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2005 Salt Lake City Annual Meeting (October 16–19, 2005)

Session No. 253
Wednesday, 19 October 2005: 1:30 PM-5:30 PM

T137. The Backbone of America from Patagonia to Alaska: Plateau Uplift, Shallow Subduction, and Ridge Collision

GSA International Section

 

Mark Cloos and Suzanne Kay, Advocates
Paper #
Start Time
1
1:30 PM
CRUSTAL ARCHITECTURE AND DEFORMATIONAL HISTORY OF THE BACKBONE OF ALASKA: THE BROOKS RANGE OROGENIC BELT
MOORE, Thomas E., U.S.Geol Survey, M.S. 901, 345 Middlefield Rd, Menlo Park, CA 94025, FUIS, Gary S., U.S. Geol Survey, 345 Middlefield Road, Mail Stop 977, Menlo Park, CA 94025, POTTER, Christopher J., U.S. Geol Survey, M.S. 939, Denver Federal Center, Denver, CO 80225-0046 and O'SULLIVAN, Paul B., Apatite to Zircon, Inc, Viola, ID 83872-9705, tmoore@usgs.gov, tmoore@usgs.gov
2
1:45 PM
BASEMENT-INVOLVED DEFORMATION OF THE NORTHEASTERN BROOKS RANGE FOOTHILLS AND ARCTIC COASTAL PLAIN, ALASKA – FAR-FIELD OROGENIC RESPONSE TO SOUTHERN ALASKAN COLLISIONAL TECTONICS
POTTER, Christopher J., U.S. Geological Survey, M.S. 939, Denver Federal Center, Denver, CO 80225-0046 and MOORE, Thomas E., U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025, cpotter@usgs.gov, cpotter@usgs.gov
3
2:00 PM
COMPLEX CRUSTAL STRATIFICATION IN A DUCTILE ATTACHMENT ZONE WITHIN THE CHUGACH METAMORPHIC COMPLEX, SOUTHERN ALASKA
O'DRISCOLL, L.J., PAVLIS, T.L. and DAY, E., Geology and Geophysics, University of New Orleans, 2000 Lakeshore Dr, New Orleans, LA 70148, ljodrisc@uno.edu, ljodrisc@uno.edu
4
2:15 PM
THERMOCHRONOLOGICAL EVIDENCE FOR KILOMETER-SCALE INCISION OF THE NORTHERN PERUVIAN ANDES
MONTARIO, Matthew, Earth & Atmospheric Sciences, State University of New York At Albany, DEAS - ES311, University At Albany, Albany, NY 12222, GARVER, John, Geology Department, Union College, Olin Building, Schenectady, NY 12308-2311, REINERS, Peter, Geology and Geophysics, Yale Univ, PO Box 208109, New Haven, CT 06520-8109, RAMAGE, Joan, Earth and Environmental Sciences, Lehigh University, 31 Williams Drive, Bethlehem, PA 18015 and BRANDON, Mark, Geology & Geophysics, Yale University, New Haven, CT 06520, montario@atmos.albany.edu, montario@atmos.albany.edu
5
2:30 PM
THE LITHOSPHERIC STRUCTURE OF THE SIERRAS PAMPEANAS REGION OF ARGENTINA
BECK, Susan L.1, GILBERT, Hersh1, WAGNER, Lara1, ALVARADO, Patricia1, ANDERSON, Megan1, ZANDT, George, ARAUJO, Mario3 and TRIEP, Enrique4, (1)Department of Geosciences, Univ. of Arizona, Gould Simpson, Tucson, AZ 85721-0077, (2)Instituto Nacional de Prevención Sísmica, Roger Balet 47 N, San Juan, 5400, Argentina, (3)Instituto Geofísico Sismológico Fernando Volponi, Universidad Nacional de San Juan, San Juan, 5400, beck@geo.arizona.edu, beck@geo.arizona.edu
6
2:45 PM
NEOGENE PLATEAU MAGMATISM AND RIDGE SUBDUCTION IN THE SOUTHERN PATAGONIAN ANDES
GORRING, Matthew L., Department of Earth and Environmental Studies, Montclair State University, Upper Montclair, NJ 07043, KAY, Suzanne, INSTOC, Cornell Univ, Department of Earth and Atmospheric Sciences, Snee Hall, Cornell University, Ithaca, NY 14853 and RAMOS, Victor, Laboratorio de Tectónica Andina, Universidad de Buenos Aires, Cuidad universitaria, Buenos Aires, 1428, Argentina, gorringm@mail.montclair.edu, gorringm@mail.montclair.edu
7
3:00 PM
THE IMPORTANCE OF GLACIAL EROSION IN CONTROLLING THE LATE CENOZOIC DEVELOPMENT OF THE PATAGONIAN ANDES
THOMSON, Stuart N., Department of Geology and Geophysics, Yale University, PO Box 208109, New Haven, CT 06520-8109, TOMKIN, Jonathan H., Department of Geology & Geophysics, Louisiana State Univ, Baton Rouge, LA 70803, BRANDON, Mark, Geology & Geophysics, Yale University, New Haven, CT 06520 and REINERS, Peter, Geology and Geophysics, Yale Univ, PO Box 208109, New Haven, CT 06520-8109, stuart.thomson@yale.edu, stuart.thomson@yale.edu
8
3:15 PM
POLYPHASE DEFORMATION IN THE NORTHERN ACATLAN COMPLEX, SOUTHERN MEXICO: A RECORD OF CLOSURE OF THE RHEIC OCEAN FOLLOWED BY CONVERGENCE ON THE PACIFIC MARGIN OF PANGEA
BARLEY, Brent, Geological Sciences, Ohio University, 316 Clippinger Laboratories Ohio University, Athens, OH 45701, NANCE, R. Damian, Geological Sciences, Ohio Univ, Athens, OH 45701 and KEPPIE, J. Duncan, Instituto de Geología, Universidad Nacional Autónoma de México, México DF, 04510, bb127000@ohio.edu, bb127000@ohio.edu
9
3:30 PM
WATER DELIVERY BY SUBDUCTING SLABS: DOES FLAT MEAN MORE?
SOMMER, Holger, O'NEILL, Craig, LEE, Cin-Ty and LENARDIC, Adrian, Keith Wiess School of Earth Science, Rice University, P.O. Box 1892, Houston, TX 77251-1892, somhol@rice.edu, somhol@rice.edu
10
3:45 PM
Withdrawn
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