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GSA Annual Meeting in Indianapolis, Indiana, USA - 2018

Session No. 119
Monday, 5 November 2018: 9:00 AM-6:30 PM
Halls J-K (Indiana Convention Center)

T158. Evolution of the Midcontinent Rift: A Window into Proterozoic Environments, a Repository of Minerals, and a Lesson in Rifting (Posters)

GSA Geophysics and Geodynamics Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Structural Geology and Tectonics Division; GSA Sedimentary Geology Division; Society of Economic Geologists; GSA Geobiology & Geomicrobiology Division

Authors will be present from 4:30 to 6:30 PM.

 

Paper #
Booth #
119-1
325
SEISMIC STRATIGRAPHY OF THE 1.1 GA MIDCONTINENT RIFT BENEATH WESTERN LAKE SUPERIOR PART II: EVOLUTION OF RIFT-FILL THROUGH TIME
STEWART, Esther K., Wisconsin Geological and Natural History Survey, University of Wisconsin–Extension, 3817 Mineral Point Rd, Madison, WI 53705, GRAUCH, V.J.S., U.S. Geological Survey, Box 25046, DFC, MS 964, Denver, CO 80225, WOODRUFF, Laurel G., U.S. Geological Survey, 2280 Woodale Drive, St. Paul, MN 55112 and HELLER, Samuel, U.S. Geological Survey, Box 25046, DFC, MS 939, Denver, CO 80225
119-2
326
MAGNETOTELLURIC ANALYSIS OF THE MIDCONTINENTAL RIFT IN IOWA
DELONG, Ashley, Geography, Geology and Planning, Missouri State University, springfield, MO 65897 and MICKUS, Kevin L., Dept. of Geography, Geology, and Planning, Missouri State University, Springfield, MO 65897
Handouts
  • DeLong_GSA-poster-KM.pdf (1.4 MB)
    • 119-3
    327
    INTEGRATED GEOPHYSICAL MODELING PROVIDES INSIGHTS INTO THE THREE-DIMENSIONAL GEOMETRY OF THE MIDCONTINENT RIFT IN WESTERN LAKE SUPERIOR
    GRAUCH, V.J.S., U.S. Geological Survey, Box 25046, DFC, MS 964, Denver, CO 80225, STEWART, Esther K., Wisconsin Geological and Natural History Survey, University of Wisconsin–Extension, 3817 Mineral Point Rd, Madison, WI 53705, WOODRUFF, Laurel G., U.S. Geological Survey, 2280 Woodale Drive, St. Paul, MN 55112, ANDERSON, Eric D., US Geological Survey, Denver Federal Center, Bldg 20, MS 964, Denver, CO 80225 and HELLER, Samuel, U.S. Geological Survey, Box 25046, DFC, MS 939, Denver, CO 80225
    119-4
    328
    IMPLICATIONS OF GEOCHEMICAL, PETROGRAPHIC AND STRATIGRAPHIC ANALYSES OF THE UPPER PORTAGE LAKE VOLCANICS FOR THE KEWEENAW FLOOD BASALTS
    DAVIS, William Ray1, COLLINS, Mitchell Alexander1, LAVIGNE, Andrew1, ROONEY, Tyrone O.1, KRANS, Susan1, BROWN, Eric2, STEIN, Seth A.3, STEIN, Carol A.4 and MOUCHA, Robert5, (1)Earth and Environmental Sciences, Michigan State University, 288 Farm Lane, Room 207, East Lansing, MI 48824, (2)Department of Geoscience, Aarhus University, Aarhus, 8000, Denmark, (3)Earth & Planetary Sciences, Northwestern University, Evanston, IL 60208, (4)Earth & Environmental Sciences, University of Illinois at Chicago, Chicago, IL 60607, (5)Department of Earth Sciences, Syracuse University, 204 Heroy Geology Laboratory, Syracuse, NY 13244
    119-5
    329
    DETRITAL ZIRCON GEOCHRONOLOGY OF KEWEENAWAN INTERFLOW SEDIMENTS WITHIN THE NORTH SHORE VOLCANIC GROUP
    JOHNSON, Linnea L., Department of Geography and Geology, Illinois State University, Campus Box 4400, Normal, IL 61790-4400, MALONE, David H., Geography-Geology, Illinois State University, Campus Box 4400, Normal, IL 61790-4400 and CRADDOCK, John P., Geology, Macalester College, 1600 Grand Avenue, St. Paul, IL 55105
    119-6
    330
    SILICIC VOLCANISM OF THE PORCUPINE VOLCANICS: IMPLICATIONS FOR MAGMA DIFFERENTIATION DURING THE TERMINAL STAGES OF VOLCANISM WITHIN THE MIDCONTINENT RIFT
