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Yttrotungstite-(Y) Mineral Data
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General Yttrotungstite-(Y) Information
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 Chemical Formula: |
YW2O6(OH)3 |
| Composition: |
Molecular Weight = 598.35 gm |
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Calcium 0.27 % Ca 0.37 % CaO |
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La,Ce,Pr,Nd,Sm, 9.15 % RE 10.67 % REE2O3 |
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Yttrium 8.17 % Y 10.38 % Y2O3 |
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Magnesium 0.08 % Mg 0.13 % MgO |
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Aluminum 0.45 % Al 0.85 % Al2O3 |
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Iron 0.28 % Fe 0.40 % Fe2O3 |
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Silicon 0.19 % Si 0.40 % SiO2 |
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Hydrogen 0.51 % H 4.52 % H2O |
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Tungsten 56.84 % W 71.68 % WO3 |
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Oxygen 24.07 % O |
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______ ______ |
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100.00 % 99.41 % = TOTAL OXIDE |
| Empirical Formula: |
Y0.55REE0.38Ca0.04Mg0.02W1.85Al0.1Si0.04Fe3+0.03O6(OH)3 |
| Environment: |
In eluvial cassiterite mines, probably altered from wolframite or scheelite |
| IMA Status: |
Valid Species (Pre-IMA) 1950 |
| Locality: |
Kramat Pulai mine, Kinta District, Perak, Malaysia. Link to MinDat.org Location Data. |
| Name Origin: |
Named for the composition (Yttrium, Tungsten). |
| Name Pronunciation: |
Yttrotungstite-(Y) + Pronunciation  |
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