GSA 2020 Connects Online

Session No. 248
Friday, 30 October 2020: 10:00 AM-2:00 PM

T107. Integrating Geochronological, Geochemical, and Petrological Data—Progress in Petrochronology and Applications

Geological Association of Canada; Canadian Tectonics Group-GAC Division; Geochemical Society; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division

 

Kyle Larson, Chris Yakymchuk and Carl Guilmette, Advocates
Paper #
Start Time
 
10:00 AM
Introductory Remarks
10:05 AM
OSCILLATORY MAJOR ELEMENT AND ISOTOPIC ZONING IN HIGH-PRESSURE LOW-TEMPERATURE GARNETS: RECORDS OF NON-UNIFORM FLUID TRANSFER PROCESSES? (Invited Presentation)
GEORGE, Freya R.1, VIETE, Daniel R.1, ÁVILA, Janaína2, SEWARD, Gareth G.E.3, POIRER, Glenn4 and DIEKRUP, David5, (1)Earth and Planetary Sciences, Johns Hopkins University, Baltimore, MD 21211, (2)Research School of Earth Sciences, The Australian National University, Canberra, ACT 2601, Australia, (3)Earth Science, University of California Santa Barbara, Santa Barbara, CA 93106, (4)Earth and Environmenal Sciences, University of Ottawa, Ottawa, ON K1N 6N5, Canada; Canadian Museum of Nature, Ottawa, ON K1N 6N5, Canada, (5)Earth and Environmenal Sciences, University of Ottawa, Ottawa, ON K1N 6N5, Canada
10:20 AM
POTENTIAL U-PB DECOUPLING IN TITANITE INDUCED BY DEFORMATION: INSIGHTS FROM THE MANICOUAGAN IMBRICATE ZONE IN THE GRENVILLE PROVINCE
KAVANAGH-LEPAGE, Charles, Mineral engineering, Polytechnique Montréal, 2900 blvd Edouard-Montpetit, Montreal, QC h3t1j4, Canada, GERVAIS, Félix, Civil, geological, mining engineering, Polytechnique Montreal, 2900, boul. Édouard-Montpetit, Campus de l'Université de Montréal, 2500, chemin de Polytechnique, Montreal, QC H3T 1J4, Canada, NAERAA, Tomas, Department of Geology, Lund University, Sölvegatan 12, Lund, SE-223 62, Sweden and MOUKHSIL, Abdelali, Ministère de l'Énergie et des Ressources naturelles, Quebec, QC G1H 6R1
10:35 AM
PETROCHRONOLOGICAL EVOLUTION OF THE HIMALAYAN METAMORPHIC CORE IN THE MAKALU-ARUN REGION, EASTERN NEPAL
LIHTER, Iva1, LARSON, Kyle P.1 and COTTLE, John M.2, (1)Earth, Environmental and Geographic Sciences, University of British Columbia Okanagan, Kelowna, BC V1V 1V7, Canada, (2)Department of Earth Science, University of California, Santa Barbara, CA 93106–9630
10:50 AM
MICROSCALE SECONDARY PHASES IN DETRITAL ZIRCON RECORD >1 GA OF METAMORPHISM IN THE YILGARN CRATON
BELL, Elizabeth Ann1, MILLER, Ashley1, HARRISON, Mark2 and WEISS, Benjamin P.3, (1)Earth, Planetary, and Space Sciences, UCLA, Los Angeles, CA 90095, (2)Earth, Planetary, and Space Sciences, University of California, Los Angeles, 595 Charles E. Young D. E., Box 951567, Los Angeles, CA 90095, (3)Department of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology, 77 Massachusetts Ave, Cambridge, MA 02139
11:05 AM
