Rocky Mountain (66th Annual) and Cordilleran (110th Annual) Joint Meeting (19–21 May 2014)

Session No. 9
Monday, 19 May 2014: 1:00 PM-5:00 PM
Procrastinator Theater (Montana State University)

T3. Precambrian I: Archean and Paleoproterozoic Crustal Evolution of Western Laurentia

 

David W. Mogk and Paul A. Mueller, Advocates
Paper #
Start Time
1
1:00 PM
MESOARCHEAN ROCKS OF THE EASTERN BEARTOOTH MOUNTAINS, MT AND WY
MOGK, D.W., Dept. Earth Sciences, Montana State Univ, Bozeman, MT 59717, HENRY, D.J., Dept. of Geology and Geophysics, Louisiana State University, Baton Rouge, LA 70803, MUELLER, Paul A., Department of Geological Sciences, University of Florida, 241 Williamson Hall, Gainesville, FL 32611 and WOODEN, J.L., U.S Geological Survey, Menlo Park, CA 94025, mogk@montana.edu, mogk@montana.edu
2
1:20 PM
UPPER-TO-MIDDLE LEVEL EXPOSURE OF A 2.8 GA CONTINENT IN THE NORTHERN WYOMING PROVINCE, USA
HENRY, Darrell J., Dept. of Geology and Geophysics, Louisiana State University, Baton Rouge, LA 70803, MOGK, David W., Dept. of Earth Sciences, Montana State University, PO Box 173480, Bozeman, MT 59717, MUELLER, Paul A., Department of Geological Sciences, University of Florida, 241 Williamson Hall, Gainesville, FL 32611-2120, FOSTER, David A., Department of Geological Sciences, University of Florida, Gainesville, FL 32611 and WOODEN, J.L., Stanford University, Stanford, CA 94305, glhenr@lsu.edu, glhenr@lsu.edu
3
1:40 PM
A BIMODAL BELT OF ~1.86 TO 2.66GA TONALITIC GNEISSES IN NORTHWEST LAURENTIA: U-PB AND LU-HF CONSTRAINTS ON THE EVOLUTION OF NORTH AMERICA
FISHER, Christopher1, VERVOORT, Jeff1, LEWIS, Reed S.2, GASCHNIG, Richard M.3, GOODGE, John4, JANSEN, Andrew C.5 and WANG, Da6, (1)School of the Environment, Washington State University, Pullman, WA 99164, (2)Idaho Geological Survey, University of Idaho, 875 Perimeter Drive MS3014, Moscow, ID 83844-3014, (3)Department of Geology, University of Maryland, College Park, MD 20742, (4)Department of Geological Sciences, University of Minnesota, Duluth, MN 55812, (5)Newmont Mining Corporation, Twin Creeks Operations, Golconda, NV 89414, (6)School of the Environment, Washington State University, Pullman, WA 99164-2812, chris.fisher@wsu.edu, chris.fisher@wsu.edu
4
2:00 PM
THE CLEARWATER COMPLEX:  UNCOVERING THE NEOARCHEAN AND PALEOPROTEROZOIC BASEMENT OF NORTH CENTRAL IDAHO
VERVOORT, Jeffrey D.1, LEWIS, Reed S.2, FISHER, Christopher M.1, GASCHNIG, Richard M.3, JANSEN, Andrew C.4 and WANG, Da5, (1)School of the Environment, Washington State University, Pullman, WA 99164, (2)Idaho Geological Survey, University of Idaho, 875 Perimeter Drive MS3014, Moscow, ID 83844-3014, (3)Department of Geology, University of Maryland, College Park, MD 20742, (4)Newmont Mining Corporation, Twin Creeks Operations, Golconda, NV 89414, (5)School of the Environment, Washington State University, Pullman, WA 99164-2812, vervoort@wsu.edu, vervoort@wsu.edu
5
2:20 PM
LATE ARCHEAN TO PALEOPROTEROZOIC EVOLUTION OF THE RUBY RANGE, MONTANA, AND ITS IMPLICATIONS FOR THE GROWTH AND MODIFICATION OF THE NORTHWESTERN WYOMING PROVINCE
BALDWIN, Julia A., CRAMER, Martin A. and VOARINO, Brennus, Department of Geosciences, University of Montana, Missoula, MT 59812, jbaldwin@mso.umt.edu, jbaldwin@mso.umt.edu
6
2:40 PM
THE LITTLE BELT ARC OF THE GREAT FALLS OROGEN
FOSTER, David A.1, MUELLER, Paul A.2, VOGL, James J.1, GIFFORD, Jennifer3 and MOGK, David W.4, (1)Department of Geological Sciences, University of Florida, Gainesville, FL 32611, (2)Department of Geological Sciences, University of Florida, 241 Williamson Hall, Gainesville, FL 32611-2120, (3)Department of Geology, St. Lawrence University, Canton, NY 13617, (4)Dept. of Earth Sciences, Montana State University, PO Box 173480, Bozeman, MT 59717, dafoster@ufl.edu, dafoster@ufl.edu
7
3:00 PM
INVESTIGATING THE AGE AND SIGNIFICANCE OF PERALUMINOUS LEUCOGRANITE IN THE N. MADISON RANGE, SOUTHWEST MONTANA
CONDIT, Cailey B. and MAHAN, Kevin, Geological Sciences, University of Colorado, Campus Box 399, 2200 Colorado Ave, Boulder, CO 80309, cailey.condit@colorado.edu, cailey.condit@colorado.edu
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