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Stromeyerite

A valid IMA mineral species - grandfathered
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AgCuS
Colour:
Blue gray, dark blue, dark steel gray, or steel gray
Lustre:
Metallic
Hardness:
2½ - 3
Specific Gravity:
6.2 - 6.3
Crystal System:
Orthorhombic
Name:
Named after German chemist Friedrich Stromeyer (2 August 1776, Göttingen, Electorate of Hanover – 18 August 1835, Göttingen, Electorate of Hanover), professor of chemistry at the university of Göttingen (Germany) who performed the first chemical analysis.
Type Locality:
ⓘZmeinogorsk Mine (Zmyeinogorsk Mine), Zmeinogorsky District, Altai Krai, Russia
Chemically similar tomckinstryite.


Unique Identifiers
IMA Formula:
CuAgS
First published:
1832
Type description reference:
Beudant, F. S. (1832)Traité élémentaire de minéralogie (2nd ed.) Vol. 1. Chez Verdière.pp.410-411

Classification of Stromeyerite

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
A : With Cu, Ag, Au
Dana 8th ed.:
2.4.6.1

2 : SULFIDES
4 : AmBnXp, with (m+n):p = 2:1
Hey's CIM Ref.:
3.2.10

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
2 : Sulphides etc. of Ag

Mineral Symbols
Transparency:
Opaque
Colour:
Blue gray, dark blue, dark steel gray, or steel gray
Comment:
tarnishes bluish
Streak:
Steel gray
Hardness:
2½ - 3 onMohs scale
Hardness:
VHN25=70 - 72 kg/mm2 - Vickers
Tenacity:
Brittle
Fracture:
Sub-Conchoidal
Density:
6.2 - 6.3 g/cm3 (Measured)    6.33 g/cm3 (Calculated)

Optical Data of Stromeyerite
Common Impurities:
Fe

Crystallography of Stromeyerite
Geological Setting of Type Material:
Copper- and silver-bearing veins, where silver replaces copper in bornite
Reference:
Beudant, F. S. (1832)Traité élémentaire de minéralogie (2nd ed.) Vol. 1. Chez Verdière.pp.410-411

Synonyms of Stromeyerite

Other Language Names for Stromeyerite

Varieties of Stromeyerite

Common AssociatesTrig.3m(32/m) :R3c2.BA.AlburniteAg8GeTe2S4Iso.2.BA.DzierżanowskiteCaCu2S2Trig.3m(32/m) :P3m12.BA.XuwenyuaniteAg9Fe3+Te2S4Iso.43m :F43m2.BA.Orileyite(Fe,Cu)2As2.BA.Juxingite Bi6Cu140Fe30S125Iso.43m :F43m2.BA.05DjurleiteCu31S16Mon. 2/m2.BA.05GeeriteCu8S5Trig.32.BA.05RoxbyiteCu58S32Tric.1 :P12.BA.05ChalcociteCu2SMon. 2/m :P21/b2.BA.10DigeniteCu9S5Trig.3m(32/m) :R3m2.BA.10AniliteCu7S4Orth.mmm(2/m2/m2/m) :Pnma2.BA.15BorniteCu5FeS4Orth.mmm(2/m2/m2/m) :Pbca2.BA.20BellidoiteCu2SeTet. 4/m :P42/n2.BA.20BerzelianiteCu2-xSe (x ≈ 0.12)Iso.m3m(4/m32/m) :Fm3m2.BA.25AthabascaiteCu5Se4Orth.2.BA.25UmangiteCu3Se2Tet.42m :P421m2.BA.30RickarditeCu7Te5Orth.mmm(2/m2/m2/m) :Pmmn2.BA.30WeissiteCu2-xTeHex. 6/mmm(6/m2/m2/m) :P6/mmm2.BA.35AcanthiteAg2SMon. 2/m :P21/m2.BA.35SpryiteAg8(As3+0.5As5+0.5)S6Orth.mm2 :Pna212.BA.40dUM2003-13-S:AgAuCuAg6AuCu2S52.BA.40MckinstryiteAg5-xCu3+xS4Orth.mmm(2/m2/m2/m) :Pnma2.BA.42HoneaiteAu3TlTe2Orth.mmm(2/m2/m2/m) :Pbcm2.BA.45JalpaiteAg3CuS2Tet. 4/mmm(4/m2/m2/m) :I41/amd2.BA.45SelenojalpaiteAg3CuSe2Tet. 4/mmm(4/m2/m2/m) :I41/amd2.BA.45KuriliteAg8Te3SeTrig.3 :R32.BA.47Spiridonovite(Cu1-xAgx)2TeTrig.3m(32/m) :P3c12.BA.50WuyanzhiiteCu2STet. 422 :P432122.BA.50EucairiteAgCuSeOrth.2.BA.52ArgentiteAg2SIso.2.BA.55NaumanniteAg2SeOrth. 222 :P2121212.BA.55AguilariteAg4SeSMon. 2/m2.BA.60ChenguodaiteAg9Fe3+Te2S4Orth.2.BA.60HessiteAg2TeMon. 2/m :P21/b2.BA.60CervelleiteAg4TeSMon. 2/m2.BA.65Henryite(Cu,Ag)3+xTe2 , with x ~ 0.40Iso.m3m(4/m32/m) :Fd3c2.BA.65StütziteAg5-xTe3, x = 0.24-0.36Hex.6 :P62.BA.70ArgyroditeAg8GeS6Orth.mm2 :Pna212.BA.70Putzite(Cu4.7Ag3.3)GeS6Iso.43m :F43m2.BA.70CanfielditeAg8SnS6Orth.mm2 :Pna212.BA.75FischesseriteAg3AuSe2Iso. 432 :I41322.BA.75UytenbogaardtiteAg3AuS2Trig.3m(32/m) :R3c2.BA.75Penzhinite(Ag,Cu)4Au(S,Se)4Hex. 622 :P63222.BA.75PetrovskaiteAuAgSMon.2.BA.75PetziteAg3AuTe2Iso. 432 :I41322.BA.80Bezsmertnovite(Au,Ag)4Cu(Te,Pb)Orth.2.BA.80BilibinskitePbCu2Au3Te2Iso.2.BA.80Bogdanovite(Au,Te,Pb)3(Cu,Fe)Iso.

