Mineralogy Database

Stillwaterite Mineral Data

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General Stillwaterite Information

Help on Chemical Formula: Chemical Formula: Pd8As3
Help on Composition: Composition: Molecular Weight = 1,076.12 gm
   Arsenic    20.89 %  As
   Palladium  79.11 %  Pd
             ______ 
             100.00 % 
Help on Empirical Formula: Empirical Formula: Pd8As3
Help on Environment: Environment: J-M reef in the Stillwater layered basic intrusion. J-M reef is a stratobound cumulate concentration of platinum group metals included in pyrrhotite crystals.
Help on IMA Status: IMA Status: Approved IMA 1975
Help on Locality: Locality: Stillwater Complex, Nye County, Montana, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after its locality.
Help on Name Pronunciation: Name Pronunciation: Stillwaterite + Pronunciation Say STILLWATERITE