Mineralogy Database

Silhydrite Mineral Data

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General Silhydrite Information

Help on Chemical  Formula: Chemical Formula: 3SiO2•(H2O)
Help on Composition: Composition: Molecular Weight = 198.27 gm
   Silicon   42.50 %  Si   90.91 % SiO2
   Hydrogen   1.02 %  H     9.09 % H2O
   Oxygen    56.49 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: 3(SiO2)•(H2O)
Help on Environment: Environment: Leached magadiite.
Help on IMA Status: IMA Status: Approved IMA 1972
Help on Locality: Locality: Trinity County magadiite locality, 6 miles east of Trinity Center Trinity Co., California. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for its composition, a silica hydrate.
Help on Name Pronunciation: Name Pronunciation: Silhydrite + Pronunciation Say SILHYDRITE