Mineralogy Database

Canasite Mineral Data

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General Canasite Information

Help on Chemical Formula: Chemical Formula: (Na,K)6Ca5Si12O30(OH,F)4
Help on Composition: Composition: Molecular Weight = 1,257.57 gm
   Potassium   6.22 %  K     7.49 % K2O
   Sodium      7.31 %  Na    9.86 % Na2O
   Calcium    15.93 %  Ca   22.30 % CaO
   Silicon    26.80 %  Si   57.33 % SiO2
   Hydrogen    0.24 %  H     2.15 % H2O
   Oxygen     41.98 %  O
   Fluorine    1.51 %  F     1.51 % F
                -   %   F    -0.64 % -O=F2    
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na4K2Ca5Si12O30(OH)3F
Help on Environment: Environment: In pegmatites in a differentiated alkalic massif (Khibiny massif, Russia); in charoitic rocks (Murun massif, Russia).
Help on IMA Status: IMA Status: Approved IMA 1959
Help on Locality: Locality: On Mts. Yukspor and Rasvumshorr, Khibiny massif, Kola Peninsula, and in the Murun massif, southwest of Olekminsk, Yakutia, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For calcium, sodium, natrium, and silicon in the chemical composition.
Help on Synonym: Synonym: ICSD 20109
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