GSA Connects 2021 in Portland, Oregon

Session No. 193
Tuesday, 12 October 2021: 2:30 PM-6:30 PM
Exhibit Hall A (Oregon Convention Center)

T135. Dynamics of the Laurentide Ice Sheet (Posters)

GSA Quaternary Geology and Geomorphology Division; GSA Marine and Coastal Geoscience Division

Authors will be present from 4 to 6 PM.

 

Paper #
Booth #
124
ICE-FLOW AND TILL PROVENANCE IN MANITOBA, CANADA; DECODING THE LAURENTIDE ICE SHEET PUZZLE PIECES
GAUTHIER, Michelle, PO Box 795, Stonewall, MB R0C2Z0, CANADA and HODDER, Tyler, 283 Duffield St, Winnipeg, MB R3J 2K1, CANADA
125
1:100,000 SCALE PRELIMINARY QUATERNARY MAPPING IN THE LAKE SUPERIOR REGION OF WISCONSIN
RAWLING III, J. Elmo, Wisconsin Geological and Natural History Survey, University of Wisconsin-Madison, 3817 Mineral Point Road, Madison, WI 53705, BRECKENRIDGE, Andy, Department of Natural Sciences, University of Wisconsin - Superior, Belknap and Catlin, P.O. Box 2000, Superior, WI 54880 and ULLMAN, David, Department of Geoscience, Northland College, 1411 Ellis Ave., Ashland, WI 53804
126
DETRITAL ZIRCON GEOCHRONOLOGY OF ILLINOIS-EPISODE GLACIAL DEPOSITS: CONSTRAINING THE DYNAMICS OF THE PENULTIMATE LAURENTIDE GLACIATION IN THE GREAT LAKES REGION
LOWE, Theodor Rex Hartmann1, MALONE, David1, GIFFORD, Jennifer2, GRIMLEY, David3 and COLGAN, Patrick4, (1)Department of Geology, Illinois State University, Campus Box 4400, Bloomington, IL 61701, (2)University of MississippiGeology & Geological Engineering, PO Box 1848, University, MS 38677-1848, (3)Illinois State Geological Survey, Prairie Research Institute, University of Illinois at Urbana-Champaign, 615 E Peabody Dr., Champaign, IL 61820, (4)Department of Geology, Grand Valley State University, Padnos Hall of Science, 1 Campus Drive, Allendale, IL 49401
127
REPEATED GLACIAL ADVANCES FROM THE QUEBEC-LABRADOR SECTOR INTO WESTERN HUDSON BAY LOWLAND
HODDER, Tyler, 283 Duffield St, Winnipeg, MB R3J 2K1, CANADA, GAUTHIER, Michelle, PO Box 795, Stonewall, MB R0C2Z0, CANADA, ROSS, Martin, Earth Sciences, 200 University Ave West, Waterloo, ON N2L3G1, CANADA and KELLEY, Samuel E., Geology, University at Buffalo, 411 Cooke Hall, University at Buffalo, Buffalo, NY 14260
128
A 3450-YEAR VARVE CHRONOLOGY FROM MINNESOTA (USA) AND ONTARIO (CANADA) THAT SPANS THE BØLLING-ALLERØD TO EARLY HOLOCENE
BRECKENRIDGE, Andy, Department of Natural Sciences, University of Wisconsin - Superior, Belknap and Catlin, P.O. Box 2000, Superior, WI 54880, LOWELL, Thomas V., Department of Geology, University of Cincinnati, 500 Geology/Physics Building, Cincinnati, OH 45221, WATTRUS, Nigel, Large Lakes Observatory & Department of Earth and Environmental Sciences, University of Minnesota Duluth, 1114 Kirby Drive, HH229, Duluth, MN 55812, PETEET, Dorothy M., Lamont-Doherty Earth Observatory, Columbia University, Palisades, NY 10964 and RITTENOUR, Tammy M., Department of Geosciences, Luminescence Laboratory, Utah State University, 4505 Old Main Hill, Logan, UT 84322
129
DETRITAL ZIRCON GEOCHRONOLOGY AND PROVENANCE OF PLEISTOCENE LOESS AND CONTRIBUTING GLACIAL SOURCES, MIDCONTINENTAL USA
DENDY, Sarah, University of Illinois, Urbana-Champaign, Department of Geology, 1301 W Green St, Urbana, IL 61801, GUENTHNER, William, Department of Geology, University of Illinois at Urbana-Champaign, Urbana, IL 61801, CONROY, Jessica L., Department of Geology, University of Illinois at Urbana-Champaign, 3081 Natural History Building, 1301 W. Green St., Urbana, IL 61801, GRIMLEY, David, Illinois State Geological Survey, Prairie Research Institute, University of Illinois at Urbana-Champaign, 615 E Peabody Dr., Champaign, IL 61820 and COUNTS, Ronald, Mississippi Mineral Resources Institute/Dept. of Geology and Geological Engineering, University of Mississippi, Brevard Hall, Oxford, MS 38677
130
INACCURACIES IN DEGLACIAL CHRONOMETERS RECORDING LAURENTIDE ICE SHEET RETREAT IN THE NORTHEASTERN UNITED STATES: PRESENCE, MAGNITUDE, AND CONTROLS
HALSTED, Christopher, Rubenstein School of Environment and Natural Resources, University of Vermont, Burlington, VT 05405, BIERMAN, Paul R., Department of Geology, University of Vermont, 180 Colchester Avenue, Delehanty Hall, Burlington, VT 05405; Rubenstein School of Environment and Natural Resources, University of Vermont, Burlington, VT 05405, CORBETT, Lee B., Department of Geology, University of Vermont, Delehanty Hall, 180 Colchester Ave, Burlington, VT 05405, SHAKUN, Jeremy D., Department of Earth and Environmental Sciences, Boston College, Chestnut Hill, MA 02467, DAVIS, P., Department of Natural & Applied Sciences, Bentley University, 175 Forest St, Waltham, MA 02452 and CAFFEE, Marc, Department of Physics and Astronomy and Department of Earth, Atmospheric, and Planetary Sciences, Purdue University, West Lafayette, IN 47907
Handouts
  • gsa2021_halsted.pdf (17.7 MB)
  • 131
    STRATIGRAPHY AND CHRONOLOGY OF THE IMLAY CHANNEL IN LAPEER COUNTY, MICHIGAN, USA
    LUCZAK, Jonathan N., South Dakota Geological Survey, Vermillion, SD 57069 and FISHER, Timothy, Department of Environmental Sciences, University of Toledo, MS 604, 2801 W Bancroft St, Toledo, OH 43606
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