 | ... (July 2007) |
| Extraterrestrial (TV program) | Low | C | 3 | May 2009 | ... (May 2009, October 2017), Unsourced passages need footnotes {{More citations needed}} (October 2011) |
| Extraterrestrial materials | Low | C | 1 | July 2019 | ... (July 2019) |
| Facies | High | Start | 1 | June 2016 | ... (June 2016) |
| Farman Salmanov | Mid | Start | 3 | March 2016 | Has general references but lacks inline footnotes (March 2016), ... (March 2016), Dead external links {{dead link}} (December 2017) |
| Felsic | Low | Start | 1 | March 2019 | ... (March 2019) |
| Fencepost limestone | Low | B | 3 | September 2023 | ... (September 2023), Cites unreliable sources (September 2023), Dead external links {{dead link}} (August 2025) |
| Fforest Fawr Geopark | Low | Start | 1 | October 2017 | ... (October 2017) |
| Fissility (geology) | Mid | Stub | 1 | February 2020 | ... (February 2020) |
| Fjære Granite | Low | Start | 1 | September 2025 | ... (September 2025) |
| Flaser bed | Mid | Stub | 1 | September 2022 | ... (September 2022) |
| Flashline Mars Arctic Research Station | Low | C | 3 | October 2013 | ... (October 2013), Dead external links {{dead link}} (October 2017, November 2017) |
| Flint | Low | Start | 4 | July 2019 | ... (July 2019), Dead external links {{dead link}} (January 2022), Limited geographic scope (October 2023), Off-topic sections (August 2025) |
| Flood basalt | High | Start | 3 | June 2021 | ... (June 2021), Dead external links {{dead link}} (June 2021), Pages with broken anchors (see article talk page, remove when fixed) |
| Flood geology | High | B | 4 | June 2014 | ... (June 2014, December 2018), Pages with broken anchors (see article talk page, remove when fixed), CS1 errors: ISBN date |
| Foreland basin | High | C | 4 | July 2008 | ... (July 2008), Unsourced passages need footnotes {{More citations needed}} (May 2022), Page number citations needed (May 2022, June 2023) |
| Fosse Dionne | Low | Start | 3 | December 2019 | Unsourced passages need footnotes {{More citations needed}} (December 2019), ... (December 2019), Dead external links {{dead link}} (May 2020) |
| Fracking | Mid | C | 9 | December 2011 | ... (December 2011, August 2015, November 2015, July 2019, October 2020, December 2020), Clarification needed (August 2014, November 2015, July 2022) |
| Fracking in the United Kingdom | Low | C | 13 | March 2016 | Clarification needed (March 2016, March 2017, April 2017), Original research (March 2016, March 2017), Failed verification (March 2016), ... (March 2016, December 2016, March 2017, April 2017), CS1 errors: missing periodical, CS1 errors: periodical ignored, Link rot cleanup (August 2025) |
| Fracking in the United States | Low | C | 15 | December 2012 | ... (December 2012, August 2022, May 2024), Cites unreliable sources (December 2012, September 2014, October 2014, December 2014), Dead external links {{dead link}} (September 2014, June 2016, September 2017), Page number citations needed (September 2014), Factual verification needed (October 2014, October 2022), Update needed (November 2016, November 2024) |
| Fracking proppants | Low | C | 1 | January 2015 | ... (January 2015) |
| Fractional crystallization (geology) | Mid | Start | 1 | November 2020 | ... (November 2020) |
| Francis Alger | Unknown | B | 1 | June 2024 | ... (June 2024) |
| Fraser Canyon | Low | C | 5 | October 2015 | Page number citations needed (October 2015), Has general references but lacks inline footnotes (October 2015), ... (January 2020, February 2023), Unsourced passages need footnotes {{More citations needed}} (February 2023) |
| Frederick Augustus Genth | Low | Start | 1 | March 2013 | ... (March 2013) |
| Frederick C. Finkle | Low | C | 1 | January 2013 | ... (January 2013) |
| Frederick Haynes Newell | Mid | Start | 1 | April 2022 | ... (April 2022) |
| G. V. R. Prasad (BLP) | Unknown | Start | 1 | May 2025 | ... (May 2025) |
| Gabbro | High | C | 1 | May 2023 | ... (May 2023) |
| Gabi Schneider (BLP) | Unknown | Start | 2 | February 2023 | Notability unclear (February 2023), ... (February 2023) |
| Gadolinite | Mid | Start | 1 | July 2020 | ... (July 2020) |
| Galilee (ship) | Low | B | 1 | May 2022 | ... (May 2022) |
| Galmoy Mine | Low | Start | 1 | September 2021 | ... (September 2021) |
| Garnet | Mid | B | 5 | November 2008 | ... (November 2008, December 2012, February 2021), Introduction cleanup (January 2024), Dead external links {{dead link}} (May 2024) |
| Gas hydrate stability zone | Unknown | Start | 1 | May 2019 | ... (May 2019) |
| Gault | Low | Start | 1 | January 2025 | ... (January 2025) |
| Gawler Craton | Low | C | 2 | December 2007 | Unsourced passages need footnotes {{More citations needed}} (December 2007), ... (January 2022) |
| Gehenna | Low | C | 2 | April 2018 | ... (April 2018), Expansion needed (October 2024) |
| Gelasian | Mid | C | 1 | September 2025 | ... (September 2025) |
| Gellért Hill Cave | Low | Start | 1 | August 2019 | ... (August 2019) |
| Gemstone | Low | C | 4 | November 2020 | Incomplete citations (November 2020), Potentially dated statements (2023), Clarification needed (August 2023), ... (April 2024) |
| Geobotanical prospecting | Low | C | 1 | May 2024 | ... (May 2024) |
| Geochemical cycle | High | Start | 2 | July 2022 | ... (July 2022), Weasel-worded phrases (July 2022) |
| Geodetic datum | Mid | C | 2 | November 2016 | ... (November 2016, May 2021) |
| Geodiversity | Mid | Start | 1 | October 2019 | ... (October 2019) |
| Geoglyphs of Chug-Chug | Unknown | Stub | 1 | October 2015 | ... (October 2015) |
| Geographical pole | High | Start | 1 | May 2014 | ... (May 2014) |
| Geography of Jamaica | Low | Start | 6 | 2006 | Detailed references needed, Potentially dated statements (2006), Expansion needed (July 2014), Dead external links {{dead link}} (March 2019, November 2023), ... (October 2020) |
| Geologic temperature record | Mid | Start | 3 | February 2008 | ... (April 2008, February 2017), Expansion needed (February 2008) |
| Geological Museum | Low | C | 2 | July 2024 | CS1 errors: generic name, ... (July 2024) |
| Geological Museum and Art Gallery (Dilijan) | Unknown | Stub | 3 | August 2016 | Unsourced passages need footnotes {{More citations needed}} (August 2016), ... (August 2016), Orphaned (September 2016) |
| Geological history of Earth | Top | B | 1 | June 2024 | ... (June 2024) |
| Geological monument Star stones | Low | C | 2 | July 2024 | Orphaned (July 2024), ... (July 2024) |
| Geological structure measurement by LiDAR | Low | C | 1 | November 2021 | ... (November 2021) |
| Geologist | Top | C | 1 | November 2024 | ... (November 2024) |
| Geologist's hammer | Low | Start | 2 | February 2022 | ... (February 2022), Unsourced passages need footnotes {{More citations needed}} (February 2022) |
| Geologists Day | Low | Stub | 2 | April 2021 | ... (April 2021), Has general references but lacks inline footnotes (April 2021) |
| Geology | Top | C | 3 | September 2019 | Failed verification (September 2019), ... (October 2025), Off-topic sections (October 2025) |
| Geology of Alderley Edge | Mid | B | 2 | August 2018 | Unsourced passages need footnotes {{More citations needed}} (August 2018), ... (November 2019) |
| Geology of Armenia | Mid | Start | 1 | October 2020 | ... (October 2020) |
| Geology of Bolivia | Mid | C | 1 | April 2017 | ... (April 2017) |
| Geology of British Columbia | Low | Start | 2 | October 2008 | ... (October 2008), Has general references but lacks inline footnotes (December 2022) |
| Geology of Cambodia | Unknown | Start | 2 | August 2018 | ... (August 2018), Clarification needed (November 2021) |
| Geology of Cornwall | Mid | Start | 3 | 2007 | Potentially dated statements (2007), ... (November 2009), Unsourced passages need footnotes {{More citations needed}} (December 2009) |
| Geology of Costa Rica | Unknown | Start | 1 | November 2018 | ... (November 2018) |
| Geology of England | Mid | B | 2 | October 2018 | ... (October 2018), Introduction cleanup (March 2021) |
| Geology of Eswatini | Unknown | Start | 2 | April 2024 | Potentially dated statements (April 2024), ... (April 2024) |
| Geology of Hungary | Low | C | 1 | May 2020 | ... (May 2020) |
| Geology of Liechtenstein | Low | Start | 1 | April 2025 | ... (April 2025) |
| Geology of Madeira | Low | Start | 1 | August 2022 | ... (August 2022) |
| Geology of Nevada | Low | C | 2 | October 2018 | ... (October 2018), Unsourced passages need footnotes {{More citations needed}} (April 2023) |
| Geology of Newfoundland and Labrador | Unknown | C | 2 | November 2018 | Cites unreliable sources (November 2018), ... (November 2018) |
| Geology of North America | Mid | C | 2 | May 2013 | ... (May 2013), CS1 errors: missing periodical |
| Geology of North Macedonia | Low | C | 4 | March 2021 | ... (March 2021), Link rot cleanup (March 2022, August 2022), Cleanup needed (August 2022) |
| Geology of Pakistan | Low | Stub | 2 | June 2019 | Unsourced passages need footnotes {{More citations needed}} (June 2019), ... (November 2022) |
| Geology of Russia | Mid | Start | 5 | March 2013 | ... (March 2013, December 2019), Dead external links {{dead link}} (January 2017), CS1 errors: missing periodical, CS1 errors: periodical ignored |
| Geology of Saudi Arabia | Unknown | Start | 1 | February 2023 | ... (February 2023) |
| Geology of Shropshire | Mid | Start | 2 | February 2008 | Has general references but lacks inline footnotes (February 2008), ... (September 2022) |
| Geology of Snowdonia National Park | Low | C | 1 | February 2023 | ... (February 2023) |
| Geology of Somalia | Unknown | Start | 1 | April 2022 | ... (April 2022) |
| Geology of South Australia | Low | C | 1 | May 2020 | ... (May 2020) |
| Geology of Turkey | Mid | Start | 3 | February 2007 | Unsourced passages need footnotes {{More citations needed}} (May 2007), ... (February 2007, May 2007) |
| Geology of Ukraine | Low | Start | 1 | February 2025 | ... (February 2025) |
| Geology of Venus | High | C | 4 | October 2016 | ... (October 2016, May 2023, August 2025), Unsourced passages need footnotes {{More citations needed}} (February 2020) |
| Geology of Zealandia | Unknown | C | 1 | September 2023 | ... (September 2023) |
| Geology of the Appalachians | Mid | C | 1 | December 2023 | ... (December 2023) |
| Geology of the Australian Capital Territory | Low | B | 2 | June 2007 | ... (June 2007), CS1 errors: missing periodical |
| Geology of the Iberian Peninsula | Mid | C | 2 | December 2013 | Clarification needed (December 2013), ... (March 2018) |
| Geology of the Rocky Mountains | Mid | C | 1 | November 2023 | ... (November 2023) |
| Geology of the Sahrawi Arab Democratic Republic | Low | Start | 2 | June 2018 | ... (June 2018), Vague or ambiguous time (June 2018) |
| Geology of the United Arab Emirates | Low | Start | 2 | December 2018 | ... (December 2018), CS1 errors: missing periodical |
| Geology of the Zion and Kolob canyons area | Low | FA | 1 | December 2022 | ... (December 2022) |
| Geomagnetic excursion | Mid | Start | 2 | March 2010 | Original research (March 2010), ... (June 2022) |
| Geomorphology | High | B | 2 | June 2014 | ... (June 2014), CS1 errors: ISBN date |
| Geophotography | Low | C | 1 | August 2022 | ... (August 2022) |
| Geophysical signal analysis | Low | Start | 2 | February 2022 | ... (February 2022), Pages with broken anchors (see article talk page, remove when fixed) |
| George E. Nowotny (BLP) | Low | Start | 1 | October 2013 | ... (October 2013) |
| George Jennings Hinde | Low | Start | 2 | October 2021 | ... (October 2021), Unsourced passages need footnotes {{More citations needed}} (August 2025) |
| George Stanfield Blake | Low | Start | 1 | December 2018 | ... (December 2018) |
| Georgius Agricola | High | C | 2 | February 2021 | ... (February 2021), CS1 errors: ISBN date |
| Geothermal activity | High | C | 2 | March 2025 | CS1 errors: missing periodical, ... (March 2025) |
| Geothermal desalination | Low | Start | 2 | September 2025 | Page number citations needed (September 2025), ... (September 2025) |
| Geothermal energy | High | B | 5 | February 2014 | Page number citations needed (February 2014), Update needed (October 2020, November 2020), Limited geographic scope (November 2020), ... (September 2024) |
| Geothermal gradient | Mid | Start | 4 | August 2018 | ... (August 2018), Disputed statements (August 2021), Factual verification needed (August 2021), Dead external links {{dead link}} (May 2024) |
| Geothermal power | Mid | C | 3 | May 2010 | ... (May 2010, September 2024), Potentially dated statements (2022) |
| Geothermobarometry | Mid | Start | 1 | September 2023 | ... (September 2023) |
| Geotourism | Mid | Start | 3 | July 2021 | ... (July 2021, October 2024), Unsourced passages need footnotes {{More citations needed}} (October 2024) |
| Giant's kettle | Low | Start | 1 | June 2024 | ... (June 2024) |
| Giant-impact hypothesis | High | B | 3 | December 2013 | ... (December 2013, July 2019), Vague or ambiguous time (September 2020) |
| Gibbsite | Low | C | 2 | January 2013 | ... (January 2013, October 2020) |
| Gibraltar Arc | Mid | Stub | 1 | April 2014 | ... (April 2014) |
| Ginette Aumassip | Low | Start | 1 | December 2020 | ... (December 2020) |
| Giovanni Capellini | Unknown | C | 1 | January 2013 | ... (January 2013) |
| Glacial lake outburst flood | Low | C | 1 | September 2022 | ... (September 2022) |
| Glen | Low | Stub | 2 | August 2016 | ... (August 2016), Page number citations needed (February 2024) |
| Glen Coe | Low | B | 4 | June 2024 | ... (June 2024, September 2025), Update needed (August 2025), Dead external links {{dead link}} (September 2025) |
| Gleysol | Low | Start | 1 | January 2025 | ... (January 2025) |
| Glières plateau | Low | C | 3 | September 2011 | Unsourced passages need footnotes {{More citations needed}} (September 2011, October 2025), ... (October 2025) |
| Gold | Mid | B | 12 | June 2016 | Dead external links {{dead link}} (June 2016, December 2021), Clarification needed (April 2019, September 2023, January 2025), Potentially dated statements (2020, October 2025), Update needed (May 2022), Vague or ambiguous time (January 2024), ... (January 2024, May 2024, January 2025) |