    BONESSI, Jacob M.1, ROONEY, Tyrone O.2, LAVIGNE, Andrew2, SVOBODA, Christopher2, GIRARD, Guillaume3, MOUCHA, Robert4, BROWN, Eric5, STEIN, Carol A.6 and STEIN, Seth7, (1)Michigan State University, East Lansing, MI 48823, (2)Earth and Environmental Sciences, Michigan State University, 288 Farm Lane, Room 207, East Lansing, MI 48824, (3)Department of Geological Sciences, Michigan State University, 170 Food Safety Toxicology, 1129 Farm Lane, East Lansing, MI 48824, (4)Department of Earth Sciences, Syracuse University, 204 Heroy Geology Laboratory, Syracuse, NY 13244, (5)Department of Geoscience, Aarhus University, Aarhus, 8000, Denmark, (6)Earth & Environmental Sciences, University of Illinois at Chicago, Chicago, IL 60607, (7)Earth and Planetary Sciences, Northwestern University, 2145 Sheridan Road, Evanston, IL 60208
    119-7
    331
    MAGMATIC PLUMBING DURING THE FINAL STAGES OF THE KEWEENAWAN LARGE IGNEOUS PROVINCE: EVIDENCE FROM THE MICHIPICOTEN ISLAND FORMATION
    MARTELLA, Kellen Edward Kawika1, LAVIGNE, Andrew2, SVOBODA, Christopher2, ROONEY, Tyrone O.2, GIRARD, Guillaume3, STEIN, Carol A.4, STEIN, Seth5, MOUCHA, Robert6 and BROWN, Eric7, (1)Earth and Environmental Science, Michigan State University, 220 Trowbridge Rd, East Lansing, MI 48824, (2)Earth and Environmental Sciences, Michigan State University, 288 Farm Lane, Room 207, East Lansing, MI 48824, (3)Department of Geological Sciences, Michigan State University, 170 Food Safety Toxicology, 1129 Farm Lane, East Lansing, MI 48824, (4)Earth and Environmental Sciences, University of Illinois at Chicago, 845 W. Taylor Street, Chicago, IL 60607-7059, (5)Earth and Planetary Sciences, Northwestern University, 2145 Sheridan Road, Evanston, IL 60208, (6)Department of Earth Sciences, Syracuse University, 204 Heroy Geology Laboratory, Syracuse, NY 13244, (7)Department of Geoscience, Aarhus University, Aarhus, 8000, Denmark
    119-8
    332
    CROSSING THE GAP: LINKING THE EOCENE AND OLIGOCENE EAST AFRICAN RIFT VOLCANICS
    PETERSON, Liam D.1, ROONEY, Tyrone O.2 and STEINER, Alex2, (1)Michigan State University, Earth and Environmental Sciences, 288 Farm Ln, East Lansing, MI 48824, (2)Michigan State University, Earth and Environmental Sciences, 207 Natural Science, East Lansing, MI 48824
    119-9
    333
    EARLY CENOZOIC MAGMATISM IN EAST AFRICA: EXPANDING THE EOCENE AMARO AND GAMO BASALTS
    PHILLIPS, Rayn K.1, ROONEY, Tyrone O.1, STEINER, Alex1, GIRARD, Guillaume2 and KAPPELMAN, John3, (1)Michigan State University, Earth and Environmental Sciences, 207 Natural Science, East Lansing, MI 48824, (2)Department of Geological Sciences, Michigan State University, 170 Food Safety Toxicology, 1129 Farm Lane, East Lansing, MI 48824, (3)Department of Anthropology, University of Texas, Austin, TX 78712
    119-10
    334
    TWO-DIMENSIONAL (2D) LITHOSPHERIC STRUCTURE BENEATH THE SOUTHWESTERN BRANCH OF THE EAST AFRICAN RIFT SYSTEM
    LEWIS, Jesse D, 1402 S Lowry St, Stillwater, OK 74074, EMISHAW, Luelseged, Boone Pickens School of Geology, Oklahoma State University, 105 Noble Research Center, Stillwater, OK 74078-3031 and ABDEL SALAM, Mohamed, Boone Pickens School of Geology, Oklahoma State University, Noble Research Center, Stillwater, OK 74078-3031
    119-11
    335
    REACTIVATION HISTORY OF THE GAVILGARH-TAN MEGALINEAMENT AND DEVELOPMENT OF A MID-CONTINENTAL RIFT IN CENTRAL INDIA
    GOLANI, P.R., Ministry of Mines, 36th International Geological Congress, C-2, Pushpa Bhawan, Madangir Road, New Delhi, 110062, India
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