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Minerals
Test Description: Minerals test review
Instructions: Answer all questions to get your test result.
1) On Mohs' hardness scale, which of the following minerals is harder than quartz?
A
gypsum
B
apatite
C
talc
D
topaz
2) A mineral's streak
A
is the same as a luster test
B
reveals the mineral's crystal structure
C
is more reliable than color in identifying a mineral
D
reveals the mineral's specific gravity
3) Which of the following factors is NOT important in the formation of minerals?
A
heat
B
wind
C
volcanic activity
D
presence of ground water
4) Which of the following terms is NOT used to describe a mineral's luster?
A
dull
B
hexagonal
C
pearly
D
waxy
5) Which of the following is considered a special property that applies to only a few minerals?
A
magnetism
B
steak
C
luster
D
color
6) Which of the following physical properties can be expressed in numbers?
A
color
B
reaction to acid
C
hardness
D
luster
7) Which of the following minerals would scratch fluorite?
A
gypsum
B
talc
C
calcite
D
quartz
8) A naturally formed, inorganic solid with a definite internal geometric structure is called a
A
compound
B
mineral
C
atom
D
element
9) ___________is the tendency of minerals to break along flat surfaces.
A
Hardness
B
Fracture
C
Cleavage
D
Density
10) Gold and silver are ______________ because they are each composed of a single type of atom.
A
elements
B
atoms
C
ore
D
compounds
11) Aluminum comes from a mineral ______________ called bauxite.
A
compound
B
mineral
C
ore
D
element
12) A material's ___________________is defined as its mass divided by its volume.
A
hardness
B
density
C
cleavage
D
fracture
13) If the atoms of a substance are arranged in a specific, repetitive pattern, the substance is
A
crystalline
B
a compound
C
colorful
D
easily scratched
14) The mineral calcite, CaCO3, is an example of a
A
halide
B
silicate
C
sulfate
D
carbonate
15) The nonsilicate minerals
A
all display good cleavage
B
include native elements
C
do not contain oxygen
D
are all rare substances
16) In addition to reclamation, a good way to reduce the environmental effects of mining is to
A
flush mines with water
B
use more metals
C
dig deeper mines
D
recycle materials
17) The color of the powder that a mineral leaves on a piece of white, unglazed porcelain is called the mineral's
A
luster
B
hardness
C
streak
D
scratch
18) What are silicate minerals not always made of?
A
oxygen
B
none of the above
C
silicon
D
hydrogen
*select an answer for all questions
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