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A Level Geology OCR > Metamorphic rocks > Flashcards

Metamorphic rocks Flashcards

1
Q

What is the parent rock of marble?

A

Limestone composed of CaCO3

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2
Q

What is the parent rock of metaquartzite?

A

Sandstone composed of SiO2

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3
Q

What is the parent rock of slate?

A

Shale

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4
Q

What is the parent rock of phyllite?

A

Shale

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5
Q

What is the parent rock of schist?

A

Shale

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6
Q

What is the parent rock of gneiss?

A

Shale

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7
Q

What is the texture of slate?

A

Slaty cleavage

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8
Q

What is the texture of phyllite?

A

Wavy foliation

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9
Q

What is the texture of Schist?

A

Schistosity

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10
Q

What is the texture of gneiss?

A

Gneissose banding

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11
Q

What grade of metamorphism produces slate and phyllite?

A

Low grade

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12
Q

What grade of metamorphism produces schist?

A

Medium grade

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13
Q

What grade of metamorphism produces gneiss?

A

High grade

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14
Q

What type of metamorphism produces marble and metaquartzite?

A

Contact

or

regional

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15
Q

What type of metamorphism produces spotted rock?

A

Contact

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16
Q

What is the parent rock of spotted rock?

A

Shale

17
Q

What index minerals are indicative of low grade metamorphism?

A

Chlorite

Biotite

18
Q

What index minerals are indicative of medium grade metamorphism?

A

Garnet

19
Q

What index minerals are indicative of high grade metamorphism?

A

Kyanite

Sillimanite

A Level Geology OCR (15 decks)

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