Mineralogy Database

Natrolemoynite Mineral Data

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General Natrolemoynite Information

Help on Chemical  Formula: Chemical Formula: Na4Zr2Si10O26•9(H2O)
Help on Composition: Composition: Molecular Weight = 1,128.53 gm
   Potassium   1.04 %  K     1.25 % K2O
   Sodium      5.50 %  Na    7.41 % Na2O
   Calcium     0.36 %  Ca    0.50 % CaO
   Zirconium  16.17 %  Zr   21.84 % ZrO2
   Niobium     0.82 %  Nb    1.18 % Nb2O5
   Silicon    24.89 %  Si   53.24 % SiO2
   Hydrogen    1.61 %  H    14.37 % H2O
   Oxygen     49.62 %  O
             ______        ______ 
             100.00 %       99.79 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na2.7K0.3Ca0.1Zr2Nb0.1Si10O26•9(H2O)
Help on Environment: Environment: Unaltered pegmatites that cut nepheline syenites.
Help on IMA Status: IMA Status: Approved IMA 1996 (Dana # Added)
Help on Locality: Locality: Poudrette quarry, Mont Saint-Hilaire, Quebec, Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: The name alludes to the Na dominance and polymorphic relationship to lemoynite.
Help on Synonym: Synonym: IMA1996-063