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Mattagamite

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Formula:
CoTe2
Colour:
Violet
Lustre:
Metallic
Hardness:
Crystal System:
Orthorhombic
Member of:
Name:
For the type locality, the Mattagami Lake mines, Mattagami, Galinee Township, Abitibi Co., Québec, Canada.
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Classification of MattagamiteHide

Approved
2.EB.10a

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.
2.12.2.5

2 : SULFIDES
12 : AmBnXp, with (m+n):p = 1:2
3.10.8

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

Physical Properties of MattagamiteHide

Metallic
Colour:
Violet
Hardness:
5½ on Mohs scale

Chemical Properties of MattagamiteHide

Formula:
CoTe2
Common Impurities:
Fe,Sb

Crystallography of MattagamiteHide

Crystal System:
Orthorhombic
Cell Parameters:
a = 5.31 Å, b = 6.31 Å, c = 3.88 Å
Ratio:
a:b:c = 0.842 : 1 : 0.615
Unit Cell V:
130.00 ų (Calculated from Unit Cell)

Type Occurrence of MattagamiteHide

Synonyms of MattagamiteHide

Other Language Names for MattagamiteHide

German:Mattagamit
Simplified Chinese:斜方碲钴矿
Spanish:Mattagamita
Traditional Chinese:斜方碲鈷礦

Relationship of Mattagamite to other SpeciesHide

Member of:
Other Members of this group:
FerroseliteFeSe2Orth. mmm (2/m 2/m 2/m) : Pnnm
FrohbergiteFeTe2Orth. mmm (2/m 2/m 2/m) : Pnnm
KulleruditeNiSe2Orth. mmm (2/m 2/m 2/m) : Pnnm
MarcasiteFeS2Orth. mmm (2/m 2/m 2/m) : Pnnm
Forms a series with:

Common AssociatesHide

Associated Minerals Based on Photo Data:
Altaite5 photos of Mattagamite associated with Altaite on mindat.org.
Tellurantimony2 photos of Mattagamite associated with Tellurantimony on mindat.org.
Chalcopyrite2 photos of Mattagamite associated with Chalcopyrite 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.05aKrut'aiteCuSe2Iso. m3 (2/m 3) : Pa3
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.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

2.12.2.1MarcasiteFeS2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.12.2.2FerroseliteFeSe2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.12.2.3FrohbergiteFeTe2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.12.2.6KulleruditeNiSe2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.12.2.7Omeiite(Os,Ru)As2Orth.
2.12.2.8Anduoite(Ru,Os)As2Orth.
2.12.2.9LöllingiteFeAs2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.12.2.10Seinäjokite(Fe,Ni)(Sb,As)2Orth.
2.12.2.11Safflorite(Co,Ni,Fe)As2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.12.2.12RammelsbergiteNiAs2Orth. mmm (2/m 2/m 2/m) : Pnnm
2.12.2.13NisbiteNiSb2Orth.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

3.10.1Cobaltpentlandite(Co,Ni,Fe)9S8Iso. m3m (4/m 3 2/m) : Fm3m
3.10.2LinnaeiteCo2+Co3+2S4Iso.
3.10.3CattieriteCoS2Iso. m3 (2/m 3) : Pa3
3.10.4FrebolditeCoSeHex. 6/mmm (6/m 2/m 2/m) : P63/mmc
3.10.5BornhardtiteCo2+Co3+2Se4Iso. m3m (4/m 3 2/m) : Fd3m
3.10.6TrogtaliteCoSe2
3.10.7HastiteFeSe2Orth.
3.10.9Modderite(Co,Fe)AsOrth.
3.10.10Safflorite(Co,Ni,Fe)As2Orth. mmm (2/m 2/m 2/m) : Pnnm
3.10.11ClinosaffloriteCoAs2Mon. 2/m : P21/m
3.10.12SkutteruditeCoAs3Iso. m3 (2/m 3) : Im3
3.10.13CobaltiteCoAsSOrth. mm2 : Pca21
3.10.14ParacostibiteCoSbSOrth.
3.10.15CostibiteCoSbSOrth. mm2 : Pmn21
3.10.16AlloclasiteCo1-xFexAsSMon. 2 : P21
3.10.17Glaucodot(Co0.50Fe0.50)AsSOrth. mm2 : Pmn21
3.10.18CarrolliteCu(Co,Ni)2S4Iso. m3m (4/m 3 2/m) : Fd3m

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 MattagamiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Brostigen, G., Kjekshus, A. (1970) Compounds with marcasite type crystal structure. V. The crystal structures of FeS2, FeTe2, and CoTe2. Acta Chimica Scandinavica: 24: 1925-1940.
Thorpe, R.I., Harris, D.C. (1973) Mattagamite and tellurantimony, two new telluride minerals from Mattagami Lake mine, Matagami area, Quebec. Canadian Mineralogist: 12: 55-60.

Internet Links for MattagamiteHide

Localities for MattagamiteHide

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.
Australia
 
  • Western Australia
    • Kalgoorlie-Boulder Shire
      • Kalgoorlie-Boulder
Noble, R.J. (2017), The Golden Mile, Australian Journal of Mineralogy, Vol 18 (1), June 2017 pp 11
      • Mount Monger Goldfield
        • Aldiss-Karonie
Rice, C.M., Welch, M.D., Still, J.W., Criddle, A.J., Stanley, C.J. (2016), Honeaite a New Gold Thallium- Telluride from the Eastern Goldfields Yilgarn Craton Western Australia, European Journal of Mineralogy, 28, 979-990.
    • Sandstone Shire
      • Youanmi
Hassan, L.Y. & Roberts, M.P. (2017) Tellurides associated with volcanogenic massive sulfide (VMS) mineralization at Yuinmery and Austin, Western Australia. Ore Geology Reviews: 80: 352–362. http://forum.amiminerals.it/viewtopic.php?f=5&t=12905 (2016).
Canada
 
  • Québec
    • Nord-du-Québec
      • Baie-James
Legault, M., Gauthier, M., Jébrak, M., Davis, D. W., & Baillargeon, F. (2002). Evolution of the subaqueous to near-emergent Joutel volcanic complex, Northern Volcanic Zone, Abitibi subprovince, Quebec, Canada. Precambrian Research, 115(1), 187-221.
      • Matagami
THORPE, R.I. & HARRIS, D.C. (1973): Mattagamite and tellurantimony, two new telluride minerals from Mattagami Lake mine, Matagami area, Quebec. Canadian Mineralogist 12, 55-60. BROSTIGEN, G. & KJEKSHUS, A. (1970): Compounds with marcasite type crystal structure. V. The crystal structures of FeS2, FeTe2, and CoTe2. Acta Chimica Scandinavica 24, 1925-1940. Econ.Geol.: 83; 395-404
Finland
 
  • Northern Finland Region
    • Kuusamo
Eilu, P. (2003). Exploration for orogenic gold deposits. Fennoscandian Exploration and Mining 2003. Rovaniemi, Finland ; Geological Survey of Finland 2007 Juomasuo - Gold Database
Mineral and/or Locality  
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