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Kuramite

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Formula:
Cu3SnS4
Hardness:
5
Crystal System:
Tetragonal
Member of:
Name:
Named in 1979 by V.A. Kovalenker, T.L. Evstigneeva, N.V. Troneva, and L.N. Vyal´sov for the Kuramin Mountains where the type locality is found.
Stannite group.

Compare also the varieties, stannoenargite and stannoluzonite, and other Cu-Sn sulphides: erazoite and 'UM1981-18-S:CuSn'.



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Classification of KuramiteHide

Approved
2.CB.15a

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
C : Metal Sulfides, M: S = 1: 1 (and similar)
B : With Zn, Fe, Cu, Ag, etc.
2.9.2.4

2 : SULFIDES
9 : AmBnXp, with (m+n):p = 1:1
6.1.1

6 : Sulphosalts - Sulphostannates, Sulphogermanates,Sulpharsenates, Sulphantimonates, Sulphovanadates and Sulphohalides
1 : Sulphostannates and other sulfides containing Sn

Physical Properties of KuramiteHide

Hardness:

Chemical Properties of KuramiteHide

Formula:
Cu3SnS4
Common Impurities:
Fe,Zn,In

Crystallography of KuramiteHide

Crystal System:
Tetragonal
Cell Parameters:
a = 5.54 Å, c = 10.9 Å
Ratio:
a:c = 1 : 1.968
Unit Cell V:
334.54 ų (Calculated from Unit Cell)

Type Occurrence of KuramiteHide

Synonyms of KuramiteHide

Other Language Names for KuramiteHide

German:Kuramit
Spanish:Kuramita

Relationship of Kuramite to other SpeciesHide

Member of:
Other Members of this group:
BriartiteCu2(Fe,Zn)GeS4Tet.
ČernýiteCu2(Cd,Zn,Fe)SnS4Tet. 4 2m : I4 2m
FamatiniteCu3SbS4Tet. 4 2m : I4 2m
FerrokësteriteCu2(Fe,Zn)SnS4Tet. 4 : I4
Ge-stannoiditeCu8Fe2ZnGe2S12
HocartiteAg2(Fe2+,Zn)SnS4Tet. 4 2m : I4 2m
KësteriteCu2ZnSnS4Tet. 4 : I4
KeutschiteCu2AgAsS4Tet. 4 2m : I4 2m
LuzoniteCu3AsS4Tet. 4 2m : I4 2m
PermingeatiteCu3SbSe4Tet.
Petrukite(Cu,Fe,Zn,Ag)3(Sn,In)S4Orth.
PirquitasiteAg2ZnSnS4Tet. 4 : I4
StanniteCu2FeSnS4Tet. 4 2m : I4 2m
Unnamed (Cu-Zn-In Sulphide)CuZn2InS4
VelikiteCu2HgSnS4Tet.
ZincobriartiteCu2(Zn,Fe)(Ge,Ga)S4Tet. 4 2m : I4 2m

Common AssociatesHide

Associated Minerals Based on Photo Data:
Pyrite1 photo of Kuramite associated with Pyrite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

