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Cordilleran Section - 101st Annual Meeting (April 29–May 1, 2005)

Session No. 21
Saturday, 30 April 2005: 8:00 AM-11:40 AM

S2. Tectonics of the U.S. Cordillera, SWEAT Connection and Beyond II: A Session in Honor of Eldridge Moores

Sponsored by GSA Cordilleran Section

 

Yildirim Dilek and John Wakabayashi, Conveners
Paper #
Start Time
1
8:00 AM
AN OVERVIEW OF THE MESOZOIC AND CENOZOIC GEOLOGICAL HISTORY OF THE WESTERN UNITED STATES
DAVIS, James R., Sequim, WA 98382, jamadi@att.net, jamadi@att.net
2
8:20 AM
THE MOJAVE-SONORA MEGASHEAR AND TECTONICS OF THE CORDILLERAS OF WESTERN NORTH AMERICA
ANDERSON, Thomas H., Geology and Planetary Science, Univ of Pittsburgh, Pittsburgh, PA 15260 and SILVER, Leon T., Division of Geological and Planetary Sciences, Caltech, Pasadena, CA 91125, taco@pitt.edu, taco@pitt.edu
3
8:40 AM
EVOLUTION OF THE FOOTHILLS TERRANE, SIERRA NEVADA, CALIFORNIA: PROGRESS AND CONTINUING CHALLENGES
DAY, Howard W., Department of Geology, U. C. Davis, Davis, CA 95616, BICKFORD, M.E., Department of Earth Sciences, Syracuse Univ, Syracuse, NY 13244 and SPRINGER, Robert K., Department of Geology, Brandon Univ, Brandon, MB R7A 6A9, Canada, day@geology.ucdavis.edu, day@geology.ucdavis.edu
4
9:00 AM
ARC ORIGIN OF FRANCISCAN HIGH-GRADE METAMOPRPHIC ROCKS CONSISTENT WITH TECTONIC MODEL OF MOORES (1970)
BASU, Asish R., Department of Earth and Environmental Sciences, Univ of Rochester, 227 Hutchison Hall, Rochester, NY 14627 and WAKABAYASHI, John, 1329 Sheridan Lane, Hayward, CA 94544-4332, abasu@earth.rochester.edu, abasu@earth.rochester.edu
5
9:20 AM
UPLIFT OF COHERENT BLUESCHIST TERRANES IN THE EASTERN BELT OF THE FRANCISCAN COMPLEX OF NORTHERN CALIFORNIA
CLOOS, Mark and COPELAND, William B., Geological Sciences, Univ of Texas at Austin, Austin, TX 78712, cloos@mail.utexas.edu, cloos@mail.utexas.edu
 
9:40 AM
Break
6
10:00 AM
HIGH-GRADE TECTONIC BLOCKS FROM NEW IDRIA SERPENTINITE BODY, DIABLO RANGE, CALIFORNIA: TWO-STAGE EXHUMATION
TSUJIMORI, Tatsuki1, LIOU, Juhn G.2 and COLEMAN, Robert G.2, (1)Department of Geological and Environmental Sciences, Stanford Univ, Stanford, CA 94305-2115, (2)Department of Geological and Environmental Sciences, Stanford Univ, Stanford, CA 94305, tatsukix@pangea.Stanford.EDU, tatsukix@pangea.Stanford.EDU
7
10:20 AM
ACTIVE CRUSTAL SHORTENING IN THE SOUTHWESTERN SACRAMENTO VALLEY, CALIFORNIA
UNRUH, Jeffrey, Fugro WLA, 1777 Botelho Drive, Suite 262, Walnut Creek, CA 94596 and MOORES, Eldridge, Department of Geology, Univ of California, One Shields Ave, Davis, CA 95616, j.unruh@fugro.com, j.unruh@fugro.com
8
10:40 AM
STRUCTURE AND CHEMISTRY OF TERTIARY VOLCANICS PICACHO STATE RECREATION AREA: IMPLICATIONS FOR THE TRANSFER OF BAJA TO THE PACIFIC PLATE
GIRTY, Gary H.1, NIELSEN, Jennifer L.2, GASCA, Christina3, ROWLAND-SMITH, Andrea3, GRAY, Ryan3, LOVERING, Krissy3 and CAMPBELL, Kerry3, (1)Geological Sciences, San Diego State Univ, San Diego, CA 92182, (2)Geology and Geophysics, Univ of Wisconsin, Madison, WI 92040, (3)Geological Sciences, San Diego, CA 92182, ggirty@geology.sdsu.edu, ggirty@geology.sdsu.edu
9
11:00 AM
NEOGENE BASINS NEAR RENO, NEVADA RECORD TECTONIC CHANGES ALONG THE SIERRA NEVADA – BASIN AND RANGE TRANSITION ZONE SINCE MID-MIOCENE TIME
TREXLER Jr, J. and CASHMAN, P., Department of Geological Sciences/172, University of Nevada, Reno, NV 89557, trexler@mines.unr.edu, trexler@mines.unr.edu
10
11:20 AM
A STRONG LOMA PRIETA FAULT, AS INFERRED FROM THE 1989-1990 LOMA PRIETA AFTERSHOCK SEQUENCE
TWISS, Robert J., Univ California - Davis, 1 Shields Ave, Davis, CA 95616-8605 and UNRUH, Jeffrey R., William Lettis & Associates, Inc, 1777 Botelho Drive, Suite 262, Walnut Creek, CA 94596, twiss@geology.ucdavis.edu, twiss@geology.ucdavis.edu
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