Question 1

___________is typically formed by metamorphism of a mature sandstone.

Accepted Answer

A)  Marble 
B)  Amphibolite 
C)  Slate 
D)  Quartzite 
A)  Marble 
B)  Amphibolite 
C)  Slate 
D)  Quartzite D

Question 2

Which facies would you expect to find with intermediate temperature- pressure regional metamorphism?

Accepted Answer

A)  granulite 
B)  amphibolite 
C)  blueshist 
D)  hornfels 
A)  granulite 
B)  amphibolite 
C)  blueshist 
D)  hornfels B

Question 3

What major change occurs during metamorphism of limestone to marble?

Accepted Answer

A)  Limestone grains react to form quartz and feldspars. 
B)  Calcite grains grow larger and increase in size. 
C)  Calcite grains are dissolved away leaving only marble crystals. 
D)  Clays crystallize to micas, forming a highly foliated, mica- rich rock. 
A)  Limestone grains react to form quartz and feldspars. 
B)  Calcite grains grow larger and increase in size. 
C)  Calcite grains are dissolved away leaving only marble crystals. 
D)  Clays crystallize to micas, forming a highly foliated, mica- rich rock. B

Question 4

How would you correctly refer to the metamorphic grade of a rock that contains bundles of fibrous sillimanite along with pyroxene and sanidine as its highest temperature minerals such as a coarse grained granulite facies gneiss?

Accepted Answer

A) high grade > 600° C B) intermediate grade C) "S grade" D) low grade < 200° C A) high grade > 600° C B) intermediate grade C) "S grade" D) low grade < 200° C

Question 5

What effect does the application of directed pressure have on the texture of rocks.

Accepted Answer

folding, bending, cr

Question 6

Which metamorphic reaction takes up water to make hydrous minerals?

Accepted Answer

A)  high temperature decomposition of muscovite to form K- feldspar and corundum 
B)  low temperature alteration of olivine in basalt to form serpentine or talc 
C)  high temperature decomposition of biotite and amphibole to make pyroxene 
D)  contact metamorphism of clays like kaolinite to form sillimanite and corundum 
A)  high temperature decomposition of muscovite to form K- feldspar and corundum 
B)  low temperature alteration of olivine in basalt to form serpentine or talc 
C)  high temperature decomposition of biotite and amphibole to make pyroxene 
D)  contact metamorphism of clays like kaolinite to form sillimanite and corundum

Question 7

A________ forms at very high pressures but relatively low temperatures associated with subduction of oceanic crust and sediments.

Accepted Answer

A)  blueschist 
B)  sillimanite bearing marble 
C)  migmatite 
D)  mylonite 
A)  blueschist 
B)  sillimanite bearing marble 
C)  migmatite 
D)  mylonite

Question 8

The intensity and grade of________ metamorphism is most intense where_________ .

Accepted Answer

A)  cataclastic (dynamic), muds are shattered by raindrop impacts 
B)  contact, clays are recrystallized and reacted entirely to chlorite 
C)  regional, continents collide forming a mountain belt 
D)  burial (zeolite facies), the soil horizon gives way to unaltered bedrock 
A)  cataclastic (dynamic), muds are shattered by raindrop impacts 
B)  contact, clays are recrystallized and reacted entirely to chlorite 
C)  regional, continents collide forming a mountain belt 
D)  burial (zeolite facies), the soil horizon gives way to unaltered bedrock

Question 9

forms from the metamorphism of limestone or dolostone.

Accepted Answer

A)  Quartzite 
B)  Migmatite 
C)  Marble 
D)  Amphibolite 
A)  Quartzite 
B)  Migmatite 
C)  Marble 
D)  Amphibolite

Question 10

Which one of the following is not genetically associated with the terrestrial impact of an asteroid or large meteorite?

Accepted Answer

A)  impact crater 
B)  blueschists 
C)  tekites 
D)  shatter cones 
A)  impact crater 
B)  blueschists 
C)  tekites 
D)  shatter cones

Question 11

Which is a nonfoliated metamorphic rock consisting mostly of calcite?

Accepted Answer

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

Question 12

Chemically active fluids like_________ tend to transport ions and mineral components and their activity_________ with increasing temperature.