| Gold mining | Unknown | C | 8 | June 2010 | ... (September 2010, July 2013), Update needed (June 2010), Potentially dated statements (2020), CS1 errors: periodical ignored, Cites unreliable sources (December 2023), CS1 errors: ISBN date, Clarification needed (June 2025) |
| Gough's Cave | Low | Start | 1 | December 2024 | ... (December 2024) |
| Gran Sabana | Mid | Stub | 6 | September 2012 | Unsourced passages need footnotes {{More citations needed}} (September 2012, December 2024), ... (August 2018), Copy edit needed (April 2024), Update needed (December 2024), Vague or ambiguous time (December 2024) |
| Grand Banks of Newfoundland | Low | Start | 3 | November 2019 | Potentially dated statements (2019), Factual verification needed (November 2019), ... (February 2021) |
| Grand Canyon | High | B | 3 | 1999 | Potentially dated statements (1999), ... (November 2018), Pages with broken anchors (see article talk page, remove when fixed) |
| Granodiorite | Low | Start | 2 | July 2020 | Unsourced passages need footnotes {{More citations needed}} (July 2020), ... (December 2021) |
| Great Artesian Basin | Mid | C | 1 | December 2018 | ... (December 2018) |
| Great Basin | Mid | C | 2 | November 2015 | ... (November 2015), CS1 errors: ISBN date |
| Great Unconformity | Mid | Start | 1 | May 2024 | ... (May 2024) |
| Great Valley (Pennsylvania) | Low | Start | 1 | January 2014 | ... (January 2014) |
| Green earth | Low | Start | 1 | May 2019 | ... (May 2019) |
| Greenhouse and icehouse Earth | High | C | 3 | April 2009 | ... (April 2009, June 2012), CS1 errors: missing periodical |
| Greenlandian | Low | Start | 2 | October 2025 | ... (October 2025), Unsourced passages need footnotes {{More citations needed}} (October 2025) |
| Greenockite | Low | Start | 1 | May 2014 | ... (May 2014) |
| Greensand | Low | Start | 1 | May 2019 | ... (May 2019) |
| Greenschist | Mid | Start | 1 | April 2025 | ... (April 2025) |
| Greywacke | High | Start | 1 | August 2007 | ... (August 2007) |
| Griman Creek Formation | Low | C | 1 | March 2020 | ... (March 2020) |
| Groundwater sapping | Low | Stub | 1 | May 2018 | ... (May 2018) |
| Gudbrandsdalen | Low | B | 3 | July 2015 | ... (July 2015, January 2017, October 2017) |
| Guiana Shield | Low | Start | 1 | August 2015 | ... (August 2015) |
| Gulf of Aqaba | Low | C | 4 | February 2009 | ... (February 2009, June 2022), Articles using infobox body of water without alt, Articles using infobox body of water without pushpin map alt |
| Gulf of Mexico | High | B | 8 | 2015 | Potentially dated statements (2015), Articles using infobox body of water without alt bathymetry, ... (December 2021, May 2025), Unsourced passages need footnotes {{More citations needed}} (October 2023), Page number citations needed (January 2025), Disputed statements (April 2025), Incomplete citations (September 2025) |
| Guyot | Mid | Start | 1 | July 2022 | ... (July 2022) |
| Gypsum | High | C | 1 | September 2025 | ... (September 2025) |
| Habitability, Brine Irradiation and Temperature | Low | Start | 2 | April 2023 | ... (April 2023), Dead external links {{dead link}} (November 2023) |
| Hallingdal | Low | C | 2 | July 2015 | ... (July 2015), Dead external links {{dead link}} (July 2025) |
| Hamat Gader | Low | C | 7 | June 2013 | ... (June 2013, May 2015, July 2022), Clarification needed (April 2016), Cites unreliable sources (June 2022), Unsourced passages need footnotes {{More citations needed}} (July 2022), CS1 errors: periodical ignored |
| Hampshire Basin | Mid | Start | 1 | September 2013 | ... (September 2013) |
| Hamza River | Low | Start | 3 | October 2017 | Dead external links {{dead link}} (October 2017, August 2024), ... (March 2018) |
| Hans P. Eugster | Low | Start | 1 | February 2019 | ... (February 2019) |
| Harry Elderfield | Low | C | 1 | May 2016 | ... (May 2016) |
| Hayabusa | Low | C | 4 | January 2014 | ... (January 2014, July 2015), Unsourced passages need footnotes {{More citations needed}} (June 2017), Dead external links {{dead link}} (May 2025) |
| Hațeg Island | Low | Start | 2 | September 2025 | Weasel-worded phrases (September 2025), ... (September 2025) |
| Health impact of asbestos | Low | C | 4 | 1999 | Potentially dated statements (1999), Limited geographic scope (February 2010), ... (November 2016, March 2023) |
| Heat Shield Rock | Low | Start | 1 | July 2020 | ... (July 2020) |
| Heelstone Ditch | Mid | Start | 1 | August 2011 | ... (August 2011) |
| Heinrich event | Mid | Start | 3 | January 2020 | Minor POV problems (January 2020), ... (May 2023), CS1 errors: periodical ignored |
| Helderberg Group (geology) | Low | Stub | 1 | March 2024 | ... (March 2024) |
| Helen M. Duncan | Low | C | 2 | October 2015 | ... (October 2015), CS1 errors: generic name |
| Helen McGregor (geologist) (BLP) | Unknown | Start | 2 | August 2014 | ... (August 2014), BLP articles lacking sources (August 2014) |
| Hells Gate (British Columbia) | Low | B | 1 | June 2017 | ... (June 2017) |
| Hempstead Plains | Low | Start | 3 | January 2008 | Unsourced passages need footnotes {{More citations needed}} (January 2008), ... (December 2012), Vague or ambiguous geographic scope (July 2018) |
| Henbury Meteorites Conservation Reserve | Low | Start | 1 | August 2019 | ... (August 2019) |
| Henry Cadell | Low | Start | 1 | January 2024 | ... (January 2024) |
| Henry Cavendish | Mid | B | 3 | August 2015 | ... (August 2015), Unsourced passages need footnotes {{More citations needed}} (October 2024), CS1 errors: ISBN date |
| Henry De la Beche | Low | C | 1 | April 2021 | ... (April 2021) |
| Henry Fairfield Osborn | Low | B | 1 | November 2024 | ... (November 2024) |
| Henry George Vennor | Low | Start | 1 | January 2018 | ... (January 2018) |
| Henry Samuel Boase | Low | Start | 1 | November 2011 | ... (November 2011) |
| Herbert E. Gregory | Low | Stub | 1 | May 2017 | ... (May 2017) |
| Hermann Credner | Low | Stub | 1 | August 2021 | ... (August 2021) |
| Hermione Cockburn (BLP) | Low | Start | 3 | June 2014 | Failed verification (June 2014), ... (June 2025), BLP articles lacking sources (June 2025) |
| Hexagonal crystal family | Low | C | 1 | August 2018 | ... (August 2018) |
| Hilina Slump | Mid | C | 2 | October 2021 | ... (October 2021), CS1 errors: periodical ignored |
| History of Earth | Top | B | 8 | January 2016 | Articles with accessibility problems, ... (January 2016, March 2016, April 2021), Page number citations needed (May 2016), Pages with broken anchors (see article talk page, remove when fixed), Limited geographic scope (July 2024), Accuracy disputes or self-published (May 2025) |
| History of creationism | High | B | 9 | November 2010 | ... (November 2010, January 2011, May 2018, May 2020), Original research (November 2010), Unsourced passages need footnotes {{More citations needed}} (November 2010), Weasel-worded phrases (November 2010), Page number citations needed (November 2010), Incomplete citations (November 2012) |
| History of geodesy | Mid | C | 9 | November 2011 | ... (November 2011, August 2025, September 2025), Split needed (August 2020), Clarification needed (November 2021), Off-topic sections (November 2021), Self-contradictory articles (February 2022), Dead external links {{dead link}} (June 2023), CS1 errors: ISBN date |
| History of geology | Top | B | 3 | December 2017 | Failed verification (December 2017), ... (January 2024), CS1 errors: ISBN date |
| History of geophysics | Mid | Start | 1 | May 2018 | ... (May 2018) |
| History of life | Top | GA | 2 | April 2021 | ... (April 2021), Pages with broken anchors (see article talk page, remove when fixed) |
| Holleford crater | Low | Start | 1 | October 2009 | ... (October 2009) |
| Holocene | High | B | 3 | May 2012 | ... (May 2012), CS1 errors: missing periodical, Potentially dated statements (April 2023) |
| Holocene climatic optimum | Low | C | 4 | October 2007 | ... (October 2007, November 2022), Dead external links {{dead link}} (November 2017), Introduction cleanup (September 2018) |
| Homestead (meteorite) | Low | Start | 1 | February 2025 | ... (February 2025) |
| Hope Fault | Low | C | 1 | August 2023 | ... (August 2023) |
| Hope Jahren (BLP) | Low | C | 2 | March 2024 | ... (March 2024), Cites unreliable sources (September 2024) |
| Horst (geology) | Mid | C | 2 | August 2011 | ... (August 2011, July 2025) |
| Hot dry rock geothermal energy | Unknown | C | 2 | May 2022 | Unsourced passages need footnotes {{More citations needed}} (May 2022), ... (May 2022) |
| Hot spring | Mid | B | 2 | September 2009 | ... (September 2009, April 2017) |
| Hsanda Gol Formation | Low | Start | 2 | December 2018 | ... (December 2018), Page number citations needed (June 2023) |
| Huang Runqiu (BLP) | Low | Start | 1 | August 2024 | ... (August 2024) |
| Huckitta (meteorite) | Low | Start | 1 | August 2011 | ... (August 2011) |
| Hula Valley | Unknown | C | 4 | December 2013 | Dead external links {{dead link}} (December 2013, September 2017), ... (March 2014), Disputed statements (June 2016) |
| Humberto Fuenzalida | Low | Start | 1 | January 2018 | ... (January 2018) |
| Huronian glaciation | Mid | Start | 3 | June 2021 | ... (June 2021, October 2023), Unsourced passages need footnotes {{More citations needed}} (October 2024) |
| Hutton's Unconformity | Low | Start | 1 | November 2024 | ... (November 2024) |
| Hydraulic conductivity | Mid | B | 1 | October 2022 | ... (October 2022) |
| Hydrocarbon exploration | Mid | Start | 2 | November 2010 | ... (November 2010), Unsourced passages need footnotes {{More citations needed}} (March 2023) |
| Hydrogen cycle | Low | Start | 1 | January 2024 | ... (January 2024) |
| Hydrogen sulfide | Low | B | 5 | June 2015 | Weasel-worded phrases (June 2015), Cites unreliable sources (January 2020), Page number citations needed (September 2020), ... (December 2023, January 2025) |
| Hydrology in Practice | Low | Stub | 2 | February 2019 | Expansion needed (February 2019), ... (November 2019) |
| Hydrosphere | High | C | 1 | November 2014 | ... (November 2014) |
| Hydrothermal vent | Mid | C | 7 | August 2019 | Page number citations needed (August 2019), ... (August 2019, February 2023, February 2025), Incomplete citations (August 2019), CS1 errors: missing periodical, CS1 errors: periodical ignored |
| Iain Stewart (geologist) (BLP) | Low | Start | 1 | August 2022 | ... (August 2022) |
| Ian Plimer (BLP) | Low | B | 6 | April 2011 | ... (April 2011), CS1 errors: missing periodical, Cites unreliable sources (August 2022, September 2023), BLP articles lacking sources (August 2022), Factual verification needed (August 2022) |
| Iapetus Ocean | Mid | Start | 1 | September 2015 | ... (September 2015) |
| Ice age | Top | B | 4 | April 2010 | ... (April 2010), Weasel-worded phrases (November 2020), Dead external links {{dead link}} (May 2023, June 2025) |
| Ignacy Domeyko | Mid | C | 2 | January 2014 | ... (January 2014), Dead external links {{dead link}} (November 2017) |
| Igneous rock | Top | B | 1 | October 2021 | ... (October 2021) |
| Impact event | High | B | 8 | December 2013 | ... (December 2013, February 2015, June 2018), Disputed statements (January 2017), Accuracy disputes or self-published (February 2017, February 2017), CS1 errors: missing periodical, Dead external links {{dead link}} (December 2023) |
| Imperial Valley | Low | B | 7 | April 2008 | Potentially dated statements (April 2008), ... (April 2015, February 2019, December 2024), Accuracy disputes or self-published (March 2022), Unsourced passages need footnotes {{More citations needed}} (October 2022), Vague or ambiguous time (December 2024) |
| Indian Head Rock | Mid | Start | 2 | April 2017 | ... (April 2017), Dead external links {{dead link}} (August 2025) |
| Indian plate | Mid | C | 3 | March 2016 | ... (March 2016, August 2020, April 2022) |
| Induced seismicity | Mid | C | 6 | January 2021 | CS1 errors: missing periodical, ... (January 2021), Unsourced passages need footnotes {{More citations needed}} (January 2021), Dead external links {{dead link}} (October 2023, July 2025, August 2025) |
| Inferior Oolite | Low | Start | 1 | August 2009 | ... (August 2009) |
| Innuitian Mountains | Mid | Start | 2 | March 2015 | Unsourced passages need footnotes {{More citations needed}} (March 2015), ... (March 2022) |
| Inselberg | Mid | C | 4 | December 2021 | Page number citations needed (December 2021), Expansion needed (October 2022), ... (September 2023, September 2025) |
| Institute of Materials, Minerals and Mining | Low | Start | 4 | February 2011 | Unsourced passages need footnotes {{More citations needed}} (February 2011), ... (November 2018), Promotional tone (January 2019), Cites unreliable sources (April 2025) |
| Institute of Theoretical Geophysics | Unknown | Stub | 3 | June 2015 | Notability unclear (June 2015), Unsourced passages need footnotes {{More citations needed}} (August 2015), ... (August 2015) |
| Interference colour chart | Low | Stub | 1 | June 2022 | ... (June 2022) |
| Internal structure of Earth | High | C | 4 | August 2022 | Expansion needed (August 2022), Clarification needed (August 2022), ... (November 2023), Cites unreliable sources (July 2024) |
| International Association of GeoChemistry | Low | Start | 2 | January 2008 | Cites unreliable sources (January 2008), ... (November 2016) |
| International Geophysical Year | Mid | C | 2 | November 2017 | Dead external links {{dead link}} (November 2017), ... (August 2023) |
| International Permafrost Association | Low | C | 5 | April 2016 | Has general references but lacks inline footnotes (April 2016), Cites unreliable sources (April 2016), Unsourced passages need footnotes {{More citations needed}} (April 2016), ... (April 2023), Dead external links {{dead link}} (September 2023) |
| International Real-time Magnetic Observatory Network | Low | Stub | 2 | November 2020 | ... (November 2020), Unsourced passages need footnotes {{More citations needed}} (November 2020) |
| International Volcanic Health Hazard Network | Low | Stub | 1 | February 2012 | ... (February 2012) |
