Question 1

Colour is one of the most diagnostic properties of minerals.

Accepted Answer

A) True 
 B)False

Question 2

Parallel, straight, linear imperfections visible on the cleavage surfaces of plagioclase feldspar are called what?

Accepted Answer

The answer of Parallel, straight, linear imperfections visible on the...

Question 3

Micas like muscovite and biotite have flexible cleavage flakes that will bend, and when the strain is taken off they relax back to their original position and shape.

Accepted Answer

A) True 
 B)False

Question 4

The micas, biotite and muscovite, both exhibit one direction of cleavage.

Accepted Answer

A) True 
 B)False

Question 5

While there are 90 naturally occurring elements, these combine in various proportions and structures to make nearly ________ minerals.

Accepted Answer

A) 470 
B) 4,700 
C) 47,000 
D) 470,000 
A) 470 
B) 4,700 
C) 47,000 
D) 470,000

Question 6

Emeralds are gem quality single crystals of the more ordinary mineral ________.

Accepted Answer

A) augite 
B) beryl 
C) epidote 
D) olivine 
A) augite 
B) beryl 
C) epidote 
D) olivine

Question 7

Garnet, a common hard metamorphic mineral used for abrasives, has an internal crystal structure most similar to which other silicate mineral?

Accepted Answer

A) augite 
B) biotite 
C) olivine 
D) plagioclase feldspar 
A) augite 
B) biotite 
C) olivine 
D) plagioclase feldspar

Question 8

Which of the following minerals are silicates?

Accepted Answer

A) hematite, magnetite, and corundum 
B) muscovite, hornblende, and plagioclase 
C) calcite, aragonite, and dolomite 
D) anhydrite, gypsum, and barite 
A) hematite, magnetite, and corundum 
B) muscovite, hornblende, and plagioclase 
C) calcite, aragonite, and dolomite 
D) anhydrite, gypsum, and barite

Question 9

The eight most abundant elements in the Earth's crust by weight are: ________.

Accepted Answer

A) Ba, Ca, Cl, Cu, F, H, Li, U 
B) C, K, N, P, S, Sc, Ti,V 
C) O, Si, Al, Fe, Ca, Na, K, Mg 
D) Pb, Mo, Ag, Pt, Au, Ni, Cr, Zr 
A) Ba, Ca, Cl, Cu, F, H, Li, U 
B) C, K, N, P, S, Sc, Ti,V 
C) O, Si, Al, Fe, Ca, Na, K, Mg 
D) Pb, Mo, Ag, Pt, Au, Ni, Cr, Zr

Question 10

An atom's atomic weight is 13 and its atomic number is 6.How many neutrons are in its nucleus?

Accepted Answer

A) 19 
B) 7 
C) 13 
D) 6 
A) 19 
B) 7 
C) 13 
D) 6

Question 11

Optically transparent calcite exhibits the special property of "double refraction."

Accepted Answer

A) True 
 B)False

Question 12

What, basic, atomic particles occupy space in an atom outside of the nucleus?

Accepted Answer

A) morons 
B) electrons 
C) protons 
D) neutrons 
A) morons 
B) electrons 
C) protons 
D) neutrons

Question 13

Which is the most common mineral class?

Accepted Answer

The answer of Which is the most common mineral class?...

Question 14

Coal is a rock formed mostly from fine grained carbon minerals.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following best defines a mineral and a rock?

Accepted Answer

A) A rock has an orderly, repetitive, geometric, internal arrangement of minerals; a mineral is a lithified or consolidated aggregate of rocks. 
B) A mineral consists of its constituent atoms arranged in a geometrically repetitive structure; in a rock, the atoms are randomly bonded without any geometric pattern. 
C) In a mineral the constituent atoms are bonded in a regular, repetitive, internal structure; a rock is a lithified or consolidated aggregate of minerals. 
D) A rock consists of atoms bonded in a regular, geometrically predictable arrangement; a mineral is a consolidated aggregate of different rock particles. 
A) A rock has an orderly, repetitive, geometric, internal arrangement of minerals; a mineral is a lithified or consolidated aggregate of rocks. 
B) A mineral consists of its constituent atoms arranged in a geometrically repetitive structure; in a rock, the atoms are randomly bonded without any geometric pattern. 
C) In a mineral the constituent atoms are bonded in a regular, repetitive, internal structure; a rock is a lithified or consolidated aggregate of minerals. 
D) A rock consists of atoms bonded in a regular, geometrically predictable arrangement; a mineral is a consolidated aggregate of different rock particles.

Question 16

Given the similar chemical compositions of the real mineral jadarite and the fictional mineral kryptonite, what is different about real kryptonite?

