Cratonic High-Conductivity Zones of the US Midcontinent, Based on Magnetotelluric Studies: Insight into Northwest-Trending Long-Lived Fault Zones

Stephen Marshak, University of Illinois at Urbana Champaign, Urbana, IL, United States, Benjamin S Murphy, USGS, Geologic Hazards Science Center, Golden, CO, United States, Michael S. DeLucia, Eastern Kentucky University, Physics, Geoscience, and Astronomy, Richmond, United States, Dhananjay Ravat, University of Kentucky, Lexington, KY, United States and Paul Bedrosian, U.S. Geological Survey, Geology, Geophysics, and Geochemistry Science Center, Denver, United States