Early Terrestrial Mantle Differentiation Recorded in Paleoarchean Komatiites

Igor S Puchtel, University of Maryland College Park, Department of Geological, Environmental, and Planetary Sciences, College Park, United States, Janne Blichert-Toft, Ecole Normale Supérieure de Lyon, CNRS, and Université de Lyon, Lyon, France, Mathieu Touboul, University of Maryland College Park, Geology, College Park, MD, United States, Mary F Horan, Carnegie Institution for Science Washington, Washington, DC, United States and Richard J Walker, University of Maryland College Park, Department of Geological, Environmental and Planetary Sciences, College Park, United States