V21A
Generation and Evolution of the Oceanic Lithosphere IV Posters

Tuesday, 15 December 2015: 08:00-12:20
Poster Hall (Moscone South)
Primary Conveners:  Claudio Marchesi, University of Granada, Departamento de Mineralogía y Petrología, Granada, Spain
Conveners:  V. Dorsey Wanless, Boise State University, Dept. of Geosciences, Boise, ID, United States, Eric L Mittelstaedt, University of Idaho Library, Moscow, ID, United States and Daniele Brunelli, University of Modena and Reggio Emilia, Modena, Italy
Chairs:  Claudio Marchesi, University of Granada, Departamento de Mineralogía y Petrología, Granada, Spain, V. Dorsey Wanless, Boise State University, Dept. of Geosciences, Boise, ID, United States and Eric L Mittelstaedt, University of Idaho Library, Moscow, ID, United States
OSPA Liaisons:  Claudio Marchesi, University of Granada, Departamento de Mineralogía y Petrología, Granada, Spain
 
Evidence for pervasive melt-rock reaction within the uppermost mantle at Hess Deep (70332)
Archana Sureshchandra Shejwalkar and Laurence A Coogan, University of Victoria, Victoria, BC, Canada
 
The origin of olivine-rich troctolites/plagioclase-dunites (84405)
Gordana Garapic, SUNY College at New Paltz, Department of Geology, New Paltz, NY, United States
 
A Study of Plagioclase-bearing Pyroxenites from the Ultraslow-spreading Gakkel Ridge, Arctic Ocean (68086)
Rebecca Lambert, University of Wisconsin, River Falls, River Falls, WI, United States, Allison Gale, University of Wisconsin River Falls, River Falls, WI, United States and Anette Von Der Handt, University of Minnesota, Minneapolis, MN, United States
 
Oxygen Fugacity of Abyssal Peridotites Along the Gakkel Ridge (67067)
Meena Said, Lock Haven University of Pennsylvania, Lock Haven, PA, United States, Suzanne Birner, Stanford University, Stanford, CA, United States and Elizabeth Cottrell, National Museum of Natural History, Smithsonian Institution, Department of Mineral Sciences, Washington, DC, United States
 
Unraveling the unusual morphology of the Cretaceous Dirck Hartog extinct mid-ocean ridge (71363)
Sally Joan Watson1, Joanne M Whittaker1, Jacqueline Halpin1, Simon Williams2, Luke A Milan3, Nathan R Daczko4 and Derek A Wyman5, (1)University of Tasmania, Hobart, Australia, (2)University of Sydney, Sydney, Australia, (3)University of New England Australia, Division of Earth Sciences, School of Environmental & Rural Science, Armidale, Australia, (4)Macquarie University, GEMOC and CCFS, Department of Earth and Planetary Sciences, Sydney, Australia, (5)University of Sydney, School of Geosciences, Sydney, Australia
 
Magma evolution along the East Pacific Rise between 11⁰N and 15⁰N (67922)
Christina Zerda, Yoko Miyakawa and Michael Barton, Ohio State University Main Campus, Columbus, OH, United States
 
Time and temperature dependence of the re-equilibration processes in plagioclase-hosted melt inclusions (65085)
Melissa J Drignon1, Roger L Nielsen2 and Frank J Tepley III2, (1)Oregon State University, CEOAS, Corvallis, OR, United States, (2)Oregon State University, Corvallis, OR, United States
 
Volatile, Major and Trace Element Chemistry of Olivine-Hosted Melt Inclusions and Host Glasses in Cleft and Coaxial Segments of the Juan de Fuca Ridge (74684)
Darin M Schwartz, Boise State University, Boise, ID, United States
 
High- & Low-δ18O magma: Comparative study of crustal and mantle plagiogranites from the Oman ophiolite (83489)
Rebecca Colette Alberts1, Craig B Grimes1, Juergen Koepke2, Martin Erdmann3, Kouki Kitajima4, Michael J Spicuzza4 and John W Valley4, (1)Ohio University, Athens, OH, United States, (2)Leibniz University of Hannover, Institut für Mineralogie, Hannover, Germany, (3)Leibniz University of Hannover, Hannover, Germany, (4)University of Wisconsin Madison, WiscSIMS, Dept. of Geoscience, Madison, WI, United States
 
Evolved Rocks in Ocean Islands Formed by Melting of Metasomatized Mantle (72665)
Lewis D Ashwal, University of the Witwatersrand, School of Geosciences, Johannesburg, South Africa
 
