Movatterモバイル変換

[0]ホーム
URL:

Log InRegister
AboutSupport UsPhotosDiscussionsSearchLearnMore
Quick Links :The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsThe Rock H. Currier Digital LibraryGeologic Time
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral QuizTime Machine
Photo SearchPhoto GalleriesSearch by ColorNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Ramazzoite

A valid IMA mineral species
This page is currently not sponsored.Click here to sponsor this page.
Photos of Ramazzoite (6)Discuss Ramazzoite
Ramazzoite GallerySearch Photos of Ramazzoite
EditAdd SynonymEdit CIF structuresClear Cache
[Mg8Cu12(PO4)(CO3)4(OH)24(H2O)20][(H0.33SO4)3(H2O)36]
Colour:
Blue to greenish-blue
Lustre:
Vitreous
Hardness:
2½
Specific Gravity:
1.98
Crystal System:
Isometric
Name:
Named for the Mt. Ramazzo Mine, Italy, the type locality.
Type Locality:
ⓘMt. Ramazzo Mine, Borzoli, Genoa, Genoa, Liguria, Italy
New structure type. The first mineral with a polyoxometalate cation. Unique combination of elements (Mg-Cu-P-C-(S)).


Unique Identifiers
IMA Formula:
[Mg8Cu12(PO4)(CO3)4(OH)24(H2O)20][(H0.33SO4)3(H2O)36]
Approval year:
2017
First published:
2018
Approval history:
2017-090
Type description reference:
Kampf, Anthony R., Rossman, George R., Ma, Chi, Belmonte, Donato, Biagioni, Cristian, Castellaro, Fabrizio, Chiappino, Luigi (2018) Ramazzoite, [Mg8Cu12(PO4)(CO3)4(OH)24(H2O)20][(H0.33SO4)3(H2O)36], the first mineral with a polyoxometalate cation.European Journal of Mineralogy, 30 (4) 827-834doi:10.1127/ejm/2018/0030-2748

Classification of Ramazzoite

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
D : Sulfates (selenates, etc.) with additional anions, with H2O
G : With large and medium-sized cations; with NO3, CO3, B(OH)4, SiO4 or IO3

Mineral Symbols
Comment:
Vitreous to oily
Colour:
Blue to greenish-blue
Streak:
Pale blue
Hardness:
2½ onMohs scale
Tenacity:
Brittle
Cleavage:
Perfect
{100}
Fracture:
Conchoidal
Density:
1.98(1) g/cm3 (Measured)    

Optical Data of Ramazzoite

Chemical Analysis
General Appearance of Type Material:
Cubes to 0.15mm on edge
Place of Conservation of Type Material:
Cotype material is deposited in the mineralogical collections of the Natural History Museum of Los Angeles County, 900 Exposition Boulevard, Los Angeles, CA 90007, USA, catalogue numbers 66691 and 66692
Associated Minerals at Type Locality:
ChlorartiniteChrysotileDypingiteGoethiteLepidocrocite
MagnetiteNesquehonite
Reference:
Kampf, Anthony R., Rossman, George R., Ma, Chi, Belmonte, Donato, Biagioni, Cristian, Castellaro, Fabrizio, Chiappino, Luigi (2018) Ramazzoite, [Mg8Cu12(PO4)(CO3)4(OH)24(H2O)20][(H0.33SO4)3(H2O)36], the first mineral with a polyoxometalate cation.European Journal of Mineralogy, 30 (4) 827-834doi:10.1127/ejm/2018/0030-2748

