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JWB minerals

QuestionAnswer
solution a mixture in which one substance dissolves in another
vein a narrow channel or slab of a mineral that is sharply different from the surrounding rock
cleavage the property of splitting evenly along flat surfaces
streak the color of a mineral's powder
luster how a mineral reflects light from its surface
compound two or more elements chemically joined
fluorescence the property of glowing under ultraviolet light
fracture how a mineral breaks apart when it does not split evenly
mohs hardness scale a ranking of minerals from softest to hardest
crystal the repeating pattern of a mineral's particles in a solid
element a substance composed of a single kind of atom
ore a rock that contains a metal or economically useful mineral
prospector anyone who searches or prospects, for an ore deposit
smelting where an ore is melted to separate the useful metal from other elements
alloy a solid mixture of two or more metals
solid a mineral is always a solid, with a definite volume and shape
naturally occuring the substance must occur in nature; cannot be manufactured by humans
inorganic this means that the mineral cannot arise from minerals that were once part of a living thing
crystal structure the particles of a mineral line up in a pattern that repeats over and over again
definite chemical composition a mineral always contains certain elements in a definite proportion
hardness a minerals hardness is one of the best clues to help identify which minerals it is
flouresence minerals that glow under ultra violet light have flouresence
gemstones a hard, usually colorful mineral that has a brilliant, or glassy luster
metals some minerals are the sources of metals; aluminum, iron, copper, silver, gold.
Created by: cameron13
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