The axial melt lens as a processor of evolved melts at fast-spreading mid-ocean ridges (69510)
Matthew Phillip Loocke1, Johan C J Lissenberg2 and Christopher J MacLeod1, (1)Cardiff University, School of Earth & Ocean Sciences, Cardiff, CF24, United Kingdom, (2)Cardiff University, Cardiff, United Kingdom
 
Timescales of rhyolite formation at a mid-ocean ridge: Alarcon Rise segment of the northern East Pacific Rise. (80339)
Brian M Dreyer1,2, David A Clague2, Ryan A Portner3, Daniel P Miggins4 and Matthew A Coble5, (1)University of California Santa Cruz, Santa Cruz, CA, United States, (2)Monterey Bay Aquarium Res Inst, Moss Landing, CA, United States, (3)Brown University, Providence, RI, United States, (4)Oregon State University, Corvallis, OR, United States, (5)Stanford University, Stanford, CA, United States
 
Geochemistry, Petrology, and Provenance of Magnetite-Rich Ortaklar Cu Deposit Hosting Basalts from Koçali Complex, Gaziantep, Turkey (77493)
EunJi Yun1, Insung Lee1, Jisuk Kang1, Cahit Dönmez2 and Nail Yildirim3, (1)Seoul National University, Seoul, South Korea, (2)MTA Genel Müdürlüğü, Maden Etüt ve Arama Dairesi, Ankara, Turkey, (3)MTA Orta Anadolu 4. Bölge Müdürlüğü, Malatya, Turkey
 
Extent and impact of Cretaceous magmatism on the formation and evolution of Jurassic oceanic crust in the western Pacific (67989)
Helen Feng, Woods Hole Oceanographic Institution, Geology and Geophysics, Woods Hole, MA, United States
 
Tectonic Evolution of the Jurassic Pacific Plate (77208)
Masao Nakanishi, Chiba University, Chiba, Japan and Takemi Ishihara, Geological Survey Japan, Tsukuba, Japan
 
Temporal and spatial variations in seismicity of fast-slipping oceanic transform faults at the East Pacific Rise (72303)
Qiu Zhong, SCSIO South China Sea Institute of Oceanology, Chinese Academy of Sciences, Guangzhou, China, Jian Lin, Woods Hole Oceanographic Institution, Woods Hole, MA, United States and Tingting Zheng, Tongji University, Shanghai, China
 
Interplay between tectonic and volcanic processes along the East Pacific Rise, 16°N (82541)
Morgane Le Saout, Monterey Bay Aquarium Research Institute, Watsonville, CA, United States, Remy Thibaud, Ecole Navale, Brest, France and Pascal Gente, Université de Bretagne Occidentale, Brest, France
 
Crustal accretion at fast spreading ridges and implications for hydrothermal circulation (66137)
Sonja Theissen-Krah, GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany and Lars Rupke, GEOMAR, Kiel, Germany
 
Constraining formation of the Eggvin Bank (West of Jan Mayen, N. Atlantic) from OBS data (58487)
Pingchuan Tan1, Asbjorn J Breivik1, Rolf Mjelde2 and Ryosuke Azuma3, (1)University of Oslo, Department of Geoscience, Oslo, Norway, (2)University of Bergen, Bergen, Norway, (3)Tohoku University, Research Center for Prediction of Earthquake and Volcanic Eruption, Sendai, Japan
 
Evolution of stress in the oceanic lithosphere and oceanic intraplate earthquakes; implication for aseismic stress release (71386)
Ryohei Sasajima and Takeo Ito, Nagoya University, Nagoya, Japan
 
How concentration of porosity, crack shape, and crack wall asperity control the seismic structure of the upper oceanic crust (72469)
Emanuele Fontana1, Lisa A Gilbert2, Nicoletta Marinoni1 and Paola Tartarotti1, (1)Università degli Studi di Milano, Department of Earth Sciences, Milano, Italy, (2)Williams College and Williams-Mystic, Geosciences and Marine Science, Mystic, CT, United States
 
Porosity estimates of the upper crust in the Endeavour segment of the Juan de Fuca Ridge (85313)
Eunyoung Kim, Seoul National University, Seoul, South Korea
 
Seismic structure of oceanic crust at ODP borehole 504B: Investigating anisotropy and layer 2 characteristics (73092)
Emma P. M. Gregory, University of Durham, Durham, DH1, United Kingdom
 
