Question 1

At elevated pressures, water can be used to supply unequal, directed pressure by hydraulic forces.

Accepted Answer

A) True 
 B)False  False

Question 2

What type of stress (pressure)is illustrated in the diagram below?

Accepted Answer

confining pressure

Question 3

What type of environment is typified by brittle deformation?

Accepted Answer

A) deep burial with great confining pressure 
B) intermediate depths with long slow heating and gradual strain rates 
C) shallow, low temperature settings with high strain rates 
D) shallow very high temperature settings as in contact metamorphism 
A) deep burial with great confining pressure 
B) intermediate depths with long slow heating and gradual strain rates 
C) shallow, low temperature settings with high strain rates 
D) shallow very high temperature settings as in contact metamorphism C

Question 4

Match the rock with the appropriate description.
-________ coarse-grained, metamorphic rock with alternating bands or stringers of light and dark minerals

Accepted Answer

A) hornfels 
B) marble 
C) gneiss 
D) phyllite 
A) hornfels 
B) marble 
C) gneiss 
D) phyllite

Question 5

Which one of the following statements is false?

Accepted Answer

A) Slate forms from shale and mudstones. 
B) Slate has abundant, coarse-grained mica. 
C) In slate, rock cleavage is common. 
D) In slate, sedimentary features may be visible. 
A) Slate forms from shale and mudstones. 
B) Slate has abundant, coarse-grained mica. 
C) In slate, rock cleavage is common. 
D) In slate, sedimentary features may be visible.

Question 6

What three factors or processes govern the development of foliation?

Accepted Answer

1)rotation of platy or elongat

Question 7

Vast flat exposures of ancient metamorphic and igneous rocks are called ________.

Accepted Answer

Precambria

Question 8

What platy, parallel, mineral grains are the most visual aspect of foliated metamorphic rocks?

Accepted Answer

A) micas 
B) feldspars 
C) carbonates 
D) quartz 
A) micas 
B) feldspars 
C) carbonates 
D) quartz

Question 9

At high pressures and elevated temperatures of regional metamorphism, silicate rocks are more resistant to flowage and deformation than at low temperatures and pressures.

Accepted Answer

A) True 
 B)False

Question 10

Subduction zone metamorphism is characterized by high temperatures and low pressure.

Accepted Answer

A) True 
 B)False

Question 11

Most metamorphism happens entirely in the solid state.

Accepted Answer

A) True 
 B)False

Question 12

Metamorphic rocks formed during episodes of mountain building typically show textural characteristics indicative of directed pressure and deformation.

Accepted Answer

A) True 
 B)False

Question 13

Is it always possible to determine the original parent rock (called a protolith)prior to metamorphism? Why or why not? List three protoliths and give a possible metamorphic equivalent for each one.

Accepted Answer

No.Intense heat, pressure, deformation,

Question 14

Metamorphic facies each have a distinctive assemblage of minerals.

Accepted Answer

A) True 
 B)False

Question 15

Which metamorphic rock or rocks exhibit alternating layers or bands of different light- and dark-coloured silicate minerals?

Accepted Answer

The answer of Which metamorphic rock or rocks exhibit alternating...

Question 16

Where and how does metamorphism occur?

Accepted Answer

A) mainly at low temperatures in the roots of volcanic mountain belts 
B) beneath the thick accumulations of in sedimentary basins 
C) wherever solid rocks are subjected to new conditions of temperature, pressure, stress, and a change in their constituent fluids 
D) in response to sudden catastrophic geologic changes, mostly in the Precambrian. 
A) mainly at low temperatures in the roots of volcanic mountain belts 
B) beneath the thick accumulations of in sedimentary basins 
C) wherever solid rocks are subjected to new conditions of temperature, pressure, stress, and a change in their constituent fluids 
D) in response to sudden catastrophic geologic changes, mostly in the Precambrian.

Question 17

________ is characterized by the segregation of light- and dark-coloured minerals into thin layers or bands.

Accepted Answer

A) Garnet hornfels 
B) Granite gneiss 
C) Slate 
D) Quartzite 
A) Garnet hornfels 
B) Granite gneiss 
C) Slate 
D) Quartzite

Question 18

Chlorite hornfels would likely be restricted to the edge of the metamorphic aureole.

Accepted Answer

A) True 
 B)False

Question 19

Which regional metamorphic rock type listed below represents the highest grade?

Accepted Answer

A) hornfels 
B) mica schist 
C) slate 
D) phyllite 
A) hornfels 
B) mica schist 
C) slate 
D) phyllite

Question 20

Greenschist results from contact metamorphism of a roof pendant.

