Mineral Vocabulary Flashcards
A substance that is formed naturally on the Earth, 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
Mohs hardness scale
A set of chemical symbols showing the makeup of a chemical compound.
Formula
