Mineralogy Database

Selenostephanite Mineral Data

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General Selenostephanite Information

Help on Chemical  Formula: Chemical Formula: Ag5Sb(Se,S)4
Help on Composition: Composition: Molecular Weight = 930.04 gm
   Silver    57.99 %  Ag
   Antimony  13.09 %  Sb
   Selenium  25.47 %  Se
   Sulfur     3.45 %  S
            100.00 % 
Help on Empirical Formula: Empirical Formula: Ag5SbSe3S
Help on Environment: Environment: In quartz and orthclase-quartz veins with other silver minerals.
Help on IMA Status: IMA Status: Approved IMA 1985
Help on Locality: Locality: Unidentified locality in central Chukhotka, Russia Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the composition and similarity to stephanite.
Help on Name Pronunciation: Name Pronunciation: Selenostephanite + Pronunciation Say SELENOSTEPHANITE