Question 1

_________ is the most common mineral or mineral group in the Earth as a whole.

Accepted Answer

A) Pyroxene 
B) Garnet 
C) Perovskite 
D) Feldspar 
A) Pyroxene 
B) Garnet 
C) Perovskite 
D) Feldspar C

Question 2

Iron and magnesium ions are similar in size and both have a +2 positive charge.Therefore,we would expect iron and magnesium to

Accepted Answer

A) bond easily. 
B) share electrons. 
C) form polymorphs. 
D) substitute for each other in minerals. 
A) bond easily. 
B) share electrons. 
C) form polymorphs. 
D) substitute for each other in minerals. D

Question 3

Which mineral is commonly referred to as "fool's gold"?

Accepted Answer

A) galena 
B) garnet 
C) pyrite 
D) hematite 
A) galena 
B) garnet 
C) pyrite 
D) hematite C

Question 4

The shape in which individual minerals or an aggregate of minerals grow is called

Accepted Answer

A) habit. 
B) crystal form. 
C) crystal structure. 
D) cleavage. 
A) habit. 
B) crystal form. 
C) crystal structure. 
D) cleavage.

Question 5

Sulfide minerals react with groundwater to produce

Accepted Answer

A) sulfuric acid. 
B) sulfate ions (SO42-). 
C) iron ions (Fe3+). 
D) sulfuric acid,sulfate ions (SO42-),and iron ions (Fe3+). 
A) sulfuric acid. 
B) sulfate ions (SO42-). 
C) iron ions (Fe3+). 
D) sulfuric acid,sulfate ions (SO42-),and iron ions (Fe3+).

Question 6

Which of the following metals is commonly mined as an oxide?

Accepted Answer

A) iron 
B) nickel 
C) copper 
D) zinc 
A) iron 
B) nickel 
C) copper 
D) zinc

Question 7

What type of minerals are calcite and dolomite?

Accepted Answer

A) carbonates 
B) oxides 
C) silicates 
D) sulfates 
A) carbonates 
B) oxides 
C) silicates 
D) sulfates

Question 8

Which of the following atomic configurations is an anion?

Accepted Answer

A) 25 protons,25 neutrons,25 electrons 
B) 24 protons,26 neutrons,30 electrons 
C) 20 protons,20 neutrons,18 electrons 
D) 24 protons,27 neutrons,24 electrons 
A) 25 protons,25 neutrons,25 electrons 
B) 24 protons,26 neutrons,30 electrons 
C) 20 protons,20 neutrons,18 electrons 
D) 24 protons,27 neutrons,24 electrons

Question 9

How the surface of a mineral reflects light is referred to as

Accepted Answer

A) sheen. 
B) luster. 
C) gloss. 
D) luminosity. 
A) sheen. 
B) luster. 
C) gloss. 
D) luminosity.

Question 10

How many cleavage planes do sheet silicates tend to have?

Accepted Answer

A) one 
B) two 
C) three 
D) four 
A) one 
B) two 
C) three 
D) four

Question 11

What type of mineral is gypsum,the primary component of plaster?

Accepted Answer

A) carbonate 
B) oxide 
C) silicate 
D) sulfate 
A) carbonate 
B) oxide 
C) silicate 
D) sulfate

Question 12

A common metal sulfide mineral is

Accepted Answer

A) galena. 
B) pyrite. 
C) cinnabar. 
D) They are all metal sulfide minerals. 
A) galena. 
B) pyrite. 
C) cinnabar. 
D) They are all metal sulfide minerals.

Question 13

What is the most common type of bonding in minerals?

Accepted Answer

A) covalent bonding 
B) ionic bonding 
C) metallic bonding 
D) nuclear bonding 
A) covalent bonding 
B) ionic bonding 
C) metallic bonding 
D) nuclear bonding

Question 14

Which group of minerals release carbon dioxide gas when they come in contact with hydrochloric acid (HCl)?

Accepted Answer

A) silicates 
B) sulfates 
C) metals 
D) carbonates 
A) silicates 
B) sulfates 
C) metals 
D) carbonates

Question 15

Which of the following is not a mineral in the strictest geologic sense?