Accepted Answer

Real kryptonite is a

Question 17

What is the name of dark-coloured mica?

Accepted Answer

A) calcite 
B) biotite 
C) quartz 
D) olivine 
A) calcite 
B) biotite 
C) quartz 
D) olivine

Question 18

Trace impurities of chromium make corundum into ruby, while traces of titanium and iron make it into sapphire.

Accepted Answer

A) True 
 B)False

Question 19

Overall, the physical properties of minerals provide a reliable means to identify common minerals.However, certain properties can exhibit a range of characteristics or values making them less useful for identification purposes.Choose three physical properties that might vary considerably between samples of the same mineral and explain why such variability would exist.

Accepted Answer

Colour.Some minerals like quartz exhibit

Question 20

Which common rock forming minerals exhibit cleavage planes at nearly 60°/120°?

Accepted Answer

A) amphiboles like hornblende 
B) feldspars like plagioclase and orthoclase 
C) pyroxenes like augite 
D) micas like muscovite and biotite 
A) amphiboles like hornblende 
B) feldspars like plagioclase and orthoclase 
C) pyroxenes like augite 
D) micas like muscovite and biotite

Colour is one of the most diagnostic properties of minerals.

Parallel, straight, linear imperfections visible on the cleavage surfaces of plagioclase feldspar are called what?

Micas like muscovite and biotite have flexible cleavage flakes that will bend, and when the strain is taken off they relax back to their original position and shape.

The micas, biotite and muscovite, both exhibit one direction of cleavage.

While there are 90 naturally occurring elements, these combine in various proportions and structures to make nearly ________ minerals.

Emeralds are gem quality single crystals of the more ordinary mineral ________.

Garnet, a common hard metamorphic mineral used for abrasives, has an internal crystal structure most similar to which other silicate mineral?

Which of the following minerals are silicates?

The eight most abundant elements in the Earth's crust by weight are: ________.

An atom's atomic weight is 13 and its atomic number is 6.How many neutrons are in its nucleus?

Optically transparent calcite exhibits the special property of "double refraction."

What, basic, atomic particles occupy space in an atom outside of the nucleus?

Which is the most common mineral class?

Coal is a rock formed mostly from fine grained carbon minerals.

Which of the following best defines a mineral and a rock?

Given the similar chemical compositions of the real mineral jadarite and the fictional mineral kryptonite, what is different about real kryptonite?

What is the name of dark-coloured mica?

Trace impurities of chromium make corundum into ruby, while traces of titanium and iron make it into sapphire.

Which common rock forming minerals exhibit cleavage planes at nearly 60°/120°?

An Introduction to Geology and Plate Tectonics

Igneous Rocks

Volcanoes and Volcanic Processes

Weathering and Soil

Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Geologic Time

Crustal Deformation

Earthquakes and Earth's 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

Deserts and Winds

Shorelines

Mineral and Energy Resources

Filters

Exam 2: Minerals: The Building Blocks of Rocks

Colour is one of the most diagnostic properties of minerals.

Parallel, straight, linear imperfections visible on the cleavage surfaces of plagioclase feldspar are called what?

Micas like muscovite and biotite have flexible cleavage flakes that will bend, and when the strain is taken off they relax back to their original position and shape.

The micas, biotite and muscovite, both exhibit one direction of cleavage.

While there are 90 naturally occurring elements, these combine in various proportions and structures to make nearly ________ minerals.

Emeralds are gem quality single crystals of the more ordinary mineral ________.

Garnet, a common hard metamorphic mineral used for abrasives, has an internal crystal structure most similar to which other silicate mineral?

Which of the following minerals are silicates?

The eight most abundant elements in the Earth's crust by weight are: ________.

An atom's atomic weight is 13 and its atomic number is 6.How many neutrons are in its nucleus?

Optically transparent calcite exhibits the special property of "double refraction."

What, basic, atomic particles occupy space in an atom outside of the nucleus?

Which is the most common mineral class?

Coal is a rock formed mostly from fine grained carbon minerals.

Which of the following best defines a mineral and a rock?

Given the similar chemical compositions of the real mineral jadarite and the fictional mineral kryptonite, what is different about real kryptonite?

What is the name of dark-coloured mica?

Trace impurities of chromium make corundum into ruby, while traces of titanium and iron make it into sapphire.

Which common rock forming minerals exhibit cleavage planes at nearly 60°/120°?

An Introduction to Geology and Plate Tectonics

Igneous Rocks

Volcanoes and Volcanic Processes

Weathering and Soil

Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Geologic Time

Crustal Deformation

Earthquakes and Earth's 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

Deserts and Winds

Shorelines

Mineral and Energy Resources

Filters