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Gadolinite-(Y) Mineral Data
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General Gadolinite-(Y) Information
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 Chemical Formula: |
Y2Fe++Be2Si2O10 |
| Composition: |
Molecular Weight = 467.85 gm |
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Yttrium 38.01 % Y 48.27 % Y2O3 |
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Beryllium 3.85 % Be 10.69 % BeO |
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Iron 11.94 % Fe 15.36 % FeO |
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Silicon 12.01 % Si 25.69 % SiO2 |
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Oxygen 34.20 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Y2Fe2+Be2(Si2O10) |
| Environment: |
Pegmatite veins rich in alkaline-earth elements. |
| IMA Status: |
Valid Species (Pre-IMA) 1800 |
| Locality: |
Ytterby, Resar�, Sweden. Link to MinDat.org Location Data. |
| Name Origin: |
Named after the Finnish chemist, Johan Gadolin (1760-1852), who discovered
yttrium. The element gadolinium was also named after Johan Gadolin in 1880. |
| Name Pronunciation: |
Gadolinite-(Y) + Pronunciation  |
| Synonym: |
Calciogadolinite |
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ICSD 40095 |
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PDF 26-1134 |
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