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Minerals
Test Description: 7th grade minerals review
Instructions: Answer all questions to get your test result.
1) A mineral is a
A
gas
B
all of the above
C
solid
D
liquid
2) the color of a mineral's powder is the mineral's
A
luster
B
streak
C
color
D
hardness
3) Minerals that do not split easily into flat pieces have the property called
A
hardness
B
density
C
cleavage
D
fracture
4) If you say a mineral is waxy, you are describing the mineral's
A
cleavage
B
luster
C
color
D
streak
5) Mineral crystals form when magma
A
warms
B
turns to lava
C
evaporates
D
cools
6) a mixture in which one substance is dissolved into another is a
A
vein
B
compound
C
solution
D
mineral
7) a narrow band of minerals that lies between rock layers is a(an)
A
vein
B
element
C
crystal
D
alloy
8) A hard, colorful crystal that has a glassy luster is called a(an)
A
gemstone
B
element
C
metal
D
compound
9) a rock that contains a metal or other useful mineral is a(an)
A
ore
B
gem
C
alloy
D
ruby
10) the process of removing metal from an ore is called
A
rock collecting
B
mining
C
melting
D
smelting
11) the amount of mass in a given volume of a substance is the
A
color
B
density
C
hardness
D
halitte
12) the hardest mineral is
A
talc
B
halite
C
diamond
D
metal
13) a mineral that splits easily into flat pieces has the property called
A
cleavage
B
alloy
C
fracture
D
density
14) copper and silver are a kind of mineral called
A
alloy
B
diamond
C
luster
D
metal
15) a solid mixture containing at least one metal is a (an)
A
alloy
B
metal
C
halite
D
density
16) T or F: some minerals were once living things
A
true
B
false
17) T or F: all minerals have a crystal structure
A
True
B
False
18) T or F: most minerals can be identified by their color alone
A
False
B
True
19) T or F: A minerals crystals always have the same shape
A
True
B
False
20) T or F: when magma cools deep below the surface, it forms very small crystals
A
true
B
false
*select an answer for all questions
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