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18 terms

SBS Finals C3

Earth Science 6th Grade
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luster
the way in which a mineral reflects light
density
the ratio of mass of a substance to the volume of the substance
mineral
a naturally formed, inorganic solid, not made in a lab, has a definite crystalline structure
hardness
a mineral's resistance to being scratched
atom
the smallest part of an element that has all the properties of that element
crystal
a solid whose atoms, ions, or molecules are arranged in a definite pattern
element
a substance that cannot be separated or broken down into simpler substances by chemical means
silicate
type of mineral that contains oxygen and silicon
hardness
a measure of the ability of a mineral to resist scratching
streak
the color of the powder of a mineral
native element
a mineral that is made up of only one element
non-silicate mineral
a mineral that does not contain compounds of silicon and oxygen
mineral
a naturally formed, inorganic solid that has a definite crystalline structure
streak plate
a piece of unglazed porcelain
ore
a natural material whose concentration of economically valuable minerals is high enough for the material to be mined profitably
metamorphism
takes place when changes in pressure, temperature, or chemical make up alter a rock
fracture
the manner in which a mineral breaks along either curved or irregular surfaces
cleavage
the splitting of a mineral along smooth, flat surfaces