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Datolite Mineral Data
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General Datolite Information
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 Chemical Formula: |
CaBSiO4(OH) |
| Composition: |
Molecular Weight = 159.98 gm |
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Calcium 25.05 % Ca 35.05 % CaO |
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Silicon 17.56 % Si 37.56 % SiO2 |
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Boron 6.76 % B 21.76 % B2O3 |
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Hydrogen 0.63 % H 5.63 % H2O |
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Oxygen 50.00 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
CaB(SiO4)(OH) |
| Environment: |
Secondary mineral in basic igneous rocks. |
| IMA Status: |
Valid Species (Pre-IMA) 1806 |
| Locality: |
Diabases of the Connecticut River valley, USA. Link to MinDat.org Location Data. |
| Name Origin: |
From the Greek, dateisthai, meaning "to divide," because granular aggregates crumble readily. |
| Name Pronunciation: |
Datolite  |
| Synonym: |
ICSD 22026 |
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PDF 36-429 |
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