Coesite | mineral | BritannicaJan 8, 2019 . There coesite was formed from quartz under the high temperature and pressure generated by the large meteorite's impact. It has since been.impact coesite crusher pasir,Coesite, Stishovite, Diamonds, Tektites, Impact Metamophism, and .Although frequently obscured by time, evidence of meteorite impacts is abundant. . Coesite had never been found in any naturally occurring rock, until close.Coesite - WikipediaCoesite is a form (polymorph) of silicon dioxide SiO2 that is formed when very high pressure . After this report, the presence of coesite in unmetamorphosed rocks was taken as evidence of a meteorite impact event or of an atomic bomb.
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