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Session No. 74
Sunday, 31 October 2010: 1:30 PM-5:30 PM
Lobby F (Colorado Convention Center)

T148. Orogeny: Relating Rigid Plates to Diffuse Lithospheric Deformation II

GSA Structural Geology and Tectonics Division; GSA Geophysics Division

 

Craig H. Jones, David M. Whipp Jr, Basil Tikoff, Gregory A. Houseman and Ian W.D. Dalziel, Advocates
Paper #
Start Time
1
1:30 PM
THE DYNAMICS OF DEFORMATION IN THE AEGEAN: CONSTRAINTS FROM A DENSE FIELD OF CRUSTAL VELOCITY
ENGLAND, Philip C., Earth Sciences, University of Oxford, South Parks Road, Oxford, OX1 3AN, United Kingdom, HOUSEMAN, Gregory A., School of Earth and Environment, University of Leeds, 15-19 Hyde Terrace, Leeds, LS2 9JT, United Kingdom and NOCQUET, Jean-Mathieu, CNRS – GeoAzur 250, University of Nice, Rue Albert Einstein, Valbonne, 06560, France, philip@earth.ox.ac.uk, philip@earth.ox.ac.uk
2
1:50 PM
THIN VISCOUS SHEET MODELS FOR DISTRIBUTED DEFORMATION OF OCEANIC LITHOSPHERE ACCOMMODATING MOTION BETWEEN THE INDIA, CAPRICORN, AND AUSTRALIA PLATES
GORDON, Richard G., Earth Science--MS 126, Rice Univ, PO Box 1892, Houston, TX 77251-1892 and HOUSEMAN, Gregory A., University of Leeds, School of Earth and Environment, Leeds, LS2 9JT, United Kingdom, rgg@rice.edu, rgg@rice.edu
3
2:05 PM
GEODETIC MEASUREMENTS OF DEFORMATION IN THE RIO GRANDE RIFT REGION
BERGLUND, Henry T.1, SHEEHAN, Anne F.2, NEREM, R. Steven3, LOWRY, Anthony R.4, MURRAY, Mark H.5, ROY, Mousumi6, GEORGE, Nicolas K.6 and BLUME, Frederick7, (1)UNAVCO, Inc, 6350 Nautilus Dr, Boulder, CO 80309, (2)Geological Sciences and CIRES, University of Colorado Boulder, Boulder, CO 80309, (3)Department of Aerospace Engineering Sciences, University of Colorado at Boulder, Boulder, CO 80309, (4)Dept. of Geology, Utah State University, 4505 Old Main Hill, Logan, UT 84322-4505, (5)Earth & Environmental Science, New Mexico Institution of Mining & Technology, 801 Leroy Place, Socorro, NM 87801, (6)Department of Earth and Planetary Sciences, University of New Mexico, MSCO3-2040, 1 University of New Mexico, Albuquerque, NM 87131-0001, (7)UNAVCO, Boulder, CO 80301, Henry.Berglund@colorado.edu, Henry.Berglund@colorado.edu
4
2:20 PM
TRANSPRESSIONAL ZONES AND LITHOSPHERIC-SCALE STRAIN LOCALIZATION: AN EXAMPLE FROM THE WESTERN IDAHO SHEAR ZONE
TIKOFF, Basil, Department of Geoscience, University of Wisconsin Madison, 1215 W. Dayton St, Madison, WI 53706, GIORGIS, Scott, Geological Sciences, SUNY Geneseo, 1 College Circle, Geneseo, NY 14454, GASCHNIG, Richard M., School of Earth and Environmental Sciences, Washington State University, Webster Physical Science Building 1228, Pullman, WA 99164-2812 and VERVOORT, Jeffrey D., Department of Geology, Washington State University, Pullman, WA 99164, basil@geology.wisc.edu, basil@geology.wisc.edu
5
2:35 PM
STRAIN PARTITIONING IN AN OBLIQUE CONVERGENT OROGEN: APPLICATION TO THE WESTERN HIMALAYAN SYNTAXIS AND KARAKORAM FAULT
WHIPP Jr, David M., Department of Oceanography, Dalhousie University, 1355 Oxford St, Halifax, NS B3H 4J1, Canada, BEAUMONT, Christopher, Department of Oceanography, Dalhousie University, Halifax, NS B3H 4J1, Canada and BRAUN, Jean, Laboratoire de Géodynamique des Chaînes Alpines, Université Joseph Fourier, Grenoble, 38041, France, dwhipp@dal.ca, dwhipp@dal.ca
6
2:50 PM
MAJOR INTRACONTINENTAL STRIKE-SLIP FAULTS AND CONTRASTS IN LITHOSPHERIC STRENGTH
MOLNAR, Peter, Geological Sciences, University of Colorado, 2200 Colorado Ave, Boulder, CO 80309 and DAYEM, Katherine E., Department of Geological Sciences, Cooperative Institute for Research in Environmental Sciences (CIRES), University of Colorado at Boulder, Boulder, CO 80309, molnar@colorado.edu, molnar@colorado.edu
7
3:05 PM
Withdrawn
 
