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Ferrokësterite

A valid IMA mineral species
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06769670017391026233078.jpg
Ferrokësterite, etc.

Cligga Mine, Cligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK
08965990017271997633778.jpg
Ferrokësterite, etc.

Cligga Mine, Cligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK
07144760017271997628918.jpg
Ferrokësterite

Cligga Mine, Cligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK
04277950017391026173258.jpg
Ferrokësterite, etc.

Cligga Mine, Cligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK
09669770017271923188328.jpg
Ferrokësterite, etc.

Cligga Mine, Cligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK
04273240017271923221711.jpg
Ferrokësterite

Cligga Mine, Cligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK
06769670017391026233078.jpg
Ferrokësterite, etc.

Cligga Mine, Cligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK
05933890017271923326150.jpg
Ferrokësterite, etc.

Cligga Mine, Cligga Head, Perranporth, Perranzabuloe, Cornwall, England, UK
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About FerrokësteriteHide

Formula:
Cu2FeSnS4
Colour:
Grey
Lustre:
Metallic
Hardness:
4
Crystal System:
Tetragonal
Member of:
Stannite Group
Name:
For its content of iron, ferrum, and relation to kesterite.
Dimorph of:
Stannite
Stannite Group. The iron analogue of kësterite.
Easily confused with its dimorph stannite.


Name EncodingHide

ASCII-7:
Ferrokesterite

Unique IdentifiersHide

Mindat ID:
1522
Long-form identifier:
mindat:1:1:1522:2

IMA Classification of FerrokësteriteHide

Classification of FerrokësteriteHide

Strunz-mindat (2026):
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.
Dana 8th ed.:
2.9.2.10

2 : SULFIDES
9 : AmBnXp, with (m+n):p = 1:1
Hey's CIM Ref.:
6.1.10

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

Pronunciation of FerrokësteriteHide

Pronunciation:
PlayRecorded byCountry
Jolyon RalphUnited Kingdom

Physical Properties of FerrokësteriteHide

Lustre:
Metallic
Colour:
Grey
Streak:
Black
Hardness:
4 on Mohs scale
Hardness:
VHN100=228 - 255 kg/mm2 - Vickers

Optical Data of FerrokësteriteHide

Anisotropism:
Weak, shades of gray
Reflectivity:
WavelengthR1 (%)R2 (%)
470nm23.9%26.8%
546nm26.0%27.0%
589nm26.4%27.3%
650nm26.0%26.8%


Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 27.3%.
R1 shown in black, R2 shown in red
Colour in reflected light:
Medium gray

Chemistry of FerrokësteriteHide

Mindat Formula:
Cu2FeSnS4
Element Weights:
Element% weight
S29.834 %
Cu29.563 %
Sn27.613 %
Fe12.990 %

Calculated from ideal end-member formula.
Elements listed:
Cu, Fe, S, Sn - search for minerals with similar chemistry

Crystallography of FerrokësteriteHide

Crystal System:
Tetragonal
Class (H-M):
4 - Disphenoidal
Space Group:
I4
Cell Parameters:
a = 5.433(36) Å, c = 10.883(89) Å
Ratio:
a:c = 1 : 2.003
Unit Cell V:
321.24 ų (Calculated from Unit Cell)
Z:
2
Comment:
Space group by analogy to kesterite, but possibly I-42m (Bonazzi et al., 2003). Pseudocubic.

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
3.13 Å(100)
1.919 Å(60)
1.110 Å(40)
2.712 Å(30)
1.242 Å(30)
1.045 Å(30)
0.9182 Å(30)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 3b: Earth’s earliest hydrosphere>4.45
12 : Hadean hydrothermal subsurface sulfide deposits (see also #33)

Type Occurrence of FerrokësteriteHide

Synonyms of FerrokësteriteHide

Other Language Names for FerrokësteriteHide

Relationship of Ferrokësterite to other SpeciesHide

Member of:
Stannite Group
Other Members of Stannite Group:
BriartiteCu2FeGeS4Tet.
ČernýiteCu2CdSnS4Tet. 42m : I42m
FamatiniteCu3SbS4Tet. 42m : I42m
HocartiteAg2(Fe2+,Zn)SnS4Tet. 42m : I42m
KësteriteCu2ZnSnS4Tet. 4 : I4
KeutschiteCu2AgAsS4Tet. 42m : I42m
KuramiteCu3SnS4Tet. 42m : I42m
LuzoniteCu3AsS4Tet. 42m : I42m
OmariniiteCu8Fe2ZnGe2S12Orth. 222 : I222
PermingeatiteCu3SbSe4Tet. 42m : I42m
Petrukite(Cu,Fe,Zn,Ag)3(Sn,In)S4Orth. mm2 : Pmn21
PirquitasiteAg2ZnSnS4Tet. 4 : I4
RichardsiteZn2CuGaS4Tet. 42m : I42m
StanniteCu2FeSnS4Tet. 42m : I42m
StannoiditeCu+6Cu2+2(Fe2+,Zn)3Sn2S12Orth. 222 : I222
'UM1984-30-S:CuFeSn'Cu2Fe2Sn3S7
'Unnamed (Cu-Zn-In Sulphide)'CuZn2InS4
VelikiteCu2HgSnS4Tet. 4 : I4
ZincobriartiteCu2(Zn,Fe)(Ge,Ga)S4Tet. 42m : I42m
Structurally related to group(s):
'Kësterite Subgroup'Unnecessary name for a "subgroup" (of the stannite group) comprising kësterite and ...

