Which of the following is not a characteristic of all minerals? A. Shiny B. Naturally occurring C....
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![Page 1: Which of the following is not a characteristic of all minerals? A. Shiny B. Naturally occurring C. Consistent chemical composition D. Crystal structure.](https://reader036.fdocuments.in/reader036/viewer/2022062421/56649cbb5503460f9498349c/html5/thumbnails/1.jpg)
1
Which of the following is not a characteristic of all minerals?
A. ShinyB. Naturally occurringC. Consistent chemical compositionD. Crystal structureE. Inorganic
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2
Why is coal not considered a mineral?A. Not naturally occurringB. Too softC. OrganicD. Not shinyE. Not dense enough
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3
Why is brass not a mineral?A. It is a man-made alloyB. It is too denseC. It has metallic lusterD. It doesn’t leave a streakE. It doesn’t glow under UV light
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4
Why is obsidian not a mineral?A. It has lusterB. It is too hardC. It doesn’t leave a streakD. It doesn’t have a crystal structureE. It was formed by lava crystallizing
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5
What mineral property is most likely being tested with the following tools?
A. HardnessB. StreakC. Specific gravityD. LusterE. Cleavage
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6
What mineral property is being tested?A. HardnessB. StreakC. FluorescenceD. Specific gravityE. Luster
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7
What mineral property is being tested?A. HardnessB. StreakC. Specific gravityD. LusterE. Cleavage
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8
What mineral property is being tested?A. FluorescenceB. StreakC. Specific gravityD. LusterE. Effervescence
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9
This mineral scratches a penny but cannot scratch glass.
A. CalciteB. FluoriteC. QuartzD. OrthoclaseE. Talc
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10
This mineral scratches gypsum but is scratched by orthoclase.
A. TalcB. TopazC. Quartz D. CorundumE. Calcite
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11
What test would be best to differentiate fluorite and amethyst (a type of quartz)?
A. ColorB. StreakC. FluorescenceD. LusterE. Effervescence
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12
You find a gold mineral and want to determine whether it is gold or pyrite. What test should you use?
A. StreakB. ColorC. EffervescenceD. LusterE. Smell
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13
Quartz and calcite are both common minerals in our area and are found within rocks. Which of the following tests would most definitively determine which mineral is in the rock?
A. ColorB. LusterC. HardnessD. TasteE. Streak
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14
What test would be best to differentiate quartz and feldspar?
A. ColorB. HardnessC. FluorescenceD. Fracture vs. CleavageE. Streak
Varieties of Quartz
Feldspar
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15
What type of cleavage does amphibole have?A. BasalB. CubicC. RhombohedralD. PrismaticE. Octahedral
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16
What type of cleavage does fluorite have?A. BasalB. CubicC. RhombohedralD. PrismaticE. Octahedral
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17
What type of cleavage does calcite have?A. BasalB. CubicC. RhombohedralD. PrismaticE. Octahedral
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18
What type of cleavage does muscovite have?A. BasalB. CubicC. RhombohedralD. PrismaticE. Octahedral
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19
What type of cleavage does halite have?A. BasalB. CubicC. RhombohedralD. PrismaticE. Octahedral
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20
What type of luster does quartz have?A. VitreousB. EarthyC. MetallicD. ResinousE. Greasy
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21
What type of luster does pyrite have?A. Pearly B. EarthyC. MetallicD. ResinousE. Greasy
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22
Which of the following minerals has the same composition as diamond (C)?
A. GalenaB. QuartzC. CorundumD. GraphiteE. Calcite
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23
To which class of minerals would pyrite (FeS) belong?
A. Halides B. SulfidesC. CarbonatesD. OxidesE. Sulfates
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24
To which class of minerals would quartz (SiO2) belong?
A. PhosphatesB. SulfidesC. ElementalD. SilicatesE. Sulfates
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25
To which class of minerals would corundum (Al2O3) belong?
A. SilicatesB. OxidesC. HalidesD. CarbonatesE. Sulfates
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26
To which class of minerals would malachite (Cu2CO3(OH)2) belong?
A. CarbonatesB. SulfidesC. PhosphatesD. Iron oreE. Mafic
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27
Olivine contains a lot of magnesium and iron and a much lower portion of silica as compared to quartz. To which class of minerals would olivine belong?
A. MaficB. SulfatesC. PhosphatesD. HalidesE. Elemental
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28
To which class of minerals would halite (NaCl) belong?
A. Iron oreB. HalidesC. SulfatesD. PhosphatesE. Oxides
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29
To which class of minerals would gypsum (CaSO4·2H2O) belong?
A. SilicatesB. PhosphatesC. SulfatesD. OxidesE. Halides
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30
While calcite effervesces easily, this mineral will effervesce, or bubble in acid, only if it is ground into a powder. What mineral is it?
A. HaliteB. CorundumC. GypsumD. PyriteE. Dolomite
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31
What mineral is known for its very high density?
A. CorundumB. GraphiteC. SulfurD. GalenaE. Halite
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32
Which mineral would most likely be found in a cave?
A. CoalB. CalciteC. CorundumD. SulfurE. Halite
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33
Which mineral, with a hardness of 9, is often used on saw blades because of its extreme hardness?
A. FluoriteB. QuartzC. CorundumD. GraphiteE. Biotite
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34
What mineral, with a hardness of only 1, is used in make-up?
A. MuscoviteB. GraphiteC. QuartzD. TalcE. Fluorite
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35
What mineral can be identified by color alone?A. SulfurB. PyriteC. QuartzD. TalcE. Calcite
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36
What mineral is used in pencils?A. CalciteB. GraphiteC. PyriteD. QuartzE. Corundum
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37
You have two samples of quartz. Which statement may be incorrect?
A. They have approximately the same densities.
B. They have about the same hardness. C. They are the same color.D. They both have fracture.
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38
This mica is the black mineral found in granite.
A. MuscoviteB. GraphiteC. BiotiteD. CalciteE. Quartz
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39
The gemstone of this mineral, shown on the right, is peridot, and is the August birthstone.
A. QuartzB. OlivineC. BiotiteD. FluoriteE. Pyrite
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40
The gemstone of this very hard mineral is ruby.A. SulfurB. QuartzC. CorundumD. GalenaE. Hematite
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41
This iron ore mineral has a characteristic red streak.
A. HematiteB. CorundumC. ChalcopyriteD. OlivineE. Talc
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42
This iron ore is naturally magnetic.A. BiotiteB. QuartzC. PyriteD. MagnetiteE. Muscovite