U/PB AGE CONSTRAINTS ON HOST ROCK DEPOSITION AND HIGH-T METAMORPHISM AT THE GRAPHITE CREEK FLAKE GRAPHITE DEPOSIT, SEWARD PENINSULA, ALASKA
CASE, George1, KARL, Susan M.2, REGAN, Sean P.3, O'SULLIVAN, Paul4, HOLM-DENOMA, Christopher S.5, PIANOWSKI, Laura S.5 and JONES III, James V.6, (1)Alaska Science Center, U.S. Geological Survey, 4210 University Dr, Anchorage, AK 99508, (2)U.S. Geological Survey, Alaska Science Center, 4210 University Drive, Anchorage, AK 99508, (3)Department of Geosciences, University of Alaska at Fairbanks, 900 Yukon dr, Fairbanks, AK 99775, (4)GeoSep Services, GeoSep Services Inc., 1521 Pine Cone Road, Moscow, ID 83843, (5)U.S. Geological Survey, Geology, Geophysics, and Geochemistry Science Center, Denver Federal Center, Denver, CO 80225, (6)U.S. Geological Survey, Alaska Science Center, Anchorage, AK 99508
11:20 AM
INTERPRETING REACTION HISTORIES AND P-T-T PATHS FROM IN-SITU MONAZITE AND XENOTIME PETROCHRONOLOGY: IMPLICATIONS FOR THE TECTONIC HISTORY OF NEW ENGLAND
HILLENBRAND, Ian W., Department of Geosciences, University of Massachusetts Amherst, 611 N Pleasant St, Amherst, MA 01003, WILLIAMS, Michael L., Department of Geosciences, University of Massachusetts, Amherst, 627 North Pleasant St, Amherst, MA 01003-9297, JERCINOVIC, Michael J., Department of Geosciences, University of Massachusetts, Amherst, 627 N Pleasant St, Amherst, MA 01003-9354 and TJAPKES, Daniel J., Department of Geosciences, University of Massachusetts, Amherst, Geology Department, Grand Valley State University, Allendale, MI 49401
11:35 AM
ISOTOPE AND TRACE ELEMENT MOBILITY IN TITANITE DURING “LOW-TEMPERATURE” CRYSTAL-PLASTIC DEFORMATION
STEARNS, Michael A., Department of Earth Science, Utah Valley University, 800 W. University Pkwy., Orem, UT 84058 and UDY, Nicholas D., Department of Earth Science, Utah Valley University, 800 West University Parkway, Orem, UT 84058
11:50 AM
PETROGENETIC RELATIONS AND COMPOSITIONAL CHARACTERISTICS OF U-PB GEOCHRONOMETERS IN A MESOARCHEAN LATE MAGMATIC ZIRCON-APATITE VEIN: MANIITSOQ REGION, SW GREENLAND
MARSH, Jeffrey H.1, JOERGENSEN, Taus R.C.1, EVANS, Noreen J.2, KIRKLAND, Christopher L.2, HAMILTON, Michael A.3, VEZINET, Adrien4, HARLOV, Daniel5 and MOLE, David R.1, (1)Mineral Exploration Research Centre, Laurentian University, 935 Ramsey Lake Rd,, SUDBURY, ON P3E 2C6, Canada, (2)School of Earth and Planetary Sciences, Curtin University, Perth, Bentley, WA 6102, Australia, (3)Jack Satterly Geochronology Laboratory, Department of Geology, University of Toronto, Toronto, ON M5S 3B1, Canada, (4)Department of Earth and Atmospheric Sciences, University of Alberta, 1-26 Earth Sciences Building, Edmonton, AB T6G 2E3, Canada, (5)Chemistry and Physics of Earth Materials, Deutsches GeoForschungsZentrum-GFZ, Telegrafenberg, Potsdam, 14473, Germany
 
