2009 Portland GSA Annual Meeting (18-21 October 2009)

Session No. 60
Sunday, 18 October 2009: 1:30 PM-5:30 PM
E147/148 (Oregon Convention Center)

T47. Lithospheric Delamination, Continental Magmatism, and Crustal Uplift in Mountain Evolution

GSA International Section; GSA Structural Geology and Tectonics Division; GSA Geophysics Division; GSA History of Geology Division; GSA Sedimentary Geology Division

 

Yildirim Dilek, Paul T. Robinson and John Wakabayashi, Advocates
Paper #
Start Time
1
1:30 PM
DELAMINATION OF HADEAN MAFIC PROTOCRUST, THE KEY TO ARCHEAN MAGMATISM AND TECTONICS
HAMILTON, Warren B., Department of Geophysics, Colorado School of Mines, Golden, CO 80401, whamilto@mines.edu, whamilto@mines.edu
2
1:50 PM
COUPLED DELAMINATION AND INDENTOR-ESCAPE TECTONICS IN THE SOUTHERN PART OF THE C. 650-500 MA EAST AFRICAN/ANTARCTIC OROGEN
JACOBS, Joachim1, THOMAS, Robert J.2, UEDA, Kosuke1, KLEINHANNS, Ilka1, EMMEL, Benjamin1, KUMAR, Rajeev1, BINGEN, Bernard3 and ENGVIK, Ane3, (1)Department of Earth Science, University of Bergen, Allegaten 41, Bergen, 5007, Norway, (2)British Geological Survey, Keyworth, Nottingham, NG12 5GG, United Kingdom, (3)Geological Survey of Norway, Leiv Eirikssons vei 39, Trondheim, 7040, Norway, joachim.jacobs@geo.uib.no, joachim.jacobs@geo.uib.no
3
2:05 PM
DYNAMIC UPLIFT OF THE COLORADO PLATEAU- ROCKY MOUNTAIN REGION DRIVEN BY ASTHENOSPHERE-LITHOSPHERE INTERACTIONS
KARLSTROM, Karl, Department of Earth and Planetary Sciences, University of New Mexico, Albuquerque, NM 87131-0001, VAN WIJK, Jolante, Earth and Environmental Sciences Division, Los Alamos National Laboratory, MS D443, Los Alamos, NM 87544, COBLENTZ, David, Earth and Environmental Sciences Division, Los Alamos National Laboratory, Los Alamos, NM 87545 and CREST, Working Group, Earth and Planetary Science, University of New Mexico, Albuquerque, NM 87131-0001, kek1@unm.edu, kek1@unm.edu
4
2:25 PM
THE TOPOGRAPHIC EVOLUTION OF THE CENOZOIC NORTH AMERICAN PLATEAU AND CORDILLERA RECORDED IN COUPLED BASIN-DETACHMENT SYSTEMS
MULCH, Andreas, Institute of Geology, Universität Hannover, Callinstr. 30, Hannover, 30167, Germany, CHAMBERLAIN, C. Page, Earth System Science, Stanford University, 473 Via Ortega, Rm 140, Stanford, CA 94305, TEYSSIER, Christian, Geology and Geophysics, Univ of Minnesota, Minneapolis, MN 55455, COSCA, M.a., USGS, Box 25046, Denver, CO 80225-0046, GEBELIN, Aude, Institut für Geologie, Leibniz Universität Hannover, Callinstr. 30, Hannover, 30167, Germany, SCHOENBERG, Ronny, Centre of Geobiology, University of Bergen, P.O.BOX 7803, Bergen, 5020, Norway and GRAHAM, Stephan A., Geological and Evironmental Sciences, Stanford University, 450 Serra Mall, Braun Hall, Stanford, CA 94305, mulch@geowi.uni-hannover.de, mulch@geowi.uni-hannover.de
5
2:40 PM
RELATIONSHIPS AMONG CLIMATE, TOPOGRAPHY, AND DELAMINATION IN THE ANDES: A NUMERICAL MODELING INVESTIGATION
PELLETIER, Jon D., Department of Geosciences, University of Arizona, 1040 E. Fourth St, Tucson, AZ 85721, DECELLES, Peter G., Geosciences, University of Arizona, Gould-Simpson Building #77, 1040 E 4th St, Tucson, AZ 85721 and ZANDT, George, Department of Geosciences, University of Arizona, Tucson, AZ 85721, jdpellet@email.arizona.edu, jdpellet@email.arizona.edu
6
3:10 PM
Withdrawn
7
2:55 PM
COLLISION-INDUCED MANTLE DYNAMICS AND ITS MAGMATIC FINGERPRINT FOR CENOZOIC VOLCANISM IN THE PERI-ARABIAN REGION
DILEK, Yildirim, Dept of Geology, Miami University, 114 Shideler Hall, Oxford, OH 45056, ALTUNKAYNAK, Safak, Geological Engineering, Istanbul Technical University, Maslak, Istanbul, 80626, Turkey and IMAMVERDIYEV, Nazim A., Geology, Baku State University, 23, Z. Khalilov Street, Baku, AZ1148, Azerbaijan, dileky@muohio.edu, dileky@muohio.edu
 
