PHSC 211 Quiz 1
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Question 1
0.5 out of 0.5 points
All the following properties of minerals are used for identification except:
Selected
Answer:
melting
point
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Question 2
Quartz can scratch all of the following except:
1 out of 1 points
Selected
Answer:
topa
z
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Question 3
1 out of 1 points
A naturally occurring inorganic substance with a definite chemical composition
is a:
Selected
Answer:
minera
l
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Question 4
Having 3 planes of cleavage is an identifying property of which mineral(s)?
1 out of 1 points
Selected
Answer:
All of the
above
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Question 5
Metallic minerals are all:
1 out of 1 points
Selected
Answer:
opaqu
e
•
Question 6
The way light reflects off a mineral’s surface is referred to as its:
1 out of 1 points
Selected
Answer:
luste
r
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Question 7
1 out of 1 points
If a mineral is permitted to grow unhindered during its formation, the resulting
shape will always be its:
Selected
Answer:
crystal
form
•
Question 8
All magnetic minerals are also:
1 out of 1 points
Selected
Answer:
metalli
c
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Question 9
The tool used to determine the color of the powder of mineral is a:
1 out of 1 points
Selected
Answer:
streak
plate
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Question 10
A mineral that can scratch a nail but that cannot scratch glass is:
1 out of 1 points
Selected
Answer:
apatit
e
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Question 11
Which mineral is metallic?
1 out of 1 points
Selected
Answer:
Hematit
e
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Question 12
The cubic shape identifies a mineral that has:
1 out of 1 points
Selected
Answer:
All of the
above
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Question 13
The mineral quartz is:
1 out of 1 points
Selected
Answer:
the most abundant mineral in the earth’s
crust
•
Question 14
A unique property of what mineral is double refraction?
1 out of 1 points
Selected
Answer:
Calcit
e
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Question 15
The following statements are true of all metallic minerals except which?
1 out of 1 points
Selected
Answer:
They evidence the property of
magnetism.
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Question 16
All of the following are minerals except which?:
1 out of 1 points
Selected
Answer:
Coa
l
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Question 17
1 out of 1 points
The minerals dolomite and calcite are best distinguished from one another by:
Selected
Answer:
an acid
test
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Question 18
Gold settles to the bottom of a miner’s pan because of its
1 out of 1 points
Selected
Answer:
high specific
gravity
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Question 19
Any object with a specific gravity of less than 1 will:
1 out of 1 points
Selected
Answer:
floa
t
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Question 20
1 out of 1 points
Minerals that have the element
in their chemical composition may have an
odor akin
to that of rotten eggs.
Selected
Answer:
sulfu
r
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Question 21
1 out of 1 points
The cleavage of Sample K is: (
Answer the following question using the information in
the student chart for mineral Samples A-L
)
Selected
Answer:
conchoidal
fracture
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Question 22
1 out of 1 points
Which sample has 1 plane of cleavage?
(Answer the following question using the
information in the student chart for mineral Samples A-L)
Selected
Answer:
Both b
and c
•
Question 23
1 out of 1 points
Which sample effervesces with acid? (Answer the following question using
the information in the student chart for mineral Samples A-L)
Selected
Answer:
Sample
D
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Question 24
1 out of 1 points
Which is true of Samples G and L? (Answer the following question using the
information in the student chart for mineral Samples A-L)
Selected
Answer:
They have a metallic
luster.
•
Question 25
Which is true of Sample E? (Answer the following question using the
information in the student chart for mineral Samples A-L)
1 out of 1 points
Selected
Answer:
It can be scratched with a
fingernail.
•
Question 26
1 out of 1 points
Which sample exhibits fracture? (Answer the following question using the
information in the student chart for mineral Samples A-L)
Selected
Answer:
Sample
B
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Question 27
1 out of 1 points
The crystal form of Sample H is the same as that of:
(Answer the following question
using the information in the student chart for mineral Samples A-L)
Selected
Answer:
Sample
K
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Question 28
1 out of 1 points
Samples J and C both have:
(Answer the following question using the information in the
student chart for mineral Samples A-L)
Selected
Answer:
a pearly
luster
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Question 29
1 out of 1 points
Which sample affects the movement of a compass needle? (Answer the
following question using the information in the student chart for mineral
Samples A-L)
Selected
Answer:
Sample
L
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Question 30
1 out of 1 points
Which sample will have 2 planes of cleavage at 90°? (Answer the following
question using the information in the student chart for mineral Samples
A-L)
Selected
Answer:
Sample
I
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Question 31
The gas released when weak acid reacts with calcite is oxygen.
1 out of 1 points
Selected
Answer:
Fals
e
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Question 32
1 out of 1 points
All magnetic minerals will have the element iron in their chemical composition.
Selected
Answer:
Tru
e
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Question 33
The largest commercial use of the mineral halite is table salt.
1 out of 1 points
Selected
Answer:
Fals
e
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Question 34
The fingernail can scratch the mineral calcite.
1 out of 1 points
Selected
Answer:
Fals
e
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Question 35
1 out of 1 points
The mineral scale of hardness was named after the famous scientist Von
Verner.
Selected
Answer:
Fals
e
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Question 36
Crystal shape refers to how a mineral breaks.
1 out of 1 points
Selected
Answer:
Fals
e
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Question 37
Halite has three planes of cleavage at 90°.
1 out of 1 points
Selected
Answer:
Tru
e
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Question 38
Biotite and muscovite have 1 plane of cleavage in common.
1 out of 1 points
Selected
Answer:
Tru
e
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Question 39
1 out of 1 points
The specific gravity of the mineral is estimated by moving the mineral from
hand to hand.
Selected
Answer:
Tru
e
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Question 40
1 out of 1 points
The mineral talc is 1 on Mohs scale of hardness and has a soapy feel to it.
Selected
Answer:
Tru
e
Why is color not the best identifying characteristic for a mineral?
Selected
Answer:
Too many minerals may share the same color, also needed is the hardness,
Luster, Form, Spec Gravity and Cleavage to assist in identification. Streak can
also be helpful, though if the streak is light in color, it may be difficult to see.
Response
Feedback:
The main reason is that minerals can be different colors due to impurities.
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Question 41
0.2 out of 0.5 points
