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Minerals
rocks and minerals test review
Question | Answer |
---|---|
A naturally occurring, inorganic solid with a definite chemical composition and crystal structure | Mineral |
the powdered form of a mineral left when striking on a porcelain tile | Streak |
the amount of light reflected by a mineral | Luster |
How easily a mineral can be scratched. | Hardness |
This happens when a mineral breaks in smooth flat sheets | Cleavage |
This happens when a mineral breaks in chunks with jagged edges | Fracture |
This chart tells us 10 common minerals and how strong they are in relation to each other | Moh's Hardness Scale |
Means not alive | Inorganic |
Used to describe a minerals luster. Means shiny. | Metallic |
Used to describe a minerals luster. Means not shiny. | Non-metallic |