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Chatkalite

A valid IMA mineral species
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Formula:
Cu6FeSn2S8
Hardness:
4½
Specific Gravity:
5.00 (Calculated)
Crystal System:
Tetragonal
Member of:
Germanite Group
Name:
Named for the Chatkal-Kuramin mountains, that include the type locality.
The Cu ('UM1981-18-S:CuSn') and Zn ('UM1981-19-S:CuSnZn') analogues are known.


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Unique IdentifiersHide

Mindat ID:
973
Long-form identifier:
mindat:1:1:973:3

IMA Classification of ChatkaliteHide

IMA status:
Approved
IMA Formula:
Cu1+6Fe2+Sn4+2S2-8
Approval year:
1981
First published:
1981
Type description reference:
Kovalenker, V.A., Evstigneeva, T.L., Malov, V.S., Vyalsov, L.N. (1981) Chatkalite, Cu6FeSn2S8, a new mineral. Mineralogiceskij Zhurnal: 3: 79-86.

Classification of ChatkaliteHide

Strunz-mindat (2026):
2.CB.20

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.
Dana 8th ed.:
2.9.3.2

2 : SULFIDES
9 : AmBnXp, with (m+n):p = 1:1
Hey's CIM Ref.:
6.1.9

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

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Please only use the official IMA–CNMNC symbol. Older variants are listed for historical use only.

SymbolSourceReference for Standard
CtkIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43
ChaThe Canadian Mineralogist (2019)The Canadian Mineralogist (2019) The Canadian Mineralogist list of symbols for rock- and ore-forming minerals (December 30, 2019). download

Physical Properties of ChatkaliteHide

Transparency:
Opaque
Hardness:
4½ on Mohs scale
Hardness:
VHN20=258 - 287 kg/mm2 - Vickers
Density:
5.00 g/cm3 (Calculated)

Optical Data of ChatkaliteHide

Anisotropism:
Weak in shades of brown
Reflectivity:
WavelengthR1 (%)R2 (%)
440nm24.4%25.0%
460nm25.0%25.6%
480nm25.6%26.2%
500nm26.2%26.7%
520nm26.7%27.2%
540nm27.2%27.6%
560nm27.6%28.1%
580nm27.9%28.6%
600nm28.3%29.0%
620nm28.5%29.3%
640nm28.6%29.4%
660nm28.6%29.5%
680nm28.4%29.3%
700nm27.9%28.6%


Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 29.5%.
R1 shown in black, R2 shown in red
Colour in reflected light:
Pale rose

Chemistry of ChatkaliteHide

Mindat Formula:
Cu6FeSn2S8
Element Weights:
Element% weight
Cu40.951 %
S27.551 %
Sn25.500 %
Fe5.998 %

Calculated from ideal end-member formula.
Elements listed:
Cu, Fe, S, Sn - search for minerals with similar chemistry
Common Impurities:
Ag,Zn,Mo,Sb,As

Crystallography of ChatkaliteHide

Crystal System:
Tetragonal
Class (H-M):
42m - Scalenohedral
Space Group:
P4m2
Cell Parameters:
a = 7.61(1) Å, c = 5.373(5) Å
Ratio:
a:c = 1 : 0.706
Unit Cell V:
311.16 ų (Calculated from Unit Cell)
Z:
1
Morphology:
Rounded grains to 100 microns in tetrahedrite.

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
1.904 Å(100)
3.11 Å(80)
1.625 Å(40)
1.568 Å(40)
2.87 Å(30)
1.058 Å(30)
2.70 Å(20)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
High-? alteration and/or metamorphism
33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12])

Type Occurrence of ChatkaliteHide

Type Locality:
ⓘ Kockbulak mine (Kochbulak Au-Ag-Te deposit), Ohangaron District, Tashkent Region, Uzbekistan
General Appearance of Type Material:
Rounded grains (30-100 µm).
Place of Conservation of Type Material:
Fersman Mineralogical Museum, Russian Academy of Science, Moscow, Russia.
Geological Setting of Type Material:
Sulfide bearing quartz vein.
Associated Minerals at Type Locality:
CassiteriteHemusiteHessiteQuartzTetrahedrite Subgroup
Reference:
Kovalenker, V.A., Evstigneeva, T.L., Malov, V.S., Vyalsov, L.N. (1981) Chatkalite, Cu6FeSn2S8, a new mineral. Mineralogiceskij Zhurnal: 3: 79-86.

