Serpentinized mantle exhumation versus magmatic accretion at ultraslow spreading rates: constraints from seismic data and Vp/Vs ratios, Mid-Cayman Spreading Centre, Caribbean Sea


Ingo Grevemeyer1, Nicholas W Hayman2, Christine Peirce3, Michaela Schwardt4, Harm J Van Avendonk5, Anke Dannowski1 and Cord A Papenberg1, (1)GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany, (2)University of Oklahoma, Oklahoma Geological Survey, Norman, United States, (3)University of Durham, Durham, United Kingdom, (4)University of Kiel, Institute of Geosciences, Kiel, Germany, (5)University of Texas at Austin, Institute for Geophysics, Austin, TX, United States