MECHANICAL MIXING AND METAMORPHISM OF MAFIC AND ULTRAMAFIC LITHOLOGIES DURING MYLONISIS AT THE ST. PAUL TRANSFORM SYSTEM, MID-ATLANTIC RIDGE

Álden Adrião1,2, Marcia Maia1, Christophe Hemond3, Mary-Alix Kaczmarek4, Anne Briais5, Clément Vincent1 and Daniele Brunelli2,6, (1)IUEM Institut Universitaire Européen de la Mer, UMR UBO-CNRS 6538 Géosciences Océan, Plouzané, France, (2)University of Modena and Reggio Emilia, Dipartimento di Scienze Chimiche e Geologiche, Modena, Italy, (3)Geo-Ocean UMR6538, CNRS-Ifremer-UBO-UBS, Plouzané, France, (4)GET Géosciences Environnement Toulouse, Toulouse, France, (5)CNRS GET Géosciences Environnement Toulouse, Toulouse, France, (6)Woods Hole Oceanographic Institution, Woods Hole, United States