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Krut'aite

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About Krut'aiteHide

Tomáš J. Kruťa
Formula:
CuSe2
Hardness:
4
Crystal System:
Isometric
Member of:
Name:
Named in 1972 by Zdenek Johan, Paul Picot, Roland Pierrot, and Milan Kvacek in honor of Tomáš Josef Kruťa (14 February 1906, Brno, Czech Republic – 18 January 1998, Brno, Czech Republic), mineralogist and mineral collector. He was Director of the Mineralogy Laboratory, Moravian Museum, Brno, Czech Republic and wrote a couple books about minerals from the area.
Dimorph of:

Classification of Krut'aiteHide

Approved
2.EB.05a

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
E : Metal Sulfides, M: S <= 1:2
B : M:S = 1:2, with Fe, Co, Ni, PGE, etc.
2.12.1.8

2 : SULFIDES
12 : AmBnXp, with (m+n):p = 1:2
3.1.15

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

Physical Properties of Krut'aiteHide

Hardness:

Chemical Properties of Krut'aiteHide

Formula:
CuSe2
Common Impurities:
Co,Ni,Fe,Hg

Crystallography of Krut'aiteHide

Crystal System:
Isometric
Class (H-M):
m3 (2/m 3) - Diploidal
Space Group:
Pa3
Cell Parameters:
a = 6.06 Å
Unit Cell V:
222.55 ų (Calculated from Unit Cell)
Z:
4
Comment:
Pa-3

Type Occurrence of Krut'aiteHide

Synonyms of Krut'aiteHide

Other Language Names for Krut'aiteHide

German:Krutait
Simplified Chinese:方硒铜矿
Spanish:Krutaita
Traditional Chinese:方硒銅礦

Relationship of Krut'aite to other SpeciesHide

Member of:
Other Members of this group:
AurostibiteAuSb2Iso. m3 (2/m 3) : Pa3
CattieriteCoS2Iso. m3 (2/m 3) : Pa3
DzharkeniteFeSe2Iso.
ErlichmaniteOsS2Iso. m3 (2/m 3) : Pa3
FukuchiliteCu3FeS8Iso. m3 (2/m 3) : Pa3
GaotaiiteIr3Te8Iso.
GeversitePtSb2Iso. m3 (2/m 3) : Pa3
HaueriteMnS2Iso. m3 (2/m 3) : Pa3
InsizwaitePt(Bi,Sb)2
LauriteRuS2Iso. m3 (2/m 3) : Pa3
Penroseite(Ni,Co,Cu)Se2Iso. m3 (2/m 3) : Pa3
PyriteFeS2Iso. m3 (2/m 3) : Pa3
SperrylitePtAs2Iso. m3 (2/m 3) : Pa3
TrogtaliteCoSe2
VaesiteNiS2Iso. m3 (2/m 3) : Pa3
Villamaninite(Cu,Ni,Co,Fe)S2
Forms a series with:

Common AssociatesHide

Associated Minerals Based on Photo Data:
Chalcomenite4 photos of Krut'aite associated with Chalcomenite on mindat.org.
Kerstenite1 photo of Krut'aite associated with Kerstenite on mindat.org.
Ahlfeldite1 photo of Krut'aite associated with Ahlfeldite on mindat.org.
Alfredopetrovite1 photo of Krut'aite associated with Alfredopetrovite on mindat.org.
Felsőbányaite1 photo of Krut'aite associated with Felsőbányaite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

