North-Central Section - 50th Annual Meeting - 2016

Session No. 15
Monday, 18 April 2016: 1:30 PM-5:30 PM
Lincoln Room (I Hotel and Conference Center)

T32. Structure, Geophysics, Petrology, and Tectonics in the Midcontinent, and Elsewhere

 

Stephen Marshak, Seth Stein and Craig Lundstrom, Advocates
Paper #
Start Time
1:30 PM
CU ISOTOPE VARIATIONS BETWEEN NI-CU MINERALIZED INTRUSIONS OF PICRITIC AND HIGH-AL OLIVINE THOLEIITE DESCENT IN THE MIDCONTINENT RIFT SYSTEM, NORTH AMERICA
SMITH, Joshua M, RIPLEY, Edward M., LI, Chusi, DONG, Shuofei, WASYLENKI, Laura E. and HUANG, Hui, Department of Geological Sciences, Indiana University, Bloomington, IN 47405, jms44@umail.iu.edu, jms44@umail.iu.edu
1:50 PM
SULFUR ISOTOPE STUDIES OF NI-CU-PGE SULFIDE MINERALIZATION HOSTED IN METASEDIMENTARY COUNTRY ROCKS OF THE DULUTH COMPLEX, EAGLE INTRUSION AND TAMARACK IGNEOUS COMPLEX, MIDCONTINENT RIFT
PROKOPF, Derek1, SMITH, Joshua M.2, RIPLEY, Edward M.3 and LI, Chusi3, (1)Indiana University, 1001 E. Tenth St., Bloomington, IN 47408, (2)Department of Geological Sciences, Indiana University, Bloomington, IN 47408, (3)Department of Geological Sciences, Indiana University, Bloomington, IN 47405, dprokopf@indiana.edu, dprokopf@indiana.edu
2:10 PM
DIFFERENTIATION IN THE LAYERED MAFIC INTRUSIONS: INSIGHTS FROM THE SONJU LAKE-FINLAND GRANOPHYRE SYSTEM (MN)
LUNDSTROM, Craig C., Dept of Geology, Univ of Illinois, 1301 W Green St, Urbana, IL 61801, lundstro@uiuc.edu, lundstro@uiuc.edu
2:30 PM
THE ROLE OF LATE STAGE MAGMATIC FLUIDS DURING METASOMATIC REACTION OF GABBRO TO GRANOPHYRE
SHARTON-BIERIG, Eytan and LUNDSTROM, Craig C., Geology, University of Illinois at Urbana-Champaign, 63 Computing Applications Building, Champaign, IL 61820, shrtnbr2@illinois.edu, shrtnbr2@illinois.edu
2:50 PM
RELATIONSHIP OF COEXISTING CARBONATE AND SILICATE MAGMA AT OL DOINYO LENGAI BASED ON FE AND U ISOTOPE RATIOS
ZHOU, Zhenhao, Department of Geology, University of Illinois at Urbana-Champaign, 141 Computing Application Building, 605 E. Springfield Avenue, Urbana, IL 61801 and LUNDSTROM, Craig C., Geology, University of Illinois at Urbana-Champaign, 63 Computing Applications Building, Champaign, IL 61820, zzhou52@illinois.edu, zzhou52@illinois.edu
3:10 PM
STRESS DEVELOPMENT IN HETEROGENETIC LITHOSPHERE: INSIGHTS INTO EARTHQUAKE PROCESSES IN THE NEW MADRID SEISMIC ZONE
ZHAN, Yan, Geology, University of Illinois at Urbana-Champaign, 107 E Springfield Ave, Apt 302, Champaign, IL 61820; Geology, Peking University, Yiheyuan Rd. #5, Haidian Dst, Beijing, 100871, China, GREGG, Patricia, Geology, University of Illinois - Urbana-Champaign, 152 Computer Applications Building, 605 E. Springfield Ave., Champaign, IL 61820 and HOU, Guiting, Geology, Peking University, Yiheyuan Rd. #5, Haidian Dst, Beijing, 100871, China, yanzhan3@illinois.edu, yanzhan3@illinois.edu
 