Other Information
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    • References for StromeyeriteⓘCalcita Hill ?www.imaexploration.comwww.imaexploration.com4 Congreso Nacional y 1 Congreso ...+1 other referenceMugas Lobos et al. (2011)+1 other referenceRubinstein et al. (2004)Mugas Lobos et al. (2020)Permuy Vidal et al. (2016)FERNANDEZ+1 other reference
    Atlantic Ocean
     
    Gablina et al. (2018)
    Australia
     
    Gilligan et al. (1995)Gilligan et al. (1995)Edwards (1953)+1 other referenceDownes (2007)Downes (2007)Ramdohr (1950)Smith (1987)+1 other referenceHaupt et al. (2025)Francis (2010)Ben GrguricRalph Bottrill et al in prep.+2 other referencesBottrill et al. (2008)Bottrill et al. (2008)Nickel (1987)MacLeod (1991)
    Austria
     
    Paar et al. (1985)+1 other reference
    Azerbaijan
     
    Arasly (1968)
    Bolivia
     
    USGS Bulletin # 1975USGS Bulletin # 1975USGS Bulletin # 1975Federico Ahlfeld and Alejandro Schneider-Scherbina: Los Yacimientos Minerales y de Hidrocarburos de Bolivia (1964)Geology and Mineral Resources of the Altiplano and Cordillera Occidental (USGS Bulletin no. 1975)
    Botswana
     
    Kelepile et al. (2020)Keeditse et al. (2022)Piestrzynski et al. (2015)
    Brazil
     
    Slezak et al. (pdf available at https://qspace.library.queensu.ca/handle/1974/7027?mode=full)Olivo et al. (2018)
    Bulgaria
     
    Kouzmanov (2004)Tarassova et al. (2015)Dr. Günter Grundmann collection
    Canada
     
    Dana 7:I:191.+2 other references- (n.d.)Sinclair (2001)- (n.d.)Geological Association of Canada (2014)Badham et al. (1980)Badham et al. (1980)Lang (1952)+2 other referencesLang (1952)Lang (1952)Bailey (2017)Lang (1952)Boyle et al. (1966)+2 other references159-161.+1 other referenceSabina (2000)Ottawa CitizenDana 7:I:343.+1 other referencethe Canadian Mineralogist V 11 Part 1 ...Petruk (1971)+1 other referencePetruk (1971)+2 other referencesOntario Geological Survey Miscellaneous ...+1 other referenceSabina (1974)Sabina (2003)+1 other reference
    Chile
     
    Camus et al. (1991)Econ Geol (1987)"Faja de mineralización de oro+2 other referencesCucurella J.British Natural History Museum online ...
    China
     
