science flashcard 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 |
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 |
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juju11114
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