Backbone of the Americas—Patagonia to Alaska, (3–7 April 2006)

Session No. 8
Thursday, 6 April 2006: 8:30 AM-12:30 PM

T2. Plateau and Cordillera Uplift II

 

Paper #
Start Time
1
8:30 AM
LITHOSPHERIC THICKENING AND FOUNDERING: A COMPARISON OF THE CENTRAL AND SOUTH CENTRAL ANDES
BECK, Susan L.1, GILBERT, Hersh1, WAGNER, Lara2, ALVARADO, Patricia1, ANDERSON, Megan3, CALKINS, Josh1 and ZANDT, George1, (1)Department of Geosciences, University of Arizona, Gould-Simpson Bldg, Tucson, AZ 85721-0077, (2)DTM, Carnegie Institution of Washington, 5241 Brad Branch Road, NW, Washington DC, 20015-1305, (3)U.S.G.S, 345 Middlefield Road, Menlo Park, CA 94025, beck@geo.arizona.edu, beck@geo.arizona.edu
2
8:50 AM
WAS THE FORMATION OF THE ANDEAN HIGH-PLATEAU TRIGGERED BY DRY CLIMATE? PROPOSALS FROM PROCESS NUMERICAL MODELING
GARCIA-CASTELLANOS, Daniel, Geophysics, ICTJA-CSIC Instituto de Ciencias de la Tierra Jaume Almera, Sole i Sabaris s/n, Barcelona, 08028, Spain, danielgc@ija.csic.es, danielgc@ija.csic.es
3
9:10 AM
LATE CENOZOIC GEOMORPHOLOGIC SIGNALS OF ANDES DEFORMATION IN A UPLIFTING AND CLIMATIC CHANGES CONTEXT (26°S-28°S)
RIQUELME, Rodrigo1, HÉRAIL, Gérard2, MARTINOD, Joseph3, CHARRIER, Reynaldo4 and DARROZES, José3, (1)Departamento de Ciencias Geológicas, Universidad Católica del Norte, Avenida Angamos 0610, Antofagasta, Chile, (2)IRD, 14 avenue Edouard Belin, 31400, Toulouse, France, (3)LMTG, Universite Paul Sabatier, 14 avenue Edouard Belin, 31400, Toulouse, France, (4)Departamento de Geología, Universidad de Chile, Santiago, China, rriquelme@ucn.cl, rriquelme@ucn.cl
4
9:30 AM
PLIO-PLEISTOCENE PLATE-BOUNDARY COUPLING, MEJILLONES REGION, NORTHERN CHILE: LOCAL SUPPORT FOR A CLIMATE-TECTONIC FEEDBACK MECHANISM FOR CENTRAL ANDEAN UPLIFT
PINTER, Nicholas, CASANOVA, Constanza and ISHMAN, Scott E., Geology Department, Southern Illinois University, 1259 Lincoln Drive, Carbondale, IL 62901-4324, npinter@geo.siu.edu, npinter@geo.siu.edu
5
9:50 AM
REVISITING IDEAS ABOUT GIANT EARTHQUAKES, THE SUBDUCTION PROCESS, AND THEIR RELATION TO ANDEAN MOUNTAIN BUILDING IN THE LIGHT OF THE SUMATRA MEGAEARTHQUAKE
OKAL, Emile A., Department of Geological Sciences, Northwestern University, Evanston, IL 60208 and STEIN, Seth, Geological Sciences, Northwestern Univ, Locy Hall, 1850 Campus Drive, Evanston, IL 60208, emile@earth.northwestern.edu, emile@earth.northwestern.edu
6
10:10 AM
SURFACE UPLIFT OF THE WESTERN SLOPE OF THE PUNA SEGMENT OF THE CENTRAL ANDEAN PLATEAU
JORDAN, Teresa E.1, MPODOZIS, Constantino2, BLANCO, Nicolás3, HOKE, Gregory D.4 and NESTER, Peter L.1, (1)Earth and Atmospheric Sciences, Cornell University, Snee Hall, Ithaca, NY 14853-1504, (2)Sipetrol S.A, Vitacura 2736, Santiago, Chile, (3)SERNAGEOMIN, Santa María 0104, Casilla 10465, Santiago, Chile, (4)Department of Earth and Environmental Science, University of Rochester, 227 Hutchinson Hall, Rochester, NY 14627, tej1@cornell.edu, tej1@cornell.edu
 
10:30 AM
Break
7
10:50 AM
8
11:10 AM
UNSTEADY EXHUMATION OF THE EASTERN MARGIN OF THE CENTRAL ANDEAN PLATEAU, NORTHERN BOLIVIA
HORTON, Brian K.1, GILLIS, Robert J.2 and GROVE, Marty2, (1)Department of Earth and Space Sciences, University of California, Los Angeles, 595 Charles Young Drive East, Box 951567, Los Angeles, CA 90095-1567, (2)Dept. of Earth and Space Sciences, Univ. of California, Los Angeles, CA 90095-1567, horton@ess.ucla.edu, horton@ess.ucla.edu
9
11:30 AM
A COMPARISON OF THE NORTH AMERICAN AND SOUTH AMERICAN RETROARC FORELAND BASIN SYSTEMS
DECELLES, Peter G., Department of Geosciences, University of Arizona, Tucson, AZ 85721, HORTON, Brian K., Department of Earth and Space Sciences, University of California, Los Angeles, 595 Charles Young Drive East, Box 951567, Los Angeles, CA 90095-1567 and CARRAPA, Barbara, Institute of Geosciences, University of Potsdam, Potsdam, D-14476, decelles@geo.arizona.edu, decelles@geo.arizona.edu
10
11:50 AM
LEAD ISOTOPE DOMAINS OF THE CENTRAL ANDES (13°S-28°S) CONSTRAINED BY 3D DENSITY MODEL
MAMANI, Mirian1, WÖRNER, Gerhard1 and TASSARA, Andres2, (1)Geochemie, Goettingen University, Goldschmidtstr. 1, Goettingen, 37077, (2)Institute für Geologische Wissentschaften, Frei Universität Berlin, Berlin, D-12249, Germany, mmirian@gwdg.de, mmirian@gwdg.de
11
12:10 PM
LATE MIOCENE PLATEAU-WIDE SURFACE UPLIFT IN THE CENTRAL ANDES: AN INTEGRATION OF STABLE ISOTOPE PALEOALTIMETRY AND GEOMORPHOLOGY
HOKE, Gregory D., Earth and Environmental Sciences, University of Rochester, 227 Hutchinson Hall, Rochester, NY 14627 and GARZIONE, Carmala N., Department of Earth and Environmental Sciences, Univ of Rochester, Rochester, NY 14627, gdhoke@earth.rochester.edu, gdhoke@earth.rochester.edu
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