7.E.S.I Minerals Flashcards
1
Q
Formula
A
A set of chemical symbols showing the makeup of a chemical compound
2
Q
Mineral
A
A substance that is formed naturally in the earth, is inorganic, has a definite chemical composition and has a crystal structure.
3
Q
Streak
A
The color of a mineral’s powder when it is rubbed against a porcelain plate.
4
Q
Luster
A
The way the surface of a mineral reflects light.
5
Q
Inorganic
A
Not derived from living matter.
6
Q
Crystal
A
A solid formation that follows a pattern.
7
Q
Hardness
A
The ability of a mineral to scratch or be scratched by another mineral.
