Term
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Definition
Naturally Occuring
Inorganic
Def. Chemical Composition
Solid Substance
Orderly Crystalline Structure |
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Term
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Definition
Color-not always reliable bc some minerals are dif. colors
e.x-quartz-purple white and pink
streak-color of minerals powder after being scratched across plate
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Term
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Definition
Luster-how light is reflected from the surface of a mineral.
metallic luster-shines like a metal
nonmetalic-glassy pearly earthly |
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Term
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Definition
Is a measure of the resistance of a mineral to being scratched.
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Term
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Definition
| Each mineral on the scale will be scratched by those of a higher number. |
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Term
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Definition
the tendency of a mineral to break evenly.
e.x-mica cleaves into thin sheets
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Term
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Definition
the tendency of a mineral to break unevenly
e.x-sulfure and quartz |
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Term
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Definition
how tightly packed the atoms or molecules are within a substance
ex-galena-more dense
halite-less dense |
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Term
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Definition
The internal atomic structure of a mineral determines hardness,cleavage and crystal structure |
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