Question 1

Completion 
The most abundant rock-forming minerals are the nonferromagnesian silicates called the ____________________.

Accepted Answer

The answer of Completion 
The most abundant rock-forming minerals are...

Question 2

Native elements are among those that occur in concentrations known as ores.

Accepted Answer

A) True 
 B)False

Question 3

Why do some minerals have a fixed chemical composition and some have a range of compositions? Give an example of a mineral with a range of compositions.

Accepted Answer

In many minerals, the chemical compositi

Question 4

What is a rock-forming mineral?

Accepted Answer

A mineral that is sufficiently

Question 5

Name and draw providing an example for each of the following types of tetrahedra: isolated tetrahedra, single-chain tetrahedra, double-chain tetrahedra, sheet tetrahedra, and framework tetrahedra.

Accepted Answer

Olivine, pyroxene, a

Question 6

Choice An atom is:

Accepted Answer

A)  a negatively charged particle that circles a nucleus. 
B)  a positively charged particle within a nucleus. 
C)  the smallest particle into which an element can be divided while still retaining all the chemical properties of that element. 
D)  a combination of elements. 
E)  a negatively charged particle that orbits the nucleus. 
A)  a negatively charged particle that circles a nucleus. 
B)  a positively charged particle within a nucleus. 
C)  the smallest particle into which an element can be divided while still retaining all the chemical properties of that element. 
D)  a combination of elements. 
E)  a negatively charged particle that orbits the nucleus.

Question 7

The ability of a mineral to reflect light is termed luster.

Accepted Answer

A) True 
 B)False

Question 8

Give an example of a nonferromagnesian silicate.

Accepted Answer

Quartz/fel

Question 9

Which of the following is not true of minerals? They are(have):

Accepted Answer

A)  crystalline. 
B)  organic. 
C)  naturally occurring. 
D)  definite chemical composition. 
E)  characteristic physical properties. 
A)  crystalline. 
B)  organic. 
C)  naturally occurring. 
D)  definite chemical composition. 
E)  characteristic physical properties.

Question 10

For a neutrally charged atom to become a positively charged atom of the same element, it must:

Accepted Answer

A)  lose a proton. 
B)  lose an electron. 
C)  gain a proton. 
D)  gain an electron. 
E)  none of the above 
A)  lose a proton. 
B)  lose an electron. 
C)  gain a proton. 
D)  gain an electron. 
E)  none of the above

Completion The most abundant rock-forming minerals are the nonferromagnesian silicates called the ____________________.

Native elements are among those that occur in concentrations known as ores.

Why do some minerals have a fixed chemical composition and some have a range of compositions? Give an example of a mineral with a range of compositions.

What is a rock-forming mineral?

Name and draw providing an example for each of the following types of tetrahedra: isolated tetrahedra, single-chain tetrahedra, double-chain tetrahedra, sheet tetrahedra, and framework tetrahedra.

Choice An atom is:

The ability of a mineral to reflect light is termed luster.

Give an example of a nonferromagnesian silicate.

Which of the following is not true of minerals? They are(have):

For a neutrally charged atom to become a positively charged atom of the same element, it must:

Understanding Earth: a Dynamic and Evolving Planet

Plate Tectonics: a Unifying Theory

Igneous Rocks and Intrusive Igneous Activity

Volcanoes and Volcanism

Weathering, Soil, and Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Earthquakes and Earths Interior

Deformation, Mountain Building, and the Continents

Mass Wasting

Running Water

Groundwater

Glaciers and Glaciation

The Work of Wind and Deserts

Shorelines and Shoreline Processes

Geologic Time: Concepts and Principles

Earth History

Life History

Filters

Exam 3: Minerals: the Building Blocks of Rocks

Completion The most abundant rock-forming minerals are the nonferromagnesian silicates called the ____________________.

Native elements are among those that occur in concentrations known as ores.

Why do some minerals have a fixed chemical composition and some have a range of compositions? Give an example of a mineral with a range of compositions.

What is a rock-forming mineral?

Name and draw providing an example for each of the following types of tetrahedra: isolated tetrahedra, single-chain tetrahedra, double-chain tetrahedra, sheet tetrahedra, and framework tetrahedra.

Choice An atom is:

The ability of a mineral to reflect light is termed luster.

Give an example of a nonferromagnesian silicate.

Which of the following is not true of minerals? They are(have):

For a neutrally charged atom to become a positively charged atom of the same element, it must:

Understanding Earth: a Dynamic and Evolving Planet

Plate Tectonics: a Unifying Theory

Igneous Rocks and Intrusive Igneous Activity

Volcanoes and Volcanism

Weathering, Soil, and Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Earthquakes and Earths Interior

Deformation, Mountain Building, and the Continents

Mass Wasting

Running Water

Groundwater

Glaciers and Glaciation

The Work of Wind and Deserts

Shorelines and Shoreline Processes

Geologic Time: Concepts and Principles

Earth History

Life History

Filters