Mineralogy Database

Fredrikssonite Mineral Data

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General Fredrikssonite Information

Help on Chemical  Formula: Chemical Formula: Mg2(Mn+++,Fe+++)O2(BO3)
Help on Composition: Composition: Molecular Weight = 194.81 gm
   Magnesium  24.95 %  Mg   41.38 % MgO
   Manganese  14.10 %  Mn   20.26 % Mn2O3
   Iron       14.33 %  Fe   20.49 % Fe2O3
   Boron       5.55 %  B    17.87 % B2O3
   Oxygen     41.06 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mg2Mn3+0.5Fe3+0.5O2(BO3)
Help on Environment: Environment: In dolomite.
Help on IMA Status: IMA Status: Approved IMA 1983
Help on Locality: Locality: Langban, Varmland, Sweden. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Kurt A. Fredriksson (1926-), Swedish-U.S. Geochemist.
Help on Name Pronunciation: Name Pronunciation: Fredrikssonite + Pronunciation Say FREDRIKSSONITE
Help on Synonym: Synonym: ICSD 70102
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