Mineralogy Database

Kosmochlor Mineral Data

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General Kosmochlor Information

Help on Chemical  Formula: Chemical Formula: NaCr+++Si2O6
Help on Composition: Composition: Molecular Weight = 227.15 gm
   Sodium    10.12 %  Na   13.64 % Na2O
   Chromium  22.89 %  Cr   33.46 % Cr2O3
   Silicon   24.73 %  Si   52.90 % SiO2
   Oxygen    42.26 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: NaCrSi2O6
Help on Environment: Environment: A major constituent of some jadeitites; an accessory constituent of some iron meteorites.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1894
Help on Locality: Locality: In the Toluca, Coahuila, Hex River Mountains, and Canyon Diablo meteorites. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: From the German kosmisch, for cosmic, in allusion to its meteoritic occurrence, and the Greek chlor, for green.
Help on Name Pronunciation: Name Pronunciation: Kosmochlor + Pronunciation Say KOSMOCHLOR
Help on Synonym: Synonym: Cosmochlore
  ICSD 9670
  PDF 26-1484