Stack #125744
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| mineral | a naturally occurring, inorganic solid with a definite chemical composition and an orderly arrangement of atoms
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| crystal | a solid in which the atoms are arranged in orderly repeating patterns.
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| magma | hot melted rock material
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| Silicates | mineral that contain silicon and oxygen. A rock forming group.
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| hardness | how easily a mineral can be scratched
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| luster | THe way a mineral reflects light. Can be metallic or nonmetallic
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| specific gravity | the ratio of a mineral's weight compared with the weight of an equal volume of water
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| streak | the color of a mineral when it is in a powdered form
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| cleavage | minerals that break along a smooth, flat surface
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| fracture | minerals that break with uneven, rough, or jagged surfaces
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| gem | highly prized minerals. Rare and beautiful
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| ore | a mineral or rock that contains a useful substance for mining
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Created by:
Anna W