Question 1

Name three rocks that are produced by contact metamorphism.

Accepted Answer

A) Quartzite, marble, and hornfels 
B) Marble, schist, and slate 
C) Slate, phyllite, and gneiss 
D) Gneiss, quartzite, and anthracite coal 
A) Quartzite, marble, and hornfels 
B) Marble, schist, and slate 
C) Slate, phyllite, and gneiss 
D) Gneiss, quartzite, and anthracite coal

Question 2

What is the definition of a parent rock?

Accepted Answer

A) The rock that was altered by metamorphism 
B) The resulting precipitate when water dissolves mineral matter 
C) The rock produced by metamorphism 
D) The igneous rock forming through solidification of magma 
A) The rock that was altered by metamorphism 
B) The resulting precipitate when water dissolves mineral matter 
C) The rock produced by metamorphism 
D) The igneous rock forming through solidification of magma

Question 3

If clay minerals in a sedimentary rock were buried at a depth where subsurface temperatures exceeded 200°C, which common metamorphic mineral would they become?

Accepted Answer

A) Quartz 
B) Muscovite 
C) Amphibole 
D) Plagioclase 
A) Quartz 
B) Muscovite 
C) Amphibole 
D) Plagioclase

Question 4

What is a metamorphic facies?

Accepted Answer

A) A rock that forms at specific metamorphic conditions and can be used to determine the metamorphic style 
B) Textural transitions based on the direction and amount of pressure 
C) Zones of contact metamorphism along an intrusive igneous rock 
D) An assemblage of minerals that form in very similar metamorphic environments 
A) A rock that forms at specific metamorphic conditions and can be used to determine the metamorphic style 
B) Textural transitions based on the direction and amount of pressure 
C) Zones of contact metamorphism along an intrusive igneous rock 
D) An assemblage of minerals that form in very similar metamorphic environments

Question 5

Sedimentary rocks are always the parent rocks for metamorphic rocks.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following is a metamorphic facies?

Accepted Answer

A) Kaolinite 
B) Staurolite 
C) Eclogite 
D) Quartzite 
A) Kaolinite 
B) Staurolite 
C) Eclogite 
D) Quartzite

Question 7

Most metamorphic rocks near the Earth's surface are derived from three common sedimentary rocks.Which three?

Accepted Answer

A) Conglomerate, graywacke, and arkose 
B) Shale, quartz sandstone, and limestone 
C) Basalt, travertine, and claystone 
D) Quartz sandstone, arkose, and siltstone 
A) Conglomerate, graywacke, and arkose 
B) Shale, quartz sandstone, and limestone 
C) Basalt, travertine, and claystone 
D) Quartz sandstone, arkose, and siltstone

Question 8

Which of the following rocks represents the highest grade of metamorphism?

Accepted Answer

A) Biotite schist 
B) Quartzite 
C) Phyllite 
D) Gneiss 
A) Biotite schist 
B) Quartzite 
C) Phyllite 
D) Gneiss

Question 9

Which of the following materials is most closely associated with shock metamorphism and meteorite impact sites?

Accepted Answer

A) Slate 
B) Blueschist 
C) Gneiss 
D) Tektites 
A) Slate 
B) Blueschist 
C) Gneiss 
D) Tektites

Question 10

What is the temperature range over which hydrothermal metamorphism will occur?

Accepted Answer

A) 0-400°C 
B) 400-1000°C 
C) 200-600°C 
D) 600-750°C 
A) 0-400°C 
B) 400-1000°C 
C) 200-600°C 
D) 600-750°C

Question 11

Which low-grade metamorphic rock displays thin, parallel layers and contains very fine grains of mica?

Accepted Answer

A) Schist 
B) Gneiss 
C) Anthracite 
D) Slate 
A) Schist 
B) Gneiss 
C) Anthracite 
D) Slate

Question 12

What is the name of this rock?

Accepted Answer

A) Slate 
B) Quartzite 
C) Schist 
D) Gneiss 
A) Slate 
B) Quartzite 
C) Schist 
D) Gneiss

Question 13

Which of the following is not an example of foliation?

Accepted Answer

A) Parallel alignment of flattened mineral grains or pebbles 
B) Compositional banding in which the separation of light and dark minerals creates a layered appearance 
C) Rock cleavage where rocks can be easily split into tabular slabs 
D) Recrystallization of spherical minerals to create layers parallel to the direction of greatest stress 
A) Parallel alignment of flattened mineral grains or pebbles 
B) Compositional banding in which the separation of light and dark minerals creates a layered appearance 
C) Rock cleavage where rocks can be easily split into tabular slabs 
D) Recrystallization of spherical minerals to create layers parallel to the direction of greatest stress

Question 14

A(n)________ facies is associated with a high-pressure, low-temperature environment.

