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MInerals

Important mineral vocabulary

TermDefinition
mineral a class of nutrients that are chemical elements that are needed for certain body processes
element a substance that cannot be separated or broken down into simpler substances by chemical means
compound a substance made up of atoms of two or more different elements joined by chemical bonds
crystal a solid whose atoms, ions, or molecules are arranged in a regular, repeating pattern
silicate mineral a mineral that contains a combination of silicon and oxygen and that may also contain one or more metals
nonsilicate mineral a mineral that does not contain compounds of silicon and oxygen
luster the way in which a mineral reflects light
streak the color of a mineral in powdered form
cleavage in geology, the tendency of a mineral to split along specific planes of weakness to form smooth, flat surfaces
fracture the manner in which a mineral breaks along either curved or irregular surfaces
hardness a measure of the ability of a mineral to resist scratching
density the ratio of the mass of a substance to the volume of the substance
Created by: beckyas
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