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E science chp3 mrs B

vocab and notes

TermDefinition
mineral naturally occurring inorganic solid that has a definite chemical composition
crystal slid in which atoms are arranged in a repeated pattern
magma hot melted rock material beneath earths surface
silicate mineral that contains silicon and oxygen and usually one or more other elements
hardness measure of how easily a mineral can be scratched
luster describes the way a mineral reflects light from its surface
specific gravity ratio of a minerals weight compared to the weight of an equal volume of water
streak color of a mineral in powder form
cleavage physical property of same mineral that cause them to break along smooth surfaces
fracture physical property of the same mineral that causes them to break uneven, rough and jagged
gem beautiful cure highly prized mineral; hardest mineral
Created by: EvanHayes02
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