    LIU et al. (2021)Long et al. (2025)Jinchun Li et al. (2005)+2 other referencesBinghui Chen et al. (1994)+4 other referencesQian Zhang et al. (2001)+1 other referenceXinyou Zhu (1993)Sun et al. (2025)Xue et al. (2025)Tian et al. (2023)Li et al. (2016)Xu et al. (2022)Diankai Chen and Danshen Zhou (1984)+2 other referencesDiankai Chen and Danshen Zhou (1984)Jiannian Ceng et al. (1991)Congqiang Liu (1987)Weimin Jiang et al. (2007)Zhengqin Li (1991)Zhengqin Li (1991)Weining Zhou (1994)Weining Zhou (1994)Xiangmei Ren (1990)Chuanyi Yang (1985)+3 other referencesWeining Zhou (1994)Song et al. (2025)Huanmin Guan and Yuxue Cui (1991)Weining Zhou (1994)Baisheng Zhang (1998)Dong Zhensheng et al. (1996)Han et al. (2024)Deqing Xu (1993)Liyan Zhang and Jigang Tang (1996)+1 other referenceHai Zhao et al. (2008)Liu et al. (2017)Baohua Li et al. (2006)Xiang-Ping Gu et al. (2003)Yuan Zhang et al. (2008)Zhaolong Li and Lianying Zhang (1999)+1 other referenceXiumei Xiao (1992)Qingmin Jin et al. (1992)+1 other referenceWeiguang Zhu et al. (2001)Zhi Li et al. (1973)+2 other referencesJiaxin Teng and Qingming Wang (2006)Weining Zhou (1994)Lei Li (1988)Xinpei Jiang (1994)+1 other referenceLiu Jiajun et al. (2001)Yunman Zhou (1999)Wenhui Geng (1995)
    Cuba
     
    Torró et al. (2016)
    Czech Republic
     
    Sejkora et al. (2022)Škácha et al. (2019)Dolníček et al. (2024)Pivec et al. (1984)Sejkora et al. (2023)www.mindat.org (n.d.)Kohout et al. (1995)Lapis 2002 (7/8)Scharm+7 other references
    DR Congo
     
    Chabu (1995)+2 other references
    Ecuador
     
    Ayala Obando (2022)
    El Salvador
     
    Müller-Kahle (1962)
    Europe
     
    Stoinov+7 other references
    Fiji
     
    Scherbarth et al. (2006)
    France
     
    Périchaud (1968)Pélisson (1989)Pélisson (1989)Wittern et al. (1997)De Ascençao Guedes et al. (2001)Chauris (2014)Wittern et al. (1997)Wittern et al. (1997)Adrien Braly (1864-1927)+1 other referencewww.zampano.com (n.d.)Picot et al. (1977)
    Germany
     
    Walenta (1992)Rehren (1986)+2 other referencesweb.archive.org (2001)Kopp et al. (2012)Belendorff (2021)Weiß (1990)Wittern (2001)Wittern (2001)Baumann et al. (2000)
    Greece
     
    M. Tarkian et al. (1991)Bonev et al. (2005)+2 other references
    India
     
    Ramakrishna et al. (1995)Pathan et al. (1970)Ahmed et al. (2018)
    Indonesia
     
    Angeles et al. (2002)+1 other referenceSimon et al. (1997)Syafrizal+5 other references
    Iran
     
    Singer et al. (2008)Fazli et al. (2024)
    Ireland
     
    IxerCameron et al. (1970)+1 other referenceMorrissey et al. (1971)+3 other referencesTindle (2008)
    Italy
     
    Fiori et al. (2006)Triscari (1985)+1 other reference
    Japan
     
    Sugaki (1981)ONO et al. (1995)Matsueda (2000)MIYAZAKI et al. (1978)+1 other reference- (n.d.)+1 other referenceYUNINGSIH et al. (2018)YUNINGSIH et al. (2018)Masutomi Museum specimens+3 other referencesSchoeman (1996)Tharalson+5 other referencesAkasaka (2007)Akasaka et al. (2007, August)+1 other referenceAkasaka et al. (2007, August)+1 other referenceYamada (2004)
    Kazakhstan
     
    Terra Mineralia museum collection+1 other referenceEvseev (1995)+2 other referencesBaibatsha et al. (2015)+1 other reference- (2005)- (2005)Satpaeva (2006)
    Mexico
     
    Natural History Museum Vienna collection (catalogued in 1889)Panczner (1987)Sotelo (2016)Panczner (1987)Panczner (1987)Panczner (1987)Scheubel et al. (1988)Scheubel et al. (1988)www.amsac.com.mx (1999)Scheubel et al. (1988)Panczner (1987)Larocque et al. (2008)Dr. Günter Grundmann collectionParker (2010)
    Morocco
     
