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bi·o·tite
 biotite
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- pronunciation:
- baI
taIt
- features:
- Word Parts
| part of speech: |
noun |
| definition: |
a mica commonly found in igneous and metamorphic rock, ranging in color from dark green or brown to black, and containing iron, magnesium, potassium, and aluminum.
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| derivation: |
biotitic (adj.) |
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