Minerals Practice Flashcard

Front

What is a mineral's fracture?

Back

Fracture refers to how a mineral splits apart when it does not break evenly.

Front

What is the chemical composition of minerals?

Back

Minerals have a specific chemical composition.

Front

What type of luster does quartz exhibit?

Back

Quartz has a non-metallic luster.

Front

Give an example of a mineral with metallic luster.

Back

Gold is an example of a mineral with metallic luster.

Front

What is a characteristic of metallic luster?

Back

Metallic luster reflects light like metal.

Front

Define 'cleavage' in minerals.

Back

Cleavage is the tendency of a mineral to break along flat, even surfaces.

Front

What is the difference between streak and color in minerals?

Back

Streak is the color of a mineral in powdered form, while color is the appearance of the mineral in its solid state.

Front

What is the Mohs scale used for?

Back

The Mohs scale is used to measure the hardness of minerals.

Front

What mineral is the hardest on the Mohs scale?

Back

Diamond is the hardest mineral on the Mohs scale.

Front

What does 'luster' refer to in minerals?

Back

Luster refers to the way a mineral reflects light.