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Showing 1 to 1 of 1 for “"Intracratonic deformation"”.
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Mesoproterozoic tectonic evolution of southwestern North America : protracted intracratonic deformation, sedimentation, and differential exhumation in Grand Canyon and the Rocky Mountain Region
… States. It provides an exceptional record of intracratonic basin formation and associated tectonics kinematically compatible with protracted "Grenville-age" NW-directed shortening. New U/Pb age determinations from tephra at the base of the Unkar Group date the onset of deposition at ca. 1254 …