Accepted Answer

A) quartz 
B) olivine 
C) gall stone 
D) hail stone 
A) quartz 
B) olivine 
C) gall stone 
D) hail stone

Question 16

The atomic mass of an element increases as the number of

Accepted Answer

A) protons and electrons increase. 
B) neutrons and electrons decrease. 
C) electrons and protons increase. 
D) protons and neutrons increase. 
A) protons and electrons increase. 
B) neutrons and electrons decrease. 
C) electrons and protons increase. 
D) protons and neutrons increase.

Question 17

As we go deeper in Earth and the pressure grows we encounter minerals with

Accepted Answer

A) lower density. 
B) higher silica content. 
C) more compact crystal structures. 
D) more open crystal structures. 
A) lower density. 
B) higher silica content. 
C) more compact crystal structures. 
D) more open crystal structures.

Question 18

The atomic mass of the element carbon is 12.011.This because

Accepted Answer

A) all carbon atoms contain six protons and six neutrons. 
B) carbon atoms contain 12 protons and one neutron. 
C) most carbon atoms contain six protons and six neutrons. 
D) most carbon atoms contain six protons and seven neutrons. 
A) all carbon atoms contain six protons and six neutrons. 
B) carbon atoms contain 12 protons and one neutron. 
C) most carbon atoms contain six protons and six neutrons. 
D) most carbon atoms contain six protons and seven neutrons.

Question 19

In order to make a sodium (Na)chlorine (Cl)bond in NaCl,

Accepted Answer

A) one electron is transferred from the chlorine atom to the sodium atom. 
B) one electron is transferred from the sodium atom to the chlorine atom. 
C) two electrons are transferred from the chlorine atom to the sodium atom. 
D) two electrons are transferred from the sodium atom to the chlorine atom. 
A) one electron is transferred from the chlorine atom to the sodium atom. 
B) one electron is transferred from the sodium atom to the chlorine atom. 
C) two electrons are transferred from the chlorine atom to the sodium atom. 
D) two electrons are transferred from the sodium atom to the chlorine atom.

Question 20

Which mineral or mineral group occurs exclusively in metamorphic rocks?

Accepted Answer

A) clay minerals 
B) feldspar 
C) olivine 
D) kyanite 
A) clay minerals 
B) feldspar 
C) olivine 
D) kyanite

Exam 3: Earth Materials: Minerals and Rocks

_________ is the most common mineral or mineral group in the Earth as a whole.

Iron and magnesium ions are similar in size and both have a +2 positive charge.Therefore,we would expect iron and magnesium to

Which mineral is commonly referred to as "fool's gold"?

The shape in which individual minerals or an aggregate of minerals grow is called

Sulfide minerals react with groundwater to produce

Which of the following metals is commonly mined as an oxide?

What type of minerals are calcite and dolomite?

Which of the following atomic configurations is an anion?

How the surface of a mineral reflects light is referred to as

How many cleavage planes do sheet silicates tend to have?

What type of mineral is gypsum,the primary component of plaster?

A common metal sulfide mineral is

What is the most common type of bonding in minerals?

Which group of minerals release carbon dioxide gas when they come in contact with hydrochloric acid (HCl)?

Which of the following is not a mineral in the strictest geologic sense?

The atomic mass of an element increases as the number of

As we go deeper in Earth and the pressure grows we encounter minerals with

The atomic mass of the element carbon is 12.011.This because

In order to make a sodium (Na)chlorine (Cl)bond in NaCl,

Which mineral or mineral group occurs exclusively in metamorphic rocks?

The Earth System

Plate Tectonics: The Unifying Theory

Igneous Rocks: Solids From Melts

Sedimentation: Rocks Formed by Surface Processes

Metamorphism: Alteration of Rocks by Temperature and Pressure

Deformation: Modification of Rocks by Folding and Fracturing

Clocks in Rocks: Timing the Geologic Period

Early History of the Terrestrial Planets

History of the Continents

Geobiology: Life Interacts With Earth

Volcanoes

Earthquakes

Exploring Earths Interior

The Climate System

Weathering,erosion,and Mass Wasting: Interactions Between the Climate and Plate Tectonic Systems

The Hydrologic Cycle and Groundwater

Stream Transport: From Mountains to Oceans

Winds and Deserts

Coastlines and Ocean Basins

Glaciers: the Work of Ice

Landscapes: Tectonic and Climate Interaction

The Human Impact of Earths Environment

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