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Wilkinsonite Mineral Data
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General Wilkinsonite Information
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Chemical Formula: |
Na2Fe++4Fe+++2Si6O20 |
Composition: |
Molecular Weight = 869.56 gm |
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Sodium 5.29 % Na 7.13 % Na2O |
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Iron 38.53 % Fe 33.05 % FeO / 18.36 % Fe2O3 |
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Silicon 19.38 % Si 41.46 % SiO2 |
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Oxygen 36.80 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
Na2Fe2+4Fe3+2Si6O20 |
Environment: |
In an eruptive peralkaline trachyte. |
IMA Status: |
Approved IMA 1990 |
Locality: |
At the Warrumbungle volcano and associated Bingie Grumble Mountain, New South Wales, Australia. Link to MinDat.org Location Data. |
Name Origin: |
Named for John Frederick George Wilkinson, Emeritus Professor of Geology, University of New England, Armidale, Australia. |
Name Pronunciation: |
Wilkinsonite + Pronunciation |
Synonym: |
IMA1988-053 |
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