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6 Cards in this Set
- Front
- Back
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polymorphs
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minerals with the same composition but different crystalline structures
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physical properties of minerals
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Crystal form
fracture streak hardness cleavage color luster specific gravity |
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ionic radius
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a measure of the size of an ion in a crystal lattice
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cleavage
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breaks along parallel planes of weak bonding, flat shiny surface
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specific gravity
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ratio of weight of mineral to weight of an equal volume of water
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relative abundance of top four elements in crust
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Oxygen- 46.6%
Silicon- 27.7% Aluminum- 8.1% Iron- 5.0% |
