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Cahnite Mineral Data
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General Cahnite Information
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 Chemical Formula: |
Ca2B(AsO4)(OH)4 |
| Composition: |
Molecular Weight = 297.91 gm |
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Calcium 26.91 % Ca 37.65 % CaO |
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Boron 3.63 % B 11.68 % B2O3 |
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Arsenic 25.15 % As 38.57 % As2O5 |
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Hydrogen 1.35 % H 12.09 % H2O |
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Oxygen 42.96 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Ca2B(AsO4)(OH)4 |
| Environment: |
A late-stage mineral in pegmatites cutting a metamorphosed stratiform zinc orebody. |
| IMA Status: |
Valid Species (Pre-IMA) 1927 |
| Locality: |
From Franklin, Sussex Co., New Jersey, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Lazard Cahn (1865-1940), mineral collector and dealer, Colorado Springs, Colorado, USA, who first noted the species. |
| Name Pronunciation: |
Cahnite  |
| Synonym: |
ICSD 27527 |
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PDF 13-158 |
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