Rock and mineral Flashcards
1
Q
Mineral
A
rock
2
Q
Rock
A
mineral
3
Q
Element
A
is a substance whose atoms all have the same number of protons
4
Q
compound
A
a thing that is composed of two or more separate elements
5
Q
Crystal
A
a solid material
6
Q
Color
A
visual perception
7
Q
Luster
A
soft glow
8
Q
Streak
A
a long, thin line
9
Q
Cleavage
A
rock seperation
10
Q
Fracture
A
crack in a rock
11
Q
density
A
how squeezed together matter is
12
Q
Ore
A
a large amount of minerals
13
Q
metallic minerals
A
nickel (pentlandite), copper (chalcopyrite), zinc (sphalerite), lead (galena) and gold
14
Q
non metallic minerals
A
sand, gravel, stone, clay, and refractory materials
15
Q
gemstones
A
a piece of mineral crystal
