Chemical Formula: Na5Zr2Si6O18(Cl,OH)·2(H2O)
Help on Composition: Composition: Molecular Weight = 832.99 g
 
Hydrogen 0.80 % H 7.14 % H2O 0.00 %
Oxygen 41.49 % O 0.00 % 0.00 %
Sodium 12.97 % Na 17.49 % Na2O 0.00 %
Silicon 20.23 % Si 43.28 % SiO2 0.00 %
Chlorine 2.13 % Cl 2.13 % Cl 0.00 %
Calcium 0.48 % Ca 0.67 % CaO 0.00 %
Zirconium 21.90 % Zr 29.59 % ZrO2 0.00 %


100.00 % 100.30 %
 
Help on Empirical Formula: Empirical Formula: Na4.7Ca0.1Zr2Si6O18(OH)0.6Cl0.5·3(H2O)
Help on Environment: Environment: In a biotite-microcline xenolith and in pegmatitic veins in a nepheline syenite
Help on Locality: Locality: Mont Saint-Hilaire, Quebec, Canada.. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Peter Tarasoff, amateur mineralogist, Dollard-des-Ormeaux, Quebec, Canada
Help on Synonym: Synonym: