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