Minerals Review 2

Front

What is the difference between a rock and a mineral?

Back

Rocks are composed of minerals and other organic material while minerals are inorganic and composed of the same elements every time.

Front

What does 'naturally occurring' mean in relation to minerals?

Back

It means that the mineral was formed by nature, not by a human or machine.

Front

What is the streak of a mineral?

Back

The color of the mineral in powdered form.

Front

What is the softest mineral on Moh's Hardness Scale?

Back

Talc, which is also the main ingredient in baby powder.

Front

What does organic mean?

Back

Organic means living or once living.

Front

What does inorganic mean?

Back

Inorganic means non-living.

Front

What is a mineral?

Back

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

Front

What is Moh's Hardness Scale?

Back

A scale that ranks minerals based on their hardness, from 1 (softest) to 10 (hardest).

Front

What is the definition of a crystal?

Back

A crystal is a solid material whose atoms are arranged in a highly ordered, repeating pattern.

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 the way a mineral breaks in an irregular manner.