Mineralogy Database

Trechmannite Mineral Data

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General Trechmannite Information

Help on Chemical  Formula: Chemical Formula: AgAsS2
Help on Composition: Composition: Molecular Weight = 246.92 gm
   Silver   43.69 %  Ag
   Arsenic  30.34 %  As
   Sulfur   25.97 %  S
           100.00 % 
Help on Empirical Formula: Empirical Formula: AgAsS2
Help on Environment: Environment: Of hydrothermal origin, in dolomite. Dimorphous with smithite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1905
Help on Locality: Locality: Lengenbach, Binnental, Switzerland. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Charles O. Trechmenn (1851-1917), English mineralogist.
Help on Name Pronunciation: Name Pronunciation: Trechmannite + Pronunciation Say TRECHMANNITE
Help on Synonym: Synonym: ICSD 18101
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