Chapter 4: Minerals

Question 1

A naturally occurring, inorganic solid with a specific chemical composition and a definite crystalline structure.

Answer 1

Mineral

Question 2

A solid in which the atoms are arranged in repeating patterns.

Answer 2

Crystal

Question 3

The way that a mineral reflects light from its surface.

Answer 3

Luster

Question 3

Molten (melted) material found beneath the Earth’s surface.

Answer 3

Magma

Question 3

Mineral that contains silicon and oxygen, and make up 96% of the Minerals in Earth’s crust.

Answer 3

Silicate

Question 4

The color of a mineral when its broken up and powdered.

Answer 4

Streak

Question 5

A measure of how easily a mineral can be scratched.

Answer 5

Hardness

Question 6

Splitting relatively easy and evenly along one or more flat planes.

Answer 6

Cleavage

Question 7

Breaking along jagged pr rough edges.

Answer 7

Fracture

Question 8

The ratio of the weight of a substance to the weight of an equal volume of water @ 4 degrees Celsius.

Answer 8

Specific Gravity

Question 9

A mineral that contains a useful substance that can be mined @ a profit.

Answer 9

Ore

Question 10

Valuable minerals that are prized for their rarity and beauty.

Answer 10

Gems