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Clinoferroholmquistite Mineral Data
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General Clinoferroholmquistite Information
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Chemical Formula: |
[ ](Li2Fe++3Al2)Si8O22 (OH)2 |
Composition: |
Molecular Weight = 814.53 gm |
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Lithium 1.70 % Li 3.67 % Li2O |
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Magnesium 2.98 % Mg 4.95 % MgO |
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Aluminum 6.63 % Al 12.52 % Al2O3 |
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Iron 13.71 % Fe 17.64 % FeO |
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Silicon 27.58 % Si 59.01 % SiO2 |
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Hydrogen 0.25 % H 2.21 % H2O |
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Oxygen 47.14 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
Li2Fe2+2MgAl2(Si8O22)(OH)2 |
Environment: |
Theroetical amphbole end-member not found in natrue. |
IMA Status: |
Renamed IMA 1997 |
Locality: |
Link to MinDat.org Location Data. |
Name Origin: |
Named for its composition, monoclinic crystal structure, and relationship with holmsquisite. |
Synonym: |
Ferroclinoholmquistite |
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