CROSS, Andrew1, FAN, Sheng2, PRIOR, David2, SKEMER, Philip3, GOLDSBY, David4, HAGER, Travis4, KIDDER, Steven5, NEGRINI, Marianne2, QI, Chao6 and STIPP, Michael7, (1)Department of Geology and Geophysics, Woods Hole Oceanographic Institution, 266 Woods Hole Rd, MS #08, Woods Hole, MA 02543-1535, (2)Department of Geology, University of Otago, 360 Leith Street, Dunedin, 9016, New Zealand, (3)Dept. of Earth and Planetary Sciences, Washington University in St Louis, Saint Louis, MO 63130, (4)Department of Earth and Environmental Science, University of Pennsylvania, 251 Hayden Hall, 240 South 33rd Street, Philadelphia, PA 19104, (5)Department of Earth and Atmospheric Sciences, City College of New York, 160 Convent Avenue, New York, NY 10031, (6)Institute of Geology and Geophysics, Chinese Academy of Sciences, 19 Beitucheng Western Road, Chaoyang District, Beijing, 100029, China, (7)Institute of Geosciences, Martin-Luther-University Halle-Wittenberg, von-Seckendorff-Platz 3, Halle, 06120, Germany