minrals Flashcards

1
Q

Mineral

A

mineral a substance that is formed naturally in the earth is internet has a definite chemical composition and has a crystal structure

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2
Q

streak

A

The colors of minerals powder when it is rubbed against a porcelain plate

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3
Q

luster

A

the way the surface of a mineral reflects light

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4
Q

inorgenic

A

not derived from living matter.

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5
Q

crstal

A

a solid formation that follows a pattern

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6
Q

hardenns

A

the ability of a mineral to scratch or be scratched by another mineral

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7
Q

cleavage

A

the tendency if crystals and minerals to break along definite planes resulting in smooth surfaces

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8
Q

fracture

A

the appearance of a freshly broken surface on a mineral that has a rough or irregular surface.

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9
Q

mohs hardess scale

A

a hardness scale used to classify minerals.

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10
Q

formale

A

ste of cmeachs symbols showing the make of a chmials compound

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