Mineral Properties
Identifying Minerals
Misc.
100

When a mineral contains certain elements in definite proportions.

Definite chemical composition.

100

The color of a mineral's powder.

Streak.

100

Hardest known mineral.

Diamond

200

This is another way of saying no materials were once part of living things.

Inorganic.

200

The repeating pattern of a mineral's particles forms this solid.

Crystal.

200

Jagged edges after being split.

Fracture.

300

Reason bricks are not considered a mineral.

Not naturally occurring.

300

Term used to describe how a mineral reflects light from its surface.

Luster.

300

Softest mineral on Mohs hardness scale.

Talc.

400

Reason oil is not a mineral.

Not solid.

400

This equals mass divided by volume.

Density.

400

This is what Mohs scale measures.

Hardness.

500

Reason coal is not a mineral.

Organic.

500

The least reliable method of identifying minerals.

Color.

500

Name given to minerals that split easily along flat surfaces.

Cleavage.

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