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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 |