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Labradorite Mineral Data
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General Labradorite Information
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 Chemical Formula: |
(Ca,Na)(Si,Al)4O8 |
| Composition: |
Molecular Weight = 271.81 gm |
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Sodium 3.38 % Na 4.56 % Na2O |
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Calcium 8.85 % Ca 12.38 % CaO |
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Aluminum 15.88 % Al 30.01 % Al2O3 |
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Silicon 24.80 % Si 53.05 % SiO2 |
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Oxygen 47.09 % O |
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______ ______ |
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100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
Na0.4Ca0.6Al1.6Si2.4O8 |
| Environment: |
Magmatic and metamorphic rocks. |
| IMA Status: |
Not Approved IMA 1780 |
| Locality: |
Labrador peninsula, Canada. Link to MinDat.org Location Data. |
| Name Origin: |
Named after its locality. |
| Name Pronunciation: |
Labradorite + Pronunciation  |
| Synonym: |
Ab40 |
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An60 |
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Spectrolite |
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