| Iron Gates | Low | C | 4 | February 2011 | Has general references but lacks inline footnotes (February 2011), ... (July 2016, June 2019), Unsourced passages need footnotes {{More citations needed}} (July 2018) |
| Iron mining in Chile | Low | Start | 1 | May 2025 | ... (May 2025) |
| Iron ore | Mid | C | 8 | October 2009 | ... (October 2009, February 2012, April 2018), Unsourced passages need footnotes {{More citations needed}} (October 2012, July 2021), Weasel-worded phrases (April 2018), Vague or ambiguous time (June 2022), Clarification needed (December 2024) |
| Iron–hydrogen alloy | Low | B | 3 | December 2014 | Unsourced passages need footnotes {{More citations needed}} (December 2014), ... (December 2014), Pages with broken anchors (see article talk page, remove when fixed) |
| Ivan Yefremov | Mid | C | 3 | May 2024 | Has general references but lacks inline footnotes (May 2024), Weasel-worded phrases (May 2024), ... (May 2024) |
| J. Clarence Karcher | Low | Start | 1 | April 2024 | ... (April 2024) |
| Jade | Mid | B | 3 | October 2016 | Page number citations needed (October 2016), ... (August 2019), Cites unreliable sources (December 2024) |
| Jade use in Mesoamerica | Low | Start | 3 | February 2008 | ... (February 2008, January 2016, July 2021) |
| James A. Jensen | Low | Start | 3 | April 2011 | Unsourced passages need footnotes {{More citations needed}} (April 2011), Vague or ambiguous geographic scope (September 2013), ... (March 2023) |
| James Ernest Richey | Low | Start | 1 | September 2020 | ... (September 2020) |
| James Gates Percival | Low | Stub | 1 | July 2025 | ... (July 2025) |
| James Stuart Menteath | Low | Stub | 2 | June 2018 | Dead external links {{dead link}} (June 2018), ... (January 2023) |
| Jan Veizer (BLP) | Low | Start | 1 | July 2025 | ... (July 2025) |
| Japan Median Tectonic Line | Mid | Start | 1 | August 2016 | ... (August 2016) |
| Japan Trench | Low | C | 1 | October 2020 | ... (October 2020) |
| Jean Baptiste Julien d'Omalius d'Halloy | Unknown | C | 3 | January 2009 | Unsourced passages need footnotes {{More citations needed}} (January 2009), ... (March 2024), CS1 errors: ISBN date |
| Jeita Grotto | Mid | GA | 3 | April 2017 | Dead external links {{dead link}} (April 2017, April 2025), ... (September 2024) |
| Jerbourg Point | Low | Start | 1 | September 2024 | ... (September 2024) |
| Jewel Geyser | Low | Stub | 1 | October 2012 | ... (October 2012) |
| Jim Berkland | Low | Start | 1 | March 2016 | ... (March 2016) |
| Jishi Gorge outburst flood | Low | C | 2 | February 2023 | Weasel-worded phrases (February 2023), ... (February 2023) |
| Joanne Johnson (BLP) | Unknown | C | 1 | February 2019 | ... (February 2019) |
| Joaquín Acosta | Low | Start | 1 | October 2021 | ... (October 2021) |
| Johan Gunnar Andersson | Low | Start | 1 | August 2021 | ... (August 2021) |
| Johann August Georg Edmund Mojsisovics von Mojsvar | Low | Start | 1 | May 2024 | ... (May 2024) |
| John Beaver Mertie Jr. | Unknown | Start | 2 | April 2022 | Unsourced passages need footnotes {{More citations needed}} (April 2022), ... (September 2024) |
| John D. Hamaker | Low | B | 4 | February 2020 | Dead external links {{dead link}} (February 2020), ... (July 2020), Style editing needed (September 2020), Introduction cleanup (April 2021) |
| John Francis Lovering | Low | Start | 1 | May 2023 | ... (May 2023) |
| John MacCulloch | Mid | C | 1 | August 2025 | ... (August 2025) |
| John Milne | Mid | C | 2 | July 2012 | ... (July 2012), Dead external links {{dead link}} (December 2017) |
| John Phillips (geologist) | Mid | Start | 1 | November 2024 | ... (November 2024) |
| John Wesley Powell | Low | B | 1 | September 2025 | ... (September 2025) |
| Joseph Jukes | Low | Start | 2 | April 2017 | Weasel-worded phrases (April 2017), ... (April 2017) |
| Joseph Townsend | Low | Start | 2 | April 2017 | Dead external links {{dead link}} (April 2017), ... (November 2024) |
| Judith Totman Parrish | Unknown | C | 1 | September 2025 | ... (September 2025) |
| Juliet Biggs (BLP) | Unknown | Start | 1 | May 2023 | ... (May 2023) |
| Junction Hollow | Low | Start | 1 | August 2014 | ... (August 2014) |
| KNM ER 3733 | Low | Start | 1 | November 2019 | ... (November 2019) |
| Kaali crater | Low | Start | 3 | January 2011 | ... (January 2011), Clarification needed (February 2020), CS1 errors: periodical ignored |
| Kanawinka Geopark | Low | Stub | 4 | December 2012 | Update needed (December 2012), Unsourced passages need footnotes {{More citations needed}} (November 2015), ... (November 2015, November 2019) |
| Kangshung Face | Mid | Start | 1 | October 2008 | ... (October 2008) |
| Kaolin deposits of the Charentes Basin | Low | Start | 3 | December 2012 | ... (December 2012, April 2019), Has general references but lacks inline footnotes (August 2016) |
| Karakul (Tajikistan) | Low | Start | 1 | September 2024 | ... (September 2024) |
| Karen Johnson (scientist) (BLP) | Unknown | Start | 1 | September 2023 | ... (September 2023) |
| Karl Haidinger | Low | Start | 1 | April 2020 | ... (April 2020) |
| Karl Ludwig Giesecke | Low | C | 1 | February 2022 | ... (February 2022) |
| Kasei Valles | Low | C | 1 | July 2014 | ... (July 2014) |
| Katey Walter Anthony (BLP) | Low | Start | 1 | May 2021 | ... (May 2021) |
| Katharine Fowler-Billings | Low | Start | 1 | November 2017 | ... (November 2017) |
| Katherine Greacen Nelson | Low | C | 4 | February 2019 | ... (February 2019, February 2024), Conflict of interest (February 2024), Dead external links {{dead link}} (April 2025) |
| Kecskehát Limestone | Low | Stub | 2 | December 2018 | ... (December 2018, July 2020) |
| Kenneth Hsu (BLP) | Low | Start | 4 | September 2012 | Promotional tone (September 2012), BLP articles lacking sources (August 2014), Dead external links {{dead link}} (December 2017), ... (April 2023) |
| Kenneth Sims (geologist) (BLP) | Low | Start | 4 | November 2023 | Dead external links {{dead link}} (November 2023), ... (July 2025), BLP articles lacking sources (July 2025), Unsourced passages need footnotes {{More citations needed}} (July 2025) |
| Kenorland | Mid | Start | 3 | December 2016 | Unsourced passages need footnotes {{More citations needed}} (December 2016), ... (January 2017, March 2024) |
| Kensworth Chalk Pit | Low | Stub | 1 | November 2022 | ... (November 2022) |
| Kerbel Formation | Low | Stub | 3 | August 2024 | Notability unclear (August 2024), Has general references but lacks inline footnotes (August 2024), ... (September 2024) |
| Kernite | Low | Start | 1 | May 2023 | ... (May 2023) |
| Kerogen | Low | Start | 2 | November 2020 | Has general references but lacks inline footnotes (November 2020), ... (January 2023) |
| Keuper marl | Low | Stub | 1 | April 2010 | ... (April 2010) |
| Khandaker Mosharraf Hossain (born 1946) (BLP) | Low | Start | 2 | March 2011 | BLP articles lacking sources (March 2011), ... (July 2024) |
| Khorat Plateau | Unknown | Start | 1 | June 2021 | ... (June 2021) |
| Kikuletwa Hot Springs | Low | Start | 1 | May 2023 | ... (May 2023) |
| Kimberella | Low | GA | 1 | June 2022 | ... (June 2022) |
| Kimmeridgian | Low | Start | 4 | 2004 | Potentially dated statements (2004), ... (May 2016), Weasel-worded phrases (May 2016), Dead external links {{dead link}} (June 2025) |
| Kirtley F. Mather | Low | Stub | 3 | February 2020 | CS1 errors: missing periodical, Dead external links {{dead link}} (February 2020), ... (July 2025) |
| Kissingen Springs | Low | Start | 1 | July 2012 | ... (July 2012) |
| Kjeragbolten | High | C | 1 | June 2024 | ... (June 2024) |
| Klippe | Low | Stub | 1 | May 2023 | ... (May 2023) |
| Konservat-Lagerstätte Menat | Low | B | 1 | September 2025 | ... (September 2025) |
| Kriging | Mid | C | 4 | November 2014 | Spam cleanup (November 2014), ... (March 2016), Cleanup needed (January 2021, January 2021) |
| L chondrite | Low | C | 1 | December 2012 | ... (December 2012) |
| LCROSS | Mid | C | 3 | November 2009 | Potentially dated statements (November 2009), ... (January 2011, November 2013) |
| La Pita | Low | Start | 1 | December 2016 | ... (December 2016) |
| Lagerstätte | Top | List | 2 | January 2022 | Incomplete citations (January 2022), ... (January 2023) |
| Lake Toba | High | GA | 4 | August 2024 | CS1 errors: missing periodical, Articles using infobox body of water without alt, Articles using infobox body of water without pushpin map alt, ... (August 2024) |
| Laketown Dolomite | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Lambeth Group | Low | Start | 2 | September 2020 | Has general references but lacks inline footnotes (September 2020), ... (August 2024) |
| Land | High | B | 2 | October 2022 | ... (October 2022), CS1 errors: ISBN date |
| Landform | High | Start | 2 | April 2012 | Unsourced passages need footnotes {{More citations needed}} (April 2012), ... (October 2022) |
| Landslide | High | B | 2 | October 2022 | ... (October 2022), Dead external links {{dead link}} (February 2025) |
| Landslide dam | Low | Start | 2 | April 2016 | ... (April 2016), Pages with broken anchors (see article talk page, remove when fixed) |
| Landslide mitigation | High | C | 4 | July 2012 | Has general references but lacks inline footnotes (July 2012), ... (April 2025, September 2025), Categories needed (April 2025) |
| Lapworth Museum of Geology | Low | Start | 2 | August 2021 | ... (August 2021), CS1 errors: generic name |
| Large igneous province | High | Start | 4 | August 2011 | ... (August 2011), Clarification needed (June 2018), Dead external links {{dead link}} (June 2021), CS1 errors: periodical ignored |
| Larry Martin | Low | Stub | 1 | July 2021 | ... (July 2021) |
| Las Pavas | Low | C | 1 | January 2017 | ... (January 2017) |
| Last Glacial Maximum | Mid | B | 1 | February 2017 | ... (February 2017) |
| Last Glacial Period | Mid | B | 1 | March 2024 | ... (March 2024) |
| Last Interglacial | High | C | 2 | February 2022 | ... (February 2022, June 2024) |
| Late Cenozoic Ice Age | Unknown | B | 3 | February 2019 | ... (February 2019), Clarification needed (September 2019), CS1 errors: periodical ignored |
| Late Cretaceous | Low | C | 2 | February 2024 | Unsourced passages need footnotes {{More citations needed}} (February 2024), ... (February 2024) |
| Late Heavy Bombardment | Mid | C | 2 | September 2008 | ... (September 2008), Vague or ambiguous time (August 2021) |
| Late Jurassic | Mid | Start | 3 | May 2008 | Expansion needed (May 2008), Unsourced passages need footnotes {{More citations needed}} (February 2024), ... (February 2024) |
| Late Pleistocene | Mid | B | 3 | April 2024 | Vague or ambiguous time (April 2024), ... (April 2024), Weasel-worded phrases (April 2024) |
| Late Pleistocene extinctions | Low | B | 9 | June 2010 | Expert attention needed (March 2023), ... (June 2010, February 2021, March 2024), Dead external links {{dead link}} (February 2020), Style editing needed (March 2023), Page number citations needed (April 2023), CS1 errors: ISBN date |
| Late Triassic | Low | C | 3 | 2010 | Potentially dated statements (2010), ... (April 2017, February 2024) |
| Laurentian Channel | Low | Start | 2 | October 2024 | Articles using infobox body of water without pushpin map alt, ... (October 2024) |
| Lava filter | Low | Stub | 3 | July 2012 | Unsourced passages need footnotes {{More citations needed}} (July 2012), Dead external links {{dead link}} (December 2017), ... (March 2024) |
| Law of superposition | Mid | B | 2 | March 2015 | Has general references but lacks inline footnotes (March 2015), ... (August 2025) |
| Lazurite | Mid | C | 1 | August 2024 | ... (August 2024) |
| Leduc Formation | Low | C | 1 | April 2019 | ... (April 2019) |
| Lehigh Valley | Unknown | B | 3 | September 2019 | Factual verification needed (September 2019), Dead external links {{dead link}} (February 2020), ... (August 2025) |
| Leigh Royden (BLP) | Low | Start | 1 | March 2025 | ... (March 2025) |
| Leighlinbridge | Low | Start | 1 | February 2021 | ... (February 2021) |
| Lickey Hills | Low | Start | 1 | July 2020 | ... (July 2020) |
| Limnic eruption | Mid | B | 2 | September 2012 | ... (September 2012, July 2019) |
| Lippmann diagram | Low | Stub | 3 | July 2020 | Context needed (July 2020), ... (July 2020), Orphaned (December 2024) |
| Liptinite | Low | Stub | 1 | June 2009 | ... (June 2009) |
| Lisa White (geologist) (BLP) | Low | C | 1 | September 2020 | ... (September 2020) |
| Lisheen Mine | Low | Stub | 1 | September 2021 | ... (September 2021) |
| List of cliffs by continent | Low | List | 2 | March 2014 | ... (March 2014), Unsourced passages need footnotes {{More citations needed}} (July 2021) |
| List of craters in the Solar System | Low | List | 3 | June 2011 | Clarification needed (June 2011), Potentially dated statements (2017), ... (June 2022) |
| List of deserts | Low | List | 1 | August 2023 | ... (August 2023) |
| List of flood basalt provinces | Unknown | List | 4 | September 2019 | Incomplete citations (September 2019), ... (September 2019), Weasel-worded phrases (September 2019), Pages with broken anchors (see article talk page, remove when fixed) |
| List of fossil sites | Top | List | 3 | February 2019 | ... (February 2019, May 2019, August 2024) |
| List of fossiliferous stratigraphic units in Ivory Coast | Low | List | 1 | August 2018 | ... (August 2018) |
| List of geological features on Vesta | Low | List | 1 | October 2021 | ... (October 2021) |
| List of karst areas | Low | List | 1 | April 2010 | ... (April 2010) |
| List of landslides | Mid | List | 5 | September 2017 | Dead external links {{dead link}} (September 2017, May 2019, January 2020, October 2023), ... (February 2022) |
| List of meteorite minerals | Mid | List | 1 | December 2021 | ... (December 2021) |
| List of natural gas fields | Low | List | 2 | November 2009 | ... (November 2009), Dead external links {{dead link}} (December 2017) |
| List of physiographic regions | Unknown | List | 2 | December 2009 | ... (December 2009), Unsourced passages need footnotes {{More citations needed}} (December 2009) |
| List of places on land with elevations below sea level | Low | List | 3 | August 2008 | Unsourced passages need footnotes {{More citations needed}} (May 2009), Incomplete lists (August 2008), ... (March 2023) |
