Minerals Flashcards
A substance that is formed naturally is inorganic, has a definite chemical composition and has a crystal structure
Mineral
The color of a mineral’s powder when it is rubbed against a porcelain plate
Streak
The way the surface of a mineral reflects light
Luster
Not derived from living matter
Inorganic
A solid formation that follows a pattern
Crystal
The ability of a mineral to scratch or be scratched by another mineral
Hardness
The tendency of crystals and minerals to break along definite planes resulting in smooth surfaces
Cleavage
The appearance of a freshly broken surface on a mineral that has a rough or irregular surface
Fracture
A hardness scale used to classify minerals
Moh’s Hardness Scale
A set of chemicals symbols showing the makeup of a chemical compound
Formula
