Macro-scale Tectonics of the Eastern North American Shield: Insights from a new Absolute P-wave Tomographic Model for North America.

Alistair Boyce1, Ian D Bastow2, Eva Marie Golos3, Scott Burdick4, Robert D van der Hilst3 and Stephane Rondenay5, (1)Imperial College London, London, United Kingdom, (2)Imperial College London, London, SW7, United Kingdom, (3)Massachusetts Institute of Technology, Cambridge, MA, United States, (4)Wayne State University, Geology Department, Detroit, MI, United States, (5)University of Bergen, Bergen, Norway