| List of places with columnar jointed volcanics | Low | List | 1 | May 2015 | ... (May 2015) |
| List of possible impact structures on Earth | High | List | 6 | April 2019 | ... (April 2019), Cites unreliable sources (April 2019, January 2022, January 2023), Incomplete citations (August 2022), CS1 errors: periodical ignored |
| List of rock formations of New Zealand | Low | List | 2 | November 2018 | Incomplete lists (November 2018), ... (November 2018) |
| List of shields and cratons | Mid | List | 1 | May 2021 | ... (May 2021) |
| List of tectonic plate interactions | Mid | List | 2 | January 2016 | Unsourced passages need footnotes {{More citations needed}} (January 2016), ... (October 2017) |
| List of tectonic plates | Low | List | 1 | May 2021 | ... (May 2021) |
| List of tsunamis | Mid | C | 4 | June 2011 | ... (June 2011, October 2021), Pages with broken anchors (see article talk page, remove when fixed), Page number citations needed (November 2024) |
| List of unsolved problems in geoscience | Low | List | 1 | April 2022 | ... (April 2022) |
| Lists of mines in the United States | Low | List | 2 | March 2012 | Incomplete lists (March 2012), ... (February 2021) |
| Listwanite | Low | Start | 2 | December 2021 | Unsourced passages need footnotes {{More citations needed}} (December 2021), ... (March 2025) |
| Lithosphere | High | C | 1 | May 2023 | ... (May 2023) |
| Lithostratigraphy | Mid | Start | 2 | January 2017 | Unsourced passages need footnotes {{More citations needed}} (January 2017), ... (November 2023) |
| Litke Deep | Unknown | C | 2 | June 2023 | ... (June 2023), Potentially dated statements (2024) |
| Llano Estacado | Low | C | 2 | January 2021 | ... (January 2021), CS1 errors: ISBN date |
| Llano Uplift | Mid | Stub | 1 | May 2024 | ... (May 2024) |
| Lobopodia | Low | B | 2 | September 2015 | Page number citations needed (September 2015), ... (March 2025) |
| Lodestone | Low | Start | 1 | July 2024 | ... (July 2024) |
| Loess | Low | Start | 5 | January 2016 | ... (January 2016, October 2017), Unsourced passages need footnotes {{More citations needed}} (January 2016), Factual verification needed (September 2020), CS1 errors: periodical ignored |
| Lois Jones (scientist) | Mid | C | 1 | July 2016 | ... (July 2016) |
| Lolab Valley | Low | Start | 2 | August 2012 | ... (August 2012), CS1 errors: ISBN date |
| London Clay | Low | C | 1 | May 2018 | ... (May 2018) |
| Long Valley Caldera | Mid | B | 1 | April 2022 | ... (April 2022) |
| Lookingglass Formation | Low | Stub | 1 | June 2024 | ... (June 2024) |
| Lorelei | High | Start | 1 | August 2023 | ... (August 2023) |
| Lost City Hydrothermal Field | High | Start | 4 | March 2013 | Unsourced passages need footnotes {{More citations needed}} (March 2013), ... (July 2019, August 2019), Pages with broken anchors (see article talk page, remove when fixed) |
| Lost lands | Mid | List | 3 | January 2018 | ... (January 2018, January 2025), Unsourced passages need footnotes {{More citations needed}} (October 2018) |
| Lough Foyle | Unknown | C | 3 | July 2020 | ... (July 2020), Articles using infobox body of water without alt bathymetry, Incomplete citations (April 2022) |
| Lower Rio Grande Valley | Low | B | 4 | October 2024 | CS1 errors: missing title, CS1 errors: bare URL, ... (October 2024), Potentially dated statements (2025) |
| Luca Bindi (BLP) | Low | Stub | 1 | February 2025 | ... (February 2025) |
| Lucille Langford | Unknown | Start | 5 | October 2023 | Factual verification needed (October 2023), Orphaned (October 2023), Page number citations needed (October 2023), Notability unclear (March 2024), ... (March 2024) |
| Lucy (spacecraft) | Low | C | 2 | January 2022 | Potentially dated statements (January 2022), ... (February 2024) |
| Lunar meteorite | Mid | B | 3 | November 2010 | Weasel-worded phrases (November 2010), ... (July 2012), Potentially dated statements (July 2019) |
| Lunar regolith simulant | Low | Start | 1 | December 2024 | ... (December 2024) |
| M. King Hubbert | Low | Start | 1 | August 2017 | ... (August 2017) |
| M. Qasim Jan (BLP) | Low | Start | 4 | October 2015 | BLP articles lacking sources (October 2015), ... (July 2021, July 2025), Weasel-worded phrases (July 2025) |
| Maar | Mid | C | 5 | December 2021 | Cites unreliable sources (December 2021, February 2024), ... (July 2022, June 2023), Unsourced passages need footnotes {{More citations needed}} (May 2024) |
| Maceral | Low | Stub | 2 | August 2024 | Unsourced passages need footnotes {{More citations needed}} (August 2024), ... (August 2024) |
| Machine learning in earth sciences | Low | C | 1 | March 2022 | ... (March 2022) |
| Mack Gipson | Unknown | Stub | 1 | May 2023 | ... (May 2023) |
| Magma | Top | B | 1 | October 2021 | ... (October 2021) |
| Magnesian Conglomerate | Low | Stub | 1 | April 2021 | ... (April 2021) |
| Magnetic declination | Low | C | 2 | February 2014 | ... (February 2014), Dead external links {{dead link}} (August 2023) |
| Mahomet Aquifer | Low | Start | 3 | February 2016 | ... (February 2016), Clarification needed (February 2016), Unsourced passages need footnotes {{More citations needed}} (May 2024) |
| Maine Mineral and Gem Museum | Low | Start | 1 | February 2025 | ... (February 2025) |
| Manganese nodule | Mid | C | 3 | September 2016 | ... (September 2016, June 2022), Page number citations needed (August 2024) |
| Manila Trench | Mid | Start | 2 | April 2019 | ... (April 2019), Clarification needed (April 2019) |
| Mantle oxidation state | Unknown | B | 3 | May 2024 | ... (May 2024), Clarification needed (October 2024), Expansion needed (October 2024) |
| Mantle plume | High | B | 2 | August 2022 | ... (August 2022), CS1 errors: periodical ignored |
| Mantle wedge | Mid | Start | 2 | March 2012 | ... (March 2012), Clarification needed (May 2024) |
| Manuel Berberian (BLP) | Low | Stub | 1 | February 2024 | ... (February 2024) |
| Maotianshan Shales | Low | B | 1 | August 2025 | ... (August 2025) |
| Maquoketa Caves State Park | Low | C | 1 | August 2019 | ... (August 2019) |
| Maquoketa Group | Low | B | 3 | September 2009 | Unsourced passages need footnotes {{More citations needed}} (September 2009), ... (September 2009, June 2013) |
| Marc Parmentier (geophysicist) (BLP) | Unknown | Stub | 2 | April 2025 | ... (April 2025), BLP articles lacking sources (April 2025) |
| Marcahuasi | Low | Start | 1 | February 2020 | ... (February 2020) |
| Maria Crawford (BLP) | Low | C | 1 | June 2023 | ... (June 2023) |
| Marie Morisawa | Low | C | 2 | June 2023 | ... (June 2023), CS1 errors: periodical ignored |
| Marikina Valley fault system | Low | Start | 1 | February 2023 | ... (February 2023) |
| Marine clay | Mid | Start | 3 | July 2008 | ... (July 2008, December 2012), Has general references but lacks inline footnotes (September 2021) |
| Marine geology | High | Start | 3 | April 2024 | CS1 errors: missing periodical, Clarification needed (April 2024), ... (April 2024) |
| Mark McMenamin (BLP) | Low | Start | 4 | October 2011 | BLP articles lacking sources (October 2011), Cites unreliable sources (October 2011, February 2015), ... (February 2015) |
| Markham Valley | Low | Stub | 2 | December 2009 | Unsourced passages need footnotes {{More citations needed}} (December 2009), ... (August 2015) |
| Marland P. Billings | Low | Start | 3 | July 2011 | Has general references but lacks inline footnotes (July 2011), ... (July 2011), Weasel-worded phrases (September 2022) |
| Martian meteorite | Mid | B | 3 | 2005 | Potentially dated statements (2005, September 2020), ... (April 2017) |
| Mary R. Dawson | Low | Start | 1 | March 2022 | ... (March 2022) |
| Matteo Alvaro (BLP) | Unknown | Start | 1 | February 2024 | ... (February 2024) |
| Mawuena Trebarh | Low | Start | 1 | September 2022 | ... (September 2022) |
| Maya Block | Low | Start | 1 | October 2022 | ... (October 2022) |
| Mazuku | Low | Start | 3 | November 2024 | ... (November 2024, May 2025), Failed verification (May 2025) |
| Medea hypothesis | Low | Start | 1 | July 2021 | ... (July 2021) |
| Medical geology | Mid | Start | 1 | June 2023 | ... (June 2023) |
| Medvednica Fault Zone | Low | Stub | 2 | May 2021 | Update needed (May 2021), ... (April 2022) |
| Megatsunami | Mid | B | 5 | July 2021 | Unsourced passages need footnotes {{More citations needed}} (July 2021), Potentially dated statements (October 2021), ... (November 2021, March 2025), Cites unreliable sources (June 2023) |
| Merced Formation | Low | Stub | 1 | June 2024 | ... (June 2024) |
| Merchantville Formation | Low | Stub | 1 | November 2017 | ... (November 2017) |
| Merrillite | Low | Stub | 2 | September 2022 | Potentially dated statements (September 2022), ... (September 2022) |
| Mesoarchean | Mid | C | 2 | February 2023 | ... (February 2023, June 2024) |
| Mesozoic | High | B | 7 | October 2012 | Page number citations needed (October 2012), ... (October 2021, March 2022, July 2022, June 2024), Accuracy disputes or self-published (March 2022), Failed verification (March 2022) |
| Messinian | Mid | Start | 1 | April 2016 | ... (April 2016) |
| Messinian salinity crisis | Mid | B | 4 | April 2008 | ... (April 2008, December 2010, January 2019), Dead external links {{dead link}} (March 2022) |
| Metamorphic core complex | Unknown | Start | 3 | July 2024 | Clarification needed (July 2024), ... (July 2024), Style editing needed (July 2024) |
| Metatorbernite | Low | Start | 1 | January 2025 | ... (January 2025) |
| Meteor | Unknown | C | 1 | January 2016 | ... (January 2016) |
| Meteor shower | Low | C | 2 | August 2017 | Incomplete lists (August 2017), ... (August 2025) |
| Methane clathrate | Mid | C | 4 | September 2010 | ... (September 2010, October 2011, February 2014), Potentially dated statements (2013) |
| Mexican amber | Low | Start | 1 | December 2020 | ... (December 2020) |
| Michel Jébrak (BLP) | Unknown | C | 2 | May 2022 | ... (May 2022), Factual verification needed (October 2024) |
| Middle Jurassic | Low | Start | 4 | December 2021 | ... (December 2021, February 2024), Pages with broken anchors (see article talk page, remove when fixed), Unsourced passages need footnotes {{More citations needed}} (February 2024) |
| Middle Triassic | Low | Start | 2 | February 2024 | Unsourced passages need footnotes {{More citations needed}} (February 2024), ... (February 2024) |
| Middlesboro crater | Low | Start | 2 | May 2010 | ... (May 2010), CS1 errors: generic name |
| Milankovitch cycles | High | B | 4 | April 2021 | ... (April 2021, December 2022), Dead external links {{dead link}} (April 2024), Unsourced passages need footnotes {{More citations needed}} (April 2025) |
| Millerite | Mid | C | 1 | February 2018 | ... (February 2018) |
| Milutin Milanković | High | B | 1 | May 2012 | ... (May 2012) |
| Mineral collecting | Mid | Start | 2 | February 2021 | CS1 errors: missing periodical, ... (February 2021) |
| Mineral hydration | Low | Start | 3 | October 2015 | Unsourced passages need footnotes {{More citations needed}} (October 2015), ... (March 2018), CS1 errors: periodical ignored |
| Mineral physics | Mid | C | 1 | September 2015 | ... (September 2015) |
| Mineraloid | Mid | Stub | 2 | May 2021 | ... (May 2021), Unsourced passages need footnotes {{More citations needed}} (April 2024) |
| Mining | Mid | B | 9 | December 2013 | Clarification needed (December 2013, December 2016), Dead external links {{dead link}} (December 2018), ... (January 2021, March 2024, December 2024), Vague or ambiguous time (April 2021), Obsolete information (July 2022), Unsourced passages need footnotes {{More citations needed}} (March 2024) |
| Minoan eruption | Low | GA | 2 | December 2019 | Page number citations needed (December 2019), ... (October 2025) |
| Miocene | High | B | 5 | March 2023 | Pages with broken anchors (see article talk page, remove when fixed), ... (March 2023, January 2024, July 2025), Weasel-worded phrases (January 2024) |
| Moeraki Boulders | Low | B | 1 | October 2021 | ... (October 2021) |
| Mogollon Rim | Low | C | 1 | June 2023 | ... (June 2023) |
| Mohawkite | Low | Start | 1 | September 2013 | ... (September 2013) |
| Mohr–Coulomb theory | Mid | C | 2 | July 2009 | ... (July 2009), Unsourced passages need footnotes {{More citations needed}} (August 2016) |
| Moment magnitude scale | Mid | C | 3 | March 2019 | ... (March 2019, July 2022), CS1 errors: ISBN date |
| Monazite | Mid | Start | 5 | June 2019 | ... (June 2019, August 2025), Unsourced passages need footnotes {{More citations needed}} (July 2022), Dead external links {{dead link}} (May 2024), Vague or ambiguous time (August 2025) |
| Mongolian Plateau | Low | C | 1 | June 2024 | ... (June 2024) |
| Monika Agnieszka Kusiak (BLP) | Low | C | 4 | May 2025 | Categories needed (May 2025), Promotional tone (May 2025), ... (May 2025), Orphaned (May 2025) |
| Montmorillonite | Low | C | 4 | August 2009 | ... (August 2009, June 2012, May 2014, October 2022) |
| Monument Valley | Mid | B | 2 | April 2022 | ... (April 2022, February 2025) |
| Moon rock | High | C | 3 | August 2019 | ... (August 2019, October 2022), Expansion needed (December 2020) |
| Moon-Airel Formation | Low | Stub | 1 | June 2010 | ... (June 2010) |
| Moraine | Low | Start | 2 | October 2021 | Unsourced passages need footnotes {{More citations needed}} (October 2021), ... (November 2021) |
| Morasko Meteorite Nature Reserve | Low | Start | 1 | June 2018 | ... (June 2018) |
| Moscow Paleontological Museum | Low | Start | 1 | April 2025 | ... (April 2025) |
| Moscow State Mining University | Low | Start | 1 | July 2022 | ... (July 2022) |
| Mottle | Mid | Start | 2 | February 2018 | Dead external links {{dead link}} (February 2018), ... (August 2025) |
| Mount Everest | Mid | B | 3 | June 2011 | ... (June 2011, May 2021), Potentially dated statements (December 2024) |
| Mount Nittany | Low | Start | 4 | January 2013 | ... (January 2013, April 2021, April 2025), Unsourced passages need footnotes {{More citations needed}} (December 2022) |
| Mount Sinai (Bible) | Low | B | 6 | January 2016 | Weasel-worded phrases (January 2016, August 2017), Incomplete citations (March 2019, October 2021), ... (July 2022, July 2024) |
