Question 1

By what criteria are metamorphic rocks classified?

Accepted Answer

The first criterion used to identify a m

Question 2

Gneiss can be distinguished from other metamorphic rocks by:

Accepted Answer

A)  its dark and light mineral bands. 
B)  its metallic sheen. 
C)  its large flakes of mica. 
D)  its slaty cleavage. 
A)  its dark and light mineral bands. 
B)  its metallic sheen. 
C)  its large flakes of mica. 
D)  its slaty cleavage.

Question 3

Pyrometamorphism involves processes of:

Accepted Answer

A)  ultra- high heat and low pressure. 
B)  heat and directed pressure. 
C)  heat and circulating fluids. 
D)  heat and confining pressure. 
A)  ultra- high heat and low pressure. 
B)  heat and directed pressure. 
C)  heat and circulating fluids. 
D)  heat and confining pressure.

Question 4

Schist can be distinguished from other metamorphic rocks by:

Accepted Answer

A)  its large flakes of mica. 
B)  its metallic sheen. 
C)  its glassy luster. 
D)  its dark and light mineral bands. 
A)  its large flakes of mica. 
B)  its metallic sheen. 
C)  its glassy luster. 
D)  its dark and light mineral bands.

Question 5

Landslides commonly occur in metamorphic terrains if:

Accepted Answer

A)  the metamorphic rocks are exposed at the surface. 
B)  the planes of foliation (cleavage planes) are parallel to the slopes. 
C)  the planes of foliation are perpendicular to the slopes. 
D)  sedimentary rocks overlie the metamorphic rocks. 
A)  the metamorphic rocks are exposed at the surface. 
B)  the planes of foliation (cleavage planes) are parallel to the slopes. 
C)  the planes of foliation are perpendicular to the slopes. 
D)  sedimentary rocks overlie the metamorphic rocks.

Question 6

The presence of the minerals stishovite and coesite indicates:

Accepted Answer

A)  shock metamorphism. 
B)  burial metamorphism. 
C)  hydrothermal metamorphism. 
D)  contact metamorphism. 
A)  shock metamorphism. 
B)  burial metamorphism. 
C)  hydrothermal metamorphism. 
D)  contact metamorphism.

Question 7

Discuss the difference between low- grade and high- grade metamorphism.

Accepted Answer

Metamorphic grade refers to the degree t

Question 8

What are metamorphic index minerals? Describe the drawback that limits the use of index minerals as indicators of metamorphic environments.

Accepted Answer

Metamorphic index minerals are minerals

Question 9

All of the following statements concerning contact metamorphism are true EXCEPT:

Accepted Answer

A)  solid rocks are changed by heat. 
B)  only rocks near the magma are highly metamorphosed. 
C)  pressure is not a significant factor. 
D)  it only occurs at great depths. 
A)  solid rocks are changed by heat. 
B)  only rocks near the magma are highly metamorphosed. 
C)  pressure is not a significant factor. 
D)  it only occurs at great depths.

Question 10

The most common source for water in hydrothermal metamorphism is:

Accepted Answer

A)  water derived from magma. 
B)  seawater penetrating divergent zone fractures. 
C)  groundwater percolating down from the continental surface. 
D)  water driven off from rocks undergoing metamorphism. 
A)  water derived from magma. 
B)  seawater penetrating divergent zone fractures. 
C)  groundwater percolating down from the continental surface. 
D)  water driven off from rocks undergoing metamorphism.

Question 11

Which series shows the progression of a metamorphic rock from original deposition to the highest grade of metamorphism?

Accepted Answer

A)  Mud shale slate phyllite schist gneiss migmatite. 
B)  Mud gneiss migmatite schist phyllite slate shale. 
C)  Mud schist phyllite gneiss slate shale migmatite. 
D)  Mud slate schist phyllite migmatite shale gneiss. 
A)  Mud shale slate phyllite schist gneiss migmatite. 
B)  Mud gneiss migmatite schist phyllite slate shale. 
C)  Mud schist phyllite gneiss slate shale migmatite. 
D)  Mud slate schist phyllite migmatite shale gneiss.

