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Minerals
6.6C MINERALS
Term | Definition |
---|---|
MINERAL | Naturally formed, inorganic solid that has a specific chemical formula & repeating 3-dimensional structure. |
LUSTER | Way the surface of a mineral reflects light; either metallic or non-metallic, such as silky, dull, glassy, or resinous. |
STREAK | Color of a mineral in powdered form. |
HARDNESS | Measure of scratch resistance of various minerals; when the ability of harder minerals to scratch softer minerals is used for identification. |
CONDUCTIVITY | Ability of a substance to transfer heat or electrical energy. |
MALLEABILITY | Ability of something to be reshaped without breaking. |
MAGNETIC ATTRACTION | Magnetic force exerted by oppositely charged particles, tending to draw or hold the particles together. |
INORGANIC | Matter that does not contain carbon; abiotic. |
MINERAL CRYSTAL | Geometric shape of a mineral that reflects its internal crystalline arrangement of atoms. |
MOHS HARDNESS SCALE | Set of 10 minerals used as a standard of hardness against which an unknown mineral's hardness is compared. |