Mineralogy Database

Thalcusite Mineral Data

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General Thalcusite Information

Help on Chemical  Formula: Chemical Formula: TlCu3FeS4
Help on Composition: Composition: Molecular Weight = 579.13 gm
   Thallium  35.29 %  Tl
   Iron       9.64 %  Fe
   Copper    32.92 %  Cu
   Sulfur    22.15 %  S
            ______ 
            100.00 % 
Help on Empirical Formula: Empirical Formula: TlCu3Fe2+S4
Help on Environment: Environment: In base-metal sulfide deposits and in high-alkali massifs.
Help on IMA Status: IMA Status: Approved IMA 1976
Help on Locality: Locality: Talnakh, Taimyr Peninsula, Noril'sk region, Yakutiya, Western Siberia, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the composition, THALlium, CUprum (Copper), and Sulfur.
Help on Name Pronunciation: Name Pronunciation: Thalcusite + Pronunciation Say THALCUSITE