The record of mantle heterogeneity preserved in Earth’s oceanic crust

Kevin W Burton1, Ian J. Parkinson2, Pierre Schiano3, Abdelmouhcine Gannoun4 and Muriel Laubier4, (1)Durham University, Durham, United Kingdom, (2)University of Bristol, School of Earth Sciences, Bristol, United Kingdom, (3)Laboratoire Magmas et Volcans, Université Clermont Auvergne, Aubière, France, (4)Laboratoire Magmas et Volcans, Clermont-Ferrand Cedex, France