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Titantaramellite Mineral Data
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General Titantaramellite Information
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 Chemical Formula: |
Ba4(Ti,Fe+++,Fe++,Mg)4(B2Si8O27)O2Clx X=0 TO 1, with Ti > Fe |
| Composition: |
Molecular Weight = 1,442.84 gm |
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Barium 37.12 % Ba 41.44 % BaO |
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Magnesium 0.34 % Mg 0.56 % MgO |
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Titanium 6.31 % Ti 10.52 % TiO2 |
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Iron 5.42 % Fe 4.98 % FeO / 2.21 % Fe2O3 |
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Silicon 15.57 % Si 33.31 % SiO2 |
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Boron 1.12 % B 3.62 % B2O3 |
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Chlorine 1.97 % Cl 1.97 % Cl |
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- %
Cl -0.44 % -O=Cl2 |
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Oxygen 32.16 % O |
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______ ______ |
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100.00 % 98.17 % = TOTAL OXIDE |
| Empirical Formula: |
Ba3.9Ti1.9Fe2+Fe3+0.4Mg0.2B1.5Si8O29Cl0.8 |
| Environment: |
Ba silicates near the contact with large granitic bodies. Changes to fresnoite at 960 deg C. |
| IMA Status: |
Approved IMA 1984 |
| Locality: |
Rush Creek, Fresno County, California, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named for taramellite and dominance of Ti as the octahedral cation. |
| Name Pronunciation: |
Titantaramellite + Pronunciation  |
| Synonym: |
ICSD 100266 |
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PDF 17-479 |
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