unit 4 test Flashcards
1
Q
Minerals
A
2
Q
streak
A
the color of the minerals powered form.
3
Q
Luster
A
the way a mineral reflects light
4
Q
metallic
A
5
Q
non-metallic
A
6
Q
hardness
A
a mineral’s resistance to being scratched
7
Q
Moe’s hardness scale
A
8
Q
cleavage
A
ability of a mineral to break along a flat surface called planes
9
Q
fracture
A
ability of a mineral to break unevenly
10
Q
recrystallization
A
occurs during metamorphism when heat and/or pressure cause the minerals in preexisting rock to recombine and change.
11
Q
sedimentary rocks
A
12
Q
clastic
A
13
Q
weathering
A
14
Q
erosion
A
