Toward Constraining Subduction Zone Dynamics II

Friday, 19 December 2014: 1:40 PM-3:40 PM
Chairs:  Rhodri Davies, Australian National University, Canberra, ACT, Australia and Saskia D B Goes, Imperial College London, London, SW7, United Kingdom
Primary Conveners:  John Huw Davies, Cardiff Univ, Cardiff, United Kingdom
Co-conveners:  Rhodri Davies, Australian National University, Canberra, ACT, Australia, Fabio a Capitanio, Monash University, Melbourne, VIC, Australia and Saskia D B Goes, Imperial College London, London, SW7, United Kingdom
OSPA Liaisons:  Rhodri Davies, Australian National University, Canberra, ACT, Australia

Abstracts Submitted to this Session:

1:40 PM
Constraining Slab Sinking on a Whole-Mantle Scale: Quantitative Integration of Surface and Sub-Surface Observations from Geophysics and Geology
Karin Sigloch, University of Oxford, Oxford, United Kingdom and Mitch G Mihalynuk, Geological Survey and Resource Development Branch, British Columbia Ministry of Energy and Mines, Victoria, BC, Canada
1:55 PM
Circum-Slab Mantle Deformation: Insights from Finite Strain and Seismic Anisotropy
Jeanette F Di Leo1, Zhong-Hai Li2, Neil M Ribe3, Andrew Walker1,4, James M Wookey5 and J Michael Kendall5, (1)University of Bristol, Bristol, United Kingdom, (2)Chinese Academy Geological Sciences, Beijing, China, (3)University of Paris-Sud 11, Orsay, France, (4)University of Leeds, School of Earth and Environment, Leeds, United Kingdom, (5)University of Bristol, Bristol, BS8, United Kingdom
2:10 PM
Architecture and Kinematics of the Taiwan Arc-Continent Collision
Sara Carena1, John Suppe2, Yih-Min Wu2 and Ravi V S Kanda2,3, (1)Ludwig Maximilian University of Munich, Munich, Germany, (2)NTU National Taiwan University, Taipei, Taiwan, (3)Utah State University, Geology, Logan, UT, United States
2:25 PM
Subduction Initiation in Eastern Indonesia
Robert Hall, Royal Holloway University of London, Egham, TW20, United Kingdom
2:40 PM
Mechanism for Normal Faulting in the Subducting Plate at the Mariana Trench
Zhiyuan Zhou1,2, Jian Lin2, Mark D Behn2 and Jean-Arthur L Olive3, (1)Tongji University, Shanghai, China, (2)Woods Hole Oceanographic Inst, Woods Hole, MA, United States, (3)WHOI, Woods Hole, MA, United States
2:55 PM
Seismic Structure in Southern Peru: Evidence for a Smooth Contortion Between Flat and Normal Subduction of the Nazca Plate
Sara L Dougherty and Robert W Clayton, California Institute of Technology, Pasadena, CA, United States
3:10 PM
Observations and modeling of the crustal structure and Moho strength variation along the Lesser Antilles Arc
David Schlaphorst1, J Michael Kendall2, Jon D Blundy1, Elena Melekhova1, Brian Baptie3, Joan L Latchman4, Marie-paule Bouin5 and Stephen Tait5, (1)University of Bristol, School of Earth Sciences, Bristol, United Kingdom, (2)University of Bristol, School of Earth Sciences, Bristol, BS8, United Kingdom, (3)British Geological Survey, Edinburgh, United Kingdom, (4)University of the West Indies, Seismic Research Center, St Augustine, Trinidad and Tobago, (5)Institut de Physique du Globe de Paris, Paris, France
3:25 PM
Lattice-preferred Orientation and Volatile Content of Olivine in Arc Mantle Lithosphere, Based on Xenoliths from the Sierra Nevada Batholith, California
Emily J Chin1,2, Greg Hirth1, Alberto E Saal2 and John M Eiler3, (1)Brown Univeristy, Providence, RI, United States, (2)Brown University, Department of Geological Sciences, Providence, RI, United States, (3)Caltech, Pasadena, CA, United States
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