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GSA 2020 Connects Online

Session No. 97
Tuesday, 27 October 2020: 5:30 PM-8:00 PM

T32. Assembling Laurentia: Turning Points in Paleoproterozoic Tectonic Evolution II

Mineralogical Society of America; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Structural Geology and Tectonics Division

 

David Corrigan, Camille A. Partin and Kevin H. Mahan, Advocates
Paper #
Start Time
97-1
5:30 PM
A PETROCHRONOLOGICAL COMPARISON OF NEOARCHEAN-PALEOPROTEROZOIC MONAZITE FROM SW MONTANA
BRIDGES, Jae, Earth, Ocean, and Atmospheric Sciences, Oregon State University, 104 CEOAS Admin. Bldg., Corvallis, OR 97331, GODANA, Keneni, University of Illinois at Chicago, 5801 S Ellis Ave, Chicago, IL 60637, MAHAN, Kevin, Geological Sciences, University of Colorado, Campus Box 399, 2200 Colorado AVE, Boulder, CO 80309 and CONDIT, Cailey B., Department of Earth and Space Sciences, University of Washington, Seattle, WA 98195
97-2
5:40 PM
THE AGE AND ORIGIN OF PRECAMBRIAN ORTHOGNEISS OF THE GROUSE CREEK BLOCK, NORTHERN UTAH AND SOUTHERN IDAHO
KOBE, Skadi1, POTTER, Katherine E.1, BALGORD, Elizabeth2, BERNICHE, Alexander2, JENSEN, Austin2 and YONKEE, Adolph2, (1)Geology Department, Utah State University, Logan, UT 84322-4505, (2)Department of Earth and Environmental Sciences, Weber State University, 1415 Edvalson St - DEPT 2507, Ogden, UT 84408-2507
97-3
5:50 PM
PETROTECTONIC EVOLUTION OF THE PRECAMBRIAN FARMINGTON CANYON COMPLEX OF NORTHERN UTAH
JENSEN, Austin1, BALGORD, Elizabeth1, BERNICHE, Alexander1, POTTER, Katherine E.2, KOBE, Skadi2 and YONKEE, Adolph1, (1)Department of Earth and Environmental Sciences, Weber State University, 1415 Edvalson St - DEPT 2507, Ogden, UT 84408-2507, (2)Geology Department, Utah State University, Logan, UT 84322-4505
97-4
6:00 PM
GEOPHYSICAL INSIGHTS INTO A PALEOPROTEROZOIC WILSON CYCLE ALONG THE SOUTHERN MARGIN OF THE SUPERIOR PROVINCE, CENTRAL UPPER PENINSULA, MICHIGAN
DRENTH, Benjamin J., U.S. Geological Survey, MS 964 Denver Federal Center, Denver, CO 80225, CANNON, William F., US Geological Survey, 12201 Sunrise Valley Dr, MS 954, Reston, VA 20192-0001, SCHULZ, Klaus J., U.S. Geological Survey, 954 National Center, 12201 Sunrise Valley Dr, Reston, VA 20192 and AYUSO, Robert A., U.S. Geological Survey, MS 954 National Center, Reston, VA 20192
97-5
6:10 PM
NEOARCHEAN STRONGLY PERALUMINOUS GRANITES OF THE WYOMING PROVINCE RECORD MODERN CRUSTAL COMPOSITIONS AND MELT-FORMING PROCESSES
DA PRAT, Fabio1, FROST, Carol D.1, HENRY, Darrell J.2, MOGK, David W.3, FROST, B. Ronald1, SWAPP, Susan M.4 and MUELLER, Paul A.5, (1)Department of Geology and Geophysics, University of Wyoming, Dept. 3006, 1000 E. University Avenue, Laramie, WY 82071, (2)Department of Geology and Geophysics, Louisiana State University, Baton Rouge, LA 70803, (3)Dept. of Geology and Geophysics, Louisiana State University, Baton Rouge, LA 70803, (4)Department of Geology and Geophysics, University of Wyoming, Dept. 3006, 1000 E. University Ave, Laramie, WY 82071, (5)Department of Geological Sciences, University of Florida, Williamson Hall, Gainesville, FL 32611
97-6
6:20 PM
ARCHEAN CHROMITITES FROM THE EASTERN BEARTOOTH MOUNTAINS, MT, USA: INSIGHTS INTO ARCHEAN CRUSTAL GENESIS THROUGH CHROMITE GEOCHEMISTRY
GNIESKI, Rachel1, HENRY, Darrell J.2, HARRIS, Connor J.3, MUELLER, Paul A.3 and VAN HINSBERG, Vincent J.4, (1)Louisiana State University Department of Geology and Geophysics, Howe-Russell-Kniffen Geoscience Complex, Baton Rouge, LA 70803, (2)Department of Geology and Geophysics, Louisiana State University, Baton Rouge, LA 70803, (3)Department of Geological Sciences, University of Florida, Williamson Hall, Gainesville, FL 32611, (4)Department of Earth & Planetary Sciences, McGill University, 3450 University Street, Montreal, QC H3A2A7, Canada
97-7
6:30 PM
GEOLOGIC OVERVIEW OF STURGEON LAKE GREENSTONE BELT GRANITOID PLUTONS, WESTERN WABIGOON SUBPROVINCE
NELSON, Trevor J.1, LODGE, Robert W.D.1 and MA, Chong2, (1)Department of Geology, University of Wisconsin-Eau Claire, Phillips Science Hall, PO Box 4004, Eau Claire, WI 54702-4004, (2)Harquail School of Earth Sciences, Laurentian University, 935 Ramsey Lake Road, Sudbury, ON P3E 2C6, Canada
97-8
6:40 PM
PETROGRAPHY AND GEOCHEMISTRY OF ARCHEAN GARNETIFEROUS GNEISSES FROM THE SOUTH BOULDER RIVER VALLEY, TOBACCO ROOT MOUNTAINS, MONTANA
KASS, Salvatore P., LODGE, Robert W.D. and MCFARLAND, Nathaniel J., Department of Geology, University of Wisconsin-Eau Claire, Phillips Science Hall, PO Box 4004, Eau Claire, WI 54702-4004
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