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mineral vocab
Term | Definition |
---|---|
Mineral | naturally formed, inorganic solid that has a definite crystalline structure. |
Elements | a pure substance that can not be broken down into simpler substances by ordinary chemicals means |
Compound | is a substance made up of two or more element that have been chemically joined or boned. |
Crystals | solid geometric forms of minerals produced by a repeating pattern of atoms or molecules presented through out mineral. |
Silicate Mineral | minerals that contain a combination of silicate and oxygen |
nonsilicate Mineral | minerals that DO NOT contain the combination of silicate and oxygen. |
Luster | surface that reflects light |
Streak | color of mineral in powered form |
Cleavage | tendency of some minerals to break along smooth, flat surfaces |
Fracture | the tendency of some minerals to break unevenly along curved or irregular surfaces |
Hardness | mineral resistance to being scratched |
Density | how much matter is in a given amount of space |
Ore | large enough and pure enough to be mined in profit |
Reclamation | returning land to its original condition after mining is complete |
Pegmaties | magma moved upward it can form teardrop-shaped bodies |
Pluton | sometimes the magma stops before reaching the surface and cools slowly creating millions of mineral crystals |