Synonyms of Ramazzoite

Other Language Names for Ramazzoite

Common AssociatesTet. 4/m :P4/n7.DG.05DarapskiteNa3(SO4)(NO3) · H2OMon. 2/m :P21/m7.DG.10Clinoungemachite(Na, K, Fe, SO4)Mon. 2/m7.DG.10HumberstoniteNa7K3Mg2(SO4)6(NO3)2 · 6H2OTrig.3 :R37.DG.10UngemachiteK3Na8Fe(SO4)6(NO3)2 · 6H2OTrig.3 :R37.DG.15ChiyokoiteCa3Si(CO3)[B(OH)4]O (OH)5 · 12H2OHex. 6 :P637.DG.15KottenheimiteCa 3Si(SO4)2(OH)6 · 12H2OHex. 6/m :P63/m7.DG.15HielscheriteCa3Si(SO4)(SO3)(OH)6 · 11H2OHex. 6 :P637.DG.15JouravskiteCa3Mn4+(SO4)(CO3)(OH)6 · 12H2OHex. 6 :P637.DG.15ThaumasiteCa3(SO4)[Si(OH)6](CO3) · 12H2OHex. 6 :P637.DG.15BentoriteCa6Cr2(SO4)3(OH)12 · 26H2OTrig. 3m :P31c7.DG.15CarraraiteCa3(SO4)[Ge(OH)6](CO3) · 12H2OHex.7.DG.15EttringiteCa6Al2(SO4)3(OH)12 · 26H2OTrig. 3m :P31c7.DG.15BiruniteCa18(SiO3)8.5(CO3)8.5SO4 · 15H2O(?)7.DG.15SiwaqaiteCa6Al2(CrO4)3(OH)12 · 26H2OTrig. 3m :P31c7.DG.15BuryatiteCa3(Si,Fe3+,Al)(SO4)B(OH)4(OH,O)6 · 12H2OTrig. 3m :P31c7.DG.15CharlesiteCa6(Al,Si)2(SO4)2[B(OH)4](OH,O)12 · 26H2OTrig. 3m :P31c7.DG.15TatarinoviteCa3Al(SO4)[B(OH)4](OH)6 · 12H2OHex. 6 :P637.DG.15ImayoshiiteCa3Al(CO3)[B(OH)4](OH)6 · 12H2OHex. 6/mmm(6/m2/m2/m) :P63/mmc7.DG.15SturmaniteCa6Fe3+2(SO4)2.5[B(OH)4](OH)12 · 25H2OTrig. 3m :P31c7.DG.20RapidcreekiteCa2(SO4)(CO3) · 4H2OOrth.mmm(2/m2/m2/m) :Pbcn7.DG.25TatarskiteCa6Mg2(SO4)2(CO3)2(OH)4Cl4 · 7H2OOrth.7.DG.30NakauriiteCu8(SO4)4(CO3)(OH)6 · 48H2OOrth.7.DG.35Chessexite(Na,K)4Ca2(Mg,Zn)3Al8(SO4)10(SiO4)2 · 40H2OOrth.7.DG.40FuenzalidaiteK6(Na,K)4Na6Mg10(SO4)12(IO3)12 · 12H2OTrig.3m(32/m) :P3c17.DG.40CarlosruiziteK6(Na,K)4Na6Mg10(SeO4)12(IO3)12 · 12H2OTrig.3m(32/m) :P3c17.DG.45Chelyabinskite(Ca,Mg)3(SO4,CO3)2[Si(OH)6] · 9H2O (?)Orth.7.DG.60WitzkeiteNa4K4Ca(NO3)2(SO4)4 · 2H2OMon. 2/m :B2/b

Other Information
Search Engines:
  • Look for Ramazzoite on Google
  • Look for Ramazzoite images on Google
  • Look for Ramazzoite on Bing
  • Look for Ramazzoite images on Bing
  • Look for Ramazzoite on DuckDuckGo
  • Look for Ramazzoite images on DuckDuckGo
  • Look for Ramazzoite in the Rock H. Currier Digital Library
    • External Links:
  • Look for Ramazzoite on Webmineral
  • Look for Ramazzoite on Wikipedia
  • Look for Ramazzoite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • References and PDF downloads at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Handbook of Mineralogy page PDF
    • Mineral Dealers:
  • Buy from McDougall Minerals
  • Buy rare minerals from Excalibur Minerals
  • Blue Gems Australian & International
  • The Arkenstone - Fine Minerals
  • High-end worldwide specimens & outstanding customer service

    • References for RamazzoiteⓘHettstedtMöhn et al. (06/2024)Gerhard Möhn collection
    Italy (TL)
     
    European Journal of Mineralogy: 30: ...+3 other references
    Quick NavTopAbout RamazzoiteUnique IdentifiersIMA ClassificationClassificationMineral SymbolsPhysical PropertiesOptical DataChemistryChemical AnalysisCrystallographyX-Ray Powder DiffractionGeological EnvironmentType OccurrenceSynonymsOther LanguagesCommon AssociatesStrunz-MindatOther InformationInternet LinksReferencesLocalitiesLocality List
     
    and/or 
    Mindat.org is an outreach project of theHudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
    Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2025, except where stated. Most political location boundaries are© OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 byJolyon Ralph.
    To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844.doi:10.2138/am-2024-9486.
    Privacy Policy -Terms & Conditions -Contact Us / DMCA issues -Report a bug/vulnerabilityCurrent server date and time: November 29, 2025 01:29:17 Page updated: October 25, 2025 17:18:35