Mineralogy Database

Penzhinite Mineral Data

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General Penzhinite Information

Help on Chemical  Formula: Chemical Formula: (Ag,Cu)4Au(S,Se)4
Help on Composition: Composition: Molecular Weight = 759.28 gm
   Copper     8.37 %  Cu
   Silver    42.62 %  Ag
   Gold      25.94 %  Au
   Selenium  10.40 %  Se
   Sulfur    12.67 %  S
            100.00 % 
Help on Empirical Formula: Empirical Formula: Ag3CuAuS3Se
Help on Environment: Environment: In a near surface Au-Ag deposit.
Help on IMA Status: IMA Status: Approved IMA 1984
Help on Locality: Locality: Penzhina River, near the Kamchatka Peninsula, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Penzhinite + Pronunciation Say PENZHINITE