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Titanite Mineral Data
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General Titanite Information
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 Chemical Formula: |
CaTiSiO5 |
| Composition: |
Molecular Weight = 197.76 gm |
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Calcium 19.25 % Ca 26.94 % CaO |
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La,Ce,Pr,Nd,Sm, 3.64 % RE 4.25 % REE2O3 |
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Titanium 18.16 % Ti 30.29 % TiO2 |
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Aluminum 2.73 % Al 5.16 % Al2O3 |
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Iron 1.41 % Fe 2.02 % Fe2O3 |
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Silicon 14.20 % Si 30.38 % SiO2 |
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Oxygen 39.64 % O |
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Fluorine 0.96 % F 0.96 % F |
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- %
F -0.40 % -O=F2 |
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______ ______ |
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100.00 % 99.60 % = TOTAL OXIDE |
| Empirical Formula: |
Ca0.95REE0.05Ti0.75Al0.2Fe3+0.05SiO4.9F0.1 |
| Environment: |
A common accessory mineral in intermediate and felsic plutonic rocks, pegmatites, and alpine veins. In gneisses, schists, and some skarns. |
| IMA Status: |
Valid Species (Pre-IMA) 1795 |
| Locality: |
Passau, Bavaria, Germany. Link to MinDat.org Location Data. |
| Name Origin: |
Named after its chemical composition of titanium. |
| Name Pronunciation: |
Titanite  |
| Synonym: |
Greenovite - Mn bearing |
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Grothite - Al bearing |
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ICSD 39870 |
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Keilhauite - REE bearing |
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PDF 31-295 |
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Sphene |
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