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Diaoyudaoite Mineral Data
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General Diaoyudaoite Information
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 Chemical Formula: |
NaAl11O17 |
| Composition: |
Molecular Weight = 591.78 gm |
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Sodium 3.88 % Na 5.24 % Na2O |
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Aluminum 50.15 % Al 94.76 % Al2O3 |
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Oxygen 45.96 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
NaAl11O17 |
| Environment: |
Heavy-mineral (S.G. > 2.8) fraction of the surface layer of sea-floor muds at about 1500 m water depth. |
| IMA Status: |
Approved IMA 1986 |
| Locality: |
Okinawa Trough, near Diaoyudao Island, a few km northeast of Taiwan. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the locality. |
| Name Pronunciation: |
Diaoyudaoite + Pronunciation  |
| Synonym: |
ICSD 63263 |
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PDF 45-1451 |
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