GSA Connects 2024 Meeting in Anaheim, California

Session No. 145
Monday, 23 September 2024: 1:30 PM-5:30 PM
304B (Anaheim Convention Center)

T171. Oblique Motion on the North American Cordilleran Margin II: Jurassic to Paleogene

 

Rebecca Morris, Matthew Brueseke, Elisa Fitz-Díaz, Basil Tikoff, Trevor Waldien, Michael Darin and Scott Bennett, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks
1:35 PM
CRETACEOUS COLLISION RECONCILES WESTERN NORTH AMERICAN TECTONICS WITH DEEP MANTLE SLABS (Invited Presentation)
WU, Jonny, Department of Geosciences, University of Arizona, Tucson, AZ 85721; Department of Earth and Atmospheric Sciences, University of Houston, 3507 Cullen Blvd, Rm. 233, Houston, TX 77204-5008, FUSTON, Spencer, EOG Resources, Houston, TX 77002; Department of Earth and Atmospheric Sciences, University of Houston, 3507 Cullen Blvd, Rm. 233, Houston, TX 77204-5008 and COLLI, Lorenzo, BlueThink, Via Fabio Filzi 5, Milan, 20124, Italy; Department of Earth and Atmospheric Sciences, University of Houston, 3507 Cullen Blvd, Houston, TX 77204-5008
1:55 PM
THREE-DIMENSIONAL DEVELOPMENT OF THE SEVIER-LARAMIDE OROGEN AS A RESULT OF TERRANE TRANSLATION, COLLISION, AND TRANSLATION
TIKOFF, Basil, Department of Geoscience, University of Wisconsin-Madison, Madison, WI 53703, NELSON, Ellen, Department of Geoscience, University of Wisconsin-Madison, Madison, WI 53726 and HOUSEN, Bernie, Geology Department, Western Washington University, 516 High St, Bellingham, WA 98225
2:10 PM
EVOLUTION OF THE CONTINENTAL MARGIN EXAMINED THOUGH BATHOLITH-SCALE PATTERNS OF MAGMATISM AND DEFORMATION, COAST MOUNTAINS, BRITISH COLUMBIA
RUSMORE, Margaret, Department of Geology, Occidental College, 1600 Campus Rd, Los Angeles, CA 90041, CECIL, Robinson, Department of Geological Sciences, California State University Northridge, Northridge, CA 91330-8266, WOODSWORTH, Glenn J., Geological Survey of Canada, 101-605 Robson St, Vancouver, BC V6B 5J3, Canada, STOWELL, Harold, Department of Geological Sciences, Univ of Alabama, Box 870338, Tuscaloosa, AL 35487-0338 and GEHRELS, George E., Geosciences, University of Arizona, 1040 E. 4th Street, Tucson, AZ 85721
2:25 PM
K-PG TERMINAL SUTURING OF THE INSULAR BELT DURING CONTRACTIONAL UPLIFT OF MELT-WEAKENED NORTH AMERICA, CLEARWATER AND COAST MOUNTAINS, AK
REGAN, Sean1, MILLER, McKenzie2, HOLLAND, Mark3, WALDIEN, Trevor4, KYLANDER-CLARK, Andrew5, TAYLOR, Peter6 and HOFMANN, Florian1, (1)Geophysical Institute, University of Alaska Fairbanks, Fairbanks, AK 99775-9702, (2)Department of Geosciences, University of Alaska Fairbanks, Fairbanks, AK 99709, (3)Geology Department, St. Lawrence University, 23 Ramoda Dr, Canton, NY 13617, (4)Geology and Geological Engineering, South Dakota School of Mines and Technology, 501 E. St. Joseph St., Rapid City, SD 57701, (5)Geological Sciences, UC, Santa Barbara, Department of Geological Sciences, UC Santa Barbara—Building 526, Santa Barbara, CA 93106-9630, (6)Juneau, AK 99824
2:40 PM
THE WEST MOUNTAIN ARC: EARLY-MIDDLE CRETACEOUS MAGMATISM IN THE NORTHWEST U.S. CORDILLERA
NELSON, Ellen, Department of Geoscience, University of Wisconsin-Madison, Madison, WI 53726, TIKOFF, Basil, Department of Geoscience, University of Wisconsin-Madison, Madison, WI 53703, RUGGLES, Claire, Department of Geoscience, University of Wisconsin - Madison, Madison, WI 53706, PATZKE, Mollie, Laurentian UniversityHarquail School of Earth Sciences, 935 Ramsey Lake Rd, Sudbury, ON P3E 2C6, CANADA, SURPLESS, Kathleen, Department of Earth and Environmental Geosciences, Trinity University, One Trinity Place, San Antonio, TX 78212 and GASCHNIG, Richard, Department of Environmental, Earth and Atmospheric Sciences, University of Massachusetts Lowell, 1 University Ave, Lowell, MA 01854-2827
 
2:55 PM
Break
3:10 PM
SINISTRAL SLIP ALONG THE NACIMIENTO-CABORCA-DURANGO-ZACATECAS FAULT (75-60 MA)
INGERSOLL, Raymond, Earth, Planetary and Space Sciences, Univ California, Los Angeles, PO Box 951567, Los Angeles, CA 90095-1567
3:25 PM
REGIONAL EXHUMATION OF THE LARAMIDE
JEPSON, Gilby1, CARRAPA, Barbara2, AFONSO, Walter2, REEHER, Lauren J.3, DECELLES, Peter2, HOWLETT, Caden2, CAYLOR, Emilia4, SHERPA, Tshering2, WANG, Jordan5 and CONSTENIUS, Kurt N.2, (1)Department of Geosciences, University of Oklahoma, Norman, OK 73019, (2)Department of Geosciences, University of Arizona, Tucson, AZ 85721, (3)Department of Geosciences, University of Arizona, 1040 E 4th St, Tuscon, AZ 85721; Utah Geological Survey, 1594 W. North Temple, Suite 3110, Salt Lake City, UT 84116, (4)Department of Geosciences, University of Arizona, Tucson, AZ 59721, (5)Department of Geosciences, University of Arizona, 1040 E 4th St, Tucson, AZ 85721
3:40 PM
SILETZIA'S ROLE IN CORDILLERAN OROGENESIS, NORTHWEST USA AND ADJACENT CANADA (Invited Presentation)
WELLS, Ray, U.S. Geological Survey, Geology, Minerals, Energy and Geophysics Science Center, 1819 SW 5th Ave., #336, Portland, OR 97201
4:00 PM
SEDIMENTOLOGIC AND GEOCHRONOLOGIC EVIDENCE FROM THE EOCENE TO OLIGOCENE KULTHIETH FORMATION FOR CENOZOIC TRANSPORT OF THE YAKUTAT TERRANE (Invited Presentation)
DONAGHY, Erin1, RIDGWAY, Kenneth2 and EDDY, Michael2, (1)Department of Earth Sciences, Dartmouth College, Hanover, NH 03755, (2)Department of Earth, Atmospheric, and Planetary Sciences, Purdue University, 550 Stadium Mall Drive, West Lafayette, IN 47907
 
4:20 PM
Discussion
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