Mineralogy Database

Chloro-potassichastingsite Mineral Data

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General Chloro-potassichastingsite Information

Help on Chemical  Formula: Chemical Formula: KCa2(Fe++3MgFe+++)(Si6Al2)S8O22Cl2
Help on Composition: Composition: Molecular Weight = 1,002.11 gm
   Potassium   2.50 %  K     3.01 % K2O
   Sodium      0.78 %  Na    1.05 % Na2O
   Calcium     7.60 %  Ca   10.63 % CaO
   Magnesium   1.75 %  Mg    2.90 % MgO
   Titanium    0.24 %  Ti    0.40 % TiO2
   Manganese   0.33 %  Mn    0.42 % MnO
   Aluminum    5.84 %  Al   11.04 % Al2O3
   Iron       23.52 %  Fe   23.30 % FeO /  7.73 % Fe2O3
   Silicon    16.51 %  Si   35.32 % SiO2
   Hydrogen    0.06 %  H     0.54 % H2O
   Chlorine    4.63 %  Cl    4.63 % Cl
                -   %   Cl   -1.05 % -O=Cl2   
   Oxygen     36.11 %  O
   Fluorine    0.13 %  F     0.13 % F
                -   %   F    -0.06 % -O=F2    
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: K0.64Na0.34Ca1.9Fe2+3.25Fe3+0.97Mg0.72Mn2+0.06Al0.06Ti0.05Si5.89Al2.11O22Cl1.31 (OH)0.6F0.07O0.02
Help on Environment: Environment: Rock forming mineral in amphibole skarns in the northeast part of the Dashkesan cobalt-iron deposit, Caucasus Minors, Azerbaijan,
Help on IMA Status: IMA Status: Approved IMA 2005 (Dana # Added)
Help on Locality: Locality: Dashkesan Co-Fe deposit, Minor Caucasus, Azerbaijan Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as per current IMA amphibole nomenclature (Burke and Leake 2004; Can. Mineral., 42, 1881-1883). Dashkensanite (1936) was revalidated and renamed 2005.
Help on Synonym: Synonym: Dashkesanite - Discredited IMA 1978
  IMA2005-007