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mineral study guide
vocab from chapter 1
| word | define |
|---|---|
| mineral | a class of substances occuring natuarly, etheir inorganic or organic |
| crystal | a clear, transparent mineral or glass resembling ice |
| magma | forms igneous rock |
| silicate | compound containing silicon, oxygen, and one or more metals |
| hardness | how much it takes to scrtatch a mineral |
| luster | reflects light |
| streak | what the color is in its powder form |
| cleavage | the act of |
| fracture | how long it takes to break it |
| gem | stone cut and poolished and ususally used in jewlrey |
| ore | mineral usually used in nonmatalic substances |
| omit specific gravity | leave out certain types of gravity |