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North-Central Section - 54th Annual Meeting - 2020

Session No. 19
Monday, 18 May 2020: 1:30 PM-5:30 PM
French River Room 1 (Duluth Entertainment Convention Center)

T2. Intrusive Rocks of the Midcontinent Rift

 

Joshua Feinberg, Nicholas L. Swanson-Hysell and Mark J. Severson, Advocates
Paper #
Start Time
19-1
1:30 PM
THE MIDCONTINENT RIFT AND ITS MINERAL SYSTEMS: OVERVIEW AND TEMPORAL CONSTRAINTS OF NI-CU-PGE MINERALIZED INTRUSIONS
BLEEKER, Wouter1, HAMILTON, Michael A.2, SMITH, Jennifer1, KAMO, Sandra L.2, HOLLINGS, Pete3, CUNDARI, Robert4 and EASTON, Robert Michael5, (1)Geological Survey of Canada, 601 Booth Street, Ottawa, ON K1A0E8, Canada, (2)Jack Satterly Geochronology Laboratory, Department of Earth Sciences, University of Toronto, 22 Russell Street, Toronto, ON M5S 3B1, Canada, (3)Department of Geology, Lakehead University, 955 Oliver Rd, Thunder Bay, ON P7B 5E1, Canada, (4)Resident Geologist Program, Ontario Geological Survey, Suite B002, 435 James St. South, Thunder Bay, ON P7E 6S7, Canada, (5)Precambrian Geoscience Section, Ontario Geological Survey, 933 Ramsey Lake Road, 7th Floor, Sudbury, ON P3E 6B5, Canada
19-2
1:50 PM
U-PB BADDELEYITE AGE LINKS THE OSBORNE ANOMALY (NE IOWA) TO THE EARLY (1,150 MA) PHASE OF MIDCONTINENT RIFT ACTIVITY
CLARK, Ryan J., Iowa Geological Survey, IIHR - Hydroscience & Engineering, 300 Trowbridge Hall, Iowa City, IA 52242, PEATE, David W., Earth & Environmental Sciences, University of Iowa, 115 Trowbridge Hall, Iowa City, IA 52242, KUSICK, Allison R., Earth and Environmental Science, University of Iowa, 115 Trowbridge Hall, Iowa City, IA 52242, HORKLEY, L. Kenneth, Earth and Environmental Sciences, University of Iowa, 115 Trowbridge Hall, Iowa City, IA 52242 and MCFARLANE, Christopher R.M., Earth Sciences, University of New Brunswick, 2 Bailey Drive, Fredericton, NB E3B 5A3, Canada
19-3
2:10 PM
THE LAYERED SERIES AT DULUTH: EVIDENCE FOR A PLUTONIC-VOLCANIC CONNECTION
MILLER, James D., Department of Earth and Environmental Sciences, University of Minnesota Duluth, 230 Heller Hall, Duluth, MN 55812 and SAUER, Sarah, Gemological Institute of America, New York, NY 10036
19-4
2:30 PM
INTEGRATING THE CHRONOSTRATIGRAPHIC RECORD OF MIDCONTINENT RIFT VOLCANISM WITH THE HISTORY OF INTRUSIVE ACTIVITY
SWANSON-HYSELL, Nicholas L.1, ZHANG, Yiming1, SCHMITZ, Mark D.2, CROWLEY, James L.2, HOAGLUND, Steven A.3 and MILLER, James D.4, (1)Department of Earth and Planetary Science, University of California, Berkeley, Berkeley, CA 94720, (2)Department of Geosciences, Boise State University, Boise, ID 83725, (3)Department of Geological Sciences, University of Minnesota Duluth, Duluth, MN 55812, (4)Department of Earth and Environmental Sciences, University of Minnesota Duluth, 230 Heller Hall, Duluth, MN 55812
19-5
2:50 PM
THE BLACK STURGEON SILL: INSIGHTS INTO FORMATION OF MODAL AND COMPOSITIONAL LAYERING
ZIEG, Michael J., Geography, Geology, and the Environment, Slippery Rock University, Slippery Rock, PA 16057
19-6
3:10 PM
THE RICH PALEOMAGNETIC RECORD OF PROTEROZOIC MIDCONTINENT RIFT INTRUSIVES: AN UPDATED SYNTHESIS WITH A NEW POLE FROM THE BEAVER RIVER DIABASE
ZHANG, Yiming, SWANSON-HYSELL, Nicholas L. and AVERY, Margaret S., Department of Earth and Planetary Science, University of California, Berkeley, Berkeley, CA 94720
19-7
3:30 PM
TOWARDS A UNIFYING LITHOSPHERIC MODEL FOR THE MID-CONTINENT RIFT
EUFRASIO DE OLIVEIRA, Igor, Dept. of Earth and Planetary Sciences, Northwestern University, 2145 Sheridan Rd., Evanston, IL 60208 and VAN DER LEE, Suzan, Earth and Planetary Sciences, Northwestern University, 2145 Sheridan Rd., Evanston, IL 60208
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