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Ajoite Mineral Data
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General Ajoite Information
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 Chemical Formula: |
(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O) |
| Composition: |
Molecular Weight = 3,926.74 gm |
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Potassium 2.24 % K 2.70 % K2O |
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Sodium 1.02 % Na 1.38 % Na2O |
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Aluminum 2.06 % Al 3.89 % Al2O3 |
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Copper 32.37 % Cu 40.51 % CuO |
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Silicon 20.74 % Si 44.37 % SiO2 |
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Hydrogen 0.82 % H 7.34 % H2O |
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Oxygen 40.74 % O |
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______ ______ |
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100.00 % 100.20 % = TOTAL OXIDE |
| Empirical Formula: |
K2.25Na1.75Cu20Al3Si29O76(OH)16•8(H2O) |
| Environment: |
Secondary copper mineral. |
| IMA Status: |
Valid Species (Pre-IMA) 1958 |
| Locality: |
New Cornelia mine, Ajo, Pima County,, Arizona, USA. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality. |
| Name Pronunciation: |
Ajoite  |
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