Question 1

Regional metamorphism ____________.

Accepted Answer

A)  takes place at cool temperatures and low pressure 
B)  takes place at cool temperatures but high pressure 
C)  is another name for thermal metamorphism 
D)  is another name for dynamothermal metamorphism 
A)  takes place at cool temperatures and low pressure 
B)  takes place at cool temperatures but high pressure 
C)  is another name for thermal metamorphism 
D)  is another name for dynamothermal metamorphism

Question 2

Meteorite impacts have been known to induce metamorphism of sediments and rocks.

Accepted Answer

A) True 
 B)False

Question 3

The development of a preferred orientation of large,flaky mica crystals within metamorphic rock is termed ____________.

Accepted Answer

A)  slaty cleavage 
B)  phyllitic luster 
C)  schistosity 
D)  compositional banding 
A)  slaty cleavage 
B)  phyllitic luster 
C)  schistosity 
D)  compositional banding

Question 4

Phyllite would most likely be found ____________.

Accepted Answer

A)  in an aureole around a cooled igneous intrusion 
B)  at the eroding base of an ancient collisional mountain range 
C)  at depth within the mid-ocean ridge system 
D)  within a meteorite impact crater 
A)  in an aureole around a cooled igneous intrusion 
B)  at the eroding base of an ancient collisional mountain range 
C)  at depth within the mid-ocean ridge system 
D)  within a meteorite impact crater

Question 5

____________ commonly serves as a protolith in the formation of slate.

Accepted Answer

A)  Limestone 
B)  Sandstone 
C)  Shale 
D)  Gneiss 
A)  Limestone 
B)  Sandstone 
C)  Shale 
D)  Gneiss

Question 6

____________ commonly serves as a protolith in the formation of quartzite.

Accepted Answer

A)  Limestone 
B)  Sandstone 
C)  Shale 
D)  Slate 
A)  Limestone 
B)  Sandstone 
C)  Shale 
D)  Slate

Question 7

A buried body of aragonitic limestone is recrystallized at low temperatures and pressures,producing calcite; this is an example of ____________.

Accepted Answer

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

Question 8

Which list properly orders metamorphic rocks from lowest to highest grade?

Accepted Answer

A)  conglomerate, sandstone, siltstone, shale 
B)  shale, slate, phyllite, quartzite 
C)  slate, phyllite, schist, gneiss 
D)  gneiss, phyllite, schist, slate 
A)  conglomerate, sandstone, siltstone, shale 
B)  shale, slate, phyllite, quartzite 
C)  slate, phyllite, schist, gneiss 
D)  gneiss, phyllite, schist, slate

Question 9

The region of thermally metamorphosed rock surrounding a cooled pluton is called a(n)____________.

Accepted Answer

A)  shear zone 
B)  aureole 
C)  oriole 
D)  oleo 
A)  shear zone 
B)  aureole 
C)  oriole 
D)  oleo

Question 10

____________ commonly serves as a protolith in the formation of phyllite.

Accepted Answer

A)  Limestone 
B)  Sandstone 
C)  Shale 
D)  Slate 
A)  Limestone 
B)  Sandstone 
C)  Shale 
D)  Slate

Question 11

The preexisting rock which is subsequently altered to form a metamorphic rock is termed a ____________.

Accepted Answer

A)  parent rock 
B)  source rock 
C)  protolith 
D)  premetarock 
A)  parent rock 
B)  source rock 
C)  protolith 
D)  premetarock

Question 12

Dynamothermal metamorphism occurs when ____________.

Accepted Answer

A)  rock becomes buried deeply during continental collision and mountain building 
B)  regression of the sea leads to erosion of sedimentary cover atop a body of rock 
C)  the upper surface of a body of rock develops a thick soil profile 
D)  a pluton causes metamorphism in a small surrounding region 
A)  rock becomes buried deeply during continental collision and mountain building 
B)  regression of the sea leads to erosion of sedimentary cover atop a body of rock 
C)  the upper surface of a body of rock develops a thick soil profile 
D)  a pluton causes metamorphism in a small surrounding region

Question 13

Rocks resulting from thermal (contact)metamorphism will not possess ____________.

