Properties of Minerals

Front

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

Back

It must be naturally occurring

Front

If a mineral can scratch topaz, what is its hardness range?

Back

8.5 - 10

Front

Which mineral property is being shown here? Options: Luster, Hardness, Cleavage, Streak

Back

Streak

Front

The tendency for a mineral to split along specific planes of weakness to form smooth flat surfaces is called...

Back

Cleavage

Front

What is the scale that is used to indicate hardness of a mineral?

Back

Moh's scale

Front

______ is the way a mineral reflects light from its surface.

Back

Luster

Front

A naturally formed, inorganic solid with a crystalline structure

Back

Mineral

Front

When a mineral breaks apart in an irregular way with rough or jagged edges, it is called

Back

Fracture

Front

What is the structure based on the number and angle of the faces?

Back

Crystal form

Front

A shiny material is described as having a __________________ luster

Back

Metallic