Rocks and Minerals

Front

What is the streak of a rock?

Back

The color left behind when a rock is scratched on a ceramic plate.

Front

What is a Mineral?

Back

A nonliving solid material that has a definite chemical makeup and is found in Earth's outermost layer.

Front

True or False: A mineral is a solid, nonliving material with a definite chemical makeup.

Back

True

Front

What is Luster?

Back

The way a mineral shines, or reflects light.

Front

What are three properties used to identify minerals?

Back

Luster, color, and hardness.

Front

What is hardness in minerals?

Back

A measure of how easily a mineral can be scratched.

Front

What is the color of a mineral?

Back

The appearance of the mineral's surface.

Front

What is cleavage in rocks?

Back

The way a mineral breaks along flat surfaces.

Front

What is the difference between rocks and minerals?

Back

Rocks are made up of one or more minerals, while minerals are pure substances.

Front

What is an example of a common mineral?

Back

Quartz.