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