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Lemoynite Mineral Data
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General Lemoynite Information
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 Chemical Formula: |
(Na,K)2CaZr2Si10O26•5-6(H2O) |
| Composition: |
Molecular Weight = 1,075.15 gm |
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Potassium 3.27 % K 3.94 % K2O |
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Sodium 2.35 % Na 3.17 % Na2O |
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Calcium 3.35 % Ca 4.69 % CaO |
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Zirconium 15.27 % Zr 20.63 % ZrO2 |
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Niobium 0.86 % Nb 1.24 % Nb2O5 |
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Iron 0.52 % Fe 0.67 % FeO |
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Silicon 26.12 % Si 55.88 % SiO2 |
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Hydrogen 1.07 % H 9.55 % H2O |
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Oxygen 47.17 % O |
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______ ______ |
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100.00 % 99.78 % = TOTAL OXIDE |
| Empirical Formula: |
Na1.1K0.9Ca0.9Fe2+0.1Zr1.8Nb0.1Si10O26�5.7(H2O) |
| Environment: |
In pegmatite in an intrusive alkalic gabbro-syenite complex. |
| IMA Status: |
Approved IMA 1969 |
| Locality: |
Mont Saint-Hilaire, Quebec, Canada. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Charles Lemoyne (1625-1685), Lord of Longuevil, and his four sons, well-known personalites in French-Canadian history. |
| Name Pronunciation: |
Lemoynite + Pronunciation  |
| Synonym: |
ICSD 60676 |
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IMA1968-013 |
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PDF 24-1072 |
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