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REMINDER: call for abstracts GSA-Cordillera Mtg "Reconstructing the Pacific–North America Plate Boundary Through Late Cenozoic Time"

Date: 02/13/2013

Forwarded reminder from Scott Bennett, UC Davis:

Dear Colleagues--

This is to remind you that if your research involves crustal deformation associated with the Pacific-North America plate boundary, including the Walker Lane, ECSZ, and the Gulf of California, please consider submitting an abstract to this themed session at the GSA Cordilleran Section Meeting in Fresno, CA, May 20-22, 2013.

"T10. Reconstructing the Pacific–North America Plate Boundary Through Late Cenozoic Time." 

Conveners:
Scott Bennett, University of California, Davis
Rebecca Dorsey, University of Oregon
Michael Oskin, University of California, Davis
Michael Darin, ConocoPhillips

Confirmed invited speakers:
Joann Stock, Caltech
James Faulds, Nevada Bureau of Mines and Geology & University of Nevada, Reno

Abstract Deadline is February 19, 2013. 

Submit your abstracts at http://www.geosociety.org/sections/cord/2013mtg/techprog.htm

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Full session description:
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T10. Reconstructing the Pacific–North America Plate Boundary Through Late Cenozoic Time. 

This session addresses long-standing questions concerning Pacific–North America relative plate motion on the San Andreas fault, Walker Lane, Eastern California Shear Zone, and Gulf of California transform fault system since its inception ca. 28 Ma. Insights from geologic mapping, stratigraphy, geochronology, paleomagnetism, geophysics, and related datasets provide critical constraints on the history of dextral offset along this 2,500-km-long transform plate boundary. Recent studies have made important new advances on this problem, but the challenge that remains is to integrate observations into a coherent model for the evolution of the plate boundary through time. Unresolved controversies include, but are not limited to (1) total dextral offset across the San Andreas fault north of the Transverse Ranges, (2) disparate estimates for total offset across the southern San Andreas fault, (3) cumulative distributed shear in the Walker Lane and Eastern California Shear Zone, (4) age of marine incursion in the Gulf of California–Salton Trough, and (5) distribution and timing of dextral strain across the Gulf of California since middle Miocene time. We invite contributions from local to regional to plate-boundary scale studies that offer new insights from constraints such as offset geologic markers, basin analysis, and geodetic studies, with particular interest in map-view reconstructions that integrate multiple, diverse datasets.