GSA Connects 2022 meeting in Denver, Colorado

Session No. 223
Wednesday, 12 October 2022: 8:00 AM-12:00 PM
502 (Colorado Convention Center)

T81. Radiogenic Isotopes as Tracers of Geologic Processes: Dates, Rates, and Proxies I

GSA Geochronology Division; GSA Quaternary Geology and Geomorphology Division; GSA Sedimentary Geology Division; GSA Geobiology and Geomicrobiology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Geophysics and Geodynamics Division; Geochemical Society

 

Alexie Millikin, Jennifer Kasbohm, Timothy Gibson and Alan Rooney, Advocates
Paper #
Start Time
 
8:00 AM
Introductory Remarks
8:05 AM
A CAVITY-THERMAL IONIZATION MASS SPECTROMETER DESIGNED FOR HIGH-PRECISION 142ND ISOTOPE ANALYSIS
REIMINK, Jesse, College of Earth and Mineral Sciences, Penn State, Department of Geosciences, State College, PA 16803, CARLSON, Richard, Earth and Planets Laboratory, Carnegie Institution for Science, 5241 Broad Branch Road, NW, Washington, DC 20015 and MOCK, Timothy D., Earth and Planets Lab, Carnegie Institution for Science, 5241 Broad Branch Rd NW, Washington, DC 20015-1305
8:20 AM
SPATIAL DECLUSTERING OF ZIRCON DATA INDICATE RAPID ARCHEAN CRUSTAL GROWTH AND NEOPROTEROZOIC PLATE TECTONIC EQUILIBRIUM
WANG, Xi, Ocean, Earth and Atmospheric Sciences, University of Victoria, 9882 Ring Rd, Victoria, BC V8P 3E6, Canada; Department of Geological Sciences and Geological Engineering, Queen’s University, Bruce Wing/Miller Hall, 36 Union Street, Kingston, ON K7L 3N6, Canada and SPENCER, Chris, Earth Dynamics Research Group,, The Institute for Geoscience Research (TIGeR),, School of Earth and Planetary Sciences,, Perth, WA 6845, Australia
8:35 AM
PALEOGEOGRAPHY AND HIGH-PRECISION GEOCHRONOLOGY OF THE NEOARCHEAN FORTESCUE GROUP, PILBARA, WESTERN AUSTRALIA
KASBOHM, Jennifer1, SCHOENE, Blair1, MACLENNAN, Scott Angus1, EVANS, David2 and WEISS, Benjamin P.3, (1)Department of Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08544, (2)Department of Earth & Planetary Sciences, Yale University, 210 Whitney Avenue, New Haven, CT 06520-8109, (3)Department of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, 77 Massachusetts Ave, Cambridge, MA 02139
8:50 AM
TECTONOTHERMAL EVOLUTION OF THE SOUTHERN LAURENTIAN MARGIN FROM THE NEOARCHEAN TO THE PALEOPROTEROZOIC RECORDED IN THE WATERSMEET GNEISS DOME, MI, USA
DROUBI, Omar1, BAUER, Annie2, BONAMICI, Chloe1, NACHLAS, William O.1 and GARBER, Joshua M.3, (1)Department of Geoscience, University of Wisconsin-Madison, 1215 W Dayton St., Madison, WI 53706, (2)Department of Geoscience, University of Wisconsin-Madison, 1215 W. Dayton St., Madison, WI 53706, (3)Department of Geosciences, Pennsylvania State University, University Park, PA 16802
9:05 AM
IN-SITU PETROCHRONOLOGY AND TRACE ELEMENT GEOCHEMISTRY OF APATITE: A USEFUL DEEP-TIME INDICATOR OF DEPOSITIONAL ENVIRONMENT
SOARES, Georgia1, GARBER, Joshua1, HOUSE, Christopher H.2 and REIMINK, Jesse1, (1)College of Earth and Mineral Sciences, Penn State, Department of Geosciences, State College, PA 16803, (2)NfoLD Laboratory for Agnostic Biosignatures, Georgetown University, Washington, DC 20057; College of Earth and Mineral Sciences, Penn State, Department of Geosciences, State College, PA 16803
9:20 AM
ESTABLISHING A ROBUST TEMPORAL FRAMEWORK FOR THE PALEOPROTEROZOIC LOMAGUNDI-JATULI CARBON ISOTOPE EXCURSION IN THE FRANCEVILLIAN BASIN, GABON
STEVENS, Sally M.1, BAUER, Annie1, KIRSIMÄE, Kalle2, MOUSSAVOU, Mathieu3, LEPLAND, Aivo4, PRAVE, Anthony R.5, ROONEY, Alan6, EYSTER, Athena1, TAPPA, Michael1 and BAKAKAS MAYIKA, Karen3, (1)Department of Geoscience, University of Wisconsin-Madison, 1215 W. Dayton St., Madison, WI 53706, (2)University of Tartu, Tartu, 50411, Estonia, (3)Université des Sciences et Techniques de Masuku, Franceville, 943, Gabon, (4)Geological Survey of Norway, Leiv Eirikssons vei 39, Trondheim, 7491, Norway, (5)School of Earth and Environmental Sciences, University of St Andrews, St Andrews, KY16 9TS, United Kingdom, (6)Department of Geology and Geophysics, Yale University, 210 Whitney Ave., New Haven, CT 06511
9:35 AM
CHRONOLOGY AND ISOTOPE CONSTRAINTS ON TECTONOTHERMAL EVOLUTION OF THE MONTANA METASEDIMENTARY TERRANE, WYOMING PROVINCE
CHEN, Tsai-Wei, School of the Environment, Wanshington State University, Pullman, WA 99164, VERVOORT, Jeffrey, School of the Environment, Washington State University, Pullman, WA 99164 and BALDWIN, Julia, Department of Geosciences, University of Montana, Missoula, MT 59812
9:50 AM
TRACKING LOWER CRUSTAL FOUNDERING, CRUSTAL STRUCTURE, AND THERMAL EVOLUTION OF LAURENTIA WITH PB ISOTOPES
HILLENBRAND, Ian, Geosciences and Environmental Change Science Center, U.S. Geological Survey, PO Box 25046 MS 980, Denver, CO 80225
 
