coesite Hear it!

coesite definition

coes·ite (zīt′, -sīt′)

noun

a very hard, monoclinic form of silica, SiO, produced under very great pressure and found in the sandstone of large meteor craters

Etymology: after Loring Coes, Jr. (1915-78), U.S. chemist + -ite

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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