Cordilleran Section - 116th Annual Meeting - 2020

Session No. 3
Tuesday, 12 May 2020: 8:00 AM-12:00 PM
Madera Room (The Westin Pasadena)

T16. Metamorphic Processes in Cordilleran Arc Systems

 

Joshua Schwartz, Jade Star Lackey and Stacia M. Gordon, Advocates
Paper #
Start Time
 
8:00 AM
Introductory Remarks
3-1
8:10 AM
THE GRANITE AQUEDUCT AND AUTOMETAMORPHISM OF PLUTONS
BARTLEY, John M., Department of Geology and Geophysics, University of Utah, Salt Lake City, UT 84112, GLAZNER, Allen F., Dept. of Geological Sciences, University of North Carolina, Chapel Hill, NC 27599-3315, COLEMAN, Drew S., Geological Sciences, University of North Carolina at Chapel Hill, Mitchell Hall, 104 South Rd., Chapel Hill, NC 27599-3315 and STEARNS, Michael A., Department of Earth Science, Utah Valley University, 800 West University Parkway, Orem, UT 84058
3-2
8:30 AM
GEOCHRONOLOGY IN THE BOWELS OF MAGMATIC ARCS: A TALE OF TWO MINERALS, FIORDLAND NEW ZEALAND
STOWELL, Harold H.1, SCHWARTZ, Joshua J.2, BOLLEN, Elizabeth M.1, TULLOCH, Andy3, KLEPEIS, Keith A.4 and RAMEZANI, J.5, (1)Geological Sciences, University of Alabama, Tuscaloosa, AL 35487, (2)Department of Geological Sciences, California State University Northridge, 18111 Nordhoff St., Northridge, CA 91330, (3)GNS Science, Private Bag 1930, Dunedin, 9054, New Zealand, (4)Department of Geology, University of Vermont, Trinity Campus, Delehanty Hall, 180 Colchester Ave, Burlington, VT 05405, (5)Department of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, MA 02139
3-3
8:50 AM
U-PB DATING OF SKARNS IN THE SIERRA NEVADA AND MOJAVE SECTIONS OF CALIFORNIA'S MESOZOIC ARC
LACKEY, Jade Star1, GEVEDON, Michelle L.2, MCCARTY, Kyle R.1 and BARNES, Jaime D.3, (1)Geology Department, Pomona College, 185 E. Sixth Street, Claremont, CA 91711, (2)Department of Earth Sciences, Southern Methodist University, Dallas, TX 75205, (3)Jackson School of Geosciences, The University of Texas at Austin, 2301 Speedway Stop, Austin, TX 78712
3-4
9:10 AM
HIDDEN SUBDUCTION FLUID RECORD FROM FRANCISCAN ECLOGITE: AN INTEGRATED OXYGEN ISOTOPE AND TRACE ELEMENT STUDY OF RUTILE AND SPHENE
PAGE, F. Zeb, Department of Geology, Oberlin College, 52 West Lorain Street, Oberlin, OH 44074; School of Earth and Environmental Science, University of Portsmouth, Burnaby Building, Burnaby Road, Portsmouth, PO1 3QL, United Kingdom and STOREY, Craig, School of Earth and Environmental Science, University of Portsmouth, Burnaby Building, Burnaby Road, Portsmouth, PO1 3QL, United Kingdom
3-5
9:30 AM
PETROLOGY OF SUBDUCTION-RELATED GARNET QUARTZITES FROM SANTA CATALINA ISLAND, CA
LANGENFELD, Betony, Geology, Oberlin College, 52 West Lorain Street, Oberlin, OH 44074 and PAGE, F. Zeb, Department of Geology, Oberlin College, 52 West Lorain Street, Oberlin, OH 44074
 
9:50 AM
Break
3-6
10:05 AM
INSIGHT INTO THE DEFORMATION AND MAGMATIC HISTORY OF A LONG-LIVED ARC: THE RECORD PRESERVED IN METASEDIMENTARY ROCKS OF THE NORTH CASCADES ARC, WA
GORDON, Stacia M.1, SAUER, Kirsten B.2, HANSON, Ann E.H.1, MILLER, Robert B.3 and LANGDON-LASSAGNE, Elizabeth1, (1)Department of Geological Sciences and Engineering, University of Nevada, Reno, 1664 N. Virginia Street, MS0172, Reno, NV 89557, (2)Earth and Environment Sciences Division, Los Alamos National Laboratory, Los Alamos, NM 87545, (3)Department of Geology, San Jose State University, One Washington Square, San Jose, CA 95192
3-7
10:25 AM
METAMORPHISM DURING HIGH-FLUX EVENTS IN THE SOUTHERN COAST MOUNTAINS BATHOLITH
BOLLEN, Elizabeth M.1, STOWELL, Harold H.1, RUSMORE, Margaret E.2, CECIL, M. Robinson3 and WOODSWORTH, Glenn J.4, (1)Geological Sciences, University of Alabama, Tuscaloosa, AL 35487, (2)Department of Geology, Occidental College, Los Angeles, CA 90041, (3)Geological Sciences, CSU-Northridge, 18111 Nordhoff Street, CSUN Dept of Geological Sciences, Northridge, CA 91330, (4)Geological Survey of Canada, 101-605 Robson St, Vancouver, BC V6B 5J3, Canada
3-8
10:45 AM
PETROGENESIS OF SUPRA-SUBDUCTION ZONE OPHIOLITES FROM THE SEVENTYMILE ULTRAMAFIC COMPLEX, EASTERN ALASKA
LLEWELLYN, Genevieve E.1, JEAN, Marlon M.1, TODD, Erin2, BIZIMIS, Michael3 and LOEWEN, Matthew W.4, (1)Department of Geological Sciences, University of Alaska, Anchorage, 3211 Providence Dr., CPSB 101, Anchorage, AK 99508, (2)U.S. Geological Survey, Alaska Science Center, 4210 University Drive, Anchorage, AK 99508, (3)University of South Carolina, Columbia, SC 29208, (4)Alaska Volcano Observatory, U.S. Geological Survey, 4230 University Dr., Suite 100, Anchorage, AK 99508
3-9
11:05 AM
PERMO-TRIASSIC METAMORPHISM IN THE MÉRIDA ANDES, VENEZUELA – FINAL PANGEA ASSEMBLAGE OR CIRCUM-SUPERCONTINENT SUBDUCTION? NEW INSIGHTS FROM GEOCHRONOLOGY, O-ISOTOPES, AND GEOTHERMOBAROMETRY
TAZZO-RANGEL, M. Daniela1, WEBER, Bodo1, SCHMITT, Axel K.2, GONZÁLEZ-GUZMÁN, Reneé1 and HECHT, Lutz3, (1)Departamento de Geología, Centro de Investigación Científica y de Educación Superior de Ensenada (CICESE), Carretera Ensenada-Tijuana No. 3918, Ensenada, BJ 22860, Mexico, (2)Institute of Earth Sciences, Heidelberg University, Ruprecht-Karls-Universität Heidelberg Im Neuenheimer Feld 236, Heidelberg, D-69120, Germany, (3)Leibniz-Institut für Evolutions- und Biodiversitätsforschung, Museum für Naturkunde, Invalidenstraße 43, Berlin, 10115, Germany
 
11:25 AM
Concluding Remarks
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