T13A:
Behavior of the Lower Crust and the Brittle-Ductile Transition in Continental Deformation I Posters

Session ID#: 3498

Monday, 15 December 2014: 1:40 PM-6:00 PM
Poster Hall (Moscone_South)
Chairs:  Gary J Axen, New Mexico Institute of Mining and Technology, Earth and Environmental Science, Socorro, NM, United States and Jolante van Wijk, New Mexico Institute of Mining and Technology, Earth & Environmental Science, Socorro, United States
Primary Convener:  Jolante van Wijk, New Mexico Institute of Mining and Technology, Earth & Environmental Science, Socorro, United States
Co-conveners:  Gary J Axen, New Mexico Institute of Mining and Technology, Earth and Environmental Science, Socorro, NM, United States and Claire A Currie, University of Alberta, Department of Physics, Edmonton, AB, Canada
OSPA Liaison:  Jolante van Wijk, New Mexico Institute of Mining and Technology, Earth & Environmental Science, Socorro, United States
Co-Sponsor(s):
  • MR - Mineral and Rock Physics
  • S - Seismology
Index Terms:

8110 Continental tectonics: general [TECTONOPHYSICS]
8120 Dynamics of lithosphere and mantle: general [TECTONOPHYSICS]
8159 Rheology: crust and lithosphere [TECTONOPHYSICS]
8164 Stresses: crust and lithosphere [TECTONOPHYSICS]
Virtual Option?: No

Abstracts Submitted to this Session:

 
T13A-4608
Lithospheric Decoupling and Rotations: Hints from Ethiopian Rift (8473)
Dr. Ameha Atnafu Atnafu Muluneh, PhD, Addis Ababa University, School of Earth Sciences, Addis Ababa, Ethiopia, Marco Cuffaro, IGAG-CNR, Rome, Italy, Carlo Doglioni, Sapienza University of Rome, Rome, Italy and Tesfaye Birke Kidane, Addis Ababa University, Addis Ababa, Ethiopia
 
T13A-4609
Continental Rifts: Lithospheric Weakness and Strength Contrasts as Triggers for Necking Instabilities (18167)
Stefanie Wenker and Chris Beaumont, Dalhousie University, Halifax, NS, Canada
 
T13A-4610
Does Crustal Rheology Impact Melt Composition during Continental Break-up? (6388)
John J Armitage1, Kenni Dinesen Petersen2 and Marta Perez-Gussinye1, (1)Royal Holloway University of London, Egham, United Kingdom, (2)Aarhus University, Department of Geoscience, Aarhus, Denmark
 
T13A-4611
Two-Mode Growth of the Tibetan Plateau (5636)
Mian Liu, University of Missouri, Geological Sciences, Columbia, United States and Yujun Sun, Chinese Academy of Geological Sciences, Sinoprobe Center, Beijing, China
 
T13A-4612
Formation of Retro-Wedges during Collision: Insights from Analog and Numerical Modeling (6801)
Ernst Willingshofer1, Katharina Vogt1, Dimitrios Sokoutis2 and Liviu-Ciprian Matenco2, (1)Utrecht University, Utrecht, Netherlands, (2)Utrecht University, Utrecht, 3584, Netherlands
 
T13A-4613
Modes of continental extension in a lithospheric wedge (30847)
Guangliang Wu, University of Texas at Austin, Jackson School of Geosciences, Austin, TX, United States, Yanhui Suo, Ocean University of China, Qingdao, China and Eunseo Choi, PhD, University of Memphis, Center for Earthquake Research and Information, Memphis, TN, United States
 
T13A-4614
Diverse Pseudotachylites Associated with the Whipple Detachment Fault: Implications for Seismogenesis on Low-Angle Normal Faults (10826)
Emilie Gentry1, Whitney M Behr2 and Stephanie Wafforn1, (1)University of Texas at Austin, Austin, TX, United States, (2)Structural Geology & Tectonics Group, Dept. of Earth & Planetary Sciences, ETH Zürich, Zürich, Switzerland
 