2.EB.05aAurostibiteAuSb2Iso. m3 (2/m 3) : Pa3
2.EB.05bBambollaiteCu(Se,Te)2Tet.
2.EB.05aCattieriteCoS2Iso. m3 (2/m 3) : Pa3
2.EB.05aErlichmaniteOsS2Iso. m3 (2/m 3) : Pa3
2.EB.05aFukuchiliteCu3FeS8Iso. m3 (2/m 3) : Pa3
2.EB.05aGeversitePtSb2Iso. m3 (2/m 3) : Pa3
2.EB.05aHaueriteMnS2Iso. m3 (2/m 3) : Pa3
2.EB.05aInsizwaitePt(Bi,Sb)2
2.EB.05aLauriteRuS2Iso. m3 (2/m 3) : Pa3
2.EB.05aPenroseite(Ni,Co,Cu)Se2Iso. m3 (2/m 3) : Pa3
2.EB.05aPyriteFeS2Iso. m3 (2/m 3) : Pa3
2.EB.05aSperrylitePtAs2Iso. m3 (2/m 3) : Pa3
2.EB.05aTrogtaliteCoSe2
2.EB.05aVaesiteNiS2Iso. m3 (2/m 3) : Pa3
2.EB.05aVillamaninite(Cu,Ni,Co,Fe)S2
2.EB.05aDzharkeniteFeSe2Iso.
2.EB.05aGaotaiiteIr3Te8Iso.
2.EB.10bAlloclasiteCo1-xFexAsSMon. 2 : P21
2.EB.10dCostibiteCoSbSOrth. mm2 : Pmn21
2.EB.10aFerroseliteFeSe2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.EB.10aFrohbergiteFeTe2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.EB.10cGlaucodot(Co0.50Fe0.50)AsSOrth. mm2 : Pmn21
2.EB.10aKulleruditeNiSe2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.EB.10aMarcasiteFeS2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.EB.10aMattagamiteCoTe2Orth.
2.EB.10eParacostibiteCoSbSOrth.
2.EB.10ePararammelsbergiteNiAs2Orth.
2.EB.10fOeniteCoSbAsOrth.
2.EB.15aAnduoite(Ru,Os)As2Orth.
2.EB.15aClinosaffloriteCoAs2Mon. 2/m : P21/m
2.EB.15aLöllingiteFeAs2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.EB.15aNisbiteNiSb2Orth.
2.EB.15aOmeiite(Os,Ru)As2Orth.
2.EB.15cPaxiteCuAs2Mon.
2.EB.15aRammelsbergiteNiAs2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.EB.15aSafflorite(Co,Ni,Fe)As2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.EB.15bSeinäjokite(Fe,Ni)(Sb,As)2Orth.
2.EB.20ArsenopyriteFeAsSMon. 2/m : P21/b
2.EB.20GudmunditeFeSbSMon. 2/m : P21/b
2.EB.20Osarsite(Os,Ru)AsSMon.
2.EB.20Ruarsite(Ru,Os)AsSMon.
2.EB.25CobaltiteCoAsSOrth. mm2 : Pca21
2.EB.25GersdorffiteNiAsSIso. m3 (2/m 3) : Pa3
2.EB.25Hollingworthite(Rh,Pt,Pd)AsSIso. m3 (2/m 3)
2.EB.25Irarsite(Ir,Ru,Rh,Pt)AsSIso.
2.EB.25JolliffeiteNiAsSeIso. m3 (2/m 3) : Pa3
2.EB.25KrutoviteNiAs2Iso.
2.EB.25MaslovitePtBiTe
2.EB.25MicheneritePdBiTe
2.EB.25PadmaitePdBiSeIso.
2.EB.25PlatarsitePtAsSIso.
2.EB.25TestibiopalladitePdTe(Sb,Te)Iso.
2.EB.25TolovkiteIrSbSIso.
2.EB.25UllmanniteNiSbSIso. 2 3 : P21 3
2.EB.25Willyamite(Co,Ni)SbS
2.EB.25ChangchengiteIrBiSIso.
2.EB.25MayingiteIrBiTeIso.
2.EB.25Hollingsworthite(Rh,Pt,Pd)AsS
2.EB.25KalungaitePdAsSeIso. m3 (2/m 3) : Pa3
2.EB.25MilotaitePdSbSeIso. 2 3 : P21 3
2.EB.30UrvantsevitePd(Bi,Pb)2Tet.
2.EB.35RheniiteReS2Tric.

