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Cordilleran Section - 119th Annual Meeting - 2023

Session No. 27
Friday, 19 May 2023: 8:00 AM-12:00 PM
Whitney Peak Ballroom 1 (The Whitney Peak Hotel)

S1. Late Jurassic to Eocene Tectonics of the North America Cordillera III: Evolving and Emerging Models

 

Basil Tikoff, Stacia Gordon, Andrew P. Barth, Cathy Busby, Robinson Cecil, Sarah Roeske and Michael Wells, Conveners
Paper #
Start Time
27-1
8:00 AM
THE NATURE AND TIMING OF MID-CRETACEOUS CORDILLERAN OROGENESIS: A TALE OF BASIN CLOSURES, STRIKE-SLIP, AND SUBDUCTION ZONES
PAVLIS, Terry, Earth Environmental and Resource Sciences, University of Texas at El Paso, 500 W. University Ave, El Paso, TX 79968 and ROESKE, Sarah M., Earth and Planetary Sciences, University California- Davis, One Shields Avenue, Davis, CA 95616
27-2
8:30 AM
THE NORTHERN CORDILLERA - TOWARDS RESOLUTION OF CONTRADICTORY MODELS
JOHNSTON, Stephen, Earth and Atmospheric Sciences, University of Alberta, 1-26 Earth Sciences, Edmonton, AB T6G 2E3, Canada
27-3
9:00 AM
MAGMATIC DEVELOPMENT OF THE COAST MOUNTAINS BATHOLITH AND CONSTRAINTS ON THE TECTONIC CONFIGURATION OF THE NORTHERN CORDILLERA IN JURASSIC TO LATE CRETACEOUS TIME
CECIL, Robinson, Department of Geological Sciences, California State University Northridge, Northridge, CA 91330-8266, RUSMORE, Margaret, Department of Geology, Occidental College, 1600 Campus Rd, Los Angeles, CA 90041, GEHRELS, George E., Department of Geosciences, University of Arizona, Gould-Simpson Building, 1040 E 4th St, Tucson, AZ 85719 and STOWELL, Harold, Department of Geological Sciences, Univ of Alabama, Box 870338, Tuscaloosa, AL 35487-0338
 