Common AssociatesHide

Associations Based on Photo Data:
32 photos of Ferrokësterite associated with 'Andorite'AgPbSb3S6
29 photos of Ferrokësterite associated with ZinkenitePb9Sb22S42
21 photos of Ferrokësterite associated with PyriteFeS2
11 photos of Ferrokësterite associated with ArsenopyriteFeAsS
6 photos of Ferrokësterite associated with Wolframite Group
2 photos of Ferrokësterite associated with FranckeiteFe2+(Pb,Sn2+)6Sn4+2Sb2S14
2 photos of Ferrokësterite associated with ZunyiteAl13Si5O20(OH,F)18Cl
1 photo of Ferrokësterite associated with ChalcopyriteCuFeS2
1 photo of Ferrokësterite associated with CassiteriteSnO2

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.15aKuramiteCu3SnS4Tet. 42m : I42m
2.CB.17a v'Arsenic-bearing Renierite'Cu11GeAsFe4S16
2.CB.20MawsoniteCu6Fe2SnS8Tet. 42m : P4m2
2.CB.20ChatkaliteCu6FeSn2S8Tet. 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 FerrokësteriteHide

References for FerrokësteriteHide

Localities for FerrokësteriteHide

Showing 22 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.
Hide all sections | Show all sections

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
 
  • Jujuy Province
    • Rinconada Department
      • Mina Pirquitas
        • Pirquitas Mine
          • San Miguel Open pit
Paar et al. (2000)
  • Santa Cruz Province
    • Deseado Department
      • Tres Cerros
PENALVA +1 other reference
Jovic et al. (2011)
Jovic et al. (2011)
Australia
 
  • Queensland
    • Mareeba Shire
      • Dimbulah
Kumar et al. (2023)
Bolivia
 
  • Oruro
    • Cercado Province
      • Oruro
Keutsch et al. (2008) +2 other references
  • Potosí
    • Sud Chichas Province
      • Atocha Municipality
        • Chocaya-Animas mining district (Animas-Chocaya mining district)
          • Ánimas Mine
            • Colorada vein
Makovicky et al. (2018)
Bosnia and Herzegovina
 
  • Republika Srpska
    • Srebrenica
Radosavljevic et al. (2005)
Brazil
 
  • Goiás
    • Monte Alegre de Goiás
      • Mangabeira tin deposit
Moura et al. (2014)
Canada
 
  • New Brunswick
    • Charlotte Co.
      • Saint George Parish
Adex Mining
China
 
  • Hunan
    • Chenzhou
      • Yizhang Co.
        • Yaogangxian W-Sn ore field
Jensen (2009) +1 other reference
  • Qinghai
    • Haixi Mongol and Tibetan Autonomous Prefecture
      • Qaidam Basin (Chaidan Basin; Tsaidam Basin)
Che et al. (2024)
Germany
 
  • Saxony
    • Sächsische Schweiz-Osterzgebirge
      • Altenberg
        • Zinnwald-Georgenfeld
Witzke (2018)
Kosovo
 
  • Mitrovica District
    • Mitrovica
      • Trepça complex
Kołodziejczyk et al. (2016) +1 other reference
Poland
 
  • Lower Silesian Voivodeship
    • Kamienna Góra County
      • Gmina Kamienna Góra
        • Czarnów
Mochnacka et al. (2009) +1 other reference
        • Rędziny
Gołębiowska et al. (2006) +2 other references
Romania
 
  • Bihor County
    • Nucet
      • Băiţa mining district
Tămaș +1 other reference
Russia
 
  • Khabarovsk Krai
    • Verkhnebureinsky District
      • Badzhalski ore District
Alekseev (2023, February)
Slovakia
 
  • Košice Region
    • Gelnica District
      • Smolník
Radvanec M. et al. (2022)
UK
 
  • England
    • Cornwall
      • Calstock
        • Gunnislake
Betterton et al. (1998)
      • Perranzabuloe
        • Perranporth
          • Cligga Head
Kissin et al. (1989)
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