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

2.12.1.1PyriteFeS2Iso. m3 (2/m 3) : Pa3
2.12.1.2VaesiteNiS2Iso. m3 (2/m 3) : Pa3
2.12.1.3CattieriteCoS2Iso. m3 (2/m 3) : Pa3
2.12.1.4Penroseite(Ni,Co,Cu)Se2Iso. m3 (2/m 3) : Pa3
2.12.1.5TrogtaliteCoSe2
2.12.1.6Villamaninite(Cu,Ni,Co,Fe)S2
2.12.1.7FukuchiliteCu3FeS8Iso. m3 (2/m 3) : Pa3
2.12.1.9HaueriteMnS2Iso. m3 (2/m 3) : Pa3
2.12.1.10LauriteRuS2Iso. m3 (2/m 3) : Pa3
2.12.1.11AurostibiteAuSb2Iso. m3 (2/m 3) : Pa3
2.12.1.12KrutoviteNiAs2Iso.
2.12.1.13SperrylitePtAs2Iso. m3 (2/m 3) : Pa3
2.12.1.14GeversitePtSb2Iso. m3 (2/m 3) : Pa3
2.12.1.15InsizwaitePt(Bi,Sb)2
2.12.1.16ErlichmaniteOsS2Iso. m3 (2/m 3) : Pa3
2.12.1.17DzharkeniteFeSe2Iso.
2.12.1.18GaotaiiteIr3Te8Iso.
2.12.1.19MayingiteIrBiTeIso.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

3.1.1ChalcociteCu2SMon. 2/m : P21/b
3.1.2DjurleiteCu31S16Mon. 2/m
3.1.3DigeniteCu9S5Trig. 3m (3 2/m) : R3m
3.1.4AniliteCu7S4Orth. mmm (2/m 2/m 2/m) : Pnma
3.1.5RoxbyiteCu9S5Tric. 1 : P1
3.1.6SpionkopiteCu39S28Trig.
3.1.7GeeriteCu8S5Trig. 3
3.1.8CovelliteCuSHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
3.1.9BerzelianiteCu2SeIso. m3m (4/m 3 2/m) : Fm3m
3.1.10BellidoiteCu2SeTet. 4/m : P42/n
3.1.11UmangiteCu3Se2Tet.
3.1.12YarrowiteCu9S8Trig.
3.1.13AthabascaiteCu5Se4Orth.
3.1.14KlockmanniteCuSeHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
3.1.16WeissiteCu2-xTeHex.
3.1.17RickarditeCu7Te5Orth.
3.1.18VulcaniteCuTeOrth.
3.1.19BambollaiteCu(Se,Te)2Tet.
3.1.20LautiteCuAsSOrth. mmm (2/m 2/m 2/m) : Pnma
3.1.21MgriiteCu3AsSe3
3.1.22CubaniteCuFe2S3Orth. mmm (2/m 2/m 2/m)
3.1.23BorniteCu5FeS4Orth. mmm (2/m 2/m 2/m) : Pbca
3.1.24FukuchiliteCu3FeS8Iso. m3 (2/m 3) : Pa3
3.1.25ChalcopyriteCuFeS2Tet. 4 2m : I4 2d
3.1.26MooihoekiteCu9Fe9S16Tet.
3.1.27HaycockiteCu4Fe5S8Orth. 2 2 2
3.1.28IsocubaniteCuFe2S3Iso. m3m (4/m 3 2/m) : Fm3m
3.1.29IdaiteCu5FeS6Hex.
3.1.30NukundamiteCu3.4Fe0.6S4Trig. 3m (3 2/m) : P3m1
3.1.31PutoraniteCu1.1Fe1.2S2Iso.
3.1.32Orickite2CuFeS2 · H2OHex.
3.1.33EskeborniteCuFeSe2Tet.
3.1.34Chaméanite(Cu,Fe)4As(Se,S)4Iso.
3.1.35TalnakhiteCu9(Fe,Ni)8S16Iso. 4 3m : I4 3m

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 Krut'aiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Johan, Z., Picot, P., Pierrot, R., Kvacek, M. (1972) La krutaïte, CuSe2, un nouveau minéral du groupe de la pyrite. Bulletin de la Société Française de Minéralogie et de Cristallographie: 95: 475-481.
Fleischer, M. (1974) New mineral names. American Mineralogist: 59: 208-212.
Kjekshus, A., Rakke, T., Andresen, A. (1974) Compounds of the marcasite type crystal structure. IX. Structural data for FeAs2, FeSe2, NiAs2, NiSb2, and CuSe2. Acta Chemica Scandinavica: A28: 996-1000.
Burke, E.A.J. (2008) Tidying up mineral names: an IMA-CNMNC scheme for suffixes, hyphens and diacritical marks. Mineralogical Record: 39: 131-135.

