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Mineral

Chapter 1

QuestionAnswer
mineral a naturally occuring inorganic solid with a definate chemical compostition and an orderly arrangement of atoms
crystal a solid in which the atoms are arranged in orderly repeating patterns
magma hot melted rock material
silicate a mineral the contains silicon oxygen and usually one or more elements
streak the color a a mineral when it is in powder form
cleavage a smooth straigh break on a surface
fracture a rough bumby break on a surface
luster the way a mineral reflects light
hardness how easily a mineral can be scratched
gem highly pized rare and beautiful minerals
ore a mineral or rock that contains a useful substance that can be mined at a profit
Created by: eclibby.clm
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