Mineralogy Database

Tegengrenite Mineral Data

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General Tegengrenite Information

Help on Chemical  Formula: Chemical Formula: (Mg,Mn++)2Sb+++++0.5(Mn+++,Si,Ti)0.5O4
Help on Composition: Composition: Molecular Weight = 219.12 gm
   Magnesium  13.31 %  Mg   22.07 % MgO
   Titanium    0.87 %  Ti    1.46 % TiO2
   Manganese  25.07 %  Mn   25.90 % MnO /  7.21 % Mn2O3
   Zinc        2.98 %  Zn    3.71 % ZnO
   Silicon     0.77 %  Si    1.65 % SiO2
   Antimony   27.78 %  Sb   36.91 % Sb2O5
   Oxygen     29.21 %  O
             ______        ______ 
             100.00 %       98.90 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mg1.2Mn2+0.8Zn0.1Sb0.5Mn3+0.2Si0.06Ti0.04O4
Help on Environment: Environment: In a manganese-iron deposit in marble. Related to the spinal group
Help on IMA Status: IMA Status: Approved IMA 1999 (Dana # Added)
Help on Locality: Locality: Jokobsberg Fe-Mn deposit, Varmland, Sweden. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Felix Tegengren (1884-1980), a renowned Finlandic-Swedish economic geologist who wrote about the ore deposits of Sweden and China.
Help on Synonym: Synonym: IMA1999-002