Question 1

Which mineral is used to make drilling muds denser to prevent blowouts?

Accepted Answer

A)  halite 
B)  barite 
C)  galena 
D)  pyrite 
A)  halite 
B)  barite 
C)  galena 
D)  pyrite

Question 2

Which of the following has the highest specific gravity?

Accepted Answer

A)  quartz 
B)  water 
C)  gold 
D)  wood 
A)  quartz 
B)  water 
C)  gold 
D)  wood

Question 3

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 exhibi

Question 4

Which of the following minerals are silicates?

Accepted Answer

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

Question 5

Small, parallel grooves (twinning striations) are visible on cleavage surfaces and characteristic of which mineral?

Accepted Answer

A)  plagioclase feldspar 
B)  quartz 
C)  olivine 
D)  hornblende 
A)  plagioclase feldspar 
B)  quartz 
C)  olivine 
D)  hornblende

Question 6

Which one of the following describes a mineral's response to mechanical impact?

Accepted Answer

A)  streak 
B)  cleavage 
C)  crystal form 
D)  lustre 
A)  streak 
B)  cleavage 
C)  crystal form 
D)  lustre

Question 7

In________ compounds one atom gives up electrons to another that receives them.

Accepted Answer

A)  metallic 
B)  covalent 
C)  polymorphic 
D)  ionic 
A)  metallic 
B)  covalent 
C)  polymorphic 
D)  ionic

Question 8

Why doesn't quartz have any cleavages, only fractures?

Accepted Answer

A)  It is made of pure silicon which is very strong. 
B)  All oxygens are shared between strongly bonded silicons in a 3- D framework. 
C)  It has strong helical chains in three perpendicular directions. 
D)  All of the metallic cations form strong webs between the silicate chains. 
A)  It is made of pure silicon which is very strong. 
B)  All oxygens are shared between strongly bonded silicons in a 3- D framework. 
C)  It has strong helical chains in three perpendicular directions. 
D)  All of the metallic cations form strong webs between the silicate chains.

Question 9

Which common group of rock forming minerals has simultaneous double substitution of Na+ for Ca+2 and Si+4 for Al+3 in its structure and chemical formula?

Accepted Answer

A)  pyroxenes 
B)  micas 
C)  plagioclase feldspars 
D)  carbonates 
A)  pyroxenes 
B)  micas 
C)  plagioclase feldspars 
D)  carbonates

Question 10

Which element is the first and lightest element in the periodic chart?

Accepted Answer

A)  hydrogen 
B)  oxygen 
C)  helium 
D)  sodium 
A)  hydrogen 
B)  oxygen 
C)  helium 
D)  sodium

Question 11

Which of the following is an accurate description of ionic bonding?

Accepted Answer

A)  Atoms of different elements, having gained or lost electrons, are held together by their opposite charges. 
B)  Nuclei of bonding atoms exchange electrons; the resulting ions are bonded together by the attractive forces between the two electrons. 
C)  Atoms of two different elements share electrons and protons; the resulting compound is bonded together by the strong, binding energy of shared protons. 
D)  Nuclei of two different atoms share electrons and the resulting compound is tightly bonded by the very strong, induced, ionic nuclear bonds. 
A)  Atoms of different elements, having gained or lost electrons, are held together by their opposite charges. 
B)  Nuclei of bonding atoms exchange electrons; the resulting ions are bonded together by the attractive forces between the two electrons. 
C)  Atoms of two different elements share electrons and protons; the resulting compound is bonded together by the strong, binding energy of shared protons. 
D)  Nuclei of two different atoms share electrons and the resulting compound is tightly bonded by the very strong, induced, ionic nuclear bonds.

Question 12

What mineral is the hardest known substance in nature?

Accepted Answer

A)  muscovite 
B)  native gold 
C)  diamond 
D)  silicate 
A)  muscovite 
B)  native gold 
C)  diamond 
D)  silicate

Question 13

Which common silicate mineral was used as window glass in the Middle Ages?

Accepted Answer

A)  muscovite 
B)  quartz 
C)  halite 
D)  calcite 
A)  muscovite 
B)  quartz 
C)  halite 
D)  calcite

Question 14

Which is not a requirement? To be a mineral it must be or have_________ .

Accepted Answer

A)  naturally occurring 
B)  orderly regular atomic or ionic structure 
C)  definite chemical composition 
D)  well formed external crystal shapes 
A)  naturally occurring 
B)  orderly regular atomic or ionic structure 
C)  definite chemical composition 
D)  well formed external crystal shapes

Question 15

Generally ions end up with the stable, noble- gas, configuration having__________ electrons in their outermost shell.

Accepted Answer

A)  no 
B)  two 
C)  twelve 
D)  eight 
A)  no 
B)  two 
C)  twelve 
D)  eight

Question 16

All silicate minerals contain which two elements?

