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Section 4.1

Vocabulary

TermDefinition
mineral naturally occurring inorganic solid with a specific chemical compositions and a definite crystalline structure.
crystal solid in which atoms arranged in repeating patterns
luster the way that a mineral reflects light from its surface; two types metallic and nonmetallic
hardness measure of how easily a mineral can be scratched which determined y=by the arranged of minerals atoms
cleavage the manner which a mineral breaks along plane where atomic bonding is weak
fracture when a mineral leaks into pieces with eijw, rough or jagged edges.
streak color a mineral leaves when it is rubbed across an glazed porcelain pate or when it's broken up and powered.
specific gravity ratio of the mass of a substance to the mass of an equal volume
Created by: louizatamez
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