Chapter 13 vocab

Question 1

element

Answer 1

a substance that cannot be separated or broken down into simpler substances by chemical means

Question 2

compound

Answer 2

a substance made up of atoms of two or more different elements joined by chemical bonds.

Question 3

crystal

Answer 3

a solid whose atoms, ions, or molecules are arranged in a definite pattern.

Question 4

silicate mineral

Answer 4

a mineral that contains a combination of silicon, oxygen, and one or more metals.

Question 5

non silicate mineral

Answer 5

a mineral that does not contain compounds of silicon and oxygen.

Question 6

luster

Answer 6

the way in which a mineral reflects light

Question 7

streak

Answer 7

the color of the powder of a mineral

Question 8

cleavage

Answer 8

the splitting of a mineral along smooth, flat surfaces.

Question 9

Fracture

Answer 9

the manner in which a mineral breaks along either curved or irregular surfaces

Question 10

Hardness

Answer 10

a measure of the ability of a mineral to resist scratching

Question 11

Density

Answer 11

the ratio of the mass of a substance to the volume of the substance.

Question 12

mineral

Answer 12

a naturally formed, inorganic solid that has a definite crystalline structure