3:30 PM
Break
3:45 PM
TECTONIC EVOLUTION OF THE SOUTHEASTERN END OF THE STE. GENEVIEVE FAULT SYSTEM, ILLINOIS: THE WOLF CREEK FAULT ZONE
SEID, Mary, Illinois State Geological Survey, Prairie Research Institute, University of Illinois, 615 E. Peabody Dr., Champaign, IL 61820 and MARSHAK, Stephen, Dept. of Geology, University of Illinois, 605 E. Springfield Ave., Champaign, IL 61820, maryseid@illinois.edu, maryseid@illinois.edu
4:05 PM
FAULTS AND FOLDS OF THE CRATONIC PLATFORM ALONG THE BOUNDARY BETWEEN THE OZARK DOME AND ILLINOIS BASIN: LINKING STRUCTURE TO TOPOGRAPHY AND TECTONIC HISTORY
DELUCIA, Michael S.1, MARSHAK, Stephen2, PAVLIS, Gary L.3, HAMBURGER, Michael W.3, LARSON, Timothy4 and GILBERT, Hersh5, (1)Dept. of Geology, University of Illinois- Urbana Champaign, 605 E. Springfield, Champaign, IL 61820, (2)Dept. of Geology, University of Illinois, 605 E. Springfield, Champaign, IL 61820, (3)Department of Geological Sciences, Indiana University, Bloomington, IN 47405, (4)Illinois State Geological Survey, University of Illinois at Urbana-Champaign, Champaign, IL 61820, (5)Department of Earth, Atmospheric, and Planetary Sciences, Purdue University, West Lafayette, IN 47907, mdelucia@illinois.edu, mdelucia@illinois.edu
4:25 PM
CHARACTER OF FAULTING BENEATH THE WESTERN EDGE OF THE LASALLE ANTICLINORIUM, CENTRAL ILLINOIS BASIN: INSIGHT FROM A NEW SEISMIC-REFLECTION PROFILE AND A STRUCTURE-CONTOUR MAP
KAMP, Tyler P., Geology, University of Illinois at Urbana-Champaign, Champaign, IL 61801, LEETARU, Hannes E., Illinois State Geological Survey, 615 E. Peabody Drive, Champaign, IL 61820 and MARSHAK, Stephen, Dept. of Geology, University of Illinois, 605 E. Springfield Ave., Champaign, IL 61820, tkamp2@illinois.edu, tkamp2@illinois.edu
4:45 PM
NORTH AMERICA’S MIDCONTINENT RIFT: WHEN RIFT MET LIP
STEIN, Carol A.1, STEIN, Seth2, KLEY, Jonas3, KELLER, G. Randy4, WIENS, Douglas5, WYSESSION, Michael6, ALEQABI, Ghassan7, SHEN, Weisen5, MERINO, Miguel8, FREDRICKSEN, Andrew9, DARBYSHIRE, Fiona10, JURDY, Donna11, WAITE, Greg12, ROSE, William I.13, ROONEY, Tyrone14, MOUCHA, Robert15 and BROWN, Eric16, (1)Earth & Environmental Sciences, University of Illinois at Chicago, Chicago, IL 60607, (2)Earth & Planetary Sciences, Northwestern University, Evanston, IL 60208-3130, (3)Geoscience Center, University of Goettingen, Goldschmidtstr. 3, Goettingen, 37077, Germany, (4)School of Geology and Geophysics, University of Oklahoma, 100 E. Boyd, Norman, OK 73019, (5)Earth and Planetary Sciences, Washington University in St. Louis, St. Louis, MO 63130-4899, (6)Earth and Planetary Sciences, Washington University, Campus Box 1169, 1 Brookings Dr, St. Louis, MO 63130, (7)St. Louis, MO 63130, (8)Chevron Corporation, 1400 Smith Street, Houston, TX 77002, (9)Geological Sciences, University of Manitoba, , Winnipeg, MB R3T 2N2, Canada, (10)Geotop, University of Quebec, Montreal, QC H3C3P8, Canada, (11)Earth and Planetary Sciences, Northwestern University, Locy Hall, 1850 Campus Drive, Evanston, IL 60208, (12)Gmes, Michigan Technological University, 1400 Townsend Dr, Houghton, MI 49931, (13)Michigan Technological University, Houghton, MI 49931, (14)Geological Sciences, Michigan State University, 206 Natural Sciences, East Lansing, MI 48824, (15)Department of Earth Sciences, Syracuse University, 204 Heroy Geology Laboratory, Syracuse, NY 13244, (16)Department of Geoscience, Aarhus University, Aarhus, 8000, Denmark, cstein@uic.edu, cstein@uic.edu
5:05 PM
TECTONIC DOMAINS IN THE UPPER CRUST OF THE CRATONIC PLATFORM, MIDCONTINENT UNITED STATES
MARSHAK, Stephen, Dept. of Geology, University of Illinois, 605 E. Springfield Ave, Champaign, IL 61820, smarshak@illinois.edu, smarshak@illinois.edu
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