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science chapter four

worddefinition
mineral *natrually occuring *inorganic *solid *definate chemical combonation *crystal shape
inorganic not made of living things
crystal a solid with a repeating molecule pattern
luster how it reflects light
hardness how hard it is. the ablity of a mineral to resist being scratched
streak the color of a minerals powder when it rubbed aginst a hard surface
density mass in a given space
cleavage when a mieral breaks along a smooth definate surface
fracture breaks that is rough and jagged
ore a form of rock that meatals and nonmeatels can taken from in useable amounts
metal *element *shiny *conducts heat and elctricity *easily shaped
nonmeatal *element *dull surface *poor conductor of heat and electricity
gemstone *hard *beautiful *durable used in jwelery
rock hard substance made of one or more mineral or mineral like substances
igneous fromed from molten rock
sedimentary formed by the compacting or cementing of sediments
sediment particles of a rock
metamorphic changed in form as a result of a chemical reaction
rock cycle the process of the cycle of rock continually changing
extruive rock a indigous rock formed by LAVA
intruive rock indgous rock formed by MAGMA
clastic rock sedimentary rock formed from fragments of prevouisly exsisting rocks
organic rock a sedimentary rock directly formed from a living thing
chemical rock non clastic sedimentary rock formed by evaperation
metamorphism the way a metamorphic rock is formed
Created by: sam bam365
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