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Joint 70th Rocky Mountain Annual Section / 114th Cordilleran Annual Section Meeting - 2018

Session No. 39
Wednesday, 16 May 2018: 8:30 AM-6:30 PM
Outdoor Tents (DoubleTree by Hilton)

T12. Plate Margin Processes and Tectonics during the Cretaceous, Western North America (Posters)

GSA Geophysics and Geodynamics Division; GSA Sedimentary Geology Division; GSA Structural Geology and Tectonics Division

Authors will be present from 3 to 4:30 PM and 5:15 to 6:30 PM.

 

Paper #
Booth #
39-1
31
DETRITAL ZIRCON U-PB AGES PROVIDE CONSTRAINTS ON THE DEPOSITIONAL AGE AND STRUCTURE OF THE FRANCISCAN COMPLEX, MT. TAMALPAIS, CA
SIMONEAU, Victoria1, ANFINSON, Owen A.2, BERO, David A.1, ADAMS, Joseph1 and MESSINGER, Elijah1, (1)Department of Geology, Sonoma State University, 1801 E. Cotati Ave, Rohnert Park, CA 94928, (2)Geology, Sonoma State University, 1801 East Cotati Ave, Rohnert Park, CA 94928
39-2
32
COLLISION, DEEP BURIAL, AND MAGMATISM ON WESTERN NORTH AMERICA: IMPLICATIONS FOR THE TIMING OF MID-CRETACEOUS MARGIN GROWTH
BUSK, Alexandra C.1, SHEA, Erin K.1, MATTINSON, Christopher G.2 and SOUZA, Sydney C.1, (1)Geological Sciences, University of Alaska Anchorage, 3211 Providence Dr, Anchorage, AK 99508, (2)Geological Sciences, Central Washington University, 400 E University Way, MS 7418, Ellensburg, WA 98926
39-3
33
INTEGRATED FABRIC ANALYSIS, U-PB ZIRCON AGES, AND ZIRCON HF DATA FROM THE HAZARD CREEK COMPLEX, WESTERN IDAHO
RUGGLES, Claire E., Department of Geoscience, University of Wisconsin - Madison, Madison, WI 53706, TIKOFF, Basil, Department of Geoscience, University of Wisconsin-Madison, 1215 W Dayton St, Madison, WI 53706, PATZKE, Mollie, Geosciences, Trinity University, One Trinity Place, San Antonio, TX 78212, SURPLESS, Kathleen D., Geosciences, Trinity University, One Trinity Place, San Antonio, TX 78232 and VERVOORT, Jeffrey, School of Earth and Environmental Sciences, Washington State University, Webster Physical Science Building 1228, Pullman, WA 99164
39-4
34
AGE AND TIMING OF MAGMATISM OF THE OKANOGAN RANGE BATHOLITH, CENTRAL WASHINGTON
SOUZA, Sydney C.1, SHEA, Erin K.2, MATTINSON, Christopher G.3 and BUSK, Alexandra C.2, (1)Geological Sciences, University of Alaska Anchorage, 3211 Providence Dr., Anchorage, AK 99508, (2)Geological Sciences, University of Alaska Anchorage, 3211 Providence Dr, Anchorage, AK 99508, (3)Geological Sciences, Central Washington University, 400 E University Way, MS 7418, Ellensburg, WA 98926
39-5
35
ROOTING AROUND BENEATH AN ARC: ZIRCON U-PB GEOCHRONOLOGIC AND HF ISOTOPIC CONSTRAINTS ON THE EVOLUTION OF THE BASE OF THE SIERRA NEVADA BATHOLITH
MURPHY, Michael, Geology, Macalester, 1600 Grand Ave., St. Paul, MN 55105 and CHAPMAN, Alan D., Geology Department, Macalester College, 1600 Grand Ave., St. Paul, MN 55105
39-6
36
QUANTIFYING THE RANGE OF P-T TRAJECTORIES IN A SINGLE MELANGE: INSIGHTS FROM MINERAL ASSEMBLAGES AND CHEMISTRY
SHIELDS, Jessie E. and WAKABAYASHI, John, Department of Earth and Environmental Sciences, California State University, Fresno, CA 93740
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