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Natronambulite Mineral Data
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General Natronambulite Information
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 Chemical Formula: |
(Na,Li)Mn++4[Si5O14(OH)] |
| Composition: |
Molecular Weight = 619.35 gm |
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Sodium 2.60 % Na 3.50 % Na2O |
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Lithium 0.34 % Li 0.72 % Li2O |
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Manganese 35.48 % Mn 45.81 % MnO |
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Silicon 22.67 % Si 48.51 % SiO2 |
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Hydrogen 0.16 % H 1.45 % H2O |
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Oxygen 38.75 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Li0.3Na0.7Mn2+4Si5O14(OH) |
| Environment: |
Found in the mine dump. |
| IMA Status: |
Approved IMA 1985 |
| Locality: |
Matsumaezawa ore body, Tahohata mine, Ivate Prefecture, Japan. Link to MinDat.org Location Data. |
| Name Origin: |
Named for its composition and for Matsuo Nambu (1917-), mineralogist, Tohoko University, Japan. |
| Name Pronunciation: |
Natronambulite + Pronunciation  |
| Synonym: |
ICSD 855 |
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PDF 39-332 |
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