Accepted Answer

A)  HCl and hydrogen sulphide, ceases 
B)  water and carbon dioxide, increases 
C)  petroleum hydrocarbons, increases 
D)  water and carbon dioxide, decreases 
A)  HCl and hydrogen sulphide, ceases 
B)  water and carbon dioxide, increases 
C)  petroleum hydrocarbons, increases 
D)  water and carbon dioxide, decreases

Question 13

______is a nonfoliated rock formed by the contact metamorphism of fine grained rocks like shales, mudstones, or volcanics.

Accepted Answer

A)  Schist 
B)  Hornfels 
C)  Marble 
D)  Gneiss 
A)  Schist 
B)  Hornfels 
C)  Marble 
D)  Gneiss

Question 14

_________contain the oldest dated metamorphic rocks in Canada.

Accepted Answer

A)  The Acasta Gneiss, NWT 
B)  The Ungava Orogen 
C)  The Nuwuagittuq Greenstone, Quebec 
D)  The Grenville Province 
A)  The Acasta Gneiss, NWT 
B)  The Ungava Orogen 
C)  The Nuwuagittuq Greenstone, Quebec 
D)  The Grenville Province

Question 15

Which of the following best describes the conditions of contact metamorphism?

Accepted Answer

A)  Depths are so deep and temperatures are so high that the rocks begin to partially melt. 
B)  Pressures are fairly low, the rock is in the upper part of the crust, the heat for baking the neighbouring rocks is supplied quickly from the intrusion of a nearby magma body. 
C)  Pressures are very high, the rock is deeply buried, and temperatures are raised gradually by Earth's internally generated heat. 
D)  Heat is generated very quickly by shearing and mechanical movements along faults. 
A)  Depths are so deep and temperatures are so high that the rocks begin to partially melt. 
B)  Pressures are fairly low, the rock is in the upper part of the crust, the heat for baking the neighbouring rocks is supplied quickly from the intrusion of a nearby magma body. 
C)  Pressures are very high, the rock is deeply buried, and temperatures are raised gradually by Earth's internally generated heat. 
D)  Heat is generated very quickly by shearing and mechanical movements along faults.

Question 16

Tektites originate in what metamorphic environment?

Accepted Answer

A)  high temperature melting associated with meteorite impacts 
B)  low pressure and high temperature associated with volcanism 
C)  very high pressures and temperatures associated with deep subduction 
D)  high temperatures and shearing stresses in an oceanic transform fault 
A)  high temperature melting associated with meteorite impacts 
B)  low pressure and high temperature associated with volcanism 
C)  very high pressures and temperatures associated with deep subduction 
D)  high temperatures and shearing stresses in an oceanic transform fault

Question 17

Graphite is identified in a particular schist. Which one of the following conclusions is justified?

Accepted Answer

A)  The graphite lubricated shearing movements along a fault, causing a schist to form. 
B)  The rock also contains diamonds; both are crystalline forms of the element carbon. 
C)  The pre-metamorphic rock was a shale or mudstone containing organic matter. 
D)  The schist formed from a quartz-rich, sedimentary limestone. 
A)  The graphite lubricated shearing movements along a fault, causing a schist to form. 
B)  The rock also contains diamonds; both are crystalline forms of the element carbon. 
C)  The pre-metamorphic rock was a shale or mudstone containing organic matter. 
D)  The schist formed from a quartz-rich, sedimentary limestone.

Question 18

A sillimanite hornfels would_______ .

Accepted Answer

A)  usually form from the complete subduction of ocean crust deep into the mantle 
B)  lie on the outermost edge of a contact aureole where hornfels are preserved 
C)  lie entirely within the core of the contact aureole occupied by the high grade 
D)  be formed at the highest grade of regional metamorphism 
A)  usually form from the complete subduction of ocean crust deep into the mantle 
B)  lie on the outermost edge of a contact aureole where hornfels are preserved 
C)  lie entirely within the core of the contact aureole occupied by the high grade 
D)  be formed at the highest grade of regional metamorphism

Question 19

A __________ forms at very high pressures but moderately low temperatures associated with subduction of oceanic crust and sediments.

