Question 1

Which of the following statements is NOT true? Hornfels facies ________.

Accepted Answer

A) are typically nonfoliated. 
B) form at high pressures but low temperatures 
C) often form as a result of contact metamorphism 
D) are often associated with igneous intrusions 
A) are typically nonfoliated. 
B) form at high pressures but low temperatures 
C) often form as a result of contact metamorphism 
D) are often associated with igneous intrusions

Question 2

What is a primary difference between phyllite and schist?

Accepted Answer

A) Schist contains mica,whereas phyllite contains only clay. 
B) Phyllite contains mica,whereas schist contains only clay. 
C) Mica crystals within schist are larger than those within phyllite. 
D) Mica crystals within phyllite are larger than those within schist. 
A) Schist contains mica,whereas phyllite contains only clay. 
B) Phyllite contains mica,whereas schist contains only clay. 
C) Mica crystals within schist are larger than those within phyllite. 
D) Mica crystals within phyllite are larger than those within schist.

Question 3

Thermal (contact)metamorphism occurs ________.

Accepted Answer

A) in areas surrounding igneous intrusions 
B) only where gneiss is in contact with schist 
C) as a consequence of the sinking of a broad region to great depth 
D) only at the surface,where rock is in contact with the atmosphere 
A) in areas surrounding igneous intrusions 
B) only where gneiss is in contact with schist 
C) as a consequence of the sinking of a broad region to great depth 
D) only at the surface,where rock is in contact with the atmosphere

Question 4

Mylonites,formed from dynamic metamorphism,typically do NOT display ________.

Accepted Answer

A) foliation roughly parallel to a fault 
B) very fine grains 
C) shear zones 
D) bands of randomly oriented mica grains 
A) foliation roughly parallel to a fault 
B) very fine grains 
C) shear zones 
D) bands of randomly oriented mica grains

Question 5

The application of ________ during metamorphism causes elongated crystals to align parallel with each other.When this happens,the rock develops ________.

Accepted Answer

A) pressure;a homogeneous texture 
B) differential stress;foliation 
C) high temperatures;foliation 
D) pressure;foliation 
A) pressure;a homogeneous texture 
B) differential stress;foliation 
C) high temperatures;foliation 
D) pressure;foliation

Question 6

Differential stress will cause crystals to align in a preferred orientation unless the crystals are ________.

Accepted Answer

A) primarily mica 
B) platy 
C) equant 
D) elongate 
A) primarily mica 
B) platy 
C) equant 
D) elongate

Question 7

Slaty cleavage,schistosity,and compositional banding are all examples of ________.

Accepted Answer

A) mineral cleavage 
B) foliation 
C) recrystallization 
D) metamorphic facies 
A) mineral cleavage 
B) foliation 
C) recrystallization 
D) metamorphic facies

Question 8

Consult the figure below.Hot water reacting with the crust is the basis for what type of metamorphism?

Accepted Answer

A) contact 
B) hydrothermal 
C) regional 
D) shock 
A) contact 
B) hydrothermal 
C) regional 
D) shock

Question 9

A buried body of shale is subjected to differential stress,causing clay minerals to realign and produce slate.This is an example of ________.

Accepted Answer

A) diagenesis 
B) erosion 
C) metamorphism 
D) weathering 
A) diagenesis 
B) erosion 
C) metamorphism 
D) weathering

Question 10

Foliated metamorphic rocks possess ________.

Accepted Answer

A) leafy plant fossils (ancient foliage) 
B) a homogeneous texture resulting from randomly oriented grains 
C) mineral grains in preferred orientations or patterns of association (banding) 
D) minerals precipitated directly from seawater 
A) leafy plant fossils (ancient foliage) 
B) a homogeneous texture resulting from randomly oriented grains 
C) mineral grains in preferred orientations or patterns of association (banding) 
D) minerals precipitated directly from seawater

Which of the following statements is NOT true? Hornfels facies ________.

What is a primary difference between phyllite and schist?

Thermal (contact)metamorphism occurs ________.

