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Tinzenite Mineral Data
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General Tinzenite Information
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 Chemical Formula: |
(Ca,Mn,Fe)3Al2BO3Si4O12(OH) |
| Composition: |
Molecular Weight = 572.45 gm |
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Calcium 12.60 % Ca 17.63 % CaO |
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Manganese 8.64 % Mn 11.15 % MnO |
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Aluminum 9.43 % Al 17.81 % Al2O3 |
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Iron 2.93 % Fe 3.77 % FeO |
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Silicon 19.62 % Si 41.98 % SiO2 |
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Boron 1.89 % B 6.08 % B2O3 |
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Hydrogen 0.18 % H 1.57 % H2O |
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Oxygen 44.72 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Ca1.8Mn2+0.9Fe2+0.3Al2(BO3)Si4O12(OH) |
| Environment: |
Quartz veins in manganese deposits. |
| IMA Status: |
Valid Species (Pre-IMA) 1923 |
| Locality: |
Tinzen, Val d'Err, Grisons, Switzerland Link to MinDat.org Location Data. |
| Name Origin: |
Named after its locality. |
| Name Pronunciation: |
Tinzenite + Pronunciation  |
| Synonym: |
Axinite |
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ICSD 85086 |
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PDF 6-444 |
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