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Minerals Review
Minerals Review
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Mineral Unit Review Grade 8 Earth Science
Flashcards
19 cards
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Practice quiz
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Questions
19
Answers
1
The streak test is more reliable than color for identifying minerals. Why?
The streak test is easier.
The streak test is more fun
The streak test is more consistent.
2
If I have a reddish/blackish/brownish mineral that makes a reddish line on a streak plate, it's
Weak Adjectives
Hematite
Magnetite
Galena
3
Which of the following choices is NOT one of the 5 properties of a mineral?
formed in nature
crystalline structure
organic
inorganic
4
Gems are NOT:
Rare
Man Made
Valuable
Precious or semi-precious
5
Which of these is a mineral?
Water
Quartz
Rock Candy
Oxygen
6
What determines the crystal structure?
Cleavage
Fracture
Arrangement of atoms
Facets
7
We use this process to remove metals from ore:
Picking
Chipping
Mining
Smelting
8
Moh's scale measures:
Color
Streak
Luster
Hardness
9
When a mineral breaks with a rough surface we call this:
Cleavage
Fracture
Hardness
10
Which of these is a mineral?
Nail
Bone
Sugar
Emerald
11
True or False: Minerals that cool quickly will be larger.
False
True
12
The way a mineral reflects light is called:
Luster
Shine
Metallic
Sparkle
13
True or false: a fingernail can be useful in determining mineral hardness
False
True
14
When we say a mineral has a crystalline structure, we mean:
it is inorganic
the atoms are in a repeating pattern
it has many facets
it is worth more
15
Talc is NOT:
Used in talcum powder
Greasy or Soapy feeling
1 on Moh's Scale
The same as chalk
16
Which of these is NOT a mineral?
Feldspar
Graphite
Shell
Calcite
17
The hardest mineral on Moh's scale is:
Talc
Diamond
Corundum
Sphalerite
18
We call a mineral that contains a useful amount of metal:
Smelting
Awesome
Gold
Ore
19
If it's magnetic, I know that I have:
Biotite Mica
Pyrite
Galena
Magnetite