2.CB.AgmantiniteAg2MnSnS4Orth.
2.CB.05aColoradoiteHgTeIso. m3m (4/m 3 2/m)
2.CB.05aHawleyiteCdSIso. 4 3m : F4 3m
2.CB.05aMetacinnabarHgSIso. 4 3m : F4 3m
2.CB.05cPolhemusite(Zn,Hg)STet.
2.CB.05bSakuraiite(Cu,Zn,Fe)3(In,Sn)S4 Iso.
2.CB.05aSphaleriteZnSIso. 4 3m : F4 3m
2.CB.05aStilleiteZnSe
2.CB.05aTiemanniteHgSe
2.CB.05UM1998-15-S:CuFeZnCu2Fe3Zn5S10
2.CB.05aRudashevskyite(Fe,Zn)SIso. 4 3m : F4 3m
2.CB.10aChalcopyriteCuFeS2Tet. 4 2m : I4 2d
2.CB.10aEskeborniteCuFeSe2Tet.
2.CB.10aGalliteCuGaS2Tet. 4 2m : I4 2d
2.CB.10bHaycockiteCu4Fe5S8Orth. 2 2 2
2.CB.10aLenaiteAgFeS2Tet. 4 2m : I4 2d
2.CB.10bMooihoekiteCu9Fe9S16Tet.
2.CB.10bPutoraniteCu1.1Fe1.2S2Iso.
2.CB.10aRoquesiteCuInS2Tet. 4 2m : I4 2d
2.CB.10bTalnakhiteCu9(Fe,Ni)8S16Iso. 4 3m : I4 3m
2.CB.10aLaforêtiteAgInS2Tet. 4 2m : I4 2d
2.CB.15aČernýiteCu2(Cd,Zn,Fe)SnS4Tet. 4 2m : I4 2m
2.CB.15aFerrokësteriteCu2(Fe,Zn)SnS4Tet. 4 : I4
2.CB.15aHocartiteAg2(Fe2+,Zn)SnS4Tet. 4 2m : I4 2m
2.CB.15aIdaiteCu5FeS6Hex.
2.CB.15aKësteriteCu2ZnSnS4Tet. 4 : I4
2.CB.15bMohiteCu2SnS3Mon.
2.CB.15aPirquitasiteAg2ZnSnS4Tet. 4 : I4
2.CB.15aStanniteCu2FeSnS4Tet. 4 2m : I4 2m
2.CB.15cStannoiditeCu+6Cu2+2(Fe2+,Zn)3Sn2S12Orth.
2.CB.15aVelikiteCu2HgSnS4Tet.
2.CB.15cUM2006-11-S:CuFeGeZnCu8(Fe,Zn)3Ge2S12 (?)
2.CB.20ChatkaliteCu6FeSn2S8Tet. 4 2m : P4m2
2.CB.20MawsoniteCu6Fe2SnS8Tet. 4 2m : P4m2
2.CB.30ColusiteCu12VAs3S16Iso. 4 3m : P4 3n
2.CB.30GermaniteCu13Fe2Ge2S16Iso. 4 3m : P4 3n
2.CB.30GermanocolusiteCu26V2(Ge,As)6S32Iso.
2.CB.30NekrasoviteCu26V2(Sn,As,Sb)6S32Iso.
2.CB.30StibiocolusiteCu13V(Sb,Sn,As)3S16Iso.
2.CB.30Ovamboite Cu20(Fe,Cu,Zn)6W2Ge6S32Iso.
2.CB.30MaikainiteCu20(Fe,Cu)6Mo2Ge6S32
2.CB.35aHemusiteCu6SnMoS8Iso.
2.CB.35aKiddcreekiteCu6SnWS8Iso. 4 3m : F4 3m
2.CB.35aPolkovicite(Fe,Pb)3(Ge,Fe)1-xS4Iso.
2.CB.35aRenierite(Cu1+,Zn)11Fe4(Ge4+,As5+)2S16Tet. 4 2m : P4 2c
2.CB.35aVincienniteCu+7Cu2+3Fe2+2Fe3+2Sn(As,Sb)S16Tet.
2.CB.35aMorozeviczite(Pb,Fe)3Ge1-xS4Iso.
2.CB.35bCatamarcaiteCu6GeWS8Hex. 6mm : P63mc
2.CB.40LautiteCuAsSOrth. mmm (2/m 2/m 2/m) : Pnma
2.CB.45CadmoseliteCdSeHex. 6mm : P63mc
2.CB.45GreenockiteCdSHex. 6mm : P63mc
2.CB.45Wurtzite(Zn,Fe)SHex. 6mm : P63mc
2.CB.45RambergiteMnSHex. 6mm : P63mc
2.CB.45Buseckite(Fe,Zn,Mn)SHex. 6mm : P63mc
2.CB.55aCubaniteCuFe2S3Orth. mmm (2/m 2/m 2/m)
2.CB.55bIsocubaniteCuFe2S3Iso. m3m (4/m 3 2/m) : Fm3m
2.CB.60PicotpauliteTlFe2S3Orth. mmm (2/m 2/m 2/m) : Cmcm
2.CB.60RaguiniteTlFeS2Orth.
2.CB.65ArgentopyriteAgFe2S3Mon. 2/m
2.CB.65SternbergiteAgFe2S3Orth. mmm (2/m 2/m 2/m)
2.CB.70SulvaniteCu3VS4Iso.
2.CB.75VulcaniteCuTeOrth.
2.CB.80EmpressiteAgTeOrth. mmm (2/m 2/m 2/m)
2.CB.85MuthmanniteAuAgTe2Mon. 2/m : P2/m

Related Minerals - Dana Grouping (8th Ed.)Hide

2.9.2.1StanniteCu2FeSnS4Tet. 4 2m : I4 2m
2.9.2.2ČernýiteCu2(Cd,Zn,Fe)SnS4Tet. 4 2m : I4 2m
2.9.2.3BriartiteCu2(Fe,Zn)GeS4Tet.
2.9.2.5Sakuraiite(Cu,Zn,Fe)3(In,Sn)S4 Iso.
2.9.2.6HocartiteAg2(Fe2+,Zn)SnS4Tet. 4 2m : I4 2m
2.9.2.7PirquitasiteAg2ZnSnS4Tet. 4 : I4
2.9.2.8VelikiteCu2HgSnS4Tet.
2.9.2.9KësteriteCu2ZnSnS4Tet. 4 : I4
2.9.2.10FerrokësteriteCu2(Fe,Zn)SnS4Tet. 4 : I4

