Mineralogy Database

Ourayite Mineral Data

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General Ourayite Information

Help on Chemical  Formula: Chemical Formula: Pb4Ag3Bi5S13
Help on Composition: Composition: Molecular Weight = 20815.77 gm
   Silver   12.96 %  Ag
   Bismuth  41.16 %  Bi
   Lead     29.86 %  Pb
   Sulfur   16.02 %  S
           100.00 % 
Help on Empirical Formula: Empirical Formula: Ag25Pb30Bi41S104
Help on Environment: Environment: In a hydrothermal sulfide vein.
Help on IMA Status: IMA Status: Approved IMA 1977
Help on Locality: Locality: Old Lout mine, Ouray, Colorado. USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Ourayite Say OURAYITE