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Kellyite Mineral Data
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General Kellyite Information
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 Chemical Formula: |
(Mn++,Mg,Al)3(Si,Al)2O5(OH)4 |
| Composition: |
Molecular Weight = 323.85 gm |
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Magnesium 7.51 % Mg 12.45 % MgO |
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Manganese 25.45 % Mn 32.86 % MnO |
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Aluminum 8.33 % Al 15.74 % Al2O3 |
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Silicon 13.01 % Si 27.83 % SiO2 |
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Hydrogen 1.24 % H 11.13 % H2O |
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Oxygen 44.46 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Mn2+1.5MgAl0.5Si1.5Al0.5O5(OH)4 |
| Environment: |
Metamorphic Mn deposit with other Mn-silicates. |
| IMA Status: |
Approved IMA 1974 |
| Locality: |
Bald Knob, Sparta, Alleghany County, North Carolina, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named for William Crowley Kelley (1929-), American geologist, University of Michigan. |
| Name Pronunciation: |
Kellyite  |
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