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Adamsite-(Y) Mineral Data
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General Adamsite-(Y) Information
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 Chemical Formula: |
NaY(CO3)2•6(H2O) |
| Composition: |
Molecular Weight = 344.24 gm |
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Sodium 6.68 % Na 9.00 % Na2O |
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Gadolinium 1.83 % Gd 2.11 % Gd2O3 |
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Dysprosium 4.72 % Dy 5.42 % Dy2O3 |
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Yttrium 18.08 % Y 22.96 % Y2O3 |
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Erbium 2.43 % Er 2.78 % Er2O3 |
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Hydrogen 3.51 % H 31.40 % H2O |
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Carbon 6.98 % C 25.57 % CO2 |
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Oxygen 55.77 % O |
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______ ______ |
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100.00 % 99.23 % = TOTAL OXIDE |
| Empirical Formula: |
NaY0.7Dy0.1Er0.05Gd0.04(CO3)2•6(H2O) |
| Environment: |
Late-stage, low-temperature hydrothermal phase within cavities in an alkaline pegmatite dike. |
| IMA Status: |
Approved IMA 1999 (Dana # Added) |
| Locality: |
Poudrette quarry, Mont Saint-Hilaire, Quebec. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Professor Frank Dawson Adams (1859-1942) of McGill University, Montreal, Quebec. |
| Synonym: |
ICSD 90832 |
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IMA1999-020 |
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