Accepted Answer

A) True 
 B)False

At elevated pressures, water can be used to supply unequal, directed pressure by hydraulic forces.

What type of stress (pressure)is illustrated in the diagram below?

What type of environment is typified by brittle deformation?

Match the rock with the appropriate description. -________ coarse-grained, metamorphic rock with alternating bands or stringers of light and dark minerals

Which one of the following statements is false?

What three factors or processes govern the development of foliation?

Vast flat exposures of ancient metamorphic and igneous rocks are called ________.

What platy, parallel, mineral grains are the most visual aspect of foliated metamorphic rocks?

At high pressures and elevated temperatures of regional metamorphism, silicate rocks are more resistant to flowage and deformation than at low temperatures and pressures.

Subduction zone metamorphism is characterized by high temperatures and low pressure.

Most metamorphism happens entirely in the solid state.

Metamorphic rocks formed during episodes of mountain building typically show textural characteristics indicative of directed pressure and deformation.

Is it always possible to determine the original parent rock (called a protolith)prior to metamorphism? Why or why not? List three protoliths and give a possible metamorphic equivalent for each one.

Metamorphic facies each have a distinctive assemblage of minerals.

Which metamorphic rock or rocks exhibit alternating layers or bands of different light- and dark-coloured silicate minerals?

Where and how does metamorphism occur?

________ is characterized by the segregation of light- and dark-coloured minerals into thin layers or bands.

Chlorite hornfels would likely be restricted to the edge of the metamorphic aureole.

Which regional metamorphic rock type listed below represents the highest grade?

Greenschist results from contact metamorphism of a roof pendant.

An Introduction to Geology and Plate Tectonics

Minerals: The Building Blocks of Rocks

Igneous Rocks

Volcanoes and Volcanic Processes

Weathering and Soil

Sedimentary Rocks

Geologic Time

Crustal Deformation

Earthquakes and Earth's Interior

The Ocean Floor

Plate Tectonics: The Framework for Modern Geology

Mountain Building and Continental Frameworks

Mass Wasting: The Work of Gravity

Running Water

Groundwater

Glaciers and Glaciation

Deserts and Winds

Shorelines

Mineral and Energy Resources

Filters

Exam 7: Metamorphism and Metamorphic Rocks

At elevated pressures, water can be used to supply unequal, directed pressure by hydraulic forces.

What type of stress (pressure)is illustrated in the diagram below?

What type of environment is typified by brittle deformation?

Match the rock with the appropriate description. -________ coarse-grained, metamorphic rock with alternating bands or stringers of light and dark minerals

Which one of the following statements is false?

What three factors or processes govern the development of foliation?

Vast flat exposures of ancient metamorphic and igneous rocks are called ________.

What platy, parallel, mineral grains are the most visual aspect of foliated metamorphic rocks?

At high pressures and elevated temperatures of regional metamorphism, silicate rocks are more resistant to flowage and deformation than at low temperatures and pressures.

Subduction zone metamorphism is characterized by high temperatures and low pressure.

Most metamorphism happens entirely in the solid state.

Metamorphic rocks formed during episodes of mountain building typically show textural characteristics indicative of directed pressure and deformation.

Is it always possible to determine the original parent rock (called a protolith)prior to metamorphism? Why or why not? List three protoliths and give a possible metamorphic equivalent for each one.

Metamorphic facies each have a distinctive assemblage of minerals.

Which metamorphic rock or rocks exhibit alternating layers or bands of different light- and dark-coloured silicate minerals?

Where and how does metamorphism occur?

________ is characterized by the segregation of light- and dark-coloured minerals into thin layers or bands.

Chlorite hornfels would likely be restricted to the edge of the metamorphic aureole.

Which regional metamorphic rock type listed below represents the highest grade?

Greenschist results from contact metamorphism of a roof pendant.

An Introduction to Geology and Plate Tectonics

Minerals: The Building Blocks of Rocks

Igneous Rocks

Volcanoes and Volcanic Processes

Weathering and Soil

Sedimentary Rocks

Geologic Time

Crustal Deformation

Earthquakes and Earth's Interior

The Ocean Floor

Plate Tectonics: The Framework for Modern Geology

Mountain Building and Continental Frameworks

Mass Wasting: The Work of Gravity

Running Water

Groundwater

Glaciers and Glaciation

Deserts and Winds

Shorelines

Mineral and Energy Resources

Filters