Rocks and Minerals Review

Front

What do you call a scientist who studies rocks and minerals?

Back

A geologist.

Front

What substance makes up most of the Earth’s crust?

Back

Rock.

Front

What is the purpose of the scratch test?

Back

To find the hardness of the mineral.

Front

What does a mineral that registers a '10' on the Mohs scale indicate?

Back

It is very hard.

Front

Which of the following is NOT a property used to identify minerals: color, hardness, size, or luster?

Back

Size.

Front

What is a mineral?

Back

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

Front

What is the Mohs scale?

Back

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

Front

Name one property that can help identify minerals.

Back

Color, hardness, luster, or streak.

Front

What is luster in terms of minerals?

Back

Luster describes how a mineral reflects light, such as shiny or dull.

Front

What is the difference between rocks and minerals?

Back

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