T13A-4615
The Ray Corner High Strain Zone of the Norumbega Fault System in Maine: A Complex History of Ductile Shear, Brittle Deformation, and Paleoseismicity (15714)
David P West Jr1, Stephen G Pollock2, Won Joon Song3, Nancy Price4 and Scott E Johnson3, (1)Middlebury College, Middlebury, VT, United States, (2)University of Southern Maine, Gorham, ME, United States, (3)University of Maine, School of Earth and Climate Sciences, Orono, ME, United States, (4)Portland State University, Portland, OR, United States
 
T13A-4616
Structural Evidence for Fluid-Assisted Shear Failure within a Ductile Shear Zone (14251)
Katharine Compton and James D Kirkpatrick, Colorado State University, Fort Collins, CO, United States
 
T13A-4617
Improved image of a large Moho step in the continental lithosphere: the Taranaki-Ruapehu Line, New Zealand. (14525)
Jesse-Lee Dimech, Victoria University of Wellington, Wellington, New Zealand, Oliver Salz Boyd, USGS Geologic Hazards Science Center, Denver, CO, United States and Tim A Stern, Victoria University of Wellington, School of Earth Sciences, Wellington, New Zealand
 
T13A-4618
Crustal Viscosity Structure Estimated from Multi-Phase Mixing Theory (9622)
William Joseph Shinevar, Brown University, Providence, RI, United States, Mark D Behn, Boston College, Earth and Environmental Sciences, Chestnut Hill, MA, United States and Greg Hirth, Brown University, Department of Earth, Environmental and Planetary Sciences, Providence, RI, United States
 
T13A-4619
FTIR Maps and Spatial Distributions of OH in Caledonide and Himalayan Shear Zones: Implications for Dislocation Creep and Water Weakening (2396)
Andreas K Kronenberg, Texas A&M University, Department of Geology and Geophysics, College Station, United States, Hasnor F.B. Hasnan, Texas A & M Univ, College Station, TX, United States, Caleb W Holyoke III, University of Akron, Department of Geosciences, Akron, United States, Johannes A. Kronenberg, University of Chicago, Mathematics, Chicago, IL, United States, Richard Derek Law, Virginia Tech, Blacksburg, VA, United States and Jay B Thomas, Syracuse University, Department of Earth and Environmental Sciences, Syracuse, NY, United States
 
T13A-4620
Development of kink bands in granodiorite: Effect of mechanical heterogeneities, fault geometry, and friction (20688)
Tanvi Dhiren Chheda1, Johanna M Nevitt2 and David D Pollard2, (1)Cornell University, Ithaca, NY, United States, (2)Stanford University, Stanford, CA, United States
 
T13A-4621
Modeling Deformation Processes of Northeastern Japan Island Arc Considering Rheological Structure Affected by Hot Mantle Fingers (20836)
Bunichiro Shibazaki, International Institute of Seismology and Earthquake Engineering, Building Research Institute, Ibaraki, Japan, Jun Muto, Department of Earth Science, Tohoku University, Sendai, Japan, Takumi Matsumoto, National Research Institute for Earth Science and Disaster Resilience, Tsukuba, Japan and Takeshi Iinuma, Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Research Institute for Marine Geodynamics, Kanagawa, Japan
 
T13A-4622
Transitional Moho and low velocity crust under eastern border of the Tibetan Plateau (29142)
Jiuhui Chen1, Qiyuan Liu2, Biao Guo2, Yu Li2, Shuncheng Li2 and Shaohua Qi2, (1)State Key Laboratory of Earthquake Dynamics, Institute of Geology, China Earthquake Administration, Beijing, China, (2)Institute of Geology, China Earthquake Administration, State Key Laboratory of Earthquake Dynamics, Beijing, China
 
T13A-4623
Mechanisms of doubly-vergent vs. single-sided orogens: insights from numerical modelling (22081)
Katharina Vogt1, Liviu-Ciprian Matenco2, Taras Gerya3 and Sierd Cloetingh1, (1)Utrecht University, Utrecht, Netherlands, (2)Utrecht University, Utrecht, 3584, Netherlands, (3)ETH Zurich, Department of Earth and Planetary Sciences, Zurich, Switzerland
 
