Seismogenesis in the Lower Zone of Double Seismic Zones by Shear Instabilities in Carbonate Domains in Subducting Oceanic Lithosphere

Stephen H Kirby, USGS Western Regional Offices Menlo Park, Menlo Park, CA, United States; USGS Retired, Menlo Park, CA, United States and Peter B Kelemen, Lamont Doherty Earth Observatory, Columbia University, Palisades, NY, United States