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

6.1.2MohiteCu2SnS3Mon.
6.1.3VelikiteCu2HgSnS4Tet.
6.1.4HemusiteCu6SnMoS8Iso.
6.1.5KiddcreekiteCu6SnWS8Iso. 4 3m : F4 3m
6.1.6StanniteCu2FeSnS4Tet. 4 2m : I4 2m
6.1.7RhodostanniteCu2FeSn3S8Tet. 4/m : I41/a
6.1.8MawsoniteCu6Fe2SnS8Tet. 4 2m : P4m2
6.1.9ChatkaliteCu6FeSn2S8Tet. 4 2m : P4m2
6.1.10FerrokësteriteCu2(Fe,Zn)SnS4Tet. 4 : I4
6.1.11KësteriteCu2ZnSnS4Tet. 4 : I4
6.1.12StannoiditeCu+6Cu2+2(Fe2+,Zn)3Sn2S12Orth.
6.1.13ČernýiteCu2(Cd,Zn,Fe)SnS4Tet. 4 2m : I4 2m
6.1.14VincienniteCu+7Cu2+3Fe2+2Fe3+2Sn(As,Sb)S16Tet.
6.1.15PirquitasiteAg2ZnSnS4Tet. 4 : I4
6.1.16HocartiteAg2(Fe2+,Zn)SnS4Tet. 4 2m : I4 2m
6.1.17Teallite(Pb,Sn)SnS2Orth. mmm (2/m 2/m 2/m) : Pnma
6.1.18FranckeiteFe2+(Pb,Sn2+)6Sn4+2Sb2S14Tric. 1 : P1
6.1.19LévyclauditePb8Sn7Cu3(Bi,Sb)3S28
6.1.20CylindritePb3Sn4FeSb2S14Tric. 1 : P1
6.1.21PotosíitePb6Sn3FeSb3S16Tric.
6.1.22Sakuraiite(Cu,Zn,Fe)3(In,Sn)S4 Iso.
6.1.23Petrukite(Cu,Fe,Zn,Ag)3(Sn,In)S4Orth.
6.1.24Incaite(Pb,Ag)4Sn4FeSb2S15Mon.

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for KuramiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Kovalenker, V.A., Evstigneeva,T.L., Troneva, N.V., Vyal´sov, L.N. (1979) Kuramite, Cu3SnS4, a new mineral of the stannite group. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva: 108: 564-569. (in Russian)
Fleischer, M., Cabri, L.J., Chao, G.Y., Pabst, A. (1980) New mineral names. American Mineralogist: 65: 1065-1070.
Chen, X., Wada, H., Sato, A., Mieno, M. (1998) Synthesis, electrical conductivity, and crystal structure of Cu4Sn7S16 and structure refinement of Cu2SnS3. Journal of Solid State Chemistry: 139: 144-151.

Internet Links for KuramiteHide

Localities for KuramiteHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Argentina
 
  • Catamarca
    • Andalgalá Department
FRANCHINI, Marta et al. Alterationand mineralization along the central section of the Agua Rica deposit(27º26'S-66º16'O), Catamarca. Rev. Asoc. Geol. Argent. [online]. 2009, vol.64, n.3, pp. 391-408
  • Salta
    • Los Andes department
      • San Antonio de los Cobres
        • Organullo mining district
Milka K. de Brodtkorb (2002) Las Especies Minerales de la Republica Argentina. Vol. 1 (elements, sulphides and sulphosalts). (Asociacion Mineralogica Argentina); DE BRODTKORB, Milka K. Precious metaltellurides and other Te-bearing minerals in different paragenesis of Argentina: A review. Rev. Asoc. Geol. Argent. [online]. 2009, vol.64, n.3, pp. 365-372.; Paar, W. H., Putz, H., Topa, D., de Brodtkorb, M. K., & Sureda, R. J. (2005, January). Occurrence and paragenesis of tellurium in mineral deposits of Argentina. In Mineral Deposit Research: Meeting the Global Challenge (pp. 1419-1422). Springer Berlin Heidelberg.
Democratic Republic of Congo (Zaïre)
 
  • Katanga (Shaba)
    • Katanga Copper Crescent
www.ulb.ac.be/sciences/katangapgm/STUMAT.pdf.
Hungary
 
  • Heves Co.
    • Mátra Mts
      • Recsk
No reference listed
UK
 
  • England
    • Cornwall
      • St Austell District
        • Treverbyn
          • Stenalees
Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications
USA
 
  • Arizona
    • Cochise Co.
      • Mule Mts
        • Warren District
[MinRec 24:421]
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 270.
  • Colorado
    • San Juan Co.
      • Red Mountain District
        • Anvil Mountain
Rocks & Minerals 71:2 pp94-101
  • Nevada
    • Esmeralda Co.
NBMG Spec. Pub. 31 Minerals of Nevada
    • Nye Co.
      • Cactus Range
        • Cactus Springs District
NBMG Spec. Pub. 31 Minerals of Nevada
      • Gold Crater District
NBMG Spec. Pub. 31 Minerals of Nevada
Uzbekistan (TL)
 
  • Tashkent Viloyati (Toshkent)
    • Angren Region
      • Chatkal-Kuraminskii Range
ZVMO,(1979) 108, 564-569; Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow; Pasi Eilu (2003) Exploration for orogenic gold deposits. Fennoscandian Exploration and Mining 2003 Rovaniemi, Finland December 2003
Mineral and/or Locality  
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