| Mount Toby Formation | Low | Stub | 1 | May 2025 | ... (May 2025) |
| Mount Vesuvius | Mid | B | 4 | February 2020 | ... (February 2020), Factual verification needed (April 2021), Clarification needed (September 2022), CS1 errors: periodical ignored |
| Moussa Saadi | Low | Start | 1 | October 2025 | ... (October 2025) |
| Mouth bar | Low | Stub | 1 | November 2024 | ... (November 2024) |
| Mud volcano | Mid | C | 7 | September 2011 | ... (September 2011, July 2012, July 2014, August 2020, March 2023), Clarification needed (January 2020), Page number citations needed (August 2021) |
| Mudcrack | Mid | Start | 1 | June 2011 | ... (June 2011) |
| Mudrock | High | B | 1 | April 2025 | ... (April 2025) |
| Myra Keen | Mid | C | 2 | July 2014 | ... (July 2014, May 2023) |
| NG 6 | Low | Stub | 1 | May 2018 | ... (May 2018) |
| Nancy Kirk (geologist) | Unknown | C | 1 | June 2025 | ... (June 2025) |
| Nanobe | Mid | Start | 1 | March 2014 | ... (March 2014) |
| Nanushuk Formation | Low | Stub | 3 | May 2024 | Vague or ambiguous time (May 2024), ... (May 2024, June 2024) |
| National Estuary Program | Low | Start | 2 | August 2022 | ... (August 2022), Disputed statements (August 2022) |
| National Geology and Mining Service | Low | Stub | 1 | February 2021 | ... (February 2021) |
| National Institute of Hydrology | Low | Start | 3 | October 2011 | Cites unreliable sources (October 2011), Unsourced passages need footnotes {{More citations needed}} (December 2021), ... (September 2025) |
| National Museum Cardiff | Low | Start | 1 | August 2014 | ... (August 2014) |
| National Museum of Ireland – Natural History | Low | C | 2 | June 2018 | ... (June 2018, August 2025) |
| Native metal | Mid | C | 2 | June 2015 | ... (June 2015, March 2024) |
| Natural arch | Mid | C | 1 | November 2019 | ... (November 2019) |
| Natural history | High | C | 3 | March 2018 | Page number citations needed (March 2018), ... (August 2020), CS1 errors: ISBN date |
| Natural nuclear fission reactor | Low | C | 1 | June 2022 | ... (June 2022) |
| Nena (supercontinent) | Mid | Stub | 1 | March 2024 | ... (March 2024) |
| Neoarchean | Low | C | 2 | February 2023 | ... (February 2023, June 2024) |
| Neodani Fault | Low | Stub | 1 | May 2021 | ... (May 2021) |
| Neotectonics | Mid | Start | 1 | July 2013 | ... (July 2013) |
| New Eddystone Rock | Low | Stub | 1 | November 2020 | ... (November 2020) |
| Newton Horace Winchell | Mid | Start | 1 | October 2025 | ... (October 2025) |
| Niagara Escarpment | Low | C | 2 | September 2021 | ... (September 2021), Unsourced passages need footnotes {{More citations needed}} (September 2021) |
| Niah National Park | Low | Start | 1 | March 2024 | ... (March 2024) |
| Nickel | High | GA | 4 | April 2007 | Potentially dated statements (April 2007, September 2017), ... (January 2021), Page number citations needed (January 2025) |
| Nicolas Steno | High | B | 2 | January 2012 | ... (January 2012, February 2024) |
| Nigel Anstey (BLP) | Low | Start | 2 | February 2021 | ... (February 2021), BLP articles lacking sources (January 2024) |
| Niger Delta | Low | Start | 3 | October 2013 | ... (October 2013, December 2023), Vague or ambiguous time (March 2023) |
| Nile Delta | Mid | C | 1 | February 2025 | ... (February 2025) |
| Nineveh Formation | Low | Stub | 2 | February 2021 | Unsourced passages need footnotes {{More citations needed}} (February 2021), ... (March 2022) |
| Noir Belge | Low | Start | 1 | May 2009 | ... (May 2009) |
| Nooitgedacht Glacial Pavements | Low | Start | 1 | May 2015 | ... (May 2015) |
| Nord-Pas de Calais Mining Basin | Low | Stub | 1 | December 2021 | ... (December 2021) |
| Norman Haskell | Low | Stub | 1 | January 2023 | ... (January 2023) |
| North American plate | High | Start | 1 | April 2010 | ... (April 2010) |
| North Anatolian Fault | High | Start | 1 | December 2021 | ... (December 2021) |
| North European Plain | Low | Start | 3 | December 2017 | Has general references but lacks inline footnotes (December 2017), ... (December 2018, January 2019) |
| North German Plain | Unknown | Start | 3 | September 2012 | ... (September 2012, October 2024), Unsourced passages need footnotes {{More citations needed}} (July 2021) |
| North German basin | Unknown | C | 2 | July 2015 | ... (July 2015, June 2023) |
| North Luzon Trough | Unknown | Stub | 2 | January 2024 | Coordinates needed, ... (January 2024) |
| Northgrippian | Low | Start | 2 | September 2025 | Unsourced passages need footnotes {{More citations needed}} (September 2025), ... (September 2025) |
| Northwest Africa 3009 | Low | Start | 2 | December 2012 | ... (December 2012), Expansion needed (December 2012) |
| Norton County (meteorite) | Low | Stub | 1 | October 2019 | ... (October 2019) |
| Novopangaea | Low | Stub | 1 | March 2023 | ... (March 2023) |
| Nubian Sandstone Aquifer System | Low | Start | 2 | August 2024 | Coordinates needed, ... (August 2024) |
| Nuummite | Low | Stub | 1 | December 2012 | ... (December 2012) |
| Népouite | Low | Start | 2 | January 2025 | Weasel-worded phrases (January 2025), ... (January 2025) |
| Nördlinger Ries | Low | Start | 1 | February 2025 | ... (February 2025) |
| Oak Creek Canyon | Low | C | 1 | January 2022 | ... (January 2022) |
| Obduction | Mid | Start | 2 | August 2012 | ... (August 2012, February 2014) |
| Obsidian | High | C | 1 | February 2025 | ... (February 2025) |
| Oceanic core complex | Low | Start | 3 | April 2010 | Unsourced passages need footnotes {{More citations needed}} (April 2010), Incomplete citations (November 2020), ... (July 2024) |
| Octahedrite | Low | C | 1 | September 2023 | ... (September 2023) |
| Oil sands | Mid | C | 7 | May 2014 | Unsourced passages need footnotes {{More citations needed}} (May 2014), ... (November 2014, January 2020, May 2025), Update needed (April 2022), Dead external links {{dead link}} (October 2022), Too long (June 2025) |
| Old Faithful | Mid | C | 1 | September 2017 | ... (September 2017) |
| Old Red Sandstone | High | C | 5 | March 2018 | Dead external links {{dead link}} (March 2018), Limited geographic scope (August 2024), ... (February 2025), Weasel-worded phrases (February 2025), Vague or ambiguous time (February 2025) |
| Older Dryas | Low | C | 2 | May 2015 | ... (May 2015), Dead external links {{dead link}} (September 2024) |
| Olivine | High | C | 3 | February 2021 | Harv and Sfn no-target errors, ... (February 2021, May 2025) |
| Olson's Extinction | Low | Start | 2 | July 2024 | ... (July 2024), Dead external links {{dead link}} (August 2025) |
| Olympic–Wallowa lineament | Low | C | 10 | August 2014 | Weasel-worded phrases (August 2014, August 2021), Dead external links {{dead link}} (April 2020, July 2022, February 2023), Harv and Sfn no-target errors, Style editing needed (November 2020), ... (August 2021), Page number citations needed (August 2021), Unsourced passages need footnotes {{More citations needed}} (September 2023) |
| Onondaga Limestone | Low | Start | 1 | May 2009 | ... (May 2009) |
| Ontario Geological Survey | Low | Start | 2 | January 2025 | ... (January 2025), Unsourced passages need footnotes {{More citations needed}} (April 2025) |
| Opening of the North Atlantic Ocean | Mid | Start | 1 | October 2015 | ... (October 2015) |
| Ophiolite | High | B | 1 | July 2009 | ... (July 2009) |
| Optically stimulated luminescence | Low | Start | 2 | March 2018 | ... (March 2018), Unsourced passages need footnotes {{More citations needed}} (March 2018) |
| Oranjemund | Low | Start | 3 | November 2015 | ... (November 2015), Potentially dated statements (2019, 2023) |
| Orbital forcing | High | Start | 2 | February 2019 | ... (February 2019), Pages with broken anchors (see article talk page, remove when fixed) |
| Ordovician | Top | B | 2 | September 2023 | ... (September 2023, February 2025) |
| Ordovician meteor event | Low | Start | 1 | August 2023 | ... (August 2023) |
| Organic-rich sedimentary rocks | Low | Stub | 1 | December 2018 | ... (December 2018) |
| Origin and occurrence of fluorine | Low | C | 1 | April 2024 | ... (April 2024) |
| Orogenic gold deposit | Low | C | 5 | May 2023 | CS1 errors: missing periodical, ... (May 2023), CS1 errors: periodical ignored, Clarification needed (May 2024), Dead external links {{dead link}} (August 2025) |
| Orosirian | Low | Stub | 2 | February 2022 | Potentially dated statements (February 2022), ... (June 2024) |
| Orpiment | Mid | Start | 2 | April 2023 | Detailed references needed, ... (April 2023) |
| Osmiridium | Low | Start | 2 | May 2024 | Vague or ambiguous time (May 2024), ... (May 2024) |
| Ottawa Valley | Mid | C | 4 | December 2018 | Unsourced passages need footnotes {{More citations needed}} (December 2018), Pages with broken anchors (see article talk page, remove when fixed), ... (August 2025), Dead external links {{dead link}} (September 2025) |
| Ottawa-Bonnechere Graben | Mid | C | 1 | February 2019 | ... (February 2019) |
| Outburst flood | Mid | B | 3 | September 2014 | ... (September 2014), Page number citations needed (April 2019), Disputed statements (June 2021) |
| Oxygen-18 | Mid | C | 2 | December 2009 | Unsourced passages need footnotes {{More citations needed}} (December 2009), ... (September 2025) |
| Paha (landform) | Low | Start | 2 | May 2015 | ... (May 2015), Dead external links {{dead link}} (May 2025) |
| Painite | Low | Start | 3 | July 2020 | ... (July 2020), Clarification needed (July 2020), Vague or ambiguous time (September 2021) |
| Palaeogeography | High | Start | 2 | October 2024 | ... (October 2024), Dead external links {{dead link}} (July 2025) |
| Paleoarchean | Mid | C | 2 | February 2023 | Pages with broken anchors (see article talk page, remove when fixed), ... (February 2023) |
| Paleoatmosphere | Low | Stub | 2 | April 2021 | ... (April 2021, July 2021) |
| Paleobiota of the Morrison Formation | Mid | List | 2 | February 2025 | CS1 errors: missing periodical, ... (February 2025) |
| Paleobiota of the Niobrara Formation | Low | List | 1 | August 2009 | ... (August 2009) |
| Paleobotany | High | C | 4 | October 2011 | Unsourced passages need footnotes {{More citations needed}} (October 2011, April 2016), Has general references but lacks inline footnotes (May 2023), ... (August 2024) |
| Paleocene–Eocene Thermal Maximum | Mid | B | 2 | January 2020 | ... (January 2020), Page number citations needed (August 2025) |
| Paleoclimatology | High | B | 2 | May 2013 | ... (May 2013), CS1 errors: requires URL |
| Paleocontinent | Mid | C | 2 | May 2020 | ... (May 2020), Dead external links {{dead link}} (July 2025) |
| Paleostress | Low | Start | 2 | January 2011 | Too technical (January 2011), ... (November 2022) |
| Paleozoology | Mid | Start | 1 | March 2024 | ... (March 2024) |
| Panasqueira | Mid | Start | 8 | May 2017 | Unsourced passages need footnotes {{More citations needed}} (May 2017), Has general references but lacks inline footnotes (August 2017), CS1 errors: generic name, Too technical (August 2023), Weasel-worded phrases (August 2023), Vague or ambiguous time (August 2023), Failed verification (August 2023), ... (August 2023) |
| Pannonian Basin | Mid | Start | 11 | July 2022 | Unsourced passages need footnotes {{More citations needed}} (July 2022, April 2023, August 2024), ... (April 2023, February 2025, May 2025), Weasel-worded phrases (May 2025), Clarification needed (May 2025), Cites unreliable sources (May 2025), Disputed statements (May 2025), Page number citations needed (May 2025) |
| Panwali Dwar | Low | Start | 1 | January 2021 | ... (January 2021) |
| Paragould meteorite | Low | Start | 2 | January 2009 | ... (January 2009, September 2015) |
| Paraná Basin | Low | C | 2 | March 2018 | Dead external links {{dead link}} (March 2018), ... (August 2021) |
| Paratethys | Low | C | 1 | June 2024 | ... (June 2024) |
| Park Forest (meteorite) | Low | Start | 1 | September 2015 | ... (September 2015) |
| Parson's Barn | Low | Stub | 2 | June 2025 | ... (June 2025), Unsourced passages need footnotes {{More citations needed}} (June 2025) |
| Past sea level | Top | C | 2 | September 2017 | ... (September 2017), Harv and Sfn no-target errors |
| Patina | Low | C | 2 | October 2022 | Dead external links {{dead link}} (October 2022), ... (January 2025) |
| Patomskiy crater | Low | C | 4 | October 2016 | Unsourced passages need footnotes {{More citations needed}} (October 2016), Dead external links {{dead link}} (March 2018), ... (November 2020, April 2025) |
| Patricia Dove (BLP) | Low | C | 2 | April 2022 | CS1 errors: generic name, ... (April 2022) |
| Peak oil | High | C | 6 | 2022 | CS1 errors: missing periodical, CS1 errors: requires URL, Potentially dated statements (2022), ... (January 2024), Factual verification needed (October 2024), Update needed (January 2025) |
| Pebble | Low | Start | 3 | December 2013 | Unsourced passages need footnotes {{More citations needed}} (December 2013, May 2024), ... (May 2024) |
| Pedosphere | Mid | Start | 1 | January 2022 | ... (January 2022) |
| Pelagic sediment | Mid | Start | 1 | March 2019 | ... (March 2019) |
| Pele's hair | Low | Stub | 2 | September 2022 | Has general references but lacks inline footnotes (September 2022), ... (January 2025) |
| Pelotas Basin | Low | C | 1 | August 2021 | ... (August 2021) |
| Peridot | Mid | C | 3 | November 2021 | ... (November 2021, July 2025), Incomplete citations (August 2024) |
| Perlite | Mid | C | 3 | March 2021 | ... (March 2021, September 2021, February 2024) |
| Permian–Triassic extinction event | High | B | 2 | May 2020 | Disputed statements (May 2020), ... (April 2025) |
| Persian Gulf Basin | Unknown | C | 2 | May 2015 | ... (May 2015), Cites unreliable sources (March 2021) |
| Petalite | Mid | Start | 2 | January 2013 | ... (January 2013, November 2021) |
| Peter Gadsden | Low | Start | 1 | January 2023 | ... (January 2023) |
| Peter Macnair (geologist) | Low | Start | 1 | August 2017 | ... (August 2017) |
| Petroleum geology | Mid | Start | 2 | June 2014 | Has general references but lacks inline footnotes (June 2014), ... (September 2025) |
