Mineral Properties

Front

What is the term for the color of the powdered form of a mineral found by rubbing it against a white tile?

Back

Streak

Front

What type of luster describes a dull material?

Back

Nonmetallic

Front

What must be true for a substance to be considered a mineral?

Back

It must be naturally occurring.

Front

What is it called when a mineral breaks apart in an irregular way with rough or jagged edges?

Back

Fracture

Front

What property of a mineral is demonstrated when it leaves a mark on a white tile?

Back

Streak

Front

What is the term for the way a mineral reflects light?

Back

Luster

Front

What is the difference between cleavage and fracture in minerals?

Back

Cleavage is the tendency of a mineral to break along flat surfaces, while fracture is an irregular break.

Front

What is the term for the resistance of a mineral to being scratched?

Back

Hardness

Front

What is the Mohs scale used for?

Back

To measure the hardness of minerals.

Front

What is the term for the external shape or appearance of a mineral?

Back

Habit