Mineralogy Database

Vishnevite Mineral Data

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General Vishnevite Information

Help on Chemical  Formula: Chemical Formula: (Na,Ca,K)6(Si,Al)12O24[(SO4),(CO3),Cl2]2-4•n(H2O)
Help on Composition: Composition: Molecular Weight = 1,041.34 gm
   Potassium   3.75 %  K     4.52 % K2O
   Sodium     14.35 %  Na   19.34 % Na2O
   Calcium     0.38 %  Ca    0.54 % CaO
   Aluminum   15.03 %  Al   28.39 % Al2O3
   Silicon    16.72 %  Si   35.77 % SiO2
   Hydrogen    0.27 %  H     2.42 % H2O
   Carbon      0.46 %  C     1.69 % CO2
   Sulfur      2.16 %  S     5.38 % SO3
   Chlorine    1.70 %  Cl    1.70 % Cl
                -   %   Cl   -0.38 % -O=Cl2   
   Oxygen     45.17 %  O
             ______        ______ 
             100.00 %       99.39 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na6.5KCa0.1Si6.2Al5.8O24(SO4)0.7(CO3)0.4Cl0.5�1.4(H2O)
Help on Environment: Environment: In poikilitic aegirine-nepheline-sodalite syenites and associated pegmatites.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1931
Help on Locality: Locality: From the Kurochkin Vally, Vishnevy-Ilmen Mountains, Soputhern Urals, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Vishnevite + Pronunciation Say VISHNEVITE
Help on Synonym: Synonym: ICSD 201804
  PDF 46-1333
  Sulfatic cancrinite