Mylonites,formed from dynamic metamorphism,typically do NOT display ________.

The application of during metamorphism causes elongated crystals to align parallel with each other.When this happens,the rock develops .

Differential stress will cause crystals to align in a preferred orientation unless the crystals are ________.

Slaty cleavage,schistosity,and compositional banding are all examples of ________.

Consult the figure below.Hot water reacting with the crust is the basis for what type of metamorphism?

A buried body of shale is subjected to differential stress,causing clay minerals to realign and produce slate.This is an example of ________.

Foliated metamorphic rocks possess ________.

Cosmology and the Birth of Earth

Journey to the Center of the Earth

Drifting Continents and Spreading Seas

The Way the Earth Works: Plate Tectonics

Patterns in Nature: Minerals

Up From the Inferno: Magma and Igneous Rocks

Pages of Earths Past: Sedimentary Rocks

The Wrath of Vulcan: Volcanic Eruptions

A Violent Pulse: Earthquakes

Crags,cracks,and Crumples: Crustal Deformation and Mountain Building

Deep Time: How Old Is Old

A Biography of Earth

Squeezing Power From a Stone: Energy Resources

Riches in Rock: Mineral Resources

Unsafe Ground: Landslides and Other Mass Movements

Streams and Floods: the Geology of Running Water

Restless Realm: Oceans and Coasts

A Hidden Reserve: Groundwater

An Envelope of Gas: Earths Atmosphere and Climate

Dry Regions: the Geology of Deserts

Amazing Ice: Glaciers and Ice Ages

Global Change in the Earth System

Introducing Rocks

a Surface Veneer: Sediments and Soils

the Rock Cycle in the Earth System

the Earths Interior, revisited: Seismic Layering, gravity, and the Magnetic Field

Memories of Past Life: Fossils and Evolution

Ever-Changing Landscapes and the Hydrologic Cycle

Filters

Exam 8: Metamorphism: a Process of Change

Which of the following statements is NOT true? Hornfels facies ________.

What is a primary difference between phyllite and schist?

Thermal (contact)metamorphism occurs ________.

Mylonites,formed from dynamic metamorphism,typically do NOT display ________.

The application of ________ during metamorphism causes elongated crystals to align parallel with each other.When this happens,the rock develops ________.

Differential stress will cause crystals to align in a preferred orientation unless the crystals are ________.

Slaty cleavage,schistosity,and compositional banding are all examples of ________.

Consult the figure below.Hot water reacting with the crust is the basis for what type of metamorphism?

A buried body of shale is subjected to differential stress,causing clay minerals to realign and produce slate.This is an example of ________.

Foliated metamorphic rocks possess ________.

Cosmology and the Birth of Earth

Journey to the Center of the Earth

Drifting Continents and Spreading Seas

The Way the Earth Works: Plate Tectonics

Patterns in Nature: Minerals

Up From the Inferno: Magma and Igneous Rocks

Pages of Earths Past: Sedimentary Rocks

The Wrath of Vulcan: Volcanic Eruptions

A Violent Pulse: Earthquakes

Crags,cracks,and Crumples: Crustal Deformation and Mountain Building

Deep Time: How Old Is Old

A Biography of Earth

Squeezing Power From a Stone: Energy Resources

Riches in Rock: Mineral Resources

Unsafe Ground: Landslides and Other Mass Movements

Streams and Floods: the Geology of Running Water

Restless Realm: Oceans and Coasts

A Hidden Reserve: Groundwater

An Envelope of Gas: Earths Atmosphere and Climate

Dry Regions: the Geology of Deserts

Amazing Ice: Glaciers and Ice Ages

Global Change in the Earth System

Introducing Rocks

a Surface Veneer: Sediments and Soils

the Rock Cycle in the Earth System

the Earths Interior, revisited: Seismic Layering, gravity, and the Magnetic Field

Memories of Past Life: Fossils and Evolution

Ever-Changing Landscapes and the Hydrologic Cycle

Filters

The application of during metamorphism causes elongated crystals to align parallel with each other.When this happens,the rock develops .