Accepted Answer

A)  iron, silicon 
B)  oxygen, carbon 
C)  silicon, oxygen 
D)  silicon, sodium 
A)  iron, silicon 
B)  oxygen, carbon 
C)  silicon, oxygen 
D)  silicon, sodium

Question 17

Real kryptonite is a(n)_____ while jadarite is a(n) _______ .

Accepted Answer

A)  mineral, element 
B)  meteorite, moon 
C)  metal, rock 
D)  element, mineral 
A)  mineral, element 
B)  meteorite, moon 
C)  metal, rock 
D)  element, mineral

Question 18

Which of the following diseases has been linked directly to prolonged inhalation of asbestos dust?

Accepted Answer

A)  glaucoma 
B)  lung cancer 
C)  muscular dystrophy 
D)  diabetes 
A)  glaucoma 
B)  lung cancer 
C)  muscular dystrophy 
D)  diabetes

Question 19

Cleavage is determined by__________ and_________ well formed planes of weakness in a stressed mineral structure

Accepted Answer

A)  the twinning, separation of 
B)  the hardness, thickness of 
C)  the number, angles between 
D)  the iridescence, shape of 
A)  the twinning, separation of 
B)  the hardness, thickness of 
C)  the number, angles between 
D)  the iridescence, shape of

Question 20

Which one of the following mineral groups exhibits a sheet- like silicate structure?

Accepted Answer

A)  clays 
B)  feldspars 
C)  pyroxenes 
D)  carbonates 
A)  clays 
B)  feldspars 
C)  pyroxenes 
D)  carbonates

Which mineral is used to make drilling muds denser to prevent blowouts?

Which of the following has the highest specific gravity?

Which of the following minerals are silicates?

Small, parallel grooves (twinning striations) are visible on cleavage surfaces and characteristic of which mineral?

Which one of the following describes a mineral's response to mechanical impact?

In________ compounds one atom gives up electrons to another that receives them.

Why doesn't quartz have any cleavages, only fractures?

Which common group of rock forming minerals has simultaneous double substitution of Na⁺ for Ca⁺²and Si⁺⁴ for Al⁺³ in its structure and chemical formula?

Which element is the first and lightest element in the periodic chart?

Which of the following is an accurate description of ionic bonding?

What mineral is the hardest known substance in nature?

Which common silicate mineral was used as window glass in the Middle Ages?

Which is not a requirement? To be a mineral it must be or have_________ .

Generally ions end up with the stable, noble- gas, configuration having__________ electrons in their outermost shell.

All silicate minerals contain which two elements?

Real kryptonite is a(n)_ while jadarite is a(n) ___ .

Which of the following diseases has been linked directly to prolonged inhalation of asbestos dust?

Cleavage is determined by__ and_ well formed planes of weakness in a stressed mineral structure

Which one of the following mineral groups exhibits a sheet- like silicate structure?

An Introduction to Geology and Plate Tectonics

Minerals: the Building Blocks of Rocks

Igneous Rocks

Volcanoes and Volcanic Processes

Weathering and Soil

Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Geologic Time

Crustal Deformation

Earthquakes and Earths Interior

The Ocean Floor

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 12: Plate Tectonics: the Framework for Modern Geology

Which mineral is used to make drilling muds denser to prevent blowouts?

Which of the following has the highest specific gravity?

Which of the following minerals are silicates?

Small, parallel grooves (twinning striations) are visible on cleavage surfaces and characteristic of which mineral?

Which one of the following describes a mineral's response to mechanical impact?

In________ compounds one atom gives up electrons to another that receives them.

Why doesn't quartz have any cleavages, only fractures?

Which common group of rock forming minerals has simultaneous double substitution of Na+ for Ca+2 and Si+4 for Al+3 in its structure and chemical formula?

Which element is the first and lightest element in the periodic chart?

Which of the following is an accurate description of ionic bonding?

What mineral is the hardest known substance in nature?

Which common silicate mineral was used as window glass in the Middle Ages?

Which is not a requirement? To be a mineral it must be or have_________ .

Generally ions end up with the stable, noble- gas, configuration having__________ electrons in their outermost shell.

All silicate minerals contain which two elements?

Real kryptonite is a(n)_____ while jadarite is a(n) _______ .

Which of the following diseases has been linked directly to prolonged inhalation of asbestos dust?

Cleavage is determined by__________ and_________ well formed planes of weakness in a stressed mineral structure

Which one of the following mineral groups exhibits a sheet- like silicate structure?

An Introduction to Geology and Plate Tectonics

Minerals: the Building Blocks of Rocks

Igneous Rocks

Volcanoes and Volcanic Processes

Weathering and Soil

Sedimentary Rocks

Metamorphism and Metamorphic Rocks

Geologic Time

Crustal Deformation

Earthquakes and Earths Interior

The Ocean Floor

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

Which common group of rock forming minerals has simultaneous double substitution of Na⁺ for Ca⁺²and Si⁺⁴ for Al⁺³ in its structure and chemical formula?

Real kryptonite is a(n)_ while jadarite is a(n) ___ .

Cleavage is determined by__ and_ well formed planes of weakness in a stressed mineral structure