minerals

Question 1

mineral

Answer 1

A substance that is formed naturally in the Earth, is inorganic, has a definite chemical composition and has a crystal structure.

Question 2

streak

Answer 2

thecolor of a minerals powderwhen it is rubbed against a porcilan plate

Question 3

crystal

Answer 3

A solid formation that follows a pattern.

Question 4

inorganic

Answer 4

Not derived (created) from living matter.

Question 5

luster

Answer 5

The way the surface of a mineral reflects light.

Question 6

hardness

Answer 6

The ability of a mineral to scratch or be scratched by another mineral.

Question 7

cleavage

Answer 7

The tendency of crystals and minerals to break along definite planes resulting in smooth surfaces.

Question 8

fracture

Answer 8

The appearance of a freshly broken surface on a mineral that has a rough or irregular surface.

Question 9

Moh’s Hardness Scale

Answer 9

A hardness scale used to classify minerals.

Question 10

Formula

Answer 10

A set of chemical symbols showing the makeup of a chemical compound.