Cordilleran Section - 112th Annual Meeting - 2016

Session No. 18
Tuesday, 5 April 2016: 1:30 PM-5:30 PM
Meeting Room 200 C (Ontario Convention Center)

T3. Causes and Consequences of Magmatic and Tectonic Tempos in Continental and Oceanic Arcs

 

Scott R. Paterson, Barbara Ratschbacher, Joshua J. Schwartz and Benjamin L. Clausen, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks
1:35 PM
U-PB AND HF ISOTOPE SIGNATURE OF DETRITAL ZIRCONS FROM THE SWAKANE GNEISS OF THE NORTH CASCADES, WASHINGTON: IMPLICATIONS FOR RAPID BURIAL AND MARGIN-PARALLEL TRANSLATION
SAUER, Kirsten B.1, GORDON, Stacia M.1, MILLER, Robert B.2, VERVOORT, Jeffrey D.3 and FISHER, Christopher M.3, (1)Department of Geological Sciences, University of Nevada, Reno, 1664 N. Virginia Street, Reno, NV 89557, (2)Department of Geology, San José State University, One Washington Square, San Jose, CA 95192, (3)School of the Environment, Washington State University, Pullman, WA 99164, kirsten.b.sauer@gmail.com, kirsten.b.sauer@gmail.com
1:55 PM
A “FINAL” PULSE OF MAGMATISM IN THE WALLOWA TERRANE, NORTHEASTERN OREGON: LATE TRIASSIC (NORIAN) SLAB DETACHMENT RECORDED IN THE HURWAL FM., SOUTHERN WALLOWA MOUNTAINS
MASSOLL, Wesley Gareth, Geography and Geology, University of North Carolina Wilmington, 601 S. College Rd, Wilmington, NC 28403 and LAMASKIN, Todd A., Department of Geography and Geology, University of North Carolina Wilmington, 601 South College Rd., Wilmington, NC 28403, wgm7062@uncw.edu, wgm7062@uncw.edu
2:15 PM
TEMPORAL, SPATIAL AND GEOCHEMICAL MAGMATIC FOCUSING OF PLUTONIC AND VOLCANIC FIELDS IN THE CENTRAL SIERRA NEVADA, CALIFORNIA
ARDILL, Katie E.1, PATERSON, Scott R.1 and MEMETI, Vali2, (1)Department of Earth Sciences, University of Southern California, 3651 Trousdale Pkwy, Zumberge Hall of Science (ZHS), Los Angeles, CA 90089-0740, (2)Department of Geological Sciences, California State University Fullerton, 800 N State College Blvd, Fullerton, CA 92831, kardill@usc.edu, kardill@usc.edu
2:35 PM
ZIRCON CRYSTALLIZATION HISTORY OF THE NORTHERN MOUNT WHITNEY INTRUSIVE SUITE, SIERRA NEVADA, CALIFORNIA
HIRT, William H., Biological and Physical Sciences, College of the Siskiyous, 800 College Avenue, Weed, CA 96094 and LACKEY, Jade Star, Geology Department, Pomona College, Claremont, CA 91711, hirt@siskiyous.edu, hirt@siskiyous.edu
2:55 PM
RAPID OPHIOLITE EXHUMATION AND ARC THICKENING IN THE SOUTHERN CALIFORNIA LATE CRETACEOUS CONVERGENT MARGIN AS DEFINED BY NACIMIENTO BLOCK FOREARC DETRITAL ZIRCON GEOCHRONOLOGY AND GEOCHEMISTRY
JOHNSTON, Scott M., Physics Department, California Polytechnic State University, San Luis Obispo, CA 93407 and KYLANDER-CLARK, Andrew, Department of Earth Science, University of California, Santa Barbara, CA 93106, scjohnst@calpoly.edu, scjohnst@calpoly.edu
3:15 PM
CRETACEOUS BATHOLITH CONSTRUCTION DURING EPISODIC GARNET GRANULITE-FACIES METAMORPHISM IN THE SAN GABRIEL MOUNTAINS, SOUTHERN CALIFORNIA
SCHWARTZ, Joshua J.1, WIESENFELD, John A.1 and LACKEY, Jade Star2, (1)Department of Geological Sciences, California State University Northridge, 18111 Nordhoff Street, Northridge, CA 91330, (2)Geology Department, Pomona College, 185 E. 6th St, Claremont, CA 91711, joshua.schwartz@csun.edu, joshua.schwartz@csun.edu
 
3:35 PM
Break
3:50 PM
LATE CRETACEOUS HIGH-FLUX MAGMATISM IN THE WESTERN MOJAVE DESERT
VAN BUER, Nicholas J., BRIGHAM, Kelly Marie and SOTO, Paula M., Department of Geological Sciences, California State Polytechnic University, Pomona, 3801 W Temple Ave, Pomona, CA 91768, njvanbuer@cpp.edu, njvanbuer@cpp.edu
4:10 PM
EXPLORING CAUSES OF MESOZOIC ARC FLARE-UPS IN THE PENINSULAR RANGES BATHOLITH, SOUTHERN CALIFORNIA
PATERSON, Scott R., Department of Earth Sciences, University of Southern California, 3651 Trousdale Pkwy, Zumberge Hall of Science (ZHS), Los Angeles, CA 90089-0740, CLAUSEN, Benjamin L., Geoscience Research Institute, Department of Earth and Biological Sciences, Loma Linda University, Loma Linda, CA 92350 and KIRSCH, Moritz, Institut für Geologie, Technische Universität, Bergakademie Freiberg, Bernhard-von-Cotta-Strasse 2, Freiberg, 09599, Germany, paterson@usc.edu, paterson@usc.edu
4:30 PM
ALONG-STRIKE ANALYSIS OF THE SIERRA NEVADA-PENINSULAR RANGES LATE CRETACEOUS CORDILLERAN BATHOLITH FLARE-UP
KIMBROUGH, David L., Geological Sciences, San Diego State University, San Diego, CA 92182-1020 and GROVE, Marty, Department of Geological & Environmental Sciences, , , CA, Stanford University, 397 Panama Mall, Stanford, CA 94305-2210, dkimbrough@mail.sdsu.edu, dkimbrough@mail.sdsu.edu
4:50 PM
NEW U-PB AND RB-SR AGES FOR THE NORTHERN AREQUIPA SEGMENT OF THE PERUVIAN COASTAL BATHOLITH
CLAUSEN, Benjamin L., Geoscience Research Institute, Department of Earth and Biological Sciences, Loma Linda University, Loma Linda, CA 92350 and MARTINEZ, Ana Maria, Department of Earth and Biological Sciences, Loma Linda University, Griggs Hall, 11175 Campus Street, Loma Linda, CA 92350, bclausen@llu.edu, bclausen@llu.edu
5:10 PM
SPATIAL ISOTOPIC TRENDS IN MAGMATISM ASSOCIATED WITH CORDILLERAN OROGENS
CHAPMAN, James B.1, DUCEA, Mihai N.2, GEHRELS, G.E.3, KAPP, Paul1 and DAFOV, Michelle Nikolay4, (1)Geosciences, University of Arizona, 1040 E. 4th Street, Tucson, AZ 85721, (2)Department of Geosciences, University of Arizona, 1040 E 4th St, Tucson, AZ 85721, (3)Department of Geosciences, University of Arizona, Tucson, AZ 85721, (4)Geosciences, Gould Simpson, 1040 e 4th st, Tucson, AZ 85719, jaychapman@email.arizona.edu, jaychapman@email.arizona.edu
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