T22A:
Behavior of the Lower Crust and the Brittle-Ductile Transition in Continental Deformation III

Session ID#: 4869

Tuesday, 16 December 2014: 10:20 AM-12:20 PM
Salon 9 (Marriott Marquis)
Chairs:  Ernst Willingshofer, Utrecht University, Utrecht, Netherlands 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:

T22A-01
Fluid-Control of the Crustal Brittle-Plastic Transition (BPT) During Extension: Permanent Embrittlement at High Temperatures (29799)
Gary J Axen, New Mexico Institute of Mining and Technology, Earth and Environmental Science, Socorro, NM, United States and Jane Selverstone, University of New Mexico, Albuquerque, NM, United States
T22A-02
The effect of syntectonic hydration on rock strength, fabric evolution, and polycrystalline flow in mafic lower continental crust rocks (Invited) (5669)
Amanda Getsinger, Brown University, Geological Sciences, Providence, RI, United States and Greg Hirth, Brown University, Department of Earth, Environmental and Planetary Sciences, Providence, RI, United States
T22A-03
Evolution of Continental Lower Crust Recorded By an Exhumed Deep Crustal Intracontinental Shear Zone (11582)
Gregory Dumond1, Kevin H Mahan2, Sean P Regan3, Michael L Williams4, Philippe Goncalves5 and Victoria R Wood1, (1)University of Arkansas, Fayetteville, AR, United States, (2)University of Colorado at Boulder, Geological Sciences, Boulder, United States, (3)University of Massachusetts Amherst, Geosciences, Amherst, MA, United States, (4)University of Massachusetts, Amherst, MA, United States, (5)Université de Bourgogne Franche-Comté, Lab. Chrono-Environnement, Besançon, France
T22A-04
Abrupt variations in brittle-ductile transition depth and lower crustal properties beneath two branches of the north Anatolian fault zone, Turkey. (13901)
David G Cornwell1, Metin Kahraman PhD2, David A Thompson3, Sebastian Rost4, Gregory A Houseman3, Niyazi Turkelli5, Ugur Teoman5, Selda Altuncu Poyraz6, Levent Gülen7 and Murat Utkucu8, (1)University of Aberdeen, Aberdeen, United Kingdom, (2)Istanbul Technical University, Eurasia Institute of Earth Sciences, Istanbul, Turkey, (3)University of Leeds, Leeds, LS2, United Kingdom, (4)University of Leeds, School of Earth and Environment, Leeds, LS2, United Kingdom, (5)Kandilli Observatory, Istanbul, Turkey, (6)Bogazici University, Istanbul, Turkey, (7)Sakarya University, Sakarya, Turkey, (8)Sakarya University, Geophysics, Sakarya, Turkey
T22A-05
Scaling of Viscous Shear Zones with Depth Dependent Viscosity and Power Law Stress-strain Rate Dependence (22643)
James Daniel Paul Moore, University of Oxford, Oxford, United Kingdom and Barry Parsons, University of Oxford, COMET, Department of Earth Sciences, Oxford, United Kingdom
T22A-06
Possible transient creep events in a brittle-ductile continental crust: observations, experiments and potential models. (25244)
Yanhui Suo, Ocean University of China, Qingdao, China, Nicholas W Hayman, University of Oklahoma, Oklahoma Geological Survey, Norman, United States, Jacqueline E Reber, University of Texas, Institute for Geophysics, Austin, United States, Suzon Jammes, Institute for Geophysics, Austin, TX, United States, Rick A Bennett, University of Arizona, Department of Geosciences, Tucson, AZ, United States and Ravindra Duddu, Vanderbilt-Civil and Envr Eng, Nashville, TN, United States
T22A-07
Probing the Lithospheric Rheology Across the Eastern Margin of the Tibetan Plateau Based on Postseismic Deformation (Invited) (3539)
Mong-Han Huang, University of California Berkeley, Berkeley, CA, United States, Roland Burgmann, University of California Berkeley, Earth and Planetary Science, Berkeley, United States and Andrew Mark Freed, Purdue University, Earth, Atmospheric, and Planetary Sciences, West Lafayette, United States
T22A-08
THE EFFECTS OF THE BRITTLE-DUCTILE TRANSITION ON THE INDIA-ASIA INTRACONTINENTAL SUBDUCTION ZONE (27841)
John M Cannon, University of Houston, Houston, TX, United States and Michael Andrew Murphy, University of Houston, Department of Earth and Atmospheric Sciences, Houston, United States
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