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a mineral is a naturally occuring, inorganic solid that has a crystal structure and a definite chemical composition |
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not formed from living things or the remains of living things |
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a solid in which the atoms are arranged in a pattern that repeats again and again |
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a substance composed of a single kind of atom |
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a substance in which two or more elements are chemically joined |
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?...identifying materials...?
?.....HOW.....? |
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each mineral has a specific property that can be used to identify it |
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the scale that ranks ten minerals from the softest to hardest |
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what is the softest mineral?
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what is the hardest mineral |
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Talc - powdery mineral
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Diamond- Hardest known mineral (Crystal) |
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the color of the mineral is an easily observed physical property.
some minerals can always be a certain color
some minerals could be a bunch of diff colors |
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of a mineral is the color of its powder
obtained by scratching the mineral against a streak plate.
THE MINERAL ISNT ALWAYS THE SAME COLOR OF THE MINERAL ITSELF..... :P |
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is the term used to describe how a mineral reflects light from its surface...
*minerals containing metal are often shiny* |
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each mineral has a certain density no matter what shape and size.
LARGE OR SMALL of the same mineral =
the same density |
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a mineral that splits easily along flat surfaces |
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describes how a mineral looks when it breaks apart in a irregular way... |
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when the mineral glows under ultra-violet light have this quality |
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