Minerals

Front

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

Back

Streak

Front

What is a mineral?

Back

Inorganic substances that have neatly arranged atoms and a definite composition.

Front

How do you test the streak of a mineral?

Back

By scraping some of the mineral onto a streak plate.

Front

What are the two types of luster?

Back

Metallic and Nonmetallic.

Front

Can Fluorite scratch a penny?

Back

Yes.

Front

What is the definition of a mineral?

Back

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

Front

What is luster in minerals?

Back

The way a mineral reflects light, which can be metallic or nonmetallic.

Front

What is the Mohs scale?

Back

A scale that ranks minerals based on their hardness from 1 (talc) to 10 (diamond).

Front

What is the difference between a rock and a mineral?

Back

Rocks are composed of one or more minerals, while minerals are pure substances with a specific chemical formula.

Front

What is specific gravity in relation to minerals?

Back

The ratio of the density of a mineral to the density of water.