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Vonsenite Mineral Data
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General Vonsenite Information
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 Chemical Formula: |
Fe++2Fe+++BO5 |
| Composition: |
Molecular Weight = 258.35 gm |
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Iron 64.85 % Fe 55.62 % FeO / 30.91 % Fe2O3 |
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Boron 4.18 % B 13.47 % B2O3 |
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Oxygen 30.96 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Fe2+2Fe3+BO5 |
| Environment: |
Uncommon in boron-rich skarns. |
| IMA Status: |
Valid Species (Pre-IMA) 1920 |
| Locality: |
Old City Quarry, Riverside, Riverside County, California, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Magnus Vonsen (1879-1954), amateur mineralogist and mineral collector who discovered the mineral. |
| Name Pronunciation: |
Vonsenite + Pronunciation  |
| Synonym: |
ICSD 31214 |
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PDF 25-395 |
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