Mineralogy Database

Pyroxferroite Mineral Data

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General Pyroxferroite Information

Help on Chemical  Formula: Chemical Formula: (Fe++,Mn)7[Si7O21]
Help on Composition: Composition: Molecular Weight = 922.61 gm
   Manganese   5.95 %  Mn    7.69 % MnO
   Iron       36.32 %  Fe   46.72 % FeO
   Silicon    21.31 %  Si   45.59 % SiO2
   Oxygen     36.42 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Fe2+6Mn2+Si7O21
Help on Environment: Environment: Gabbroic rocks. Forms a series with pyroxmangite.
Help on IMA Status: IMA Status: Approved IMA 1970
Help on Locality: Locality: Sea of Tranquility, Moon and Isanago mine, Kyoto Prefecture, Japan. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after its resemblance to the pyroxenes and containing iron over manganese..
Help on Name Pronunciation: Name Pronunciation: Pyroxferroite + Pronunciation Say PYROXFERROITE