PHSY 211_Lab_Quiz_1.docx-21.pdf

Question 1

3 out of 3 points

All the following properties of minerals are used for identification except:

Selected Answer:

melting point

Question 2

3 out of 3 points

Quartz can scratch all of the following except:

Selected Answer:

topaz

Question 3

3 out of 3 points

A naturally occurring inorganic substance with a definite chemical composition is a:

Selected Answer:

mineral

Question 4

3 out of 3 points

Having 3 planes of cleavage is an identifying property of which mineral(s)?

Selected Answer:

All of the above

Question 5

3 out of 3 points

Metallic minerals are all:

Selected Answer:

opaque

Question 6

3 out of 3 points

The way light reflects off a mineral’s surface is referred to as its:

Selected Answer:

luster

Question 7

3 out of 3 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

3 out of 3 points

All magnetic minerals are also:

Selected Answer:

metallic

Question 9

3 out of 3 points

The tool used to determine the color of the powder of mineral is a:

Selected Answer:

streak plate

Question 10

3 out of 3 points

A mineral that can scratch a nail but that cannot scratch glass is:

Selected Answer:

apatite

Question 11

3 out of 3 points

Which mineral is metallic?

Selected Answer:

Hematite

Question 12

3 out of 3 points

The cubic shape identifies a mineral that has:

Selected Answer:

All of the above

Question 13

3 out of 3 points

The mineral quartz is:

Selected Answer:

the most abundant mineral in the earth’s crust

Question 14

3 out of 3 points

A unique property of what mineral is double refraction?

Selected Answer:

Calcite

Question 15

3 out of 3 points

The following statements are true of all metallic minerals except which?

Selected Answer:

They evidence the property of magnetism.

Question 16

3 out of 3 points

All of the following are minerals except which?:

Selected Answer:

Coal

Question 17

3 out of 3 points

The minerals dolomite and calcite are best distinguished from one another by:

Selected Answer:

an acid test

Question 18

3 out of 3 points

Gold settles to the bottom of a miner’s pan because of its

Selected Answer:

high specific gravity

Question 19

3 out of 3 points

Any object with a specific gravity of less than 1 will:

Selected Answer:

float

Question 20

3 out of 3 points

Minerals that have the element in their chemical composition may have an odor akin

to that of rotten eggs.

Selected Answer:

sulfur

Question 21

0 out of 3 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:

3 planes not at 90°

Question 22

3 out of 3 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

3 out of 3 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

Question 24

3 out of 3 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

3 out of 3 points

Which is true of Sample E? (Answer the following question using the information in the student chart for

mineral Samples A-L)

Selected Answer:

It can be scratched with a fingernail.

Question 26

0 out of 3 points

Which sample exhibits fracture? (Answer the following question using the information in the student

chart for mineral Samples A-L)

Selected Answer:

Sample D

Question 27

3 out of 3 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

Question 28

3 out of 3 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

Question 29

3 out of 3 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

Question 30

3 out of 3 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

Question 31

3 out of 3 points

The gas released when weak acid reacts with calcite is oxygen.

Selected Answer:

False

Question 32

3 out of 3 points

All magnetic minerals will have the element iron in their chemical composition.

Selected Answer:

True

Question 33

3 out of 3 points

The largest commercial use of the mineral halite is table salt.

Selected Answer:

False

Question 34

3 out of 3 points

The fingernail can scratch the mineral calcite.

Selected Answer:

False

Question 35

3 out of 3 points

The mineral scale of hardness was named after the famous scientist Von Verner.

Selected Answer:

False

Question 36

3 out of 3 points

Crystal shape refers to how a mineral breaks.

Selected Answer:

False

Question 37

0 out of 3 points

Halite has three planes of cleavage at 90°.

Selected Answer:

False

Question 38

3 out of 3 points

Biotite and muscovite have 1 plane of cleavage in common.

Selected Answer:

True

Question 39

3 out of 3 points

The specific gravity of the mineral is estimated by moving the mineral from hand to hand.

Selected Answer:

True

Question 40

3 out of 3 points

The mineral talc is 1 on Mohs scale of hardness and has a soapy feel to it.

Selected Answer:

True

Students also viewed