chapter 26 Flashcards

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1
Q

naturally occurring inorganic solid with a crystalline form

A

mineral

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2
Q

the color or a mineral in powdered form

A

streak

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3
Q

a mineral breaks along preferred planes of weakness creating sets of smooth parallel sides

A

cleavage

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4
Q

minerals that break with irregular surfaces exhibit fracture

A

fracture

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5
Q

the physical property that measures a material’s resistance to scratching

A

hardness

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6
Q

molten rock material inside earth

A

magma

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7
Q

what are the two mineral groups

A

silicates and non-silicates

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8
Q

which group is the most abundant

A

silicates

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9
Q

non silicate do not contain

A

silicon

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