Question 1

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

Accepted Answer

A)  Biotite schist
B)  Quartzite
C)  Phyllite
D)  GneissE) A) and D)
F) A) and B)

Question 2

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 stressE) A) and B)
F) A) and C)

Question 3

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

Accepted Answer

A)  Pyrometamorphism
B)  Burial metamorphism
C)  Shock metamorphism
D)  Regional metamorphismE) All of the above
F) A) and B)

Question 4

Sedimentary rocks are always the parent rocks for metamorphic rocks.

Accepted Answer

A) True 
 B)False

Question 5

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

Accepted Answer

A)  Transform
B)  Convergent
C)  Divergent
D)  Failed rift zoneE) B) and D)
F) B) and C)

Question 6

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°CE) B) and D)
F) B) and C)

Question 7

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 environmentsE) B) and C)
F) A) and D)

Question 8

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)  SlateE) None of the above
F) All of the above

Question 9

Which of the following is a metamorphic facies?

Accepted Answer

A)  Kaolinite
B)  Staurolite
C)  Eclogite
D)  QuartziteE) None of the above
F) A) and D)

Question 10

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 11

Which tectonic boundary is associated with regional metamorphism?

Accepted Answer

A)  Convergent
B)  Divergent
C)  Dip-slip
D)  TransformE) B) and C)
F) None of the above

Question 12

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 magmaE) A) and D)
F) B) and D)

Question 13

What is the name of this rock?

Accepted Answer

A)  Slate
B)  Quartzite
C)  Schist
D)  GneissE) All of the above
F) A) and C)

Question 14

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

Accepted Answer

A)  zeolite
B)  granulite
C)  blueschist
D)  eclogiteE) B) and C)
F) None of the above

Question 15

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)  PlagioclaseE) B) and D)
F) B) and C)

Question 16

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)  TektitesE) None of the above
F) A) and B)

Question 17

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 coalE) All of the above
F) B) and C)

Question 18

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 pressureE) A) and D)
F) A) and B)

Question 19

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 siltstoneE) A) and B)
F) B) and D)

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 awayE) B) and C)
F) B) and D)

Exam 8: Metamorphism and Metamorphic Rocks

Sedimentary rocks are always the parent rocks for metamorphic rocks.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which of the following is not an example of foliation?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

What is the definition of a parent rock?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which tectonic boundary is associated with regional metamorphism?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

What is a metamorphic facies?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

What is the name of this rock?

Correct AnswerverifiedShow Answer

Which of the following is a metamorphic facies?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Name three rocks that are produced by contact metamorphism.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedA large, fast-moving body such as a mete...View AnswerShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
A large, fast-moving body such as a mete...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified