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