mineral Flashcards
1
Q
mineral
A
A substance that is formed naturally in the earth.
2
Q
streak
A
The color of a mineral’s powder when it is rubbed.
3
Q
luster
A
The way the surface of a mineral reflects light.
4
Q
inorganic
A
Not derived from living matter
5
Q
Crystal
A
A solid formation that follows a pattern.
6
Q
Hardness
A
The ability of a mineral to scratch
7
Q
cleavage
A
The tendency of crystals and minerals to break
8
Q
fracture
A
The appearance of a freshly broken surface on a mineral
9
Q
Mohs hardness scale
A
A hardness scale used to classify minerals.
10
Q
Formula
A
A set of chemical symbols
