Detrital Zircon Geochronology Across the Chopawamsic Fault, Western Piedmont of North-Central Virginia: Implications for the Main Iapetan Suture in the Southern Appalachian Orogen - Hughes, K. Stephen ; Hibbard, James P. ; Pollock, Jeffrey C. ; Lewis, David J. ; Miller, Brent V. (Geoscience Canada, 2014)