The Subduction of an Exhumed and Serpentinized Magma-Poor Basement Beneath the Northern Lesser Antilles Reveals the Early Tectonic Fabric at Slow-Spreading Mid-Oceanic Ridges

Boris Marcaillou, GEOAZUR - University of Nice-Sophia Antipolis, Nice, France, Frauke Klingelhoefer, Geo-Ocean, Univ Brest, CNRS, Ifremer, UMR6538, Plouzané, France, Muriel Laurencin, IUEM, LGO UMR 6538, Plouzané, France, Youssef Biari, IFREMER, Plouzané, France, David Graindorge, Geo-Ocean, Univ Brest, CNRS, Ifremer, UMR5638, Plouzané, France, Lebrun Jean-Frederic, Antilles University, Pointe a Pitre, Guadeloupe, Mireille Laigle, GeoAzur, Valbonne, France and Serge Lallemand, UMR5243 Geosciences Montpellier, CNRS, Montpellier, France