Mineralogy Database

Chromatite Mineral Data

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General Chromatite Information

Help on Chemical  Formula: Chemical Formula: CaCrO4
Help on Composition: Composition: Molecular Weight = 156.07 gm
   Calcium   25.68 %  Ca   35.93 % CaO
   Chromium  33.32 %  Cr   64.07 % CrO3
   Oxygen    41.01 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca(CrO4)
Help on Environment: Environment: Formed in an arid climate along fractures in limestones and marls by ascending ground water, the chromium derived from underlying bituminous phosphatic marls.
Help on IMA Status: IMA Status: Approved IMA 1963
Help on Locality: Locality: Maaleh Adumim, along the Jerusalem-Jericho highway, and in the Hatrurim Formation, Israel. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as a chromate.
Help on Synonym: Synonym: ICSD 30283
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