Accepted Answer

A) zeolite 
B) granulite 
C) blueschist 
D) eclogite 
A) zeolite 
B) granulite 
C) blueschist 
D) eclogite

Question 15

Along which type of tectonic boundary will greenschists and blueschists form?

Accepted Answer

A) Transform 
B) Convergent 
C) Divergent 
D) Failed rift zone 
A) Transform 
B) Convergent 
C) Divergent 
D) Failed rift zone

Question 16

________ is a widespread type of metamorphism typically associated with mountain building.

Accepted Answer

A) Pyrometamorphism 
B) Burial metamorphism 
C) Shock metamorphism 
D) Regional metamorphism 
A) Pyrometamorphism 
B) Burial metamorphism 
C) Shock metamorphism 
D) Regional metamorphism

Question 17

What kind of temperature and pressure conditions will exist in a burial metamorphism environment?

Accepted Answer

A) Low temperature and low pressure 
B) Low temperature and high pressure 
C) High temperature and low pressure 
D) High temperature and high pressure 
A) Low temperature and low pressure 
B) Low temperature and high pressure 
C) High temperature and low pressure 
D) High temperature and high pressure

Question 18

How can a meteorite impact metamorphose a rock? What temperature/pressure conditions will be present?

Accepted Answer

A large, fast-moving body such as a mete

Question 19

Which tectonic boundary is associated with regional metamorphism?

Accepted Answer

A) Convergent 
B) Divergent 
C) Dip-slip 
D) Transform 
A) Convergent 
B) Divergent 
C) Dip-slip 
D) Transform

Question 20

Why will metamorphic rocks found in a contact metamorphism aureole be nonfoliated?

Accepted Answer

A) Because the main agent of metamorphism is heat, which will result in intergrown crystals 
B) Because the pressures involved with contact metamorphism destroy foliated crystals 
C) Because the temperatures associated with this are too low to alter the rock 
D) Because the velocity of the hydrothermal fluids will carry foliated materials away 
A) Because the main agent of metamorphism is heat, which will result in intergrown crystals 
B) Because the pressures involved with contact metamorphism destroy foliated crystals 
C) Because the temperatures associated with this are too low to alter the rock 
D) Because the velocity of the hydrothermal fluids will carry foliated materials away

Exam 8: Metamorphism and Metamorphic Rocks

Name three rocks that are produced by contact metamorphism.

What is the definition of a parent rock?

If clay minerals in a sedimentary rock were buried at a depth where subsurface temperatures exceeded 200°C, which common metamorphic mineral would they become?

What is a metamorphic facies?

Sedimentary rocks are always the parent rocks for metamorphic rocks.

Which of the following is a metamorphic facies?

Most metamorphic rocks near the Earth's surface are derived from three common sedimentary rocks.Which three?

Which of the following rocks represents the highest grade of metamorphism?

Which of the following materials is most closely associated with shock metamorphism and meteorite impact sites?

What is the temperature range over which hydrothermal metamorphism will occur?

Which low-grade metamorphic rock displays thin, parallel layers and contains very fine grains of mica?

What is the name of this rock?

Which of the following is not an example of foliation?

A(n)________ facies is associated with a high-pressure, low-temperature environment.

Along which type of tectonic boundary will greenschists and blueschists form?

________ is a widespread type of metamorphism typically associated with mountain building.

What kind of temperature and pressure conditions will exist in a burial metamorphism environment?

How can a meteorite impact metamorphose a rock? What temperature/pressure conditions will be present?

Which tectonic boundary is associated with regional metamorphism?

Why will metamorphic rocks found in a contact metamorphism aureole be nonfoliated?

An Introduction to Geology

Plate Tectonics: a Scientific Revolution Unfolds

Matter and Minerals

Magma, Igneous Rocks, and Intrusive Activity

Volcanoes and Volcanic Hazards

Weathering and Soil

Sedimentary Rocks

Geologic Time

Crustal Deformation

Earthquakes

Earths Interior

Divergent Boundaries

Convergent Boundaries

Mass Wasting

Running Water

Groundwater

Glaciers and Glaciation

Deserts and Winds

Shorelines

Global Climate Change

Earths Evolution Through Geologic Time

Energy and Mineral Resources

Touring Our Solar System

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