| Petroleum seep | Low | C | 4 | June 2012 | ... (June 2012), Cites unreliable sources (March 2014), Incomplete citations (March 2015), Dead external links {{dead link}} (May 2025) |
| Phases of ice | Top | C | 6 | 2013 | Potentially dated statements (2013), ... (August 2017), Accuracy disputes or self-published (September 2022), Vague or ambiguous time (May 2024), Introduction cleanup (May 2024), Clarification needed (April 2025) |
| Philip England (BLP) | Low | Stub | 1 | November 2016 | ... (November 2016) |
| Phosphorite | Mid | C | 4 | 2006 | Potentially dated statements (2006, 2012, December 2018), ... (October 2019) |
| Phreatic eruption | Mid | Start | 2 | September 2015 | ... (September 2015, January 2022) |
| Phreatomagmatic eruption | Mid | C | 1 | February 2021 | ... (February 2021) |
| Phyllite | Mid | Stub | 2 | March 2013 | ... (March 2013), Accuracy disputes or self-published (July 2021) |
| Phylum | Mid | C | 2 | February 2013 | Unsourced passages need footnotes {{More citations needed}} (February 2013), ... (May 2017) |
| Piercing point | Low | Start | 1 | June 2012 | ... (June 2012) |
| Pierre Bouguer | Mid | Start | 1 | November 2024 | ... (November 2024) |
| Pierre Teilhard de Chardin | Low | B | 4 | November 2017 | Page number citations needed (November 2017), Clarification needed (August 2018), ... (September 2024, July 2025) |
| Pipeflow | Low | Stub | 1 | July 2025 | ... (July 2025) |
| Pit cave | Low | Start | 2 | April 2020 | Unsourced passages need footnotes {{More citations needed}} (April 2020), ... (March 2022) |
| Placer deposit | Mid | Start | 1 | September 2021 | ... (September 2021) |
| Planet | Mid | FA | 2 | April 2025 | ... (April 2025), CS1 errors: ISBN date |
| Planetary geology | Top | Start | 3 | January 2014 | Limited geographic scope (January 2014), Dead external links {{dead link}} (March 2022), ... (January 2025) |
| Plateau | High | Start | 2 | June 2010 | Unsourced passages need footnotes {{More citations needed}} (June 2010), ... (June 2020) |
| Plateau d'Assy | Low | Stub | 2 | January 2019 | ... (January 2019), Unsourced passages need footnotes {{More citations needed}} (March 2024) |
| Pleistocene Park | Low | C | 7 | January 2020 | ... (January 2020, December 2023), Cites unreliable sources (January 2020, September 2023), Weasel-worded phrases (February 2020), Update needed (April 2020), Pages with broken anchors (see article talk page, remove when fixed) |
| Plessite | Low | Start | 1 | October 2019 | ... (October 2019) |
| Po Valley | Unknown | Start | 2 | November 2021 | ... (November 2021), Expansion needed (December 2024) |
| Polar forests of the Cretaceous | Mid | C | 3 | June 2013 | ... (June 2013), Dead external links {{dead link}} (May 2020), CS1 errors: periodical ignored |
| Ponor | Low | Stub | 1 | September 2016 | ... (September 2016) |
| Porcellanite | Low | Start | 1 | March 2017 | ... (March 2017) |
| Porphyry (geology) | Mid | Start | 1 | February 2023 | ... (February 2023) |
| Porphyry copper deposit | Low | Start | 4 | February 2015 | ... (February 2015, April 2025), Dead external links {{dead link}} (January 2018), Clarification needed (April 2025) |
| Port Orford Formation | Low | Stub | 1 | June 2024 | ... (June 2024) |
| Portland Admiralty Roach | Low | Stub | 2 | January 2023 | ... (January 2023), Unsourced passages need footnotes {{More citations needed}} (April 2025) |
| Portland Bowers Roach | Low | Stub | 2 | April 2013 | Unsourced passages need footnotes {{More citations needed}} (April 2013), ... (April 2013) |
| Post-glacial rebound | Mid | B | 2 | April 2015 | ... (April 2015), Dead external links {{dead link}} (May 2023) |
| Post-perovskite | Low | C | 1 | October 2008 | ... (October 2008) |
| Powder | Low | Start | 2 | April 2010 | Has general references but lacks inline footnotes (April 2010), ... (May 2024) |
| Pre-Pastonian Stage | Low | Stub | 1 | September 2023 | ... (September 2023) |
| Pre-Tolstojan | Low | Start | 1 | February 2025 | ... (February 2025) |
| Precambrian | Top | B | 2 | April 2024 | Pages with broken anchors (see article talk page, remove when fixed), ... (April 2024) |
| Preikestolen | High | C | 1 | December 2018 | ... (December 2018) |
| Preservation of biopolymers | Low | Start | 1 | November 2008 | ... (November 2008) |
| Primordial nuclide | Low | Start | 1 | January 2021 | ... (January 2021) |
| Protolith | Mid | Stub | 3 | January 2021 | Unsourced passages need footnotes {{More citations needed}} (January 2021), ... (September 2024), Clarification needed (September 2024) |
| Proustite | Mid | Start | 1 | August 2021 | ... (August 2021) |
| Proxy (climate) | Unknown | C | 4 | November 2011 | Clarification needed (November 2011, April 2019), Potentially dated statements (2018), ... (June 2018) |
| Puli Basins | Low | Stub | 2 | March 2021 | ... (March 2021), Unsourced passages need footnotes {{More citations needed}} (June 2025) |
| Pulpí Geode | Low | Stub | 1 | February 2025 | ... (February 2025) |
| Pyroclastic flow | Mid | C | 5 | March 2018 | Unsourced passages need footnotes {{More citations needed}} (March 2018), Factual verification needed (July 2019), ... (July 2020, January 2025), Page number citations needed (January 2025) |
| Pyroclastic rock | Mid | Start | 1 | November 2024 | ... (November 2024) |
| Pyrolite | Mid | Start | 1 | April 2023 | ... (April 2023) |
| Qixingyan (Taiwan) | Low | Stub | 1 | April 2019 | ... (April 2019) |
| Quartz | Top | B | 2 | September 2025 | CS1 errors: ISBN date, ... (September 2025) |
| Quartz monzonite | Low | Start | 2 | November 2019 | Limited geographic scope (November 2019), ... (September 2020) |
| Quartz-dolerite | Low | Stub | 2 | December 2009 | Cites no sources (December 2009), ... (February 2025) |
| Quaternary | High | C | 2 | September 2009 | ... (September 2009), Expansion needed (March 2023) |
| Quaternary science | Mid | Stub | 2 | January 2021 | Slanted towards recent events (January 2021), ... (June 2022) |
| RNA world | Low | C | 4 | May 2009 | ... (May 2009, September 2024), Page number citations needed (March 2021), CS1 errors: ISBN date |
| Rachel, Lady MacRobert | Low | C | 2 | 2016 | Potentially dated statements (2016), ... (October 2017) |
| Radiolarite | Mid | C | 4 | November 2014 | Unsourced passages need footnotes {{More citations needed}} (November 2014), ... (November 2014, June 2017), Incomplete citations (November 2014) |
| Radiometric dating | High | B | 2 | September 2010 | Page number citations needed (September 2010), ... (October 2022) |
| Ragnar Stefánsson | Unknown | Start | 1 | December 2016 | ... (December 2016) |
| Ralph Early Grim | Unknown | Start | 4 | March 2022 | CS1 errors: missing periodical, Link rot cleanup (March 2022), ... (August 2023), CS1 errors: ISBN date |
| Rapakivi granite | Mid | Start | 1 | July 2009 | ... (July 2009) |
| Rapanui Rock | Low | Start | 2 | January 2021 | ... (January 2021), Unsourced passages need footnotes {{More citations needed}} (January 2021) |
| Rare-earth element | Mid | C | 13 | May 2019 | Reference errors, Update needed (May 2019), Clarification needed (April 2021), Potentially dated statements (March 2022, 2025, June 2025, August 2025), Dead external links {{dead link}} (January 2023), Vague or ambiguous time (July 2023, September 2025), Unsourced passages need footnotes {{More citations needed}} (September 2025), ... (September 2025), Expansion needed (October 2025) |
| Rare-earth mineral | Unknown | B | 1 | September 2025 | ... (September 2025) |
| Reactions to the 2008 Sichuan earthquake | Low | B | 6 | March 2016 | Dead external links {{dead link}} (March 2016, June 2017, August 2018), ... (October 2020), CS1 errors: URL, Clarification needed (January 2023) |
| Realgar | Low | C | 2 | September 2025 | Clarification needed (September 2025), ... (September 2025) |
| Red Beach (Panjin) | Low | Stub | 2 | January 2022 | Unsourced passages need footnotes {{More citations needed}} (January 2022), ... (April 2022) |
| Red Hills Region | Low | Start | 1 | May 2014 | ... (May 2014) |
| Reflection seismology | Mid | B | 2 | July 2012 | ... (July 2012), Clarification needed (October 2017) |
| Regurgitalite | Low | Stub | 1 | April 2024 | ... (April 2024) |
| Rejection of evolution by religious groups | High | B | 12 | June 2008 | Expansion needed (June 2008), Page number citations needed (May 2014), Vague or ambiguous time (July 2014), ... (July 2014, April 2017, July 2023, January 2024), Factual verification needed (April 2017), Weasel-worded phrases (April 2017), Potentially dated statements (2020), Limited geographic scope (August 2020), CS1 errors: ISBN date |
| Residuum (geology) | Low | Start | 2 | April 2022 | ... (April 2022, January 2023) |
| Resurgent dome | Low | Stub | 2 | September 2017 | Unsourced passages need footnotes {{More citations needed}} (September 2017), ... (June 2024) |
| Rhyacian | Low | Stub | 3 | June 2024 | Detailed references needed, ... (June 2024), Potentially dated statements (December 2024) |
| Rhynie chert | Mid | B | 3 | May 2008 | ... (May 2008), Clarification needed (August 2021), CS1 errors: periodical ignored |
| Richards equation | Low | Start | 1 | November 2022 | ... (November 2022) |
| Richter scale | High | C | 1 | January 2020 | ... (January 2020) |
| Rift | High | Start | 1 | October 2018 | ... (October 2018) |
| Ring of Fire | High | C | 3 | December 2020 | Potentially dated statements (2020), ... (December 2020), Page number citations needed (January 2021) |
| Ring of Gullion | Low | C | 1 | September 2022 | ... (September 2022) |
| Riprap | Low | Stub | 1 | December 2020 | ... (December 2020) |
| River anticline | Low | Start | 1 | April 2017 | ... (April 2017) |
| River delta | High | C | 1 | November 2024 | ... (November 2024) |
| River engineering | Low | C | 4 | May 2010 | Unsourced passages need footnotes {{More citations needed}} (May 2010), ... (May 2010, January 2012), Update needed (October 2020) |
| Rivera triple junction | Mid | Stub | 2 | October 2015 | ... (October 2015), Has general references but lacks inline footnotes (June 2024) |
| Robert A. Haag (BLP) | Low | Start | 2 | June 2016 | Dead external links {{dead link}} (June 2016), ... (May 2025) |
| Robert Bruce Foote | Low | Stub | 1 | July 2020 | ... (July 2020) |
| Robert J. Twiss (BLP) | Unknown | Stub | 1 | July 2015 | ... (July 2015) |
| Robert M. Schoch (BLP) | Low | C | 1 | November 2022 | ... (November 2022) |
| Robert Mallet | Mid | Start | 1 | May 2021 | ... (May 2021) |
| Robert McQuillin (BLP) | Low | Stub | 2 | December 2016 | ... (December 2016), CS1 errors: missing periodical |
| Robert Norman | Mid | Stub | 2 | May 2019 | ... (May 2019), Unsourced passages need footnotes {{More citations needed}} (July 2021) |
| Robert R. Gaines (BLP) | Mid | C | 1 | May 2020 | ... (May 2020) |
| Roche moutonnée | Low | Start | 1 | February 2014 | ... (February 2014) |
| Rock of Gibraltar | Mid | C | 2 | February 2010 | ... (February 2010), Unsourced passages need footnotes {{More citations needed}} (March 2025) |
| Rock of Solutré | Low | C | 2 | September 2011 | ... (September 2011), Unsourced passages need footnotes {{More citations needed}} (October 2011) |
| Rockall | Mid | B | 7 | February 2019 | Original research (February 2019), ... (October 2022, August 2023, June 2025), Clarification needed (February 2024, June 2025), Disputed statements (June 2025) |
| Rocky Mountains | High | B | 3 | April 2019 | ... (April 2019, November 2024), Potentially dated statements (October 2025) |
| Roque Nublo | Low | Stub | 1 | April 2014 | ... (April 2014) |
| Roscoelite | Low | Start | 2 | December 2013 | ... (December 2013), Incomplete citations (December 2013) |
| Rosemary Hutton | Low | C | 1 | November 2023 | ... (November 2023) |
| Roundness (geology) | Low | Start | 2 | October 2016 | ... (October 2016), Dead external links {{dead link}} (April 2018) |
| Rovno amber | Low | Start | 1 | March 2025 | ... (March 2025) |
| Royal School of Mines | Low | Start | 1 | January 2024 | ... (January 2024) |
| Ruby | Mid | B | 2 | May 2022 | Unsourced passages need footnotes {{More citations needed}} (May 2022), ... (September 2024) |
| Ryedale Windypits | Low | Start | 3 | August 2011 | ... (August 2011, July 2012), Has general references but lacks inline footnotes (October 2021) |
| Ryn Desert | Low | Start | 2 | February 2008 | Has general references but lacks inline footnotes (February 2008), ... (November 2023) |
| Río Cuarto craters | Low | Start | 4 | September 2017 | ... (September 2017), Weasel-worded phrases (September 2017), Dead external links {{dead link}} (May 2023), Unsourced passages need footnotes {{More citations needed}} (August 2023) |
| S-type granite | Unknown | B | 1 | September 2020 | ... (September 2020) |
| Sacramento–San Joaquin River Delta | Low | B | 1 | July 2018 | ... (July 2018) |
| Saddle (landform) | Unknown | Start | 1 | May 2018 | ... (May 2018) |
| Sadlerochit Group | Low | Stub | 1 | December 2023 | ... (December 2023) |
| Sahara Blend | Low | Start | 1 | February 2023 | ... (February 2023) |
| Salar de Uyuni | Low | C | 4 | June 2016 | ... (June 2016, June 2020), Dead external links {{dead link}} (May 2018, April 2023) |
| Salt tectonics | Mid | C | 1 | August 2021 | ... (August 2021) |
| Saltation (geology) | Mid | Start | 3 | April 2014 | Page number citations needed (April 2014), ... (January 2018), CS1 errors: ISBN date |
| Salvador Calderón y Arana | Unknown | B | 1 | February 2025 | ... (February 2025) |
| San Andreas Fault | High | C | 2 | June 2025 | ... (June 2025, September 2025) |
| San Benedicto Island | Mid | C | 2 | November 2007 | Clarification needed (November 2007), ... (November 2007) |
| San Fernando Valley | Low | Start | 7 | July 2014 | Unsourced passages need footnotes {{More citations needed}} (July 2014, August 2014), ... (October 2014, November 2014, December 2019), Weasel-worded phrases (September 2018), Clarification needed (February 2019) |
| San Joaquin Valley | Low | C | 3 | November 2022 | ... (November 2022, December 2023, November 2024) |
| Sand sheet | Low | Stub | 1 | December 2010 | ... (December 2010) |
| Sandfall | Low | Start | 1 | March 2013 | ... (March 2013) |