Accepted Answer

A)  a new mineral assemblage distinct from that found prior to intrusion 
B)  larger crystals than those characterizing the country rock prior to intrusion 
C)  foliation 
D)  silicate minerals 
A)  a new mineral assemblage distinct from that found prior to intrusion 
B)  larger crystals than those characterizing the country rock prior to intrusion 
C)  foliation 
D)  silicate minerals

Question 14

The mineral assemblage within metamorphic rock is ____________.

Accepted Answer

A)  always identical to that found within the protolith 
B)  dependent only on the mineral assemblage of the protolith 
C)  dependent only on the temperature and pressure of formation 
D)  dependent on both the mineral content of the protolith and the temperature and pressure of formation 
A)  always identical to that found within the protolith 
B)  dependent only on the mineral assemblage of the protolith 
C)  dependent only on the temperature and pressure of formation 
D)  dependent on both the mineral content of the protolith and the temperature and pressure of formation

Question 15

A buried body of shale is subjected to differential stress at temperatures greater than 200ºC,causing clay minerals to grow in preferred orientation and producing 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 16

A body of gneiss is subjected to heat and forms a melt.Later the melt cools and crystallizes to form a(n)____________.

Accepted Answer

A)  metamorphic rock 
B)  igneous rock 
C)  sedimentary rock 
A)  metamorphic rock 
B)  igneous rock 
C)  sedimentary rock

Question 17

Metamorphism,in broadest terms,involves ____________.

Accepted Answer

A)  the settling of crystals within a melt as it cools 
B)  the sorting of grains by size, as is accomplished by rivers and beach waves 
C)  cementation of loose grains and precipitation of new minerals into pore spaces 
D)  changes in mineralogy and texture in response to heat and stress 
A)  the settling of crystals within a melt as it cools 
B)  the sorting of grains by size, as is accomplished by rivers and beach waves 
C)  cementation of loose grains and precipitation of new minerals into pore spaces 
D)  changes in mineralogy and texture in response to heat and stress

Question 18

All metamorphic rocks are formed within a fairly narrow range of temperatures,approximately 400 to 600°C.

Accepted Answer

A) True 
 B)False

Question 19

Metamorphism may be induced by ____________.

Accepted Answer

A)  contact with a hot pluton 
B)  contact with hot groundwater 
C)  heat and pressure associated with deep burial 
D)  all of the above 
A)  contact with a hot pluton 
B)  contact with hot groundwater 
C)  heat and pressure associated with deep burial 
D)  all of the above

Question 20

Which of the following processes cannot occur in the formation of metamorphic rock?

Accepted Answer

A)  realignment of minerals so that they develop a preferred orientation 
B)  segregation of minerals into layers of different compositions 
C)  solid-state rearrangement of atoms or ions to create a new assemblage of minerals 
D)  complete remelting of the rock, followed by solidification to form a new rock 
A)  realignment of minerals so that they develop a preferred orientation 
B)  segregation of minerals into layers of different compositions 
C)  solid-state rearrangement of atoms or ions to create a new assemblage of minerals 
D)  complete remelting of the rock, followed by solidification to form a new rock

Regional metamorphism ____________.

Meteorite impacts have been known to induce metamorphism of sediments and rocks.

The development of a preferred orientation of large,flaky mica crystals within metamorphic rock is termed ____________.

Phyllite would most likely be found ____________.

____________ commonly serves as a protolith in the formation of slate.

____________ commonly serves as a protolith in the formation of quartzite.

A buried body of aragonitic limestone is recrystallized at low temperatures and pressures,producing calcite; this is an example of ____________.

Which list properly orders metamorphic rocks from lowest to highest grade?