Synonyms of ChatkaliteHide

Other Language Names for ChatkaliteHide

German:Chatkalit
Spanish:Chatkalita

Relationship of Chatkalite to other SpeciesHide

Member of:
Germanite Group
Other Members of Germanite Group:
ColusiteCu13VAs3S16Iso. 43m : P43n
GermaniteCu13Fe2Ge2S16Iso. 43m : P43n
GermanocolusiteCu26V2(Ge,As)6S32Iso. 43m : P43m
MaikainiteCu20(Fe,Cu)6Mo2Ge6S32Iso. m3m(4/m32/m)
NekrasoviteCu26V2(Sn,As,Sb)6S32Iso. 43m : P43n
Ovamboite Cu20(Fe,Cu,Zn)6W2Ge6S32Iso. 43m : P43n
Renierite(Cu+,Zn)11Fe4(Ge4+,As5+)2S16Tet. 42m : P42c
StibiocolusiteCu13V(Sb,Sn,As)3S16Iso. 43m : P43m

Related Minerals - Strunz-mindat GroupingHide

2.CB.RichardsiteZn2CuGaS4Tet. 42m : I42m
2.CB.OkruginiteCu2SnSe3Mon. m : Bb
2.CB.HanswilkeiteKFeS2Mon. 2/m : B2/b
2.CB.AuroselenideAuSeMon. 2/m : B2/m
2.CB.Ruizhongite(Ag2◻)Pb3Ge2S8Iso. 43m : I43d
2.CB.AgmantiniteAg2MnSnS4Orth.
2.CB.TolstykhiteAu3S4Te6Tric. 1 : P1
2.CB.GachingiteAu(Te1-xSex)Orth. mmm(2/m2/m2/m)
2.CB.05aHawleyiteCdSIso. 43m : F43m
2.CB.05'UM1998-15-S:CuFeZn'Cu2Fe3Zn5S10
2.CB.05aColoradoiteHgTeIso. 43m : F43m
2.CB.05aMetacinnabarHgSIso. 43m : F43m
2.CB.05aTiemanniteHgSeIso. 43m : F43m
2.CB.05aSphaleriteZnSIso. 43m : F43m
2.CB.05bSakuraiite(Cu,Zn,Fe)3(In,Sn)S4 Iso.
2.CB.05cPolhemusite(Zn,Hg)STet.
2.CB.05aRudashevskyite(Fe,Zn)SIso. 43m : F43m
2.CB.05aStilleiteZnSeIso. 43m : F43m
2.CB.05aIshiharaite(Cu,Ga,Fe,In,Zn)SIso. 43m : F43m
2.CB.07a'Unnamed (Cu-Mn-Sn Sulphide)'Cu2MnSnS4
2.CB.07aShenzhuangiteNiFeS2Tet. 42m : I42d
2.CB.10bTalnakhiteCu9(Fe,Ni)8S16Iso. 43m : I43m
2.CB.10bHaycockiteCu4Fe5S8Orth. 222
2.CB.10aLenaiteAgFeS2Tet. 42m : I42d
2.CB.10aGalliteCuGaS2Tet. 42m : I42d
2.CB.10aRoquesiteCuInS2Tet. 42m : I42d
2.CB.10aEskeborniteCuFeSe2Tet. 42m : P42c
2.CB.10a'UM1984-30-S:CuFeSn'Cu2Fe2Sn3S7
2.CB.10cOmariniiteCu8Fe2ZnGe2S12Orth. 222 : I222
2.CB.10aChalcopyriteCuFeS2Tet. 42m : I42d
2.CB.10a'Unnamed (Cu-Zn-In Sulphide)'CuZn2InS4
2.CB.10bMooihoekiteCu9Fe9S16Tet. 42m : P42m
2.CB.10aLaforêtiteAgInS2Tet. 42m : I42d
2.CB.10bPutoraniteCu1.1Fe1.2S2Iso. m3m(4/m32/m) : Pn3m
2.CB.15aVelikiteCu2HgSnS4Tet. 4 : I4
2.CB.15c'UM2006-11-S:CuFeGeZn'Cu8(Fe,Zn)3Ge2S12 (?)
2.CB.15aHocartiteAg2(Fe2+,Zn)SnS4Tet. 42m : I42m
2.CB.15aKësteriteCu2ZnSnS4Tet. 4 : I4
2.CB.15aPirquitasiteAg2ZnSnS4Tet. 4 : I4
2.CB.15aStanniteCu2FeSnS4Tet. 42m : I42m
2.CB.15cStannoiditeCu+6Cu2+2(Fe2+,Zn)3Sn2S12Orth. 222 : I222
2.CB.15bMohiteCu2SnS3Mon.
2.CB.15aČernýiteCu2CdSnS4Tet. 42m : I42m
2.CB.15aIdaiteCu5FeS6Hex.
2.CB.15aFerrokësteriteCu2FeSnS4Tet. 4 : I4
2.CB.15aKuramiteCu3SnS4Tet. 42m : I42m
2.CB.17a v'Arsenic-bearing Renierite'Cu11GeAsFe4S16
2.CB.20MawsoniteCu6Fe2SnS8Tet. 42m : P4m2
2.CB.30'Frieseite'Ag2Fe5S8 (?)
2.CB.30NekrasoviteCu26V2(Sn,As,Sb)6S32Iso. 43m : P43n
2.CB.30'Argyropyrite'near Ag2Fe7S11
2.CB.30MaikainiteCu20(Fe,Cu)6Mo2Ge6S32Iso. m3m(4/m32/m)
2.CB.30ColusiteCu13VAs3S16Iso. 43m : P43n
2.CB.30GermaniteCu13Fe2Ge2S16Iso. 43m : P43n
2.CB.30GermanocolusiteCu26V2(Ge,As)6S32Iso. 43m : P43m
2.CB.30StibiocolusiteCu13V(Sb,Sn,As)3S16Iso. 43m : P43m
2.CB.30Ovamboite Cu20(Fe,Cu,Zn)6W2Ge6S32Iso. 43m : P43n
2.CB.35aMorozeviczite(Pb,Fe)3Ge1-xS4Iso.
2.CB.35aRenierite(Cu+,Zn)11Fe4(Ge4+,As5+)2S16Tet. 42m : P42c
2.CB.35aHemusiteCu6SnMoS8Iso.
2.CB.35bCatamarcaiteCu6GeWS8Hex. 6mm : P63mc
2.CB.35aVincienniteCu+7Cu2+3Fe2+2Fe3+2Sn(As,Sb)S16Tet.
2.CB.35aKiddcreekiteCu6SnWS8Iso. 43m : F43m
2.CB.35aPolkovicite(Fe,Pb)3(Ge,Fe)1-xS4Iso.
2.CB.40LautiteCuAsSOrth. mmm(2/m2/m2/m) : Pnma
2.CB.42LingbaoiteAgTe3Trig. 3m : R3m
2.CB.45CadmoseliteCdSeHex. 6mm : P63mc
2.CB.45RambergiteMnSHex. 6mm : P63mc
2.CB.45Buseckite(Fe,Zn,Mn)SHex. 6mm : P63mc
2.CB.45MaletoyvayamiteAu3Se4Te6Tric. 1 : P1
2.CB.45GreenockiteCdSHex. 6mm : P63mc
2.CB.45Wurtzite(Zn,Fe)SHex. 6mm : P63mc
2.CB.47MurchisiteCr5S6Trig. 3m(32/m) : P31c
2.CB.50'Zincselenide'ZnSe
2.CB.50WassoniteTiSTrig. 3m(32/m) : R3m
2.CB.52'Dzhezkazganite'ReMoCu2PbS6 ?Trig. 3m : R3m
2.CB.55bIsocubaniteCuFe2S3Iso. m3m(4/m32/m) : Fm3m
2.CB.55aCubaniteCuFe2S3Orth. mmm(2/m2/m2/m)
2.CB.60RaguiniteTlFeS2Orth.
2.CB.60PicotpauliteTlFe2S3Orth. mmm(2/m2/m2/m) : Cmcm
2.CB.65ArgentopyriteAgFe2S3Mon. 2/m
2.CB.65SternbergiteAgFe2S3Orth. mmm(2/m2/m2/m)
2.CB.70SulvaniteCu3VS4Iso. 43m : P43m
2.CB.75VulcaniteCuTeOrth. mmm(2/m2/m2/m)
2.CB.80EmpressiteAgTeOrth. mmm(2/m2/m2/m)
2.CB.85MuthmanniteAuAgTe2Mon. 2/m : P2/m

