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Lokkaite-(Y) Mineral Data
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General Lokkaite-(Y) Information
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 Chemical Formula: |
CaY4(CO3)7•9(H2O) |
| Composition: |
Molecular Weight = 977.90 gm |
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Calcium 4.10 % Ca 5.73 % CaO |
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Yttrium 36.37 % Y 46.18 % Y2O3 |
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Hydrogen 1.86 % H 16.58 % H2O |
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Carbon 8.60 % C 31.50 % CO2 |
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Oxygen 49.08 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
CaY4(CO3)7•9(H2O) |
| Environment: |
Alteration product of rare-earth minerals. |
| IMA Status: |
Approved IMA 1970 |
| Locality: |
Pyoronmaa pegmatite, Kangasala, Finland. Link to MinDat.org Location Data. |
| Name Origin: |
Named after Lauri Lokka (1875-1966), mineralogist and chief chemist, Geological Survey of Finland. |
| Name Pronunciation: |
Lokkaite-(Y)  |
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