    S. Weiß: Lapis 31 (7/8)Azizi et al. (2019)+1 other referenceBarral et al. (2009)Poot+7 other references
    Namibia
     
    Gebhard (1999)Melcher et al. (2006)Alchin+1 other reference
    New Zealand
     
    Fyfe (2014)Fyfe (2014)Simpson et al. (2011)
    Norway
     
    Cook et al. (1998)Cook et al. (2010)Mun (2013)Bergstøl et al. (1974)
    Papua New Guinea
     
    Semple et al. (1998)
    Peru
     
    www.sec.gov (n.d.)Gamarra-Urrunaga et al. (2013)Natural History Museum Vienna collection (catalogued in 1896)+2 other referencesCrowley et al. (1997)Singer et al. (2008)Lindgren (1930)+2 other references
    Poland
     
    Oszczepalski (1999)Mederski et al. (2020)Siuda (2012)Lis et al. (1986)Siuda R. (2010)Mochnacka et al. (2012)Kozłowski et al. (2022)Kozłowski et al. (2022)Pieczka et al. (1988)Kozłowski et al. (2016)Hoehne (1936)+2 other referencesKozłowski et al. (2022)Simon et al. (1997)+2 other referencesPiestrzyński et al. (2012)Oszczepalski (1999)Kucha H. 2007: Mineralogia kruszcowa i ...Kozub-Budzyń et al. (2018)Chmielewski et al. (2022)Galuskin E. & Szełęg E. 2003: The first finding of Ag-amalgamates in rodingites (Nasławice, Lower Silesia, Poland)Krzeminski (2015, August)
    Portugal
     
    Gaspar (2002)
    Romania
     
    Cook et al. (2003)Cook et al. (2003)
    Russia
     
    Eremin+3 other referencesBeudant (1832)+4 other referencesMaslennikov et al. (2013)Plotinskaya et al. (2010)+1 other referenceBelogub et al. (2008)Maslennikov et al. (2013)Novoselov et al. (2006)Amplieva (2008)Maslennikov et al. (2013)+1 other referenceNokleberg (2005)Kachalovskaya et al. (1970)+1 other referenceKasatkin et al. (2025)Kravtsova et al. (2003)Kravtsova et al. (2003)Makshakov et al. (2024)Sergeevna (2020)+1 other referenceSavva et al. (2019)Kravtsova et al. (2017)Volkov et al. (2018)Tauson et al. (2017)Savva et al. (2011)+1 other referenceEilu (2003)Sorokhtina et al. (2021)Kuzhuget et al. (2022)Kuzhuget et al. (2015)Kuzhuget et al. (2023)+1 other referenceKiseleva et al. (2010)+1 other referenceCox et al. (2003)Novoselov et al. (2020)
    Saudi Arabia
     
    Bakhsh (2018)Bakhsh (2018)Al-Shanti (1995)
    Slovakia
     
    Ďuďa R. et al. (1993)Háber M. et al. (1994)Vlasáč et al. (2024)
    South Africa
     
    Nikolay Rudashevsky et al (2001)Armitage et al. (2002)Cairncross et al. (1995)
    Spain
     
    mti-minas-andalucia.blogspot.com (2012)
    Sweden
     
    Gatedal (1997)Sandström (2007)
    Switzerland
     
    Stalder et al. (1998)Stalder et al. (1998)Bächtiger (1963)+2 other referencesStalder et al. (1998)Ansermet (2012)Ansermet et al. (2021)
    Tajikistan
     
