Mineralogy Database

Ferrochloropargasite Mineral Data

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General Ferrochloropargasite Information

Help on Chemical  Formula: Chemical Formula: NaCa2(Fe++4Al)Si6Al2O22Cl2
Help on Composition: Composition: Molecular Weight = 998.88 gm
   Sodium     2.30 %  Na    3.10 % Na2O
   Calcium    8.02 %  Ca   11.23 % CaO
   Aluminum   8.10 %  Al   15.31 % Al2O3
   Iron      22.36 %  Fe   28.77 % FeO
   Silicon   16.87 %  Si   36.09 % SiO2
   Chlorine   7.10 %  Cl    7.10 % Cl
               -   %   Cl   -1.60 % -O=Cl2   
   Oxygen    35.24 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: NaCa2Fe2+4Al(Si6Al2O22)(Cl)2
Help on Environment: Environment: Altered, coarse-grained gabbronorite in a sill-like body of microgabbronorite.
Help on IMA Status: IMA Status: Not Approved IMA 2001 (Dana # Added)
Help on Locality: Locality: Lukkulaisvaara layered intrusion, northern Russian Karelia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as the chlorine analog of ferropargasite.