| Sandstone | Mid | C | 2 | May 2023 | Dead external links {{dead link}} (May 2023), ... (January 2024) |
| Santos Basin | Low | B | 3 | February 2020 | Clarification needed (February 2020), ... (August 2021), Dead external links {{dead link}} (August 2025) |
| Sanya Bay | Low | Stub | 3 | November 2024 | Articles using infobox body of water without alt, Articles using infobox body of water without pushpin map alt, ... (November 2024) |
| Sao Khua Formation | Low | B | 2 | October 2022 | CS1 errors: missing periodical, ... (October 2022) |
| Sapphire | Mid | B | 6 | October 2014 | ... (October 2014, August 2021, February 2025), Clarification needed (October 2017, August 2024), Unsourced passages need footnotes {{More citations needed}} (March 2021) |
| Sarah Andrews (author) | Low | C | 2 | June 2020 | ... (June 2020), Cites unreliable sources (September 2022) |
| Sassafras (soil) | Low | C | 1 | June 2023 | ... (June 2023) |
| Saudi Geological Survey | Low | Stub | 2 | July 2021 | ... (July 2021), Unsourced passages need footnotes {{More citations needed}} (July 2021) |
| Scientific drilling | Mid | Start | 3 | May 2015 | ... (May 2015), Unsourced passages need footnotes {{More citations needed}} (September 2019), Failed verification (June 2022) |
| Scree | Low | C | 1 | November 2024 | ... (November 2024) |
| Scripps Canyon | Low | Stub | 1 | August 2024 | ... (August 2024) |
| Scriptural geologist | Low | B | 3 | May 2012 | ... (May 2012), Pages with broken anchors (see article talk page, remove when fixed), CS1 errors: ISBN date |
| Sea cave | Mid | B | 2 | April 2024 | ... (April 2024), Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Sedimentary exhalative deposits | Mid | C | 2 | April 2021 | Unsourced passages need footnotes {{More citations needed}} (April 2021), ... (April 2021) |
| Sedimentology | High | Start | 2 | March 2024 | ... (March 2024), Dead external links {{dead link}} (February 2025) |
| Seismic data acquisition | Mid | C | 1 | July 2020 | ... (July 2020) |
| Seismic source | Mid | C | 4 | June 2015 | ... (June 2015, May 2022, September 2025), CS1 errors: periodical ignored |
| Seismic wave | High | C | 2 | January 2010 | ... (January 2010, August 2025) |
| Seismo-electromagnetics | Low | Stub | 4 | December 2016 | Update needed (December 2016), ... (March 2017), Cites unreliable sources (March 2017), Harv and Sfn no-target errors |
| Selandian | Mid | Start | 1 | February 2025 | ... (February 2025) |
| Selenite (gypsum) | Mid | C | 3 | March 2021 | ... (March 2021), Dead external links {{dead link}} (April 2023), CS1 errors: ISBN date |
| Sequence dating | Low | Start | 2 | February 2021 | Disputed statements (February 2021), ... (February 2021) |
| Serpentine subgroup | Mid | Start | 2 | January 2017 | Dead external links {{dead link}} (January 2017), ... (May 2020) |
| Serpentinite | High | B | 4 | March 2022 | Update needed (March 2022), ... (July 2022, January 2024), CS1 errors: ISBN date |
| Shaanxi tiankeng cluster | Low | Stub | 2 | November 2024 | Coordinates needed, ... (November 2024) |
| Shale gas | Mid | C | 9 | July 2011 | ... (July 2011, March 2015, July 2019), Factual verification needed (February 2012), Cites unreliable sources (October 2014), Vague or ambiguous time (May 2016), Limited geographic scope (February 2022), Clarification needed (March 2022), Wikipedia neutral point of view disputes (July 2022) |
| Sharon plain | Unknown | Start | 2 | April 2024 | Pages with broken anchors (see article talk page, remove when fixed), ... (April 2024) |
| Sharpening stone | Low | C | 3 | April 2009 | Unsourced passages need footnotes {{More citations needed}} (April 2009), ... (February 2017), Pages with broken anchors (see article talk page, remove when fixed) |
| Shatt al-Arab | Low | C | 2 | June 2020 | ... (June 2020), Unsourced passages need footnotes {{More citations needed}} (November 2022) |
| Shatter cone | Mid | Start | 1 | March 2021 | ... (March 2021) |
| Sheet intrusion | Low | Stub | 1 | March 2013 | ... (March 2013) |
| Shenandoah Valley | High | C | 1 | September 2015 | ... (September 2015) |
| Shield (geology) | High | Start | 3 | March 2014 | Unsourced passages need footnotes {{More citations needed}} (March 2014), ... (September 2017, July 2019) |
| Shingle beach | Mid | Start | 2 | May 2025 | Unsourced passages need footnotes {{More citations needed}} (May 2025), ... (May 2025) |
| Show cave | Low | Start | 3 | October 2011 | ... (October 2011), Weasel-worded phrases (July 2017), Unsourced passages need footnotes {{More citations needed}} (December 2017) |
| Shropshire Hills Discovery Centre | Low | Start | 3 | August 2012 | Cites unreliable sources (August 2012), ... (June 2022), Vague or ambiguous time (June 2025) |
| Shuhei Ono (BLP) | Low | Start | 2 | March 2019 | Orphaned (March 2019), ... (July 2024) |
| Shuttle Radar Topography Mission | High | Start | 1 | April 2025 | ... (April 2025) |
| Siberia (continent) | Mid | Stub | 1 | March 2020 | ... (March 2020) |
| Siccar Point | Mid | Start | 1 | April 2008 | ... (April 2008) |
| Siderian | Low | Stub | 1 | June 2024 | ... (June 2024) |
| Sidoarjo mud flow | Mid | B | 8 | November 2008 | ... (November 2008, March 2025), Clarification needed (October 2016), Dead external links {{dead link}} (July 2021), Update needed (August 2022, March 2025), Unsourced passages need footnotes {{More citations needed}} (February 2025, March 2025) |
| Silesian (series) | Unknown | Stub | 2 | August 2008 | ... (August 2008), Cites no sources (June 2024) |
| Silicate mineral | Mid | Start | 1 | April 2019 | ... (April 2019) |
| Siljan Ring | Mid | Start | 3 | March 2018 | Dead external links {{dead link}} (March 2018), ... (August 2021), Pages with broken anchors (see article talk page, remove when fixed) |
| Silurian | Top | B | 2 | September 2016 | ... (September 2016), Potentially dated statements (July 2024) |
| Silverpit crater | Low | C | 3 | December 2021 | ... (December 2021, May 2024), Pages with broken anchors (see article talk page, remove when fixed) |
| Sind Valley | Low | Start | 2 | February 2019 | ... (February 2019), CS1 errors: ISBN date |
| Sinkhole | Low | C | 5 | April 2013 | ... (April 2013, November 2014, March 2015), Clarification needed (June 2013), Potentially dated statements (June 2021) |
| Sir James Hall, 4th Baronet | Mid | Start | 1 | September 2020 | ... (September 2020) |
| Sirindhorn Museum | Low | Stub | 2 | November 2016 | Unsourced passages need footnotes {{More citations needed}} (November 2016), ... (August 2018) |
| Slab pull | Low | Start | 1 | May 2024 | ... (May 2024) |
| Slate | Mid | Start | 3 | June 2021 | ... (June 2021, May 2025), Page number citations needed (July 2021) |
| Slough (hydrology) | Low | C | 1 | August 2025 | ... (August 2025) |
| Slow earthquake | Low | Start | 2 | December 2008 | ... (December 2008), Potentially dated statements (2013) |
| Smackover Formation | Low | Stub | 1 | May 2024 | ... (May 2024) |
| Smoke Hole Canyon | Low | Start | 5 | September 2011 | ... (September 2011, June 2019), Expansion needed (September 2013, August 2014), CS1 errors: ISBN date |
| Smoo Cave | Low | Start | 2 | September 2018 | ... (September 2018), Unsourced passages need footnotes {{More citations needed}} (March 2021) |
| Snowball Earth | High | B | 4 | June 2015 | Weasel-worded phrases (June 2015), ... (June 2021, July 2023), CS1 errors: periodical ignored |
| Society of Exploration Geophysicists | Mid | Start | 4 | February 2013 | ... (February 2013), Cites unreliable sources (February 2013), Potentially dated statements (November 2019), External link cleanup {{external links}} (June 2023) |
| Soil erosion | Mid | C | 4 | April 2012 | Expansion needed (April 2012), ... (October 2017), CS1 errors: missing periodical, Dead external links {{dead link}} (May 2023) |
| Solifluction | Low | Start | 1 | May 2017 | ... (May 2017) |
| Soncco Formation | Low | Stub | 1 | June 2017 | ... (June 2017) |
| Source rock | Mid | Start | 1 | June 2025 | ... (June 2025) |
| South Bay (Taiwan) | Low | Stub | 1 | March 2019 | ... (March 2019) |
| South Wales Valleys | Unknown | C | 5 | August 2009 | Unsourced passages need footnotes {{More citations needed}} (August 2009, April 2023), Clarification needed (December 2017), ... (December 2019), Obsolete information (January 2023) |
| Southern California Earthquake Center | Low | Start | 2 | May 2024 | Conflict of interest (May 2024), ... (May 2024) |
| Spatial analysis | Low | C | 5 | December 2010 | ... (December 2010, February 2013, July 2021), Spam cleanup (June 2014), Unsourced passages need footnotes {{More citations needed}} (January 2023) |
| Spatika Lingam | Low | Start | 1 | August 2012 | ... (August 2012) |
| Spencer G. Lucas (BLP) | Low | Start | 1 | November 2009 | ... (November 2009) |
| Spring (hydrology) | Mid | C | 1 | November 2021 | ... (November 2021) |
| Stalactite | Low | Start | 3 | November 2019 | CS1 errors: missing periodical, Clarification needed (November 2019), ... (August 2021) |
| Stalagmite | Low | Start | 1 | December 2013 | ... (December 2013) |
| State Geologic and Subsoil Survey of Ukraine | Unknown | Stub | 3 | February 2023 | Cites unreliable sources (February 2023), Unsourced passages need footnotes {{More citations needed}} (February 2023), ... (February 2023) |
| Statherian | Low | Stub | 1 | June 2024 | ... (June 2024) |
| Ste. Genevieve Limestone | Low | Stub | 1 | August 2014 | ... (August 2014) |
| Steephead valley | Low | Stub | 1 | November 2016 | ... (November 2016) |
| Steinheim crater | Low | Stub | 1 | August 2021 | ... (August 2021) |
| Stemflow | Low | Start | 1 | July 2009 | ... (July 2009) |
| Stenian | Low | Stub | 1 | June 2024 | ... (June 2024) |
| Stephan Riess | Low | C | 3 | September 2018 | Orphaned (September 2018), ... (May 2022), Dead external links {{dead link}} (May 2025) |
| Steppe Geoglyphs | Low | Start | 2 | November 2015 | Dead external links {{dead link}} (November 2015), ... (March 2020) |
| Strath Taieri | Unknown | C | 1 | August 2021 | ... (August 2021) |
| Stratospheric aerosol injection | High | C | 4 | December 2023 | Harv and Sfn no-target errors, Pages with broken anchors (see article talk page, remove when fixed), ... (December 2023), Clarification needed (December 2023) |
| Stream | Mid | Start | 5 | November 2015 | ... (November 2015, February 2021), Clarification needed (June 2020, November 2021), Factual verification needed (December 2024) |
| Sturtian glaciation | Low | Start | 2 | April 2023 | Clarification needed (April 2023), ... (January 2025) |
| Sturzstrom | Mid | C | 1 | December 2022 | ... (December 2022) |
| Styx Valley | Unknown | Start | 1 | August 2015 | ... (August 2015) |
| Su'ao Cold Spring | Low | Stub | 1 | September 2011 | ... (September 2011) |
| Subaerial | Low | Stub | 2 | February 2013 | ... (February 2013), Dead external links {{dead link}} (April 2021) |
| Subantarctic | Mid | B | 2 | June 2010 | ... (June 2010, March 2017) |
| Subatlantic | Low | C | 4 | August 2014 | Limited geographic scope (August 2014), ... (May 2015), Page number citations needed (July 2021), Weasel-worded phrases (January 2024) |
| Subboreal | Low | C | 1 | May 2015 | ... (May 2015) |
| Subduction | Top | B | 1 | January 2023 | ... (January 2023) |
| Submarine canyon | Mid | C | 1 | April 2013 | ... (April 2013) |
| Submarine volcano | Mid | Start | 2 | November 2017 | ... (November 2017, March 2021) |
| Sudbury Basin | Mid | Start | 4 | February 2019 | ... (February 2019, January 2021, August 2025), Dead external links {{dead link}} (September 2023) |
| Suffosion | Low | Stub | 1 | August 2022 | ... (August 2022) |
| Sulaiman Mountains | Mid | Start | 1 | November 2022 | ... (November 2022) |
| Sully Island | Low | Start | 2 | January 2018 | ... (January 2018), Unsourced passages need footnotes {{More citations needed}} (January 2025) |
| Sundaland | Low | Start | 3 | June 2021 | ... (June 2021), Pages with broken anchors (see article talk page, remove when fixed), Dead external links {{dead link}} (September 2023) |
| Superocean | Mid | Stub | 3 | August 2008 | Incomplete lists (August 2008), Unsourced passages need footnotes {{More citations needed}} (January 2017), ... (May 2021) |
| Supervolcano | Mid | Start | 2 | October 2022 | CS1 errors: missing periodical, ... (October 2022) |
| Swamp | Low | C | 2 | July 2023 | Split needed (July 2023), ... (September 2025) |
| Swift Creek Landslide | Low | Start | 2 | August 2022 | ... (August 2022), Dead external links {{dead link}} (July 2025) |
| Syenite | High | Start | 4 | December 2014 | ... (December 2014, November 2019, September 2022), CS1 errors: ISBN date |
| Sylvania Sandstone | Low | Stub | 4 | November 2023 | Unsourced passages need footnotes {{More citations needed}} (November 2023), Incomplete citations (November 2023), Cites unreliable sources (November 2023), ... (November 2023) |
| Taconite | Mid | Start | 2 | June 2016 | ... (June 2016, December 2023) |
| Tagish Lake (meteorite) | Low | C | 2 | June 2019 | Vague or ambiguous time (June 2019), ... (August 2025) |
| Taiwan Strait | Low | C | 5 | November 2020 | Articles using infobox body of water without pushpin map alt, Articles using infobox body of water without alt bathymetry, ... (November 2020, January 2021), Weasel-worded phrases (December 2024) |
| Talc | Mid | C | 4 | 2016 | Potentially dated statements (2016), Cites unreliable sources (January 2025), ... (October 2025), Unsourced passages need footnotes {{More citations needed}} (October 2025) |
| Tanya Atwater (BLP) | Mid | C | 1 | June 2024 | ... (June 2024) |
| Taoyuan Plateau | Low | Stub | 2 | March 2021 | Coordinates needed, ... (March 2021) |
| Taphonomy | Top | C | 8 | April 2011 | Unsourced passages need footnotes {{More citations needed}} (April 2011), ... (January 2017, April 2021), Clarification needed (February 2018, August 2018), CS1 errors: missing periodical, Factual verification needed (April 2021), Page number citations needed (April 2021) |
| Tar pit | Mid | C | 1 | May 2021 | ... (May 2021) |
| Tarjados Formation | Low | Start | 1 | January 2020 | ... (January 2020) |