Question 12

What is the relationship of metamorphic rocks to other rocks in the rock cycle?

Accepted Answer

Any rock, whether sedimentary, igneous,

Question 13

Which of the following types of rocks can become metamorphic rocks?

Accepted Answer

A)  Sedimentary, igneous, or metamorphic rocks. 
B)  Sedimentary or igneous rocks only. 
C)  Sedimentary or metamorphic rocks only. 
D)  Sedimentary rocks only. 
A)  Sedimentary, igneous, or metamorphic rocks. 
B)  Sedimentary or igneous rocks only. 
C)  Sedimentary or metamorphic rocks only. 
D)  Sedimentary rocks only.

By what criteria are metamorphic rocks classified?

Gneiss can be distinguished from other metamorphic rocks by:

Pyrometamorphism involves processes of:

Schist can be distinguished from other metamorphic rocks by:

Landslides commonly occur in metamorphic terrains if:

The presence of the minerals stishovite and coesite indicates:

Discuss the difference between low- grade and high- grade metamorphism.

What are metamorphic index minerals? Describe the drawback that limits the use of index minerals as indicators of metamorphic environments.

All of the following statements concerning contact metamorphism are true EXCEPT:

The most common source for water in hydrothermal metamorphism is:

Which series shows the progression of a metamorphic rock from original deposition to the highest grade of metamorphism?

What is the relationship of metamorphic rocks to other rocks in the rock cycle?

Which of the following types of rocks can become metamorphic rocks?

A First Look at Planet Earth - Its Origins, Systems, and Tectonic Plates

Minerals

Igneous Rocks and Processes

Volcanoes and Volcanism

Weathering - the Breakdown of Rocks

Sedimentary Processes, Environments, and Rocks

Telling Time Geologically

Earth Structures - Folds, Faults, and Fabrics

Earthquakes

The Earths Interior - Whats Going on Down There

Plate Tectonics and the Formation of the Earths Oceans

Continental Tectonics and the Formation of the Earths Continents

Mass Movement

Streams and Floods

Groundwater

Glaciers and Ice Ages

Deserts and the Work of Winds

Shores and Coastal Processes

Human Use of the Earths Resources Appendices Glossary

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Exam 7: Metamorphism and Metamorphic Rocks

By what criteria are metamorphic rocks classified?

Gneiss can be distinguished from other metamorphic rocks by:

Pyrometamorphism involves processes of:

Schist can be distinguished from other metamorphic rocks by:

Landslides commonly occur in metamorphic terrains if:

The presence of the minerals stishovite and coesite indicates:

Discuss the difference between low- grade and high- grade metamorphism.

What are metamorphic index minerals? Describe the drawback that limits the use of index minerals as indicators of metamorphic environments.

All of the following statements concerning contact metamorphism are true EXCEPT:

The most common source for water in hydrothermal metamorphism is:

Which series shows the progression of a metamorphic rock from original deposition to the highest grade of metamorphism?

What is the relationship of metamorphic rocks to other rocks in the rock cycle?

Which of the following types of rocks can become metamorphic rocks?

A First Look at Planet Earth - Its Origins, Systems, and Tectonic Plates

Minerals

Igneous Rocks and Processes

Volcanoes and Volcanism

Weathering - the Breakdown of Rocks

Sedimentary Processes, Environments, and Rocks

Telling Time Geologically

Earth Structures - Folds, Faults, and Fabrics

Earthquakes

The Earths Interior - Whats Going on Down There

Plate Tectonics and the Formation of the Earths Oceans

Continental Tectonics and the Formation of the Earths Continents

Mass Movement

Streams and Floods

Groundwater

Glaciers and Ice Ages

Deserts and the Work of Winds

Shores and Coastal Processes

Human Use of the Earths Resources Appendices Glossary

Filters