Minerals

Front

What is the chemical formula for gypsum?

Back

CaSO4·2H2O

Front

What type of mineral is CaSO4?

Back

Sulfate

Front

What property describes a mineral's mass to volume ratio?

Back

Density

Front

What is the hardness range of a mineral that cannot be scratched by calcite (3) and apatite (5)?

Back

5-10

Front

What percentage of known minerals are silicates?

Back

90%

Front

What is the process of mineral formation from cooling magma called?

Back

Crystallization

Front

What is the term for minerals that form from the evaporation of a solution?

Back

Evaporites

Front

What is the term for the ability of a mineral to resist scratching?

Back

Hardness

Front

What is the Mohs scale used for?

Back

To measure the hardness of minerals.

Front

What are the two main categories of minerals?

Back

Silicates and nonsilicates.