12:05 PM
Break
12:20 PM
DECOUPLING OF ZIRCON U-PB AND TRACE-ELEMENT SYSTEMATICS DRIVEN BY U DIFFUSION IN ECLOGITE-FACIES ZIRCON (MONVISO META-OPHIOLITE, W. ALPS)
GARBER, Joshua M., Department of Geosciences, The Pennsylvania State University, 441 Deike Building, University Park, PA 16802, SMYE, Andrew J., Department of Geosciences, Pennsylvania State University, 407 Deike, University Park, PA 16802, FEINEMAN, Maureen, Department of Geosciences, Pennsylvania State University, State College, PA 16801, KYLANDER-CLARK, Andrew R.C., Earth Science, University of California, Santa Barbara, CA 93106 and MATTHEWS, Simon, Department of Earth and Planetary Sciences, The Johns Hopkins University, Dept. Code P3901, Baltimore, MD 21218-2687
12:35 PM
ADVANCES IN RUTILE PETROCHRONOLOGY (Invited Presentation)
KOOIJMAN, Ellen1, SMIT, Matthijs A.2 and SCHMITT, Melanie1, (1)Department of Geosciences, Swedish Museum of Natural History, Frescativägen 40, Stockholm, SE-11418, Sweden, (2)Department of Earth, Ocean and Atmospheric Sciences, University of British Columbia, 2020-2207 Main Mall, Vancouver, BC V6T 1Z4, Canada
12:50 PM
PHASE EQUILIBRIA MODELLING OF MONAZITE IN A TH-BEARING SYSTEM
WILLIAMS, Megan A., Department of Earth Sciences, The University of Adelaide, North Terrace Campus, Adelaide, 5005, Australia, KELSEY, David E., Geological Survey of Western Australia, 100 Plain St, East Perth, 6004, Australia; Department of Earth Sciences, The University of Adelaide, North Terrace Campus, Adelaide, 5005, Australia and SPEAR, Frank S., Earth and Environmental Sciences, Rensselaer Polytechnic Institute, 110 8th St., Troy, NY 12180
1:05 PM
THE SUPERCONTINENT CYCLE REFLECTED IN THE AGE RECORD OF THE ARCHEAN SCLM (Invited Presentation)
CUTTS, Jamie, Department of Earth, Ocean and Atmospheric Sciences, University of British Columbia, 2020-2207 Main Mall, Vancouver, BC V6T 1Z4, Canada, SMIT, Matthijs A., Department of Earth, Ocean and Atmospheric Sciences, University of British Columbia, 2207 Main Mall, Vancouver, BC V6T 1Z4, Canada, SPENGLER, Dirk, Institut für Mineralogie und Kristallchemie (closed), Universität Stuttgart, Azenbergstraße 18, Stuttgart, Germany, KOOIJMAN, Ellen, Department of Geosciences, Swedish Museum of Natural History, Stockholm, 11418, Sweden and VAN ROERMUND, Herman, Institute of Earth Sciences, Utrecht University, Budapestlaan 4, Utrecht, 3508 TA, Netherlands
1:20 PM
TIMING AND SOURCE OF MELTING AT THE EASTERN EDGE OF THE GURLA MANDHATA CORE COMPLEX, NW NEPAL HIMALAYA
MARTIN, Alison A.1, GODIN, Laurent1 and COTTLE, John M.2, (1)Geological Sciences & Geological Engineering, Queen's University, Bruce Wing/Miller Hall, 36 Union Street, Kingston, ON K7L3N6, Canada, (2)Earth Science, University of California, Santa Barbara, Santa Barbara, CA 93106
1:35 PM
PETROGRAPHY, GEOCHEMISTRY, AND GEOCHRONOLOGY OF CRETACEOUS PORPHYRY INTRUSIVES NEAR RED LODGE, MONTANA
FRENCH, Logan A., Department of Earth and Atmospheric Sciences, University of Houston, 5719 Windsong Trl, Houston, TX 77009, LAPEN, Thomas, Earth and Atmospheric Sciences, University of Houston, Houston, 77204, SISSON, Virginia, Department of Earth and Atmospheric Sciences, University of Houston, Houston, TX 77204 and SHAULIS, Barry, Department of Geosciences, University of Arkansas, 340 N. Campus Dr., 216 Gearhart Hall, Fayetteville, AR 72701
1:45 PM
MONAZITE PETROCHRONOLOGY OF ADIRONDACK LOWLANDS MIGMATITES: IMPLICATIONS FOR THE SIGNIFICANCE OF THE CARTHAGE-COLTON MYLONITE ZONE
TJAPKES, Daniel J., Department of Geosciences, University of Massachusetts, Amherst, Geology Department, Grand Valley State University, Allendale, MI 49401, SUAREZ, Kaitlyn A., Department of Geosciences, University of Massachusetts, Amherst, 611 North Pleasant Street, Amherst, MA 01003, JERCINOVIC, Michael J., Department of Geosciences, University of Massachusetts, Amherst, 627 N Pleasant St, Amherst, MA 01003-9354 and WILLIAMS, Michael L., Department of Geosciences, University of Massachusetts, Amherst, 627 North Pleasant St, Amherst, MA 01003-9297
 
1:55 PM
Concluding Remarks
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