Metasomatic Enrichment of Oceanic Lithospheric Mantle Documented by Petit-Spot Xenoliths

Sebastien Pilet, University of Lausanne, Institute of Earth Sciences, Lausanne, Switzerland, Natsue Abe, Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Mantle Drilling Promotion Office, MarE3, Yokohama, Japan, Laetitia Rochat, University of Lausanne, Lausanne, Switzerland, Naoto Hirano, Tohoku University, Center for Northeast Asian Studies, Sendai, Japan, Shiki Machida, JAMSTEC Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan, Mary-Alix Kaczmarek, GET Géosciences Environnement Toulouse, Toulouse, France and Othmar Muntener, University of Lausanne, Institute of mineralogy and geochemistry, Lausanne, Switzerland