9:30 AM
Questions and Discussion
27-4
9:45 AM
SINISTRAL FAULTING ALONG THE NORTHERN CORDILLERAN MARGIN: IMPLICATIONS FOR INSULAR-INTERMONTANE CONNECTIONS AND THE POLARITY OF JURA-CRETACEOUS SUBDUCTION
GEHRELS, George1, WANG, Jordan1, CECIL, Robinson2 and KAPP, Paul3, (1)Geosciences, University of Arizona, 1040 E 4th St, Tucson, AZ 85721-0001, (2)Department of Geological Sciences, California State University Northridge, Northridge, CA 91330-8266, (3)Department of Geosciences, University of Arizona, Tucson, AZ 85721
27-5
10:00 AM
THE BRIDGE RIVER-SHULAPS CULMINATION: A WINDOW INTO PERMO-TRIASSIC SUBDUCTION INITIATION, JURASSIC-CRETACEOUS COLLISION, AND ARC POLARITY IN THE CANADIAN CORDILLERA
WANG, Jordan1, GEHRELS, G.E.2, KAPP, Paul A.3, HE, John1 and WHITE, Tristan J.1, (1)Department of Geosciences, University of Arizona, 1040 E 4th St, Tucson, AZ 85721, (2)Department of Geosciences, University of Arizona, Tucson, AZ 85721, (3)Department of Geosciences, University of Arizona, 1040 E 4th St, Tucson, AZ 85719
27-6
10:15 AM
THE POST 100 MA ARCHITECTURE OF THE COAST MOUNTAINS, BRITISH COLUMBIA AND SOUTHEAST ALASKA
STOWELL, Harold, Department of Geological Sciences, Univ of Alabama, Box 870338, Tuscaloosa, AL 35487-0338, RUSMORE, Margaret, Department of Geology, Occidental College, 1600 Campus Rd, Los Angeles, CA 90041, GUTAPFEL, Savanna, Geological Sciences, University of Alabama, Tuscaloosa, AL 35487, CECIL, Robinson, Department of Geological Sciences, California State University Northridge, Northridge, CA 91330-8266 and BOLLEN, Elizabeth, PhD, Geologic Investigations Program, Geological Survey of Alabama, P.O. Box 869999, Tuscaloosa, AL 35486
27-7
10:30 AM
REFLECTIONS ON MY 60 YEARS IN THE COAST MOUNTAINS OF BRITISH COLUMBIA
HOLLISTER, Lincoln, Geosciences, Princeton University, Princeton, NJ 08544
27-8
10:45 AM
TESTING TERRANE TRANSPORT ALONG TRANSPRESSIVE CONVERGENT MARGINS: HIGH-PRECISION U-PB GEOCHRONOLOGY, GEOLOGIC MAPPING, AND STRATIGRAPHIC ANALYSIS OF THE YAKUTAT AND SILETZIA TERRANES
DONAGHY, Erin1, EDDY, Michael1 and RIDGWAY, Kenneth D.2, (1)Department of Earth, Planetary, and Atmospheric Sciences, Purdue University, West Lafayette, IN 47907-2051, (2)Department of Earth, Atmospheric, and Planetary Sciences, Purdue University, 550 Stadium Mall Drive, West Lafayette, IN 47907
27-9
11:00 AM
REEVALUATION OF THE CHUGACH, PRINCE WILLIAM TERRANES BASED ON GEOCHRONOLOGY OF DETRITAL ZIRCON AND PLUTON AGES FROM CHICAGOF, YAKOBI, AND THE FAIRWEATHER RANGE IN GLACIER BAY NATIONAL PARK, ALASKA
GARVER, John1, DAVIDSON, Cameron2, FELDBERG-BANNATYNE, Maya2, BARTH, Sofia T.1 and BRYAN, Rachel P.1, (1)Geosciences, Union College, 807 Union ST, Schenectady, NY 12308, (2)Department of Geology, Carleton College, 1 N College St, Northfield, MN 55057
27-10
11:15 AM
HUNTING FOR CRYPTIC CRETACEOUS - EARLY CENOZOIC STRIKE-SLIP DISPLACEMENT IN THE NORTHERN CORDILLERA
GRANT, Belyn1, ROESKE, Sarah1, WALDIEN, Trevor S.2 and REGAN, Sean P.3, (1)Earth and Planetary Sciences, University of California, Davis, Davis, CA 95616, (2)Geology and Geological Engineering, South Dakota School of Mines and Technology, 501 E. St. Joseph St., Rapid City, SD 57701, (3)Department of Geosciences, University of Alaska, Fairbanks, 900 Yukon Dr., Fairbanks, AK 99775
27-11
11:30 AM
TIMING OF MESOZOIC EXHUMATION OF THE METAMORPHIC CORE OF THE SOUTHERN BROOKS RANGE: NEW CONSTRAINTS FROM LOW TEMPERATURE THERMOCHRONOLOGY
CRAIG, Jason1, MILLER, Elizabeth1 and TORO, Jaime2, (1)Department of Geological Sciences, Stanford University, Stanford, CA 94305, (2)Department of Geology & Geography, West Virginia University, Morgantown, WV 26506
27-12
11:45 AM
THE PALEOGEOGRAPHY OF NORTHERN ALASKA: KNOWNS AND UNKNOWNS
BIASI, Joseph, Department of Earth Sciences, University of Oregon, Eugene, OR 97403; Department of Earth Sciences, Dartmouth College, Hanover, NH 03755 and STRAUSS, Justin, Department of Earth Sciences, Dartmouth College, HB 6105 Fairchild Hall, Hanover, NH 03755
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