Geophysical and geochemical models help constrain the relative importance of oceanic and continental crust recycling

Peter E van Keken1, Timothy D Jones2, Rosie Jones3, Nathan Sime4, Jonathan Tucker5, Ross Maguire6, Jeroen Ritsema7 and Chris J Ballentine3, (1)Carnegie Institution for Science, Department of Terrestrial Magnetism, Washington, DC, United States, (2)Carnegie Institution for Science Washington, Washington, United States, (3)University of Oxford, Department of Earth Sciences, Oxford, United Kingdom, (4)Carnegie Institution for Science Washington, Department of Terrestrial Magnetism, Washington, United States, (5)Carnegie Institution for Science, Department of Terrestrial Magnetism, Washington, MA, United States, (6)University of New Mexico Main Campus, Albuquerque, MI, United States, (7)Univ Michigan, Ann Arbor, MI, United States