How Recycling of Sediments and Oceanic Crust Have Changed the Nd-Hf Isotopic Composition of the Mantle through Time

Marion Garcon, Carnegie Inst Washington, Department of Terrestrial Magnetism, Washington, DC, United States; Laboratoire Magmas et Volcans, Clermont-Ferrand Cedex, France, Richard Carlson, Carnegie Inst Washington, Earth and Planets Laboratory, Washington, United States, Steven B Shirey, Carnegie Institution for Science, Earth and Planets Laboratory, Washington, United States, Catherine Chauvel, Institut de Physique du Globe de Paris, Sorbonne Paris Cité, Université Paris Diderot, Paris, France and Nicholas T Arndt, Université Grenoble Alpes, ISTerre, Grenoble, France