Mineralogy Database

Cryptophyllite Mineral Data

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General Cryptophyllite Information

Help on Chemical  Formula: Chemical Formula: K2Ca[Si4O10]•5H2O
Help on Composition: Composition: Molecular Weight = 480.69 gm
   Potassium  16.27 %  K    19.60 % K2O
   Calcium     8.34 %  Ca   11.67 % CaO
   Silicon    23.37 %  Si   50.00 % SiO2
   Hydrogen    2.10 %  H    18.74 % H2O
   Oxygen     49.93 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: K2CaSi4O10•5(H2O)
Help on Environment: Environment: New structure type
Help on IMA Status: IMA Status: Proposed IMA 2009
Help on Locality: Locality: Tsentral´┐Żnyi mine, Khibiny alkaline complex, Kola Peninsula, Russia Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Commission on New Minerals, Nomenclature and Classification (CNMNC)
Help on Synonym: Synonym: IMA2008-061