Question 1

Which of the following is a common use of a mineral?

Accepted Answer

A)   hematite and magnetite are used for iron and steel
B)   halite is used as salt
C)   phosphorous is used in fertilizer
D)   feldspar is used in ceramics
E)   all of theseF) A) and B)
G) A) and C)

Question 2

This figure illustrates the average abundance in:

Accepted Answer

A)   Earth's crust
B)   oceanic crust only
C)   continental crust only
D)   the entire earth
E)   the universeF) A) and B)
G) C) and D)

Question 3

Cations have loaned out electrons and so have a:

Accepted Answer

A)   Positive charge
B)   Negative charge
C)   Neutral chargeD) None of the above
E) All of the above

Question 4

If a mineral fractures, how many directions of cleavage does it have?

Accepted Answer

A)   four directions of cleavage
B)   three directions of cleavage
C)   two directions of cleavage
D)   one direction of cleavage
E)   no directions of cleavageF) A) and B)
G) A) and C)

Question 5

This figure illustrates the average abundance in:

Accepted Answer

A)   Earth's crust
B)   oceanic crust only
C)   continental crust only
D)   the entire earth
E)   the universeF) All of the above
G) A) and E)

Question 6

Which of the following pairs of minerals is NOT part of the same nonsilicate mineral group?

Accepted Answer

A)   calcite and dolomite
B)   hematite and magnetite
C)   pyrite and galena
D)   plagioclase feldspar and potassium feldsparE) All of the above
F) B) and C)

Question 7

The two elements most abundant in the universe are:

Accepted Answer

A)   helium and hydrogen
B)   iron and magnesium
C)   sodium and potassium
D)   silicon and oxygen
E)   iron and nickelF) B) and C)
G) C) and E)

Question 8

A geologist who is also a mineralogist would generally study:

Accepted Answer

A)   minerals, like quartz and halite
B)   vitamins and minerals, like potassium and calcium
C)   coal mining techniques
D)   mine collapsesE) None of the above
F) All of the above

Question 9

What type of cleavage would be exhibited by a mineral that has this arrangement of silicon tetrahedron?

Accepted Answer

A)   one direction of cleavage
B)   two perpendicular directions of cleavage
C)   two nonperpendicular directions of cleavage
D)   the mineral factures instead of cleavesE) A) and B)
F) A) and C)

Question 10

There are more than 4,000 known minerals, most of which are:

Accepted Answer

A)   uncommon to rare
B)   often encountered at the surface
C)   very common
D)   found together in single hand samples of rocksE) B) and D)
F) B) and C)

Question 11

Which of the following terms refers to the compound SiO₂?

Accepted Answer

A)   silica
B)   silicon
C)   silicone
D)   silicaneE) None of the above
F) B) and C)

Question 12

Rocks are composed of:

Accepted Answer

A)   minerals
B)   elements
C)   glassD) A) and B)
E) A) and C)

Question 13

Using the Periodic Table, what can you say about the element oxygen O) ?

Accepted Answer

A)   it has 6 electron shells and 2 electrons in the outer shell
B)   it has 6 protons and 2 neutrons
C)   it has 6 neutrons and 2 protons
D)   none of theseE) A) and C)
F) B) and D)

Question 14

In which of the following types of bonding are electrons shared widely by many atoms, as shown in this figure?

Accepted Answer

A)   covalent
B)   ionic
C)   metallic
D)   intermolecularE) All of the above
F) A) and C)

Question 15

What are the two main ways that minerals are put together in rocks?

Accepted Answer

A)   igneous versus metamorphic
B)   igneous versus sedimentary
C)   metamorphic versus sedimentary
D)   crystalline versus clasticE) C) and D)
F) A) and D)

Question 16

What mineral is shown in this photograph?

Accepted Answer

A)   quartz
B)   feldspar
C)   calcite
D)   hematite
E)   magnetiteF) None of the above
G) A) and C)

Question 17

What type of cleavage is illustrated in this figure?

Accepted Answer

A)   one direction
B)   two perpendicular directions
C)   two nonperpendicular directions
D)   three perpendicular directions
E)   three nonperpendicular directionsF) C) and D)
G) All of the above

Question 18

Which of the following are true of the properties of water?

Accepted Answer

A)   Hydrogen bonds form between water molecules and are responsible for the high surface tension of water.
B)   A water molecule is polar, and opposite ends of individual water molecules are attracted to anions and cations.
C)   Water can dissolve materials by breaking apart ionic bonds as polar water molecules attract individual ions away from each other.
D)   All of theseE) None of the above
F) C) and D)

Question 19

A mineral is light colored, transparent, has a hardness of seven, and fractures rather than cleaves. What minerals is it?

Accepted Answer

A)   garnet
B)   quartz
C)   biotite
D)   muscovite
E)   feldsparF) D) and E)
G) C) and E)

Question 20

Which of the following mineral is used more for its chemical components than for its physical properties?

Accepted Answer

A)   gypsum
B)   gold
C)   feldspar
D)   clay minerals
E)   hematiteF) A) and B)
G) D) and E)

Exam 4: Earth Materials

If a mineral fractures, how many directions of cleavage does it have?

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In which of the following types of bonding are electrons shared widely by many atoms, as shown in this figure?

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A mineral is light colored, transparent, has a hardness of seven, and fractures rather than cleaves. What minerals is it?

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Rocks are composed of:

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What type of cleavage is illustrated in this figure?

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A geologist who is also a mineralogist would generally study:

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Using the Periodic Table, what can you say about the element oxygen O) ?

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Cations have loaned out electrons and so have a:

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There are more than 4,000 known minerals, most of which are:

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Which of the following is a common use of a mineral?

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Which of the following pairs of minerals is NOT part of the same nonsilicate mineral group?

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Which of the following are true of the properties of water?

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Which of the following terms refers to the compound SiO₂?

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What are the two main ways that minerals are put together in rocks?

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This figure illustrates the average abundance in:

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The two elements most abundant in the universe are:

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This figure illustrates the average abundance in:

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Which of the following mineral is used more for its chemical components than for its physical properties?

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What mineral is shown in this photograph?

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What type of cleavage would be exhibited by a mineral that has this arrangement of silicon tetrahedron?

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