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Merrihueite Mineral Data
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General Merrihueite Information
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Chemical Formula: |
(K,Na)2(Fe++,Mg)5Si12O30 |
Composition: |
Molecular Weight = 1,126.96 gm |
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Potassium 5.20 % K 6.27 % K2O |
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Sodium 1.02 % Na 1.37 % Na2O |
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Magnesium 2.70 % Mg 4.47 % MgO |
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Iron 18.58 % Fe 23.91 % FeO |
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Silicon 29.91 % Si 63.98 % SiO2 |
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Oxygen 42.59 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
K1.5Na0.5Fe2+3.75Mg1.25Si12O30 |
Environment: |
Rare, in a few chondules of a chondrite, as inclusions in clinopyroxenes. |
IMA Status: |
Approved IMA 1965 |
Locality: |
In the Mez�o-Madaras chondritic meteorite. Link to MinDat.org Location Data. |
Name Origin: |
Named for Craig M. Merrihue (?-1965), meteoriticist, of the Smithsonian Astrophysical Observatory, Cambridge, Massachusetts, USA. |
Name Pronunciation: |
Merrihueite + Pronunciation |
Synonym: |
ICSD 2717 |
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PDF 21-1270 |
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