Mineralogy Database

Tochilinite Mineral Data

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General Tochilinite Information

Help on Chemical  Formula: Chemical Formula: 6Fe0.9S•5(Mg,Fe++)(OH)2
Help on Composition: Composition: Molecular Weight = 904.38 gm
   Magnesium  12.77 %  Mg
   Iron       51.56 %  Fe
   Hydrogen    0.22 %  H
   Sulfur     31.91 %  S
   Oxygen      3.54 %  O
             100.00 % 
Help on Empirical Formula: Empirical Formula: 9(Fe2+0.9)S95(Mg0.95)5(Fe2+0.05)(OH)2
Help on Environment: Environment: Ultramafic bodies, diamond pipes, and carbonaceous chondrite meteorites.
Help on IMA Status: IMA Status: Approved IMA 1971
Help on Locality: Locality: Mamonovo deposit, Voronezh. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Mitrofan S.Tochilin (1910-1968), Russian scientist.
Help on Name Pronunciation: Name Pronunciation: Tochilinite + Pronunciation Say TOCHILINITE