22.2 Minerals

Front

A solid combination of minerals or minerals material

Back

rocks

Front

A mineral is a naturally occurring, inorganic solid with a crystal structure and a characteristic chemical composition. True or False?

Back

True

Front

What is true about minerals? Options: Within each mineral, chemical composition is nearly constant., There are about 4000 known minerals., Minerals are the building blocks of rocks., all of them

Back

all of them

Front

Can minerals such as sulfur sometimes be identified by color?

Back

True

Front

The color of a mineral's streak is not always the same color as the mineral.

Back

True

Front

A mineral's streak is usually found by scrapping it on a streak plate.

Back

True

Front

The hardness of a mineral is how it breaks.

Back

False

Front

To determine the hardness of a mineral, geologists use _____ tests.

Back

scratch

Front

The fracture of a mineral is how it breaks.

Back

True

Front

A type of fracture in which a mineral splits evenly is called _______.

Back

cleavage