Minerals Question Preview (ID: 39326)
7th Grade Minerals Review.
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A mineral is a
a) gas
b) liquid
c) solid
d) all of the above
the color of a mineral's powder is the mineral's
a) streak
b) luster
c) color
d) hardness
Minerals that do not split easily into flat pieces have the property called
a) cleavage
b) fracture
c) hardness
d) density
If you say a mineral is waxy, you are describing the mineral's
a) color
b) cleavage
c) luster
d) streak
Mineral crystals form when magma
a) evaporates
b) cools
c) warms
d) turns to lava
a mixture in which one substance is dissolved into another is a
a) mineral
b) vein
c) solution
d) compound
a narrow band of minerals that lies between rock layers is a(an)
a) alloy
b) crystal
c) element
d) vein
A hard, colorful crystal that has a glassy luster is called a(an)
a) metal
b) gemstone
c) element
d) compound
a rock that contains a metal or other useful mineral is a(an)
a) ore
b) alloy
c) gem
d) ruby
the process of removing metal from an ore is called
a) mining
b) smelting
c) melting
d) rock collecting
the amount of mass in a given volume of a substance is the
a) halitte
b) hardness
c) density
d) color
the hardest mineral is
a) metal
b) halite
c) talc
d) diamond
a mineral that splits easily into flat pieces has the property called
a) cleavage
b) fracture
c) density
d) alloy
copper and silver are a kind of mineral called
a) diamond
b) luster
c) metal
d) alloy
a solid mixture containing at least one metal is a (an)
a) metal
b) halite
c) alloy
d) density
T or F: some minerals were once living things
a) true
b) false
c)
d)
T or F: all minerals have a crystal structure
a) True
b) False
c)
d)
T or F: most minerals can be identified by their color alone
a) True
b) False
c)
d)
T or F: A minerals crystals always have the same shape
a) True
b) False
c)
d)
T or F: when magma cools deep below the surface, it forms very small crystals
a) true
b) false
c)
d)
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