3:30 PM
Break
8
3:45 PM
SEISMIC CONSTRAINTS ON SMALL-SCALE CONVECTION IN THE WESTERN U.S. UPPER MANTLE
SCHMANDT, Brandon, Geological Sciences, University of Oregon, 1272 University of Oregon, Eugene, OR 97403 and HUMPHREYS, Eugene D., Geological Sciences, University of Oregon, Eugene, OR 97403, bschmand@uoregon.edu, bschmand@uoregon.edu
9
4:00 PM
MIOCENE-PLIOCENE UPLIFT RATES OF THE SIERRA NEVADA, CALIFORNIA
JAYKO, A.S., Earth Surface Processes Team, U.S. Geological Survey, 3000 East Line St, Bishop, CA 93514, ajayko@usgs.gov, ajayko@usgs.gov
10
4:15 PM
LATE CENOZOIC UPLIFT AND ASSOCIATED LANDSCAPE EVOLUTION OF THE SIERRA NEVADA, CALIFORNIA
KEMP, Christopher, Dept. of Earth and Environmental Sciences, California State University, Fresno, 2576 East San Ramon Ave, M/S ST24, Fresno, CA 93740 and WAKABAYASHI, John, 2027 E. Lester Ave, Fresno, CA 93720-3963, kemp@lettis.com, kemp@lettis.com
11
4:30 PM
PLIOCENE CRYPTIC SUBSIDENCE FOLLOWED BY RAPID QUATERNARY UPLIFT IN RELATION TO MANTLE LITHOSPHERE REMOVAL, KERN ARCH, EASTERN SAN JOAQUIN BASIN (SJB), CALIFORNIA
SALEEBY, Zorka, Geological and Planetary Sciences, California Institute of Technology, Pasadena, CA 91125 and SALEEBY, Jason B., Division of Geological and Planetary Sciences, California Institute Technology, Pasadena, CA 91125-0001, zorka@gps.caltech.edu, zorka@gps.caltech.edu
12
4:45 PM
ORIGIN AND EVOLUTION OF THE WHITE WOLF FAULT AND THE MARICOPA BASIN (MB), SOUTHERNMOST GREAT VALLEY (GV), CALIFORNIA
SALEEBY, Jason, Tectonics Observatory, California Institute Technology, Mail Stop 100-23, Pasadena, CA 91125-0001, SALEEBY, Zorka, Tectonics Observatory, California Institute of Technology, Pasadena, CA 91125, CHAPMAN, Alan D., Geological and Planetary Sciences, California Institute of Technology, 1200 E. California Blvd, MC 100-23, Pasadena, CA 91125 and NADIN, Elisabeth S., Department of Geology and Geophysics, University of Alaska Fairbanks, Fairbanks, AK 99775, jason@gps.caltech.edu, jason@gps.caltech.edu
13
5:00 PM
ARC VOLCANIC ROCKS IN AN INTRACONTINENTAL SETTING, TONGCHONG, SW CHINA: GENESIS AND TECTONIC IMPLICATIONS
ZHOU, Mei-Fu, Earth Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong, 10000, China, ROBINSON, Paul T., Department of Earth Sciences, Dalhousie University, Halifax, NS B3H 4J1, Canada, WANG, Christina Yan, Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou, 100032, China, YAN, Dan-Ping, Earth Sciences and Resources, China University of Geosciences, Beijing, 100083, China and ZHAO, Jun-Hong, State Key Laboratory of Geochemistry, China University of Geosciences, Wuhan, 410543, China, p.robinson@ns.sympatico.ca, p.robinson@ns.sympatico.ca
14
5:15 PM
U–PB AND HF ISOTOPIC STUDY OF ZIRCONS FROM GNEISSIC ROCKS FROM THE CHINESE ALTAI: IMPLICATIONS FOR PALEOZOIC RIDGE SUBDUCTION?
SUN, Min1, YUAN, Chao2, XIAO, Wenjiao3 and ZHAO, Guochun1, (1)Earth Sciences, University of Hong Kong, Pokfulam Road, Hong Kong, 0000, Hong Kong, (2)Guanzhou Institute of Geochemistry, Chinese Academy of Science, Guangzhou, 510640, China, (3)State Key Laboratory of Lithospheric Evolution, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, 100029, China, minsun@hku.hk, minsun@hku.hk
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