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Reinhardbraunsite Mineral Data
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General Reinhardbraunsite Information
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 Chemical Formula: |
Ca5(SiO4)2(OH,F)2 |
| Composition: |
Molecular Weight = 419.57 gm |
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Calcium 47.76 % Ca 66.83 % CaO |
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Silicon 13.39 % Si 28.64 % SiO2 |
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Hydrogen 0.36 % H 3.22 % H2O |
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Oxygen 36.23 % O |
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Fluorine 2.26 % F 2.26 % F |
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- %
F -0.95 % -O=F2 |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Ca5(SiO4)2(OH)1.5F0.5 |
| Environment: |
In contact metamorphosed and metasomatized calcium-rich xenoliths in scoria. |
| IMA Status: |
Approved IMA 1983 |
| Locality: |
Ettringer Bellerberg volcano, near Mayen, Eifel district, Germany. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Reinhard Brauns (1861-1937), Professor of Mineralogy at the University of Bonn, Bonn, Germany. |
| Name Pronunciation: |
Reinhardbraunsite + Pronunciation  |
| Synonym: |
Calciochondrodite |
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ICSD 31275 |
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PDF 37-414 |
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