10:05 AM
Break
10:15 AM
THE EUROPEAN CONTINENTAL CRUST AS RECORDED BY U-PB, LU-HF, AND O ISOTOPES IN DETRITAL ZIRCONS FROM MODERN RIVERS
CASTILLO, Paula1, BAHLBURG, Heinrich1, FERNANDEZ, Rodrigo2, FANNING, C. Mark3 and BERNDT, Jasper4, (1)University of Münster, Department of Geology and Paleontology, Corrensstrasse 24, Muenster, 48149, Germany, (2)Universidad de Chile, Departamento de Geología, Santiago, 8460000, Chile, (3)Research School of Earth Sciences, Australian National University, Canberra, ACT 0200, Australia, (4)University of Münster, Department of Mineralogy, Corrensstrasse 24, Muenster, 48149, Germany
10:30 AM
BAYESIAN INTEGRATION OF ASTROCHRONOLOGY AND RADIOISOTOPE GEOCHRONOLOGY
TRAYLER, Robin, Department of Geosciences, Boise State University, Boise, ID 83725; Department of Life and Environmental Sciences, University of California, Merced, 5200 N Lake Road, Merced, CA 95343, SCHMITZ, Mark, Department of Geosciences, Boise State University, 1910 University Drive, Boise, ID 83725 and MEYERS, Stephen R., Department of Geoscience, The University of Wisconsin - Madison, Madison, WI 53706
10:45 AM
GLOBAL COMPILATIONS OF ZIRCON GEOCHEMISTRY: A BIASED VIEW INTO THE PROTEROZOIC–PHANEROZOIC TRANSITION
SUNDELL, Kurt, Department of Geosciences, Idaho State University, Pocatello, ID 83201 and MACDONALD, Francis, Department of Earth Science, University of California Santa Barbara, Santa Barbara, CA 93106
11:00 AM
CAMBRIAN A-TYPE GRANITES IN PRYDZ BAY, EAST ANTARCTICA: SR-ND-HF-PB-O ISOTOPIC CONSTRAINTS ON MAGMA SOURCES AND THE ORIGIN OF HIGH CONCENTRATIONS OF HEAT-PRODUCING ELEMENTS
MAAS, Roland1, GREW, Edward2, CHRISTY, Andrew3, YATES, Martin2, CARSON, Christopher4, BODORKOS, Simon4 and BOGER, Steven1, (1)School of Geography, Earth and Atmospheric Sciences, University of Melbourne, Parkville, VIC 3010, Australia, (2)School of Earth and Climate Sciences, University of Maine, Orono, ME 04469, (3)Christy Mineralogical Consulting, PO Box 517, Hamilton, QLD 4007, Australia, (4)Geosciences Australia, PO Box 378, Canberra, ACT 2601, Australia
11:15 AM
SOURCE-TO-SINK TANDEM GEOCHRONOLOGY PROVIDES NEW OPPORTUNITIES FOR RECONSTRUCTING ANCIENT PALEOGEOGRAPHY AND PALEOTOPOGRAPHY: AN EXAMPLE FROM THE TRANSCONTINENTAL ARCH OF LAURENTIA
HOLLAND, Mark, Life Earth and Environmental Sciences, West Texas A&M University, 2403 Russell Long Blvd, Canyon, TX 79015, MOHR, Michael T., Department of Geosciences, Boise State University, 1910 University Drive, Boise, ID 83725-1535, SCHMITZ, Mark D., Department of Geosciences, Boise State University, Boise, ID 83725, MADRONICH, Lauren, Department of Geoscience, University of Calgary, Calgary, AB T2N1N4, Canada and KARLSTROM, Karl, Department of Earth and Planetary Sciences, University of New Mexico, Northrop Hall, MSCO3-2040, 1 University of New Mexico, Albuquerque, NM 87131
11:30 AM
THE EMERGENCE OF LAND PLANTS CHANGED THE COMPOSITION OF THE CONTINENTAL CRUST
SPENCER, Chris1, DAVIES, Neil2, GERNON, Thomas3, WANG, Xi1, MCMAHON, William2, MORRELL, Taylor Rae1, HINCKS, Thea3, PUFAHL, Peir1, BRASIER, Alex4, SERAINE, Marina1 and LU, Gui-Mei1, (1)Department of Geological Sciences and Geological Engineering, Queen’s University, 36 Union Street, Kingston, ON K7L2N8, Canada, (2)Department of Earth Sciences, University of Cambridge, Downing Street, Cambridge, United Kingdom, (3)School of Ocean & Earth Science, University of Southampton, Southampton, United Kingdom, (4)School of Geosciences, University of Aberdeen, Aberdeen, United Kingdom
11:45 AM
THE INTERACTION BETWEEN SILICATE WEATHERING AND CLIMATE CHANGE IN THE DEVONIAN
AVILA, Teresa1, SALTZMAN, Matthew1, GRIFFITH, Elizabeth M.1 and JOACHIMSKI, Michael2, (1)School of Earth Sciences, The Ohio State University, 125 S Oval Mall, Columbus, OH 43210, (2)GeoZentrum Nordbayern, FAU Erlangen-Nürnberg, GeoZentrum Nordbayern, FAU Erlangen-Nürnberg, Erlangen, 91054, Germany
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