Extensional unroofing of the metamorphic core of the southern Appalachian orogen prior to the breakup of Pangea: Insights from 40Ar/39Ar thermochronology

Chong Ma1, David A Foster2, Willis E Hames1 and Paul A Mueller2, (1)Auburn University, Geosciences, Auburn, AL, United States, (2)University of Florida, Geological Sciences, Gainesville, FL, United States