Mineralogy Database

Calvertite Mineral Data

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General Calvertite Information

Help on Chemical  Formula: Chemical Formula: Cu5Ge0.5S4
Help on Composition: Composition: Molecular Weight = 495.06 gm
   Vanadium    0.05 %  V
   Zinc        0.54 %  Zn
   Gallium     0.35 %  Ga
   Iron        1.61 %  Fe
   Copper     61.38 %  Cu
   Germanium   5.60 %  Ge
   Arsenic     1.45 %  As
   Sulfur     29.00 %  S
             100.00 % 
Help on Empirical Formula: Empirical Formula: Cu4.78Fe2+0.14Zn0.04Ga0.02V3+0.005Ge0.38As0.09S0.47S4
Help on Environment: Environment: Occurs in a granular texture formed by a network of chalcocite veins.
Help on IMA Status: IMA Status: Approved IMA 2006 (Dana # Added)
Help on Locality: Locality: Tsumeb, Namibia Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Lauriston (Larry) Derwent Calvert (1924-1993) of the National Research Council, Ottawa, Canada.
Help on Synonym: Synonym: IMA2006-030