    Pekov (1998)
    USA
     
    USGS OFR 2004-1200 (Hawley,2004)- (2008)Taylor- (2008)- (2008)Anthony et al. (1995)Raman/SEM-EDS analysis by Dr. Hexiong ...+1 other referenceSchwartz et al. (1932)+1 other referenceBideaux et al. (1960)+1 other referenceSinger et al. (2005)Butler et al. (1938b)+1 other referenceGuild (1910)+3 other referencesGuild (1917)+3 other referencesGalbraith (1947)+1 other referenceGalbraith (1947)+1 other referencedocs.azgs.az.gov (2017)MRDS database Dep. ID #10027138Dana 7:I:191.+1 other referenceWilliams et al. (1963)+1 other referenceWilliams et al. (1963)+1 other referenceWilliams (1963)Galbraith (1947)+2 other referencesGalbraith (1947)Rocks & Min.: 21:431+6 other referencesBen Schumer Collection+5 other referencesEngineering & Mining Jour. (1912)+1 other referenceCrawford (1894)+2 other referencesEakle (1919)+5 other referencesEakle (1919a)+4 other referencesLogan (1938)+1 other referenceSkinner et al. (1967)+2 other referencesHanks (1884)+1 other referenceIrelan et al. (1890a)+1 other referenceEmmons et al. (1885)Crawford (1894)+1 other referenceHanks (1884)+1 other referenceMurdoch et al. (1966)Blaske+3 other referencesRansome (1940)+3 other referencesCal Div of Mines "Journal Vol.53 No. ...Dunning et al. (2005)Dunning et al. (2005)- (1908, September)+1 other referenceMayo (1972)Melville (1890)+2 other referencesHewett (1956)+2 other referencesWheeler (1876)Dana 6: 1048Murdoch et al. (1966)Eckel et al. (1997)Foord et al. (1989)+1 other referenceEckel et al. (1997)Eckel et al. (1997)American Mineralogist 10:41+2 other referencesEckel et al. (1997)Eckel et al. (1997)Eckel et al. (1997)Eckel et al. (1997)Eckel et al. (1997)Eckel et al. (1997)USGS PP 1017 (Lovering,1978)Eckel et al. (1997)Ransome (1901)Ransome (1901)Eckel et al. (1997)Foley+4 other referencesDana 7:I:447.Ransome (1901)+2 other referencesEckel et al. (1997)Dana 6: 135Raabe et al. (1984)Min News 20:9 pp1- (2005)Schwarz & Park (1930)Burbank et al. (1953)Eckel et al. (1997)- (2005)- (2005)- (2005)- (2005)- (2005)- (2005)- (2005)- (2005)Lovering et al. (1950)+1 other referenceEckel et al. (1997)Eckel et al. (1997)USGS PP 223 (Lovering,1950)Dana 6:57Ream (2004)Ream (1995)- (2005)- (2005)- (2005)Rocks & Min. 70:255Ream (2004)Emmons (1910)Morrill et al. 1958.+1 other referenceBuchholz et al. (2010)Winchell (1914)F.N.Earll+1 other referenceGearity (2013)Szarkowski (2019)The Spar Lake Strata-Bound Cu-Ag Deposit Formed Across a Mixing Zone Between Trapped Natural Gas and Metals-Bearing Brine Econ Geol (1986)+1 other referenceChris Gammons and Ryan Stevenson (2015)Anaconda Mining Company CollectionGuilbert and Zeihen 1964+1 other referenceGuilbert and Zeihen 1964+2 other referencesGuilbert and Zeihen 1964+1 other referenceTiffany Ostenburg (2022)NBMG Bull 12+2 other referencesNBMG Bull 12NBMG Bull 12NBMG Bull 12NBMG Bull 12Tharalson+5 other referencesCain et al. (2007)Castor et al. (2004)Castor et al. (2004)Castor et al. (2004)Castor et al. (2004)Castor et al. (2004)Castor et al. (2004)Castor et al. (2004)NBMG Bull 64 Geology and Mineral ...NBMG Bull 64 Geology and Mineral ...- (2005)Castor et al. (2004)- (1976)Castor et al. (1993)Castor et al. (2004)Castor et al. (2004)- (2005)- (2005)Kleinhampl et al. (1984)Foord et al. (1988)Castor et al. (2004)- (2005)Vikre (1981)- (2005)Vikre (1989)+1 other referenceNBMG Bull 14+1 other referenceNorthrop et al. (1996)+1 other reference[Rocks & Minerals Vol 68 March/April ...[Rocks & Minerals Vol 68 March/April ...Northrop et al. (1996)USGS Map I-1310-B Mineral Deposit Map ...Northrop et al. (1996)NMBGMR Open-file Report OF-459+1 other referenceNorthrop et al. (1996)P. Hlava & Irving (1985)+2 other referencesNorthrop et al. (1996)Northrop et al. (1996)Northrop et al. (1996)GSA Conference North-Central Section - 37th Annual Meeting (March 24–25, 2003)Smith (1991)USGS Prof Paper 1024+1 other referenceUSGS Prof Paper 1024+1 other referenceDerkey et al. (1990, November)+1 other referenceDerkey et al. (1990, November)+1 other referenceBart Cannon analysisHausel et al. (2001)- (2005)+1 other reference
    Uzbekistan
     
    Koneev et al. (2005)Koneev et al. (2005)
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