Question 1

When carbonate minerals come in contact with hydrochloric acid (HCl) they often appear to boil and release ____ gas.

Accepted Answer

A)  H2O
B)  CO2
C)  O2
D)  SO2E) All of the above
F) A) and B)

Question 2

What is the dominant type of bonding in minerals?

Accepted Answer

A)  covalent bonding
B)  ionic bonding
C)  metallic bonding
D)  nuclear bondingE) None of the above
F) All of the above

Question 3

Which mineral or mineral group occurs exclusively in igneous rocks?

Accepted Answer

A)  garnet
B)  olivine
C)  feldspar
D)  calciteE) A) and D)
F) None of the above

Question 4

Which of the following minerals has two good cleavage planes oriented at right angles to each other?

Accepted Answer

A)  amphibole
B)  calcite
C)  mica
D)  pyroxeneE) A) and C)
F) C) and D)

Question 5

Sodium has an atomic number of 11.How many electrons will the sodium ion Na+ have?

Accepted Answer

A)  1
B)  10
C)  11
D)  12E) B) and C)
F) A) and D)

Question 6

Minerals that contain metallic elements that can be recovered profitably are called

Accepted Answer

A)  gems.
B)  ore minerals.
C)  hydrothermal minerals.
D)  igneous ore.E) A) and C)
F) A) and B)

Question 7

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

Accepted Answer

A)  ivory
B)  diamond
C)  ruby
D)  goldE) C) and D)
F) All of the above

Question 8

Which of the following statements about feldspar is false?

Accepted Answer

A)  Feldspar is harder than calcite.
B)  Feldspar is softer than corundum.
C)  Feldspar is the most abundant mineral in the Earth's crust.
D)  Feldspar is a sheet silicate.E) None of the above
F) B) and C)

Question 9

Which minerals are commonly found in igneous,sedimentary,and metamorphic rocks?

Accepted Answer

A)  quartz and halite
B)  feldspar and quartz
C)  pyroxene and feldspar
D)  feldspar and calciteE) B) and C)
F) C) and D)

Question 10

Which of the following minerals is a common clay mineral used for making pottery?

Accepted Answer

A)  feldspar
B)  kaolinite
C)  olivine
D)  pyroxeneE) A) and B)
F) B) and D)

Question 11

What is limestone made of?

Accepted Answer

A)  calcite
B)  feldspar
C)  olivine
D)  quartzE) B) and C)
F) A) and B)

Question 12

The most common rock-forming minerals in the crust are

Accepted Answer

A)  carbonates.
B)  oxides.
C)  silicates.
D)  sulfides.E) B) and C)
F) C) and D)

Question 13

The silica tetrahedra readily bonds with cations when available because

Accepted Answer

A)  it has a net positive charge.
B)  it is electrically neutral.
C)  it has a net negative charge.
D)  its internal bonds are very weak.E) A) and C)
F) A) and B)

Question 14

Which is the hardest of the following minerals?

Accepted Answer

A)  calcite
B)  corundum
C)  diamond
D)  quartzE) A) and B)
F) A) and C)

Question 15

Which of the following minerals does not contain carbon?

Accepted Answer

A)  calcite
B)  diamond
C)  dolomite
D)  gypsumE) A) and B)
F) A) and C)

Question 16

Which of the following substances is not considered a mineral?

Accepted Answer

A)  coal
B)  diamond
C)  gypsum
D)  rock saltE) None of the above
F) All of the above

Question 17

Rocks that form from the solidification of molten rock are called

Accepted Answer

A)  metamorphic.
B)  sedimentary.
C)  igneous.
D)  chemical.E) B) and D)
F) A) and D)

Question 18

Which mineral or mineral group occurs exclusively in sedimentary rocks?

Accepted Answer

A)  clay minerals
B)  feldspar
C)  olivine
D)  garnetE) A) and B)
F) None of the above

Question 19

Which of the following statements is true?

Accepted Answer

A)  Cations are generally larger than anions.
B)  Cations are generally smaller than anions.
C)  Cations and anions are approximately the same size.
D)  Approximately one-half of the cations are larger than anions and one-half are smaller.E) B) and D)
F) A) and B)

Question 20

If hardness is a measure of the strength of chemical bonds,then which of the following minerals has the weakest bonds?

Accepted Answer

A)  talc
B)  mica
C)  diamond
D)  graphiteE) C) and D)
F) A) and B)

Exam 3: Earth Materials: Minerals and Rocks

If hardness is a measure of the strength of chemical bonds,then which of the following minerals has the weakest bonds?

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Rocks that form from the solidification of molten rock are called

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Which of the following minerals does not contain carbon?

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Which of the following statements about feldspar is false?

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The most common rock-forming minerals in the crust are

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Which is the hardest of the following minerals?

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Which of the following statements is true?

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What is limestone made of?

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What is the dominant type of bonding in minerals?

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Which of the following minerals has two good cleavage planes oriented at right angles to each other?

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Minerals that contain metallic elements that can be recovered profitably are called

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The silica tetrahedra readily bonds with cations when available because

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Sodium has an atomic number of 11.How many electrons will the sodium ion Na+ have?

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Which mineral or mineral group occurs exclusively in sedimentary rocks?

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When carbonate minerals come in contact with hydrochloric acid (HCl) they often appear to boil and release ____ gas.

Correct AnswerverifiedShow Answer

Which mineral or mineral group occurs exclusively in igneous rocks?

Correct AnswerverifiedShow Answer

Which of the following minerals is a common clay mineral used for making pottery?

Correct AnswerverifiedShow Answer

Which of the following substances is not considered a mineral?

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Which minerals are commonly found in igneous,sedimentary,and metamorphic rocks?

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Sodium has an atomic number of 11.How many electrons will the sodium ion Na⁺ have?

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