Minerals/Rocks #1 Flashcards

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1
Q

A mineral is…

A

A crystalline solid, inorganic, and naturally occurring. It has a chemical formula

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2
Q

How do minerals form? (Three ways)

A

Magma cooling, Evaporation, or Alteration

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3
Q

Parts of an atom are…

A

Electrons, neutrons, and protons

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4
Q

What is a natural, solid mixture of minerals?

A

A rock

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5
Q

Viscosity is…

A

How something flows (H2O = low viscosity)

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6
Q

What is the formula of the density of a substance?

A

Density = Mass divided by volume (D = m/v)

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7
Q

Magma to Igneous Rock =

A

Liquid to Solid

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8
Q

Number of protons =

A

Atomic number

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9
Q

Magma that is high in silicate =

A

Felsic

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10
Q

Magma that is low in silicate =

A

Mafic

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11
Q

Which type of magma is slower?

A

Felsic

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12
Q

Which type of magma is faster?

A

Mafic (low viscosity)

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13
Q

Non-clastic rocks =

A

Organic or chemical

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14
Q

Metamorphism =

A

Heat and pressure

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15
Q

When magma cools underground, it is…

A

Intrusive

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16
Q

When magma cools above ground/underwater, it is…

A

Extrusive

17
Q

What are the three types of rocks?

A

Metamorphic, Igneous, and Sedimentary

18
Q

What color is felsic magma usually?

A

Lighter

19
Q

What color is mafic magma usually?

A

Darker