3:25 PM
Break
8
3:40 PM
EXHUMATION, SUBSIDENCE, SEDIMENTATION AND EVACUATION: LINKING SURFACE PROCESSES TO MANTLE GEODYNAMICS IN THE ANDEAN PLATEAU
MCQUARRIE, Nadine, Department of Geology and Planetary Science, University of Pittsburgh, Pittsburgh, PA 15206, LEIER, Andrew, Department of Geoscience, University of Calgary, Calgary, AB T2N 1N4, Canada and LONG, Sean P., Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08540, nmcq@princeton.edu, nmcq@princeton.edu
9
3:55 PM
INDENTOR-ESCAPE, DELAMINATION AND OROGENIC COLLAPSE OF THE CA. 600-500 MA EAST AFRICAN/ANTARCTIC OROGEN IN MOZAMBIQUE AND DRONNING MAUD LAND (EAST ANTARCTICA)
JACOBS, Joachim1, THOMAS, Robert J.2, UEDA, Kosuke1, KLEINHANNS, Ilka1, 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
10
4:10 PM
DETERMINING OLIGOCENE TOPOGRAPHY AND TECTONISM ACROSS THE NORTHERN SIERRA NEVADA AND WESTERN BASIN AND RANGE USING STABLE ISOTOPE PALEOALTIMETRY IN VOLCANIC GLASS
CASSEL, Elizabeth J., Department of Earth and Environment, Franklin and Marshall College, P.O. Box 3003, Lancaster, PA 17604, HENRY, Christopher D., Nevada Bureau of Mines and Geology, University of Nevada, Reno, NV 89557, GRAHAM, Stephan A., Department of Geological Sciences, Stanford University, 450 Serra Mall, Bldg. 320, Stanford, CA 94305-2115 and CHAMBERLAIN, C. Page, Earth System Science, Stanford University, 473 Via Ortega, Rm 140, Stanford, CA 94305, elizabeth.cassel@fandm.edu, elizabeth.cassel@fandm.edu
11
4:25 PM
BUOYANCY AND DOWNWELLING: DISTRIBUTION OF ECLOGITE IN THE SIERRA NEVADA
LEVANDOWSKI, Will, University of Colorado, University of Colorado, Boulder, Campus Box 399, Boulder, CO 80309, JONES, Craig H., Dept. of Geological Sciences & CIRES, University of Colorado - Boulder, CB 399, Boulder, CO 80309-0399, FRASSETTO, Andy, Dept. Geography & Geology, Univ. Copenhagen, IGG, Øster Voldgade 10, DK-1350 Copenhagen K, Copenhagen, DK-1350, Denmark, ZANDT, George, Department of Geosciences, University of Arizona, Tucson, AZ 85721, GILBERT, Hersh, Department of Earth, Atmospheric, and Planetary Sciences, Purdue University, West Lafayette, IN 47907 and OWENS, Thomas J., Department of Geological Sciences, University of South Carolina, Columbia, SC 29208, Will.Levandowski@colorado.edu, Will.Levandowski@colorado.edu
12
4:40 PM
THE ROLE OF UPPER MANTLE INSTABILITY FOR ROCK UPLIFT, POTASSIC VOLCANISM AND CRUST-MANTLE THINNING WITHIN WESTERN NORTH ISLAND, NEW ZEALAND
STERN, Tim1, HOUSEMAN, Greg2 and EVANS, Lynn A.2, (1)Institute of Geophysics, Victoria University of Wellington, P.O. Box 600, Wellington, 6140, New Zealand, (2)University of Leeds, School of Earth and Environment, Leeds, LS2 9JT, United Kingdom, tim.stern@vuw.ac.nz, tim.stern@vuw.ac.nz
13
4:55 PM
MANTLE DRIPS AND THEIR IMPACT ON MOHO TOPOGRAPHY AND DEFORMATION OF THE LOWER CRUST
HOUSEMAN, Gregory A. and EVANS, Lynn A., University of Leeds, School of Earth and Environment, Leeds, LS2 9JT, United Kingdom, greg@earth.leeds.ac.uk, greg@earth.leeds.ac.uk
 
5:10 PM
Discussion
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