minerals Flashcards
1
Q
Mineral
A
A substance formed naturally in the earth
2
Q
streak
A
the color of the minerals powder when it rubs against the porcelain plate
3
Q
luster
A
the way surface materials reflect lite
4
Q
inorganic
A
not derived from living matter
5
Q
crystal
A
A solid formation that has a pattern
6
Q
hardness
A
the ability for mineral to scratch another mineral
7
Q
cleavage
A
the tendency for minerals/crystals to break and make smooth surface
8
Q
fracture
A
the appearance of a freshly broken mineral that has a rough or regular surface
9
Q
mohs hardness scale
A
A hardness scale used to classify minerals
10
Q
formula
A
A set of chemical symbols showing the makeup of chemical compound
