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