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Pickeringite Mineral Data
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General Pickeringite Information
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 Chemical Formula: |
MgAl2(SO4)4•22(H2O) |
| Composition: |
Molecular Weight = 858.86 gm |
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Magnesium 2.83 % Mg 4.69 % MgO |
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Aluminum 6.28 % Al 11.87 % Al2O3 |
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Hydrogen 5.16 % H 46.15 % H2O |
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Sulfur 14.93 % S 37.29 % SO3 |
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Oxygen 70.79 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
MgAl2(SO4)4•22(H2O) |
| IMA Status: |
Valid Species (Pre-IMA) 1844 |
| Locality: |
Link to MinDat.org Location Data. |
| Name Origin: |
Named after J. Pickering (1777-1846). |
| Name Pronunciation: |
Pickeringite + Pronunciation  |
| Synonym: |
Magnesia Alum |
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