Minerals

Front

What is a mineral?

Back

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

Front

What term describes how light reflects off a mineral?

Back

Luster.

Front

What is the color of a mineral in powder form called?

Back

Streak.

Front

What do we call a valuable, rare mineral?

Back

Gem.

Front

What is a mineral's resistance to being scratched called?

Back

Hardness.

Front

What is the term for the arrangement of atoms in a mineral?

Back

Crystal structure.

Front

What is the term for minerals that do not contain silicate?

Back

Non-silicate minerals.

Front

What property of a mineral describes its weight compared to the weight of an equal volume of water?

Back

Specific gravity.

Front

What is the term for the way a mineral breaks along flat surfaces?

Back

Cleavage.

Front

What is the term for the way a mineral breaks in an irregular manner?

Back

Fracture.