Accepted Answer

A)  blueschist 
B)  biotite marble 
C)  migmatite 
D)  mylonite 
A)  blueschist 
B)  biotite marble 
C)  migmatite 
D)  mylonite

Question 20

Which one of the following statements is false?

Accepted Answer

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

___________is typically formed by metamorphism of a mature sandstone.

Which facies would you expect to find with intermediate temperature- pressure regional metamorphism?

What major change occurs during metamorphism of limestone to marble?

How would you correctly refer to the metamorphic grade of a rock that contains bundles of fibrous sillimanite along with pyroxene and sanidine as its highest temperature minerals such as a coarse grained granulite facies gneiss?

What effect does the application of directed pressure have on the texture of rocks.

Which metamorphic reaction takes up water to make hydrous minerals?

A________ forms at very high pressures but relatively low temperatures associated with subduction of oceanic crust and sediments.

The intensity and grade of metamorphism is most intense where_ .

forms from the metamorphism of limestone or dolostone.

Which one of the following is not genetically associated with the terrestrial impact of an asteroid or large meteorite?

Which is a nonfoliated metamorphic rock consisting mostly of calcite?

Chemically active fluids like_ tend to transport ions and mineral components and their activity_ with increasing temperature.

______is a nonfoliated rock formed by the contact metamorphism of fine grained rocks like shales, mudstones, or volcanics.

_________contain the oldest dated metamorphic rocks in Canada.

Which of the following best describes the conditions of contact metamorphism?

Tektites originate in what metamorphic environment?

Graphite is identified in a particular schist. Which one of the following conclusions is justified?

A sillimanite hornfels would_______ .

A __________ forms at very high pressures but moderately low temperatures associated with subduction of oceanic crust and sediments.

Which one of the following statements is false?

An Introduction to Geology and Plate Tectonics

Minerals: the Building Blocks of Rocks

Igneous Rocks

Volcanoes and Volcanic Processes

Weathering and Soil

Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Geologic Time

Crustal Deformation

Earthquakes and Earths 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

Shorelines

Mineral and Energy Resources

Filters

Exam 18: Deserts and Winds

___________is typically formed by metamorphism of a mature sandstone.

Which facies would you expect to find with intermediate temperature- pressure regional metamorphism?

What major change occurs during metamorphism of limestone to marble?

How would you correctly refer to the metamorphic grade of a rock that contains bundles of fibrous sillimanite along with pyroxene and sanidine as its highest temperature minerals such as a coarse grained granulite facies gneiss?

What effect does the application of directed pressure have on the texture of rocks.

Which metamorphic reaction takes up water to make hydrous minerals?

A________ forms at very high pressures but relatively low temperatures associated with subduction of oceanic crust and sediments.

The intensity and grade of________ metamorphism is most intense where_________ .

forms from the metamorphism of limestone or dolostone.

Which one of the following is not genetically associated with the terrestrial impact of an asteroid or large meteorite?

Which is a nonfoliated metamorphic rock consisting mostly of calcite?

Chemically active fluids like_________ tend to transport ions and mineral components and their activity_________ with increasing temperature.

______is a nonfoliated rock formed by the contact metamorphism of fine grained rocks like shales, mudstones, or volcanics.

_________contain the oldest dated metamorphic rocks in Canada.

Which of the following best describes the conditions of contact metamorphism?

Tektites originate in what metamorphic environment?

Graphite is identified in a particular schist. Which one of the following conclusions is justified?

A sillimanite hornfels would_______ .

A __________ forms at very high pressures but moderately low temperatures associated with subduction of oceanic crust and sediments.

Which one of the following statements is false?

An Introduction to Geology and Plate Tectonics

Minerals: the Building Blocks of Rocks

Igneous Rocks

Volcanoes and Volcanic Processes

Weathering and Soil

Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Geologic Time

Crustal Deformation

Earthquakes and Earths 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

Shorelines

Mineral and Energy Resources

Filters

The intensity and grade of metamorphism is most intense where_ .

Chemically active fluids like_ tend to transport ions and mineral components and their activity_ with increasing temperature.