A Tangled Web? Generation and Transport of Fluids, Volatiles, and Melts in Subduction Zones from Source to Surface II Posters

Thursday, 17 December 2015: 13:40-18:00
Poster Hall (Moscone South)
Primary Conveners:  Julia Ribeiro, University of Texas at Dallas, Dallas, TX, United States
Conveners:  Christy B. Till, Arizona State University, School of Earth & Space Exploration, Tempe, AZ, United States, Leif Karlstrom, Stanford University, Stanford, CA, United States and Horst Marschall, Woods Hole Oceanographic Inst., Woods Hole, MA, United States
Chairs:  Christy B. Till, Arizona State University, School of Earth & Space Exploration, Tempe, AZ, United States, Julia M Ribeiro, Rice University, Houston, TX, United States, Horst Marschall, Woods Hole Oceanographic Institution, Woods Hole, MA, United States and Leif Karlstrom, University of Oregon, Eugene, OR, United States
OSPA Liaisons:  Leif Karlstrom, University of Oregon, Eugene, OR, United States
Amphibious Magnetotelluric Investigation of the Aleutian Arc: Mantle Melt Generation and Migration beneath Okmok Caldera (83941)
Georgianna Zelenak, Scripps Institution of Oceanography, La Jolla, CA, United States, Kerry Key, Institute of Geophysics and Planetary Physics La Jolla, La Jolla, CA, United States, Ninfa L Bennington, University of Wisconsin, Madison, WI, United States and Paul Bedrosian, USGS, Denver, CO, United States
Pressure Wave Propagation along the Décollement of the Nankai Accretionary Wedge: Implications for Aseismic Slip Events (82413)
Ajit Joshi and Martin S Appold, University of Missouri Columbia, Department of Geological Sciences, Columbia, MO, United States
Water Input and Water Release from the Subducting Nazca Plate along Southern Central Chile (33°S-46°S) (62090)
Michael Stipp, GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany and David Voelker, University of Bremen, Bremen, Germany
The role of bend faults on slab serpentinization at the Nicaraguan convergent margin (82219)
Shreya Singh, Virginia Polytechnic Institute and State University, Blacksburg, VA, United States
Boron desorption in subduction forearcs: Systematics and implications for the origin and transport of deeply-sourced fluids (78717)
Demian M Saffer, Pennsylvania State University, University Park, PA, United States and Achim Kopf, MARUM - University of Bremen, Bremen, Germany
Boron Isotopic Compositions of High-Pressure Hydrous Phases from the Slab-Mantle Wedge Interface (85219)
Meghan R Guild1, Christy B. Till2, Richard L Hervig1 and Simon Wallis3, (1)Arizona State University, Tempe, AZ, United States, (2)Arizona State University, School of Earth & Space Exploration, Tempe, AZ, United States, (3)Nagoya University, Nagoya, Japan
Tracing slab dehydration using neon and argon isotope systematics in high pressure minerals (83169)
Andrew Smye, University of Oxford, Dept of Earth Sciences, Oxford, United Kingdom
Numerical modeling of fluid migration in subduction zones (79468)
Marius Jan Walter1, Javier Quinteros2 and Stephan V. Sobolev2, (1)GFZ German Research Centre for Geoscience, Potsdam, Germany, (2)Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences, Potsdam, Germany
Saline Fluids in Subduction Channels and Mantle Wedge (85510)
Tatsuhiko Kawamoto, Kyoto University, Kyoto, Japan
Arc Magma Genesis from Melting of Mélange Diapirs (75035)
Alicia M Cruz-Uribe1,2, Horst Marschall1 and Glenn A Gaetani1, (1)Woods Hole Oceanographic Institution, Woods Hole, MA, United States, (2)University of Maine, School of Earth and Climate Sciences, Orono, ME, United States
Investigating Compositional Links Between Arc Magmas And The Subducted Altered Oceanic Crust (81207)
Susanne M Straub, Lamont Doherty Earth Observato, Palisades, NY, United States
Andesite Magmas are Produced along Oceanic Arcs where the Crust is Thin: Evidence from Nishinoshima Volcano, Ogasawara Arc, Japan (77531)
Yoshihiko Tamura1, Osamu Ishizuka2, Tomoki Sato1 and Alex RL Nichols1, (1)JAMSTEC Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan, (2)Geological Survey of Japan, Tsukuba, Ibaraki, Japan
Magma generation process beneath volcanic front of Kyushu arc, southwest Japan (78163)
Tomohisa Tamura, West Japan Engineering Consultants, Washington, DC, United States
A new olivine-melt thermometer/hygrometer based on Ni partitioning (66739)
Xiaofei Pu1, Rebecca Ann Lange2 and Gordon M Moore2, (1)University of Michigan Ann Arbor, Ann Arbor, MI, United States, (2)University of Michigan, Ann Arbor, MI, United States
Southward Ejection of Subcontinental Lithosphere and large-scale Asthenospheric Enrichment beneath central Chile resulting from Flat Subduction (64225)
Kaj Hoernle1, Guillaume Jacques1, Bruce F Schaefer2, Folkmar Hauff1, James Gill3, Paul M Holm4, Ilya N Bindeman5, Andres Folguera6, Luis Lara7 and Victor A Ramos6, (1)GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany, (2)Macquarie University, Sydney, Australia, (3)University of California Santa Cruz, Santa Cruz, CA, United States, (4)University of Copenhagen, Copenhagen, Denmark, (5)University of Oregon, Department of Geological Sciences, Eugene, OR, United States, (6)Instituto de Estudios Andinos, Universidad de Buenos Aires, Argentina, (7)SERNAGEOMIN National Geology and Mining Service, Santiago, Chile
Melt Inclusion Evidence for Subduction-modified Mantle Beneath the Woodlark Spreading Center, Solomon Islands (83326)
John Chadwick, College of Charleston, Charleston, SC, United States
Striking Local Distinctions in Basaltic Melts within Nicaraguan Cross-arc Lineaments (69833)
Xai Her1, James A Walker1 and Kurt Roggensack2, (1)Northern Illinois University, DeKalb, IL, United States, (2)Arizona State Univ, Tempe, AZ, United States
The first allanite-bearing eclogite xenolith in kimberlite (63584)
Stephanie Trojman-Nichols, University of Alberta, Edmonton, AB, Canada and Larry Heaman, University of Alberta, Earth and Atmospheric Sciences, Edmonton, AB, Canada