Metamorphic rock 2.4 Flashcards

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1
Q

The effect of heat on a rock that naturally decreases as the distance from the magma increases and as temperature decreases.

A

Contact Metamorphism

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2
Q

Pressure builds up in a rock that is buried deep below other rock formations or when large pieces of earths crust collide with each other.

A

Regainal Metamorphism

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3
Q

Minerals used to estimate temperature pressure and

depth.

A

Index minerals

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4
Q

Minerals grains are arranged in stripes or bands

A

Foliated

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5
Q

Shale hat becomes foliated metamorphic rock.

A

Slate

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6
Q

Slate exposed to extreme heat and pressure.

A

Phyillite

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7
Q

When phyillite is exposed to heat and pressure

A

Shcist

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8
Q

More heat and pressure cause minerals to separate into distinct bands in metamorphic rock.

A

Gneiss

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9
Q

Rocks that grains are not arranged into distinct stripes or bands

A

Nonfoliated rocks

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10
Q

The process in which Quartz sandstone is exposed to heat and pressure and the spaces of sand grains
dissipear

A

Recrystallizeation

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11
Q

A change of the shape of a rock caused by squeezed or stretched into folds or bands

A

Deformation

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