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Joint 118th Annual Cordilleran/72nd Annual Rocky Mountain Section Meeting - 2022

Session No. 2
Tuesday, 15 March 2022: 8:00 AM-12:00 PM
CBC-A 112 (UNLV Classroom Building Complex A)

T13. Directly Dating Deformation, Metamorphism, and Metasomatism through Petrochronology I

GSA Structural Geology and Tectonics Division; GSA Geochronology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

 

Margaret Odlum, Cailey Condit and Stacia M. Gordon, Advocates
Paper #
Start Time
 
8:00 AM
Introductory Remarks
2-1
8:05 AM
DATING DEFORMATION WITH TITANITE: AN EXAMPLE FROM CRETACEOUS SHEAR ZONES IN JOSHUA TREE NATIONAL PARK
MOSER, Amy, Department of Earth Science, University of California, Santa Barbara, 1006 Webb Hall, University of California, Santa Barbara, CA 93106-9630, LUSK, Alexander D., Geosciences, University of Wisconsin - Madison, 1215 W Dayton St, Madison, WI 53706-1600 and ATTIA, Snir, New Mexico Bureau of Geology and Mineral Resources, New Mexico Institute of Mining and Technology, 801, Socorro, NM 87801
2-2
8:25 AM
COMBINED ZIRCON PETROCHRONOLOGY AND MICROSTRUCTURAL ANALYSIS: INSIGHT INTO LONG-LIVED SHEAR ZONE ACTIVITY IN THE WESTERN GNEISS REGION, NORWAY
GORDON, Stacia1, DEKTAR, Emily C.1, BLATCHFORD, Hannah2 and LIM, Luz1, (1)Department of Geological Sciences, University of Nevada, Reno, 1664 N. Virginia, MS 0172, Reno, NV 89557, (2)Department of Earth & Environmental Sciences, University of Minnesota, Minneapolis, MN 55455
2-3
8:45 AM
IT’S ALL ABOUT PERSPECTIVE: USING NON-TRADITIONAL VORTICITY REFERENCE FRAMES TO VIEW QUARTZ CRYSTALLOGRAPHIC PREFERRED ORIENTATIONS
DIETEL, Matthew1, MIRANDA, Elena1, SCHWARTZ, Joshua, PhD2 and KLEPEIS, Keith A.3, (1)Department of Geological Sciences, California State University Northridge, 18111 Nordhoff St., Northridge, CA 91330, (2)Department of Geological Sciences, California State University Northridge, 18111 Nordhoff Street, Northridge, CA 91330, (3)Department of Geology, University of Vermont, Trinity Campus, Delehanty Hall, 180 Colchester Ave, Burlington, VT 05405
2-4
9:05 AM
INTEGRATING MICROKINEMATIC CRYSTALLOGRAPHIC VORTICITY AXIS (CVA) ANALYSIS AND PETROCHRONOLOGY TO INVESTIGATE THE TEMPORAL DEVELOPMENT OF FABRIC IN AN INTRA-ARC SHEAR ZONE, FIORDLAND, NEW ZEALAND
BROWN, Virginia1, MIRANDA, Elena1, SCHWARTZ, Joshua, PhD2 and KLEPEIS, Keith3, (1)Department of Geological Sciences, California State University Northridge, 18111 Nordhoff St., Northridge, CA 91330, (2)Department of Geological Sciences, California State University Northridge, 18111 Nordhoff Street, Northridge, CA 91330, (3)Geology, Univ of Vermont, Burlington, VT 05405
2-5
9:25 AM
CLIMBING UP THE WALLS: OROGEN-SCALE INVERTED BARROVIAN METAMORPHISM DURING OBLIQUE CONVERGENCE ALONG A REACTIVATED SUTURE ZONE, NORTHERN CORDILLERA
REGAN, Sean, Geophysical Institute, University of Alaska Fairbanks, Fairbanks, AK 99775-9702, MARSH, Jeffrey, Laurentian Univ., Laurentian University, 935 Ramsey Lake Rd, WGMC, 8th floor (lab, SUDBURY, AK P3E 2C6, WALDIEN, Trevor, Geology and Geological Engineering, South Dakota School of Mines and Technology, 501 E. St. Joseph St., Rapid City, SD 57701, HOLLAND, Mark, Life Earth and Environmental Sciences, West Texas A&M University, 2403 Russell Long Blvd, Canyon, TX 79015 and SUHEY, Jane, Geophysical Institute, University of Alaska Fairbanks, 900 Yukon Dr, Fairbanks, AK 99775-9702
 
9:45 AM
Discussion
 
10:00 AM
Break
2-6
10:15 AM
BEYOND ZIRCON: DATING METAMORPHISM AND DEFORMATION BY U-PB PETROCHRONOLOGY OF MONAZITE, APATITE AND GARNET IN A MEDIUM-GRADE METAMORPHIC SETTING
MÖLLER, Andreas, BERNDT, Tyson and WALKER, J Douglas, University of Kansas, Department of Geology, 1420 Naismith Dr., Lawrence, KS 66045
2-7
10:35 AM
DIRECTLY DATING COMPLEX DEFORMATION VIA STRUCTURALLY INTEGRATED MULTI-MINERAL U-PB PETROCHRONOLOGY AND (U-TH)/HE THERMOCHRONOLOGY (SE CALIFORNIA AND WEST-CENTRAL ARIZONA, USA)
FLANSBURG, Megan E., Department of Geological Sciences, The University of Texas at Austin, 23 San Jacinto Blvd & E 23rd St, Austin, TX 78712 and STOCKLI, Daniel F., Department of Geological Sciences, The University of Texas at Austin, Austin, TX 78712
2-8
10:55 AM
EXPANDING APPLICATIONS OF ZIRCON (U-TH)/HE THERMOCHRONOMETRY BY EVALUATING VISUAL METAMICTIZATION AS A RELIABLE PROXY FOR ACCUMULATED RADIATION DAMAGE
ARMSTRONG, Emma1, AULT, Alexis1, KAEMPFER, Jenna2 and GUENTHNER, William3, (1)Department of Geosciences, Utah State University, 4505 Old Main Hill, Logan, UT 84322, (2)Department of Geology, University of Illinois at Urbana-Champaign, 1301 W. Green St., Urbana, IL 61801, (3)Department of Geology, University of Illinois at Urbana-Champaign, Urbana, IL 61801
 
11:15 AM
Discussion II
 
11:35 AM
Concluding Remarks
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