Mineralogy Database

Proustite Mineral Data

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General Proustite Information

Help on Chemical  Formula: Chemical Formula: Ag3AsS3
Help on Composition: Composition: Molecular Weight = 494.72 gm
   Silver   65.41 %  Ag
   Arsenic  15.14 %  As
   Sulfur   19.44 %  S
           100.00 % 
Help on Empirical Formula: Empirical Formula: Ag3AsS3
Help on Environment: Environment: Late forming mineral in hydrothermal deposits, in the oxidized and enriched zone, associated with other silver minerals and sulfides.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1832
Help on Locality: Locality: Himmelsfurst mine, Erbisdor, near Freiberg, Germany Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: After the French chemist, J. L. Proust (1755-1826).
Help on Name Pronunciation: Name Pronunciation: Proustite + Pronunciation Say PROUSTITE
Help on Synonym: Synonym: ICSD 38388
  Light Red Silver Ore
  PDF 42-553
  Ruby Silver Ore