T13A-4624
Extremely weak lower crust and the lower crustal flow induced by crustal thickening (23880)
Petr Jerabek1, Ondrej Lexa2,3, Petra Maierova3 and Karel Schulmann3, (1)Charles University, Prague, 180, Czech Republic, (2)Charles University, Prague, Czech Republic, (3)Czech Geological Survey, Centre for Lithospheric Research, Prague, Czech Republic
 
T13A-4625
Development of foreland basins around western Sichuan basin, and implications for mountain building in eastern Tibet (28816)
Shi Chen, IGP Institute of Geophysics, China Earthquake Administration, Beijing, China and Mian Liu, University of Missouri, Geological Sciences, Columbia, United States
 
T13A-4626
High resolution images of the mid- to lower-crust beneath the North Anatolian Fault obtained using the scattered seismic wavefield (21779)
David A Thompson, University of Leeds, Leeds, LS2, United Kingdom; Cardiff University, Cardiff, CF24, United Kingdom, Sebastian Rost, University of Leeds, School of Earth and Environment, Leeds, LS2, United Kingdom, Greg Houseman, University of Sydney, School of Geosciences, Sydney, Australia, David G Cornwell, University of Aberdeen, Aberdeen, United Kingdom, Niyazi Turkelli, Kandilli Observatory, Istanbul, Turkey, Ugur Teoman, Kandilli Observatory, Geophysics, Istanbul, Turkey, Metin Kahraman PhD, Istanbul Technical University, Eurasia Institute of Earth Sciences, Istanbul, Turkey, Selda Altuncu Poyraz, Bogazici University, Istanbul, Turkey, Levent Gülen, Sakarya University, Sakarya, Turkey, Murat Utkucu, Sakarya University, Geophysics, Sakarya, Turkey, Stephane Rondenay, University of Bergen, Department of Earth Science, Bergen, Norway and Andrew W Frederiksen, University of Manitoba, Earth Sciences, Winnipeg, MB, Canada
 
T13A-4627
­Crustal Structure of the Western Anatolian Extensional Province: Evidence for a ductile lower crust through the joint inversion of Receiver Functions and Dispersion Data (17205)
Jonathan R Delph, Purdue University, Earth, Atmospheric, and Planetary Sciences, West Lafayette, IN, United States, Metin Kahraman PhD, Istanbul Technical University, Eurasia Institute of Earth Sciences, Istanbul, Turkey, George Zandt, University of Arizona, Tucson, AZ, United States, Susan L Beck, University of Arizona, Department of Geosciences, Tucson, AZ, United States, Arda A. Ozacar, Middle East Technical University, Ankara, Turkey and Niyazi Turkelli, Kandilli Observatory, Istanbul, Turkey
 
T13A-4629
Seismogenic Cycles, Quartz Microstructures and Localization at the Frictional to Viscous Transition in an Exhumed, Large-Displacement, Seismogenic Strike-Slip Fault (31210)
Scott E Johnson1, Won Joon Song1, Nancy Price2, Bo Ra Song3, Christopher C Gerbi1 and David P West Jr4, (1)University of Maine, School of Earth and Climate Sciences, Orono, ME, United States, (2)Portland State University, Portland, OR, United States, (3)University of Maine, Orono, ME, United States, (4)Middlebury College, Middlebury, VT, United States
 
T13A-4630
Anatomy of a diffuse cryptic suture zone exemplified by European Variscan belt: a new view on the internal architecture of collisional orogens (32050)
Ondrej Lexa1, Karel Schulmann2, Vojtěch Janoušek2 and Jean Marc Lardeaux3, (1)Charles University, Institute of Petrology and Structural Geology, Prague, 180, Czech Republic, (2)Czech Geological Survey, Centre for Lithospheric Research, Prague, Czech Republic, (3)Université Nice Sophia-Antipolis, UMR Géoazur, Sophia Antipolis, France
 
T13A-4631
Flexural Rigidity of the Lithosphere as a Powerful Tool for the Continental Correlation: A study on the Paleo-fit of India and Madagascar (13443)
R.T Ratheesh Kumar, Indian Institute of Science, Bangalore, India
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