Internet Links for Krut'aiteHide

Localities for Krut'aiteHide

ⓘ - 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
 
  • La Rioja
    • General Lamadrid department
      • Villa Castelli
        • Sierra de Cacho
Milka K. de Brodtkorb (2002) Las Especies Minerales de la Republica Argentina. Vol. 1 (elements, sulphides and sulphosalts). (Asociacion Mineralogica Argentina)
    • Vinchina Department
Paar, W.H. et al (1996) Revista de la Asociacion Geologica Argentina, 51, #4, 304-312.
  • Mendoza
    • Luján de Cuyo department
      • Cacheuta
pers. comm. Frank Keutsch (ID: SEM/EDS refl. light)
          • Cerro de Cacheuta
Bindi, L., Förster, H.-J., Grundmann, G., Keutsch, F.N. and Stanley, C.J. (2016): Petříčekite, CuSe2, a new member of the marcasite group from the Předbořice Deposit, Central Bohemia Region, Czech Republic. Minerals 6(2), 33.
Bolivia
 
  • Potosí
    • Antonio Quijarro Province
[MinRec 21:133]
Brazil
 
  • Goiás
    • Cavalcante
Menez, J.& Botelho, N.F. (2016): Ore characterization and textural relationships among gold, selenides, platinum group minerals, and uraninite at the granite-related Buraco do Ouro gold mine, Cavalcante, Central Brazil. Mineralogical Magazine: 80 (in press); http://forum.amiminerals.it/viewtopic.php?f=5&t=12684 (2016); Menez, J.; Botelho, N. F. (2017): Ore characterization and textural relationships among gold, selenides, platinum-group minerals and uraninite at the granite-related Buraco do Ouro gold mine, Cavalcante, Central Brazil. Mineralogical Magazine 81, 463-476.
China
 
  • Hubei Province
    • Enshi Autonomous Prefecture (E'xi Autonomous Prefecture)
      • Enshi Co.
Minzhi Yang (2000): Bulletin of Mineralogy, Petrology and Geochemistry 19(4), 381-383; Jianming Zhu and Baoshan Zheng (2002): Journal of the Graduate School of the Chinese Academy of Sciences 19(2), 219-221; Caixia Feng, Jiajun Liu, and Shen Liu (2002): Mineral Deposits 21(suppl.), 812-815; Linbo Yao and Zhenmin Gao (2002): Mineral Deposits 21(suppl.), 837-840; Handong Qian, Zhenghua Zhao, Xiang Zheng, Chengyi Lin, Jiahu Zeng, Xuemei Wu, and Wu Chen (2006): Acta Geologica Sinica 80(11), 1706-1710; Zhu, Jian-ming; Johnson, Thomas M.; Finkelman, Robert B.; Zheng, Bao-shan; Sykorova, Ivana; Pesek, Jiri (2012): The occurrence and origin of selenium minerals in Se-rich stone coals, spoils and their adjacent soils in Yutangba, China. Chemical Geology 330-331, 27-38.
Czech Republic (TL)
 
  • Vysočina Region
    • Žďár nad Sázavou District
      • Nové Město na Moravě
Kvaček, M.: Selenides from the deposits of Western Moravia, Czechoslovakia – Part II. Acta Universitatis Carolinae – Geologica, 1979, vol. 23, nos. 1-2, s. 15-38. ; Econ Geol (1997) 92:468-484
Germany
 
  • Lower Saxony
    • Harz
      • Lerbach
Wittern: "Mineralfundorte in Deutschland", 2001
Jordan
 
  • Irbid
    • Maqarin area
Pitty, A. F., & Alexander, W. R. (2010). A natural analogue study of cement buffered, hyperalkaline groundwaters and their interaction with a repository host rock IV: an examination of the Khushaym Matruk (central Jordan) and Maqarin (northern Jordan) sites. NDA-RWMD Technical Report, NDA, Moors Row, UK.
USA
 
  • California
    • Inyo Co.
      • Inyo Mts (Inyo Range)
        • Malpais Mesa
Adams, P.M. (2016): Sulfide, selenium and rare earth mineralization in the Sulfate Stope, Santa Rosa Mine, Inyo County, California. 2016 Desert Symposium Field Guide and Proceedings, California State University, Desert Studies Consortium, 244-252.; Paul M. Adams (2017) The Santa Rosa mine, Inyo County, California. Minerlogical Record 48:755-777
Mineral and/or Locality  
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