North-Central Section - 39th Annual Meeting (May 19–20, 2005)

Session No. 28
Friday, 20 May 2005: 8:00 AM-12:00 PM

S5. The Midcontinent Rift in the Lake Superior Region: A Modern Integration of a Century of Studies

 

Jim D. Miller, William F. Cannon and Robert Michael Easton, Conveners
Paper #
Start Time
1
8:00 AM
THE NORTH AMERICAN MIDCONTINENT RIFT SYSTEM-AN OVERVIEW OF A CENTURY OF STUDIES
CANNON, William F., U.S. Geol Survey, MS 954, Reston, VA 22092, wcannon@usgs.gov, wcannon@usgs.gov
2
8:20 AM
GEOPHYSICAL CHARACTERISTICS OF THE MIDCONTINENT RIFT SYSTEM IN THE LAKE SUPERIOR REGION: A REVIEW
CHANDLER, Val W., Minnesota Geological Survey, Univ of Minnesota, 2609 Territorial Road, St. Paul, MN 55114, chand004@umn.edu, chand004@umn.edu
3
8:40 AM
GEOCHRONOLOGY OF THE IGNEOUS ROCKS OF THE MIDCONTINENT RIFT SYSTEM: A REVIEW
GREEN, John C., Univ Minnesota - Duluth, Dept Geological Sciences, Duluth, MN 55812-2496, DAVIS, D.W., Jack Satterly Geochronology Lab, Univ of Toronto, Toronto, M5S 3B1, Canada, EASTON, Robert Michael, Precambrian Geoscience Section, Ontario Geol Survey, Sudbury, ON P3E 6B5, MILLER Jr, J.D., Minnesota Geol Survey, Natural Resources Research Institute, University of Minnesota Duluth, Duluth, MN 55812, VERVOORT, J.D., Dept. of Geology, Washington State Univ, Pullman, WA 99164 and ZARTMAN, R.E., Dept. of Geological Sciences, Univ of Cape Town, Rondebosch, 7701, South Africa, jgreen@d.umn.edu, jgreen@d.umn.edu
4
9:00 AM
GEOCHEMICAL EVOLUTION OF THE VOLCANIC ROCKS OF THE 1.1 GA MIDCONTINENT RIFT SYSTEM
NICHOLSON, Suzanne W., US Geol Survey, 954 National Center, Reston, VA 20192, GREEN, John C., Univ Minnesota - Duluth, Dept Geological Sciences, Duluth, MN 55812-2496, WIRTH, Karl R., Geology Department, Macalester College, 1600 Grand Ave, St. Paul, MN 55105 and VERVOORT, Jeffrey D., Department of Geology, Washington State Univ, Pullman, WA 99164, swnich@usgs.gov, swnich@usgs.gov
5
9:20 AM
SEDIMENTARY FILL OF THE 1100 MA MIDCONTINENT RIFT SYSTEM (MRS) IN THE LAKE SUPERIOR REGION
OJAKANGAS, Richard W., Geological Sciences, Univ of Minnesota Duluth, 229 HH, 10 University Drive, Duluth, MN 55812, rojakang@d.umn.edu, rojakang@d.umn.edu
6
9:40 AM
THE MIDCONTINENT RIFT IN ONTARIO: A SHORT, BUT COMPLICATED TALE OF CRUSTAL SAGGING, SOFTENING, AND SPLITTING
EASTON, Robert Michael, Ontario Geol Survey, 933 Ramsey Lake Rd Rm B7064, Sudbury, ON P3E 6B5, eastonrm@vianet.on.ca, eastonrm@vianet.on.ca
 
10:00 AM
Break
7
10:20 AM
GEOLOGY OF THE MIDCONTINENT RIFT IN WESTERN LAKE SUPERIOR
WOODRUFF, Laurel G., U.S. Geological Survey, 2280 Woodale Drive, Mounds View, MN 55112, CANNON, William F., U.S. Geol Survey, 954 National Center, Reston, VA 20192, NICHOLSON, Suzanne W., US Geol Survey, 954 National Center, Reston, VA 20192 and BOERBOOM, Terrence J., Minnesota Geol Survey, 2642 University Avenue, St. Paul, MN 55114, woodruff@usgs.gov, woodruff@usgs.gov
8
10:40 AM
GEOLOGY OF THE MIDCONTINENT RIFT IN NORTHEASTERN MINNESOTA
MILLER Jr, James D., Minnesota Geological Survey, Univ of Minnesota, c/o NRRI, 5013 Miller Trunk Hwy, Duluth, MN 55811, GREEN, John C., Univ Minnesota - Duluth, Dept Geological Sciences, Duluth, MN 55812-2496, SEVERSON, Mark J., Natural Resources Research Institute, Univ of Minnesota Duluth, 5013 Miller Trunk Hwy, Duluth, MN 55811, CHANDLER, Val W., Minnesota Geological Survey, Univ of Minnesota, 2609 Territorial Road, St. Paul, MN 55114 and BOERBOOM, Terrence J., Minnesota Geological Survey, Univ of Minnesota, 2642 University Avenue, St. Paul, MN 55114-1057, mille066@umn.edu, mille066@umn.edu
9
11:00 AM
CU-NI±PGE MINERAL DEPOSITS ASSOCIATED WITH THE DULUTH COMPLEX, NORTHEASTERN MINNESOTA
SEVERSON, Mark J., Natural Resources Research Institute, Univ of Minnesota Duluth, 5013 Miller Trunk Hwy, Duluth, MN 55811, mseverso@nrri.umn.edu, mseverso@nrri.umn.edu
10
11:20 AM
COPPER DEPOSITS OF THE MIDCONTINENT RIFT IN MICHIGAN
BORNHORST, Theodore J., A. E. Seaman Mineral Museum, Michigan Tech, Houghton, MI 49931, tjb@mtu.edu, tjb@mtu.edu
11
11:40 AM
MINERAL DEPOSITS AND METALLOGENY OF THE MIDCONTINENT RIFT IN ONTARIO
SMYK, Mark C., Ontario Geological Survey, Ministry of Northern Development and Mines, Suite B002, 435 James St. South, Thunder Bay, ON P7E 6S7, Canada, mark.smyk@ndm.gov.on.ca, mark.smyk@ndm.gov.on.ca
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