Crustal thickness of the Ontong Java Plateau and deep reflections near the base of its crust (85146)
Seiichi Miura1, Gou Fujie1, Taro Shirai1, Naoto Noguchi1, Shuichi Kodaira1, Millard F Coffin2, Simon Kawagle3 and Ronald Verave4, (1)JAMSTEC Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan, (2)University of Tasmania, Hobart, Australia, (3)University of Papua New Guinea, Port Moresby, Papua New Guinea, (4)Mineral Resources Authority of Papua New Guinea, Port Moresby, Papua New Guinea
 
Seismic structure of an amagmatic section of the ultra-slow spreading South West Indian Ridge: the 2014 Sismosmooth cruise (69512)
Sylvie D Leroy1,2, Mathilde Cannat3, Ekeabino Imoitsike Momoh3, Satish Chandra Singh3, Louise Watremez4, Daniel Sauter5, Julia Autin5, Keith E Louden6, Mladen R Nedimovic6, Romuald Daniel3, Aurelie Jourdain7, Gabriel Huot7, Lionel Sergent8 and Shiou-Ya Wang9, (1)University Pierre and Marie Curie Paris VI, istep, Paris, France, (2)Sorbonne Universités, UPMC & CNRS, Paris, France, (3)IPGP & CNRS, Paris Cedex 05, France, (4)University of Southampton, Southampton, United Kingdom, (5)EOST École et Observatoire des Sciences de la Terre, Strasbourg Cedex, France, (6)Dalhousie University, Halifax, NS, Canada, (7)Institut de Physique du Globe de Paris, Paris, France, (8)Mines Paris Tech, Paris, France, (9)Institute of Geophysics National Central University, Jhongli, Taiwan
 
Asymmetric crustal structure of the slow-spreading Mohns Ridge (68323)
Tao Zhang, Second Institute of Oceanography, State Oceanographic Administration of China, Hangzhou, China
 
Periodic Magmatic Events on Slow-Spreading Mid-Ocean Ridges: Evidence from the North Kolbeinsey Ridge, Atlantic. (72463)
Isobel A Yeo, GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany
 
Insights on the Nature of the Geophysical Crust at a Melt-starved Slow-spreading Mid-oceanic Ridge (77622)
Ekeabino Imoitsike Momoh, Institut de Physique du Globe de Paris, Paris, France
 
Wide-Angle Refraction Tomographic Inversion of Mid Cayman Spreading Center and its Oceanic Core Complex, CaySEIS Experiment (73005)
Jennifer Harding1, Harm J Van Avendonk1, Nicholas W Hayman2, Ingo Grevemeyer3, Christine Peirce4, Anke Dannowski3 and Cord A Papenberg3, (1)University of Texas at Austin, Austin, TX, United States, (2)Institute for Geophysics, Austin, TX, United States, (3)GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany, (4)University of Durham, Durham, DH1, United Kingdom
 
Seismic refraction data constrain along-axis structure of the Mid-Cayman spreading center (73221)
Harm J Van Avendonk1, Nicholas W Hayman2, Jennifer Harding1, Ingo Grevemeyer3, Christine Peirce4, Anke Dannowski3 and Cord A Papenberg3, (1)University of Texas at Austin, Austin, TX, United States, (2)Institute for Geophysics, Austin, TX, United States, (3)GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany, (4)University of Durham, Durham, DH1, United Kingdom
 
A New Look at the Bathymetric and Potential-Field Structure of the Cayman Trough via CaySEIS (72914)
Nicholas W Hayman1, Jennifer Harding1, Harm J Van Avendonk1, Christine Peirce2, Ingo Grevemeyer3, Anke Dannowski3 and Cord A Papenberg3, (1)University of Texas, Institute for Geophysics, Austin, TX, United States, (2)University of Durham, Durham, DH1, United Kingdom, (3)GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany
 

The Tasmantid Seamounts: A window into the structural inheritance of ocean floor fabric (70117)

Fred D Richards, University of Cambridge, Earth Sciences (Bullard Laboratories), Cambridge, United Kingdom, Lara M Kalnins, University of Durham, Durham, United Kingdom, Anthony Brian Watts, University of Oxford, Earth Sciences, Oxford, United Kingdom, Benjamin E Cohen, Scottish Universities Environmental Research Center at the University of Glasgow, East Kilbride, United Kingdom and Robin J Beaman, James Cook University, College of Science, Technology and Engineering, Cairns, Australia
 
The effects of plate-bending-related aquifer thickening on temperatures in the Japan Trench subduction zone (58833)
Glenn A Spinelli, New Mexico Tech, Socorro, NM, United States
 
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