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Fluoronyboite Mineral Data
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General Fluoronyboite Information
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 Chemical Formula: |
NaNa2(Al2Mg3)(Si7Al)O22(F,OH)2 |
| Composition: |
Molecular Weight = 850.22 gm |
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Potassium 0.28 % K 0.33 % K2O |
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Sodium 6.25 % Na 8.42 % Na2O |
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Calcium 2.22 % Ca 3.10 % CaO |
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Magnesium 7.29 % Mg 12.09 % MgO |
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Titanium 0.06 % Ti 0.09 % TiO2 |
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Manganese 0.06 % Mn 0.08 % MnO |
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Aluminum 6.57 % Al 12.41 % Al2O3 |
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Zinc 0.08 % Zn 0.10 % ZnO |
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Iron 7.95 % Fe 7.52 % FeO / 3.01 % Fe2O3 |
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Silicon 23.59 % Si 50.46 % SiO2 |
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Hydrogen 0.10 % H 0.89 % H2O |
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Oxygen 42.98 % O |
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Fluorine 2.59 % F 2.59 % F |
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- %
F -1.09 % -O=F2 |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Na0.78K0.06Na1.53Ca0.47Fe2+0.89Mg2.55Mn2+0.01Zn0.01Fe3+0.32Al1.21Ti0.01Si7.14Al0.86
O22(OH)0.84F1.16 |
| Environment: |
Ultra high pressure facies metamorphic mineral. Amphibole group; structure determined. |
| IMA Status: |
Approved IMA 2003 (Dana # Added) |
| Locality: |
Jianchang eclogite pod, Su-Lu coesite-eclogite province, China. Link to MinDat.org Location Data. |
| Name Origin: |
Named as the fluorine-dominant member of the nyboitic amphiboles. |
| Synonym: |
IMA2002-010 |
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