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.

Internet Links for ChatkaliteHide

References for ChatkaliteHide

Localities for ChatkaliteHide

Showing 10 localities.

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.
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Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and 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 (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Argentina
 
  • Catamarca Province
    • Andalgalá Department
      • Andalgalá
        • Cerro Atajo
Marquez-Zavalia et al. (2007)
China
 
  • Fujian
    • Longyan
      • Wuping Co.
        • Zijinshan ore field
Dianfen Chen et al. (1998)
Japan
 
  • Hokkaidō Prefecture
    • Shiribeshi Subprefecture
CHIMIZU (1993)
New Zealand
 
  • Southland Region
    • Southland District
      • Stewart Island
Lilley
Peru
 
  • La Libertad
    • Santiago de Chuco Province
      • Quiruvilca District
Crowley et al. (1997)
Poland
 
  • Lower Silesian Voivodeship
    • Kamienna Góra County
      • Gmina Kamienna Góra
        • Rędziny
Pieczka et al. (2009) +1 other reference
Romania
 
  • Suceava County
    • Iacobeni
minerals-of-the-carpathians.eu (2008)
      • Tolovanu
Hîrtopanu (1997) +1 other reference
USA
 
  • Nevada
    • Lander County
      • McCoy Mining District
Castor et al. (2004) +1 other reference
Uzbekistan (TL)
 
  • Tashkent Region
    • Ohangaron District
Mineral.Zhurnal (1981) +2 other references
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