Quiz about Mineral Identification

Question 1

The color of a mineral in powder form is called the mineral's

Accepted Answer

streak

Answer

hardness

Answer

specific gravity

Answer

luster

Question 2

How light reflects off of a mineral is called the mineral's

Accepted Answer

luster

Answer

streak

Answer

cleavage

Answer

fracture

Question 3

A mineral's resistance to being scratched is called?

Accepted Answer

hardness

Answer

streak

Answer

luster

Answer

heft

Question 4

Which test is not reliable in identifying minerals

Accepted Answer

color

Answer

streak

Answer

luster

Answer

specific gravity

Question 5

Breakage along smooth, flat planes

Accepted Answer

cleavage

Answer

fracture

Answer

streak

Answer

ore

Question 6

Breakage along rough or jagged edges

Accepted Answer

fracture

Answer

cleavage

Answer

streak

Answer

luster

Question 7

Metallic and nonmetallic are two examples of the physical property _______________.

Accepted Answer

luster

Answer

streak

Answer

color

Answer

cleavage

Question 8

A mineral breaks into pieces like are shown in the picture. How would you describe its breakage?

Accepted Answer

Cleavage

Answer

Fracture

Answer

Glassy

Answer

Waxy

Question 9

A mineral breaks into pieces like are shown in the picture. How would you describe its breakage?

Accepted Answer

Fracture

Answer

Cleavage

Answer

Glassy

Answer

Waxy

Question 10

Which mineral property is being shown here?

Accepted Answer

streak

Answer

luster

Answer

hardness

Answer

cleavage

Question 11

Which of these minerals is softer than glass?

Accepted Answer

Calcite

Answer

Topaz

Answer

Corundum

Answer

Orthoclase

Question 12

Can a glass plate scratch apatite?

Accepted Answer

Yes

Answer

No

Question 13

Can a penny scratch fluorite?

Accepted Answer

No

Answer

Yes

Question 14

Use the mineral identification sheet, given to you in class, to complete the following problem.

A reddish brown mineral was found. It has a gray streak and can be scratched by a fingernail. What mineral is it?

Accepted Answer

Bauxite

Answer

copper

Answer

talc

Answer

corundum

Question 15

Use the mineral identification sheet, given to you in class, to complete the following problem.

A mineral was found with a metallic luster. It was yellow in color and had a greenish black streak. Is it gold?

Accepted Answer

no

Answer

yes

Question 16

Use the mineral identification sheet, given to you in class, to complete the following problem.

A mineral was found that can be scratched by quartz but not fluorite. It is green in color but has a colorless streak. What mineral is it?

Accepted Answer

Feldspar

Answer

Bauxite

Answer

Garnet

Answer

Hornblende

Question 17

Use the mineral identification sheet, given to you in class, to complete the following problem.

This mineral has a nonmetallic luster. It is colorless with a colorless streak. A fingernail cannot scratch it and it cannot scratch a fingernail. What mineral is it?

Accepted Answer

Halite

Answer

Muscovite

Answer

Galena

Answer

Calcite

Question 18

Use the mineral identification sheet, given to you in class, to complete the following problem.

This mineral can be scratched by hornblende but is harder than sulfur. It is pink with a white streak. What is it?

Accepted Answer

Dolomite

Answer

Gypsum

Answer

Feldspar

Answer

Chromite

Question 19

A mineral must by formed by ___________.

Accepted Answer

processes that occur in the natural world

Answer

processes that occur in the human world

Question 20

A mineral must be a___________.

Accepted Answer

solid

Answer

liquid

Answer

gas

Question 21

A mineral must be ___________.

Accepted Answer

inorganic

Answer

organic

Question 22

A crystalline structure means

Accepted Answer

atoms or ions are arranged in an orderly repetitive manner

Answer

disorderly internal structure

Question 23

What is molten rock that has reached Earth's surface?

Accepted Answer

Lava

Answer

Magma

Question 24

One way that minerals form is by the crystallization of cooling

Accepted Answer

magma.

Answer

water.

Question 25

Some minerals form when solutions ___________.

Accepted Answer

evaporate

Answer

boil

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