earth materials ch.1 Word Scramble
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Question | Answer |
mineral | naturally occuring inorganic solid that has a definite chemical composition and an orderly internal atomic structure |
magma | hot, melted rock material beneath Earth's surface |
crystal | solid in wich the atoms are arranged in an orderly, repeating pattern |
streak | color of a mineral when it is in powdered form |
cleavage | phisical property of some minerals that cause them to break along smooth, flat surfaces |
specific gravity | ratio of a mineral's weight compared with the weight of an volume of water |
fracture | physical property of some minerals that cause them to break with uneaven, rough, or jagged surface |
hardness | measure of how easily a mineral can be scratched |
gems | beautiful, rare, highly prized minerals that can be worn in jewerly |
ore | deposit in which a mineral exits in large enough amounts to be mined at a profit |
silicate | mineral that contains silicon and oxygen and usualy one or more other elements |
luster | describes the way a mineral reflects light from its surface: can be metallic or nonmetallic. |
Created by:
Bananaboo
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