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science flashcard

science definations

QuestionAnswer
mineral naturally occuring inorganic solid that has a definite chemical composition and an orderly internal atomic structure
crystal solid in which dthe atoms are arranged in an orderly repeating pattern
magma hot melted rock material beneath earth's 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 wasy a mineral reflects light from its surface; can be metallic or non-metallic
streak color of a mineral when it is in powdered form.
cleavage physical property of some minerals that causes them to break along smooth, flat surfaces
fracture physical property of some minerals that causes them to break with uneven, rought, or jagged surfaces
gem beautiful, rare, highly, prized mineral that can be worn in jewlery
ore deposite in which a meneral exists in large enough amounts to be mined at a profit
Created by: juju11114
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