Mineralogy Database

Rorisite Mineral Data

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General Rorisite Information

Help on Chemical  Formula: Chemical Formula: (Ca,Mg)FCl
Help on Composition: Composition: Molecular Weight = 90.59 gm
   Calcium    33.18 %  Ca   46.43 % CaO
   Magnesium   6.71 %  Mg   11.12 % MgO
   Chlorine   39.14 %  Cl   39.14 % Cl
                -   %   Cl   -8.83 % -O=Cl2   
   Fluorine   20.97 %  F    20.97 % F
                -   %   F    -8.83 % -O=F2    
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca0.75Mg0.25FCl
Help on Environment: Environment: Carbonized wood in burnt coal dumps.
Help on IMA Status: IMA Status: Approved IMA 1990
Help on Locality: Locality: Kopeysk, Chelyabinsk coal basin, Southern Ural Mountains, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named from the Latin for dew, in allusion to the transparent drops that cover the mineral in moist air.
Help on Name Pronunciation: Name Pronunciation: Rorisite Say RORISITE
Help on Synonym: Synonym: ICSD 1130
  IMA1989-015
  PDF 24-185