The region of thermally metamorphosed rock surrounding a cooled pluton is called a(n)____________.

____________ commonly serves as a protolith in the formation of phyllite.

The preexisting rock which is subsequently altered to form a metamorphic rock is termed a ____________.

Dynamothermal metamorphism occurs when ____________.

Rocks resulting from thermal (contact)metamorphism will not possess ____________.

The mineral assemblage within metamorphic rock is ____________.

A buried body of shale is subjected to differential stress at temperatures greater than 200ºC,causing clay minerals to grow in preferred orientation and producing slate.This is an example of ____________.

A body of gneiss is subjected to heat and forms a melt.Later the melt cools and crystallizes to form a(n)____________.

Metamorphism,in broadest terms,involves ____________.

All metamorphic rocks are formed within a fairly narrow range of temperatures,approximately 400 to 600°C.

Metamorphism may be induced by ____________.

Which of the following processes cannot occur in the formation of metamorphic rock?

The Earth in Context

The Way the Earth Works: Plate Tectonics

Patterns in Nature: Minerals

Up From the Inferno: Magma and Igneous Rocks

The Wrath of Vulcan: Volcanic Eruptions

Pages of Earths Past: Sedimentary Rocks

A Violent Pulse: Earthquakes

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

Deep Time: How Old Is Old

A Biography of Earth

Riches in Rock: Energy and Mineral Resources

Unsafe Ground: Landslides and Other Mass Movements

Running Water: the Geology of Streams and Floods

Restless Realm: Oceans and Coasts

A Hidden Reserve: Groundwater

Dry Regions: the Geology of Deserts

Amazing Ice: Glaciers and Ice Ages

Global Change in the Earth System

Filters

Exam 7: Metamorphism: a Process of Change

Regional metamorphism ____________.

Meteorite impacts have been known to induce metamorphism of sediments and rocks.

The development of a preferred orientation of large,flaky mica crystals within metamorphic rock is termed ____________.

Phyllite would most likely be found ____________.

____________ commonly serves as a protolith in the formation of slate.

____________ commonly serves as a protolith in the formation of quartzite.

A buried body of aragonitic limestone is recrystallized at low temperatures and pressures,producing calcite; this is an example of ____________.

Which list properly orders metamorphic rocks from lowest to highest grade?

The region of thermally metamorphosed rock surrounding a cooled pluton is called a(n)____________.

____________ commonly serves as a protolith in the formation of phyllite.

The preexisting rock which is subsequently altered to form a metamorphic rock is termed a ____________.

Dynamothermal metamorphism occurs when ____________.

Rocks resulting from thermal (contact)metamorphism will not possess ____________.

The mineral assemblage within metamorphic rock is ____________.

A buried body of shale is subjected to differential stress at temperatures greater than 200ºC,causing clay minerals to grow in preferred orientation and producing slate.This is an example of ____________.

A body of gneiss is subjected to heat and forms a melt.Later the melt cools and crystallizes to form a(n)____________.

Metamorphism,in broadest terms,involves ____________.

All metamorphic rocks are formed within a fairly narrow range of temperatures,approximately 400 to 600°C.

Metamorphism may be induced by ____________.

Which of the following processes cannot occur in the formation of metamorphic rock?

The Earth in Context

The Way the Earth Works: Plate Tectonics

Patterns in Nature: Minerals

Up From the Inferno: Magma and Igneous Rocks

The Wrath of Vulcan: Volcanic Eruptions

Pages of Earths Past: Sedimentary Rocks

A Violent Pulse: Earthquakes

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

Deep Time: How Old Is Old

A Biography of Earth

Riches in Rock: Energy and Mineral Resources

Unsafe Ground: Landslides and Other Mass Movements

Running Water: the Geology of Streams and Floods

Restless Realm: Oceans and Coasts

A Hidden Reserve: Groundwater

Dry Regions: the Geology of Deserts

Amazing Ice: Glaciers and Ice Ages

Global Change in the Earth System

Filters