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Peer reviewedMcCartney, Kevin; Loper, David E. – Journal of Geological Education, 1989
Discusses the origin of the catastrophic event as to whether it was an episodic process or of extraterrestrial or endogenous origin. Develops a model of a volcanic mechanism to produce shocked quartz like those found in the Deccan basalts. (MVL)
Descriptors: College Science, Crystallography, Earth Science, Geology
