Mineralogy Database

Gaidonnayite Mineral Data

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General Gaidonnayite Information

Help on Chemical  Formula: Chemical Formula: Na2ZrSi3O9•2(H2O)
Help on Composition: Composition: Molecular Weight = 401.49 gm
   Sodium     11.45 %  Na   15.44 % Na2O
   Zirconium  22.72 %  Zr   30.69 % ZrO2
   Silicon    20.99 %  Si   44.90 % SiO2
   Hydrogen    1.00 %  H     8.97 % H2O
   Oxygen     43.84 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na2ZrSi3O9•2(H2O)
Help on Environment: Environment: Altered pegmatites and miarolitic cavites in nepheline syenite.
Help on IMA Status: IMA Status: Approved IMA 1974
Help on Locality: Locality: Mt St. Hilaire, Quebec, Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Gabrielle Hamburger Donnay (1920-1987), crystallographer and mineralogist, McGill University.
Help on Name Pronunciation: Name Pronunciation: Gaidonnayite + Pronunciation Say GAIDONNAYITE
Help on Synonym: Synonym: ICSD 201846
  IMA1973-003
  PDF 26-1387