Mineralogy Database

Cobaltomenite Mineral Data

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General Cobaltomenite Information

Help on Chemical  Formula: Chemical Formula: CoSeO3•2(H2O)
Help on Composition: Composition: Molecular Weight = 221.92 gm
   Cobalt    26.56 %  Co   37.37 % Co2O3
   Hydrogen   1.82 %  H    16.24 % H2O
   Selenium  35.58 %  Se   50.00 % SeO2
   Oxygen    36.05 %  O
            ______        ______ 
            100.00 %      103.60 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CoSeO3•2(H2O)
Help on Environment: Environment: Secondary mineral in the oxidation zone of hydrothermal selenium-sulfide bearing vein deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1882
Help on Locality: Locality: Cerro de Cacheuta, Mendoza Province, Argentina. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the content of cobalt and the Greek for moon.