| Tavi Murray (BLP) | Low | Start | 2 | August 2022 | ... (August 2022, June 2025) |
| Teletsunami | Low | C | 3 | April 2011 | ... (April 2011, May 2012), Dead external links {{dead link}} (August 2025) |
| Tenham (meteorite) | Low | Start | 1 | November 2019 | ... (November 2019) |
| Tephra | High | Start | 1 | September 2021 | ... (September 2021) |
| Tepui | Low | Start | 2 | September 2009 | ... (September 2009), Unsourced passages need footnotes {{More citations needed}} (December 2011) |
| Teresa Jordan (BLP) | Low | Start | 2 | July 2021 | ... (July 2021), Year an event occurred needed (July 2021) |
| Tertiary period | Unknown | Start | 1 | February 2024 | ... (February 2024) |
| Tethys Ocean | High | C | 4 | June 2017 | ... (June 2017, July 2022, April 2025), Unsourced passages need footnotes {{More citations needed}} (April 2025) |
| Theodor Anton Neagu | Low | Stub | 1 | January 2015 | ... (January 2015) |
| Theoretical gravity | Low | Start | 2 | September 2015 | ... (September 2015, February 2019) |
| Thermal response test | Low | Start | 1 | July 2018 | ... (July 2018) |
| Thomas Field Gibson | Low | Start | 1 | March 2021 | ... (March 2021) |
| Thomas Hawkins (geologist) | Low | Start | 1 | December 2016 | ... (December 2016) |
| Thompson Island (South Atlantic) | Low | Start | 2 | May 2012 | ... (May 2012), CS1 errors: ISBN date |
| Thomson orogeny | Low | Start | 1 | April 2020 | ... (April 2020) |
| Tim Patterson (BLP) | Low | Start | 4 | October 2022 | Promotional tone (October 2022), Autobiographical articles (October 2022), ... (November 2022), Vague or ambiguous time (December 2024) |
| Timeline of first images of Earth from space | Low | List | 1 | March 2023 | ... (March 2023) |
| Timeline of life | Mid | B | 5 | August 2007 | ... (August 2007, January 2019), Weasel-worded phrases (January 2019), Disputed statements (March 2020), Unsourced passages need footnotes {{More citations needed}} (September 2022) |
| Timeline of paleontology | Mid | List | 1 | August 2023 | ... (August 2023) |
| Timna Valley | Low | C | 2 | July 2013 | ... (July 2013, February 2014) |
| Tom Paradise (BLP) | Unknown | Stub | 1 | November 2017 | ... (November 2017) |
| Torbanite | Low | Start | 1 | August 2025 | ... (August 2025) |
| Tourmaline | Mid | B | 2 | September 2018 | ... (September 2018, January 2021) |
| Trace fossil | High | B | 4 | January 2008 | Factual verification needed (April 2008), ... (January 2008, December 2021), CS1 errors: periodical ignored |
| Transform fault | High | C | 2 | November 2017 | Weasel-worded phrases (November 2017), ... (February 2020) |
| Travertine | Low | C | 2 | February 2020 | ... (February 2020), Dead external links {{dead link}} (September 2025) |
| Tri-state water dispute | Mid | B | 1 | March 2013 | ... (March 2013) |
| Tripod Rock | Low | Start | 2 | December 2021 | CS1 errors: requires URL, ... (December 2021) |
| Trolltunga | Low | C | 2 | January 2018 | ... (January 2018, April 2023) |
| Trona | Mid | Start | 1 | January 2021 | ... (January 2021) |
| Tsalka Canyon | Low | Stub | 1 | July 2022 | ... (July 2022) |
| Tsunami deposit | Low | Start | 1 | December 2019 | ... (December 2019) |
| Tsunami warning system | Mid | C | 8 | April 2011 | Unsourced passages need footnotes {{More citations needed}} (April 2011, June 2017), ... (April 2011, November 2019, March 2024, June 2025), Style editing needed (April 2011), Update needed (July 2014) |
| Tsunamis in lakes | Low | C | 5 | April 2010 | Unsourced passages need footnotes {{More citations needed}} (April 2010), ... (April 2010), Has general references but lacks inline footnotes (June 2010), Dead external links {{dead link}} (December 2013), Harv and Sfn no-target errors |
| Tuckahoe marble | Unknown | Start | 3 | May 2018 | Vague or ambiguous geographic scope (May 2018), ... (May 2018), Unsourced passages need footnotes {{More citations needed}} (July 2024) |
| Tufa | Low | Start | 3 | April 2012 | Failed verification (April 2012), Factual verification needed (March 2019), ... (July 2022) |
| Tukwila Formation | Low | Stub | 2 | March 2020 | CS1 errors: missing periodical, ... (March 2020) |
| Tumblagooda Sandstone | Mid | Start | 5 | February 2008 | ... (February 2008), Harv and Sfn no-target errors, Page number citations needed (April 2025), Disputed statements (April 2025), Incomplete citations (April 2025) |
| Tunguska event | Mid | B | 2 | November 2014 | ... (November 2014), Potentially dated statements (February 2020) |
| Turonian | Low | Start | 1 | February 2024 | ... (February 2024) |
| Turpan Depression | Low | Start | 1 | February 2013 | ... (February 2013) |
| Turquoise | Mid | B | 7 | June 2007 | ... (June 2007, December 2020), Unsourced passages need footnotes {{More citations needed}} (April 2019, June 2022), Weasel-worded phrases (April 2019), Clarification needed (November 2019), CS1 errors: ISBN date |
| Tweed Volcano | Low | Start | 2 | October 2013 | Unsourced passages need footnotes {{More citations needed}} (October 2013), ... (August 2025) |
| Tytoona Cave | Low | Start | 2 | July 2024 | ... (July 2024), CS1 errors: ISBN date |
| Ultramafic rock | High | Start | 1 | April 2021 | ... (April 2021) |
| Underground soft-rock mining | Low | Start | 3 | March 2017 | Unsourced passages need footnotes {{More citations needed}} (March 2017), Vague or ambiguous time (June 2024), ... (June 2024) |
| Union Wash Formation | Low | Stub | 1 | October 2020 | ... (October 2020) |
| Upper Mesopotamia | Mid | C | 2 | June 2020 | Coordinates needed, ... (June 2020) |
| Ur (continent) | Mid | Start | 1 | March 2024 | ... (March 2024) |
| Uranium mining in Utah | Low | Start | 3 | December 2018 | ... (December 2018, January 2021), Dead external links {{dead link}} (August 2025) |
| Uranium ore | Mid | C | 2 | December 2011 | ... (December 2011), Disputed statements (September 2024) |
| Utica Shale | Low | Start | 1 | February 2022 | ... (February 2022) |
| VAN method | Low | C | 3 | July 2012 | ... (July 2012), Harv and Sfn no-target errors, Dead external links {{dead link}} (July 2025) |
| Vaalbara | Mid | C | 1 | March 2024 | ... (March 2024) |
| Vaca Muerta | Mid | C | 1 | February 2025 | ... (February 2025) |
| Vacuum cementing | Low | Stub | 3 | March 2021 | Clarification needed (March 2021), Unsourced passages need footnotes {{More citations needed}} (March 2021), ... (March 2021) |
| Val Verde Basin | Low | Start | 2 | July 2020 | CS1 errors: missing periodical, ... (July 2020) |
| Valanginian | Low | Stub | 2 | February 2024 | ... (February 2024), Update needed (May 2025) |
| Varve | Low | Start | 3 | April 2017 | ... (April 2017), CS1 errors: missing periodical, Dead external links {{dead link}} (August 2025) |
| Vashon Glaciation | Low | Start | 1 | January 2024 | ... (January 2024) |
| Vasuki Parbat South | Low | Start | 1 | January 2021 | ... (January 2021) |
| Verd antique | Low | Start | 1 | March 2020 | ... (March 2020) |
| Verdete | Low | Stub | 2 | January 2011 | Notability unclear (January 2011), ... (August 2020) |
| Vermiculite | Mid | B | 4 | December 2012 | Clarification needed (December 2012), Unsourced passages need footnotes {{More citations needed}} (March 2015), ... (April 2022), Dead external links {{dead link}} (September 2024) |
| Vesselina Breskovska | Low | Start | 1 | October 2021 | ... (October 2021) |
| Vincent Ellis McKelvey | Unknown | Start | 1 | September 2021 | ... (September 2021) |
| Vinod Singh Chhetri | Unknown | Start | 5 | March 2021 | Promotional tone (March 2021), Orphaned (March 2021), Clarification needed (March 2021), Unsourced passages need footnotes {{More citations needed}} (March 2021), ... (December 2022) |
| Vladimir Vernadsky | Low | C | 4 | April 2024 | Harv and Sfn no-target errors, CS1 errors: unsupported parameter, ... (April 2024), Incomplete citations (May 2024) |
| Volcanic belt | Mid | Start | 1 | March 2022 | ... (March 2022) |
| Volcanic hazard | Low | Start | 2 | May 2011 | Clarification needed (May 2011), ... (October 2021) |
| Volcanic rock | Mid | Start | 2 | May 2011 | Expansion needed (May 2011), ... (October 2021) |
| Volcanism on Venus | Mid | C | 1 | November 2016 | ... (November 2016) |
| Volcanoes of east-central Baja California | Low | Start | 2 | June 2018 | ... (June 2018, June 2019) |
| Vug | Low | Start | 2 | April 2022 | ... (April 2022, January 2023) |
| Véronique Dehant (BLP) | Low | Start | 1 | December 2020 | ... (December 2020) |
| Waco Mammoth National Monument | Mid | C | 1 | December 2022 | ... (December 2022) |
| Wadi | Low | C | 2 | March 2016 | ... (March 2016), Unsourced passages need footnotes {{More citations needed}} (April 2018) |
| Wadi al-Rummah | Low | Stub | 1 | January 2011 | ... (January 2011) |
| Wadsleyite | Low | C | 5 | July 2022 | Cites unreliable sources (July 2022), ... (July 2022), Factual verification needed (July 2022), Update needed (July 2022), Introduction cleanup (October 2024) |
| Wakulla Springs | Mid | Start | 1 | February 2022 | ... (February 2022) |
| Waldemar Christofer Brøgger (geologist) | Low | Start | 1 | April 2023 | ... (April 2023) |
| Walter Curran Mendenhall | Mid | Start | 2 | April 2013 | ... (April 2013, February 2021) |
| Walter D. Mooney (BLP) | Unknown | Start | 2 | November 2015 | Dead external links {{dead link}} (November 2015), ... (November 2015) |
| Wang Yanxin (BLP) | Low | Start | 1 | August 2024 | ... (August 2024) |
| Wanggongchang Explosion | Low | C | 4 | August 2020 | Unsourced passages need footnotes {{More citations needed}} (August 2020), ... (November 2020, June 2023, May 2024) |
| Wapiti Group | Low | Start | 1 | October 2024 | ... (October 2024) |
| Warren B. Hamilton | Unknown | Start | 2 | February 2017 | ... (February 2017), Page number citations needed (February 2017) |
| Warwan Valley | Low | Start | 1 | December 2021 | ... (December 2021) |
| Waste Isolation Pilot Plant | Low | C | 7 | February 2009 | ... (February 2009, May 2016, February 2017, April 2021), Unsourced passages need footnotes {{More citations needed}} (April 2019), CS1 errors: ISBN date, Dead external links {{dead link}} (August 2025) |
| Water table | Mid | Start | 2 | February 2012 | Page number citations needed (February 2012), ... (June 2023) |
| Well logging | Mid | Start | 4 | June 2016 | Dead external links {{dead link}} (June 2016, September 2017), ... (February 2018), Unsourced passages need footnotes {{More citations needed}} (July 2022) |
| Wenlock Edge | High | C | 1 | March 2018 | ... (March 2018) |
| Wessex Formation | Low | B | 1 | March 2022 | ... (March 2022) |
| Western Plateau | Low | Start | 2 | April 2021 | ... (April 2021), Unsourced passages need footnotes {{More citations needed}} (May 2025) |
| Whinstone | Low | Stub | 2 | December 2011 | Unsourced passages need footnotes {{More citations needed}} (December 2011), ... (August 2021) |
| White Drin Canyon | Low | Stub | 1 | June 2022 | ... (June 2022) |
| White Pocket | Unknown | Start | 2 | January 2025 | Orphaned (January 2025), ... (January 2025) |
| Widmanstätten pattern | Mid | Start | 1 | October 2019 | ... (October 2019) |
| William Borlase | Low | Start | 1 | May 2020 | ... (May 2020) |
| William Conybeare (geologist) | Low | Start | 2 | June 2020 | ... (June 2020), Clarification needed (May 2023) |
| William J. Breed | Low | C | 1 | May 2024 | ... (May 2024) |
| William King (geologist) | Low | Start | 2 | June 2020 | ... (June 2020, January 2021) |
| William Morris Davis | Mid | Start | 1 | March 2025 | ... (March 2025) |
| William Thomas Pecora | Low | C | 2 | March 2024 | ... (March 2024), CS1 errors: ISBN date |
| William Thomson (mineralogist) | Low | Start | 3 | October 2019 | Weasel-worded phrases (October 2019), Vague or ambiguous time (October 2019), ... (October 2019) |
| Winona meteorite | Low | Start | 1 | December 2012 | ... (December 2012) |
| Winspit | Low | Start | 1 | May 2021 | ... (May 2021) |
| Wyartite | Low | Stub | 1 | January 2025 | ... (January 2025) |
| Xie Xuejin | Low | Start | 1 | October 2020 | ... (October 2020) |
| Yardang | Low | Start | 2 | August 2019 | Vague or ambiguous geographic scope (August 2019), ... (March 2020) |
| Yellowstone Caldera | High | C | 3 | September 2021 | Harv and Sfn no-target errors, ... (September 2021), Dead external links {{dead link}} (September 2025) |
| Yellowstone National Park | High | B | 8 | 2017 | Potentially dated statements (2017, 2022), Update needed (March 2021, April 2023), ... (February 2022, September 2025), CS1 errors: ISBN date, Dead external links {{dead link}} (June 2025) |
| Yilgarn Craton | Low | B | 2 | November 2020 | ... (November 2020), Disputed statements (November 2020) |
| Yin Yin Nwe (BLP) | Low | Start | 1 | July 2014 | ... (July 2014) |
| Yixian Formation | Mid | C | 2 | July 2019 | ... (July 2019, November 2024) |
| Yonaguni Monument | Low | C | 1 | August 2025 | ... (August 2025) |
| Young Earth creationism | High | B | 4 | March 2015 | ... (March 2015, June 2022), Dead external links {{dead link}} (August 2016), CS1 errors: ISBN date |
| Yucatán Platform | Low | C | 1 | June 2022 | ... (June 2022) |
| Zagros fold and thrust belt | Low | Start | 3 | January 2013 | Coordinates needed, Too technical (January 2013), ... (September 2019) |
| Zealandia | Mid | C | 3 | September 2023 | ... (September 2023), Potentially dated statements (2024), Unsourced passages need footnotes {{More citations needed}} (November 2024) |
| Zektzerite | Low | Start | 1 | April 2010 | ... (April 2010) |
| Zeolite | Mid | B | 4 | 2016 | Potentially dated statements (2016, December 2018), ... (October 2018), Factual verification needed (August 2021) |
| Zhongdong, Ziyun County | Low | Stub | 1 | October 2020 | ... (October 2020) |
| Ziz Gorges | Low | Stub | 2 | October 2017 | Coordinates needed, ... (October 2017) |
| Zuma Rock | Low | Start | 2 | July 2020 | Dead external links {{dead link}} (July 2020), ... (January 2024) |
| Đại Hùng oilfield | Low | Stub | 2 | August 2009 | ... (August 2009), Cites no sources (February 2013) |
| İhsan Ketin | Low | Start | 1 | February 2023 | ... (February 2023) |
| Δ13C | Mid | C | 1 | April 2019 | ... (April 2019) |