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

Session No. 28
Wednesday, 21 May 2014: 8:00 AM-12:00 PM
Gaines Hall 101 (Montana State University)

T4. Precambrian II: Meso- and Neoproterozoic Evolution of Western Laurentia II: In Honor of Don Winston

 

Paul K. Link and Reed S. Lewis, Advocates
Paper #
Start Time
1
8:00 AM
A HUGE EVOLVED 1730 MA MAGMATIC ARC TO THE SOUTHWEST OF THE MESOPROTEROZOIC LEMHI SUBBASIN, BELT SUPERGROUP, IDAHO AND MONTANA
LINK, Paul K., Department of Geosciences, Idaho State University, Pocatello, ID 83209, STEWART, Eric D., Department of Geoscience, University of Wisconsin-Madison, Madison, WI 53706-1692, STEEL, Travis, Department of Geosciences, Idaho State University, 921 S. 8th Ave. Stop 8072, Pocatello, ID 83209 and SHERWIN, Jo-Ann, Geosciences Department, Idaho State University, 921 S. 8th Ave. Stop 8072, Pocatello, ID 83209, linkpaul@isu.edu, linkpaul@isu.edu
2
8:20 AM
INVESTIGATING THE SEQUENCE BOUNDARY THROUGH DETRITAL ZIRCON GEOCHRONOLOGY: INITIAL DETRITAL ZIRCON RESULTS FROM PROTEROZOIC AND PALEOZOIC ROCKS OF WESTERN MONTANA
HENDRIX, Marc S.1, WINSTON, Don2, DAVIS, Dylan1, MOFFITT, Patrick1, SCHMECHEL, Michael1, CROWLEY, James3 and SCHMITZ, Mark3, (1)Department of Geosciences, The University of Montana, Missoula, MT 59812, (2)Department of Geosciences, The University of Montana, MIssoula, MT 59812, (3)Department of Geosciences, Boise State University, Boise, ID 83725, marc.hendrix@mso.umt.edu, marc.hendrix@mso.umt.edu
3
8:40 AM
MESOPROTEROZOIC(?) TO PALEOZOIC STRATA IN THE STIBNITE-EDWARDSBURG AREA, CENTRAL IDAHO
LEWIS, Reed S., Idaho Geological Survey, University of Idaho, Moscow, ID 83844-3014, STEWART, David E., Huehuetenango Tech, Todos Santos, 13015, Guatemala, STEWART, Eric D., Department of Geoscience, University of Wisconsin-Madison, Madison, WI 53706-1692, ISAKSON, Vincent H., Department of Geosciences, Boise State University, Boise, ID 83725-1535, SCHWARTZ, Darin M., Department of Geological Sciences, University of Idaho, 875 Perimeter Dr MS 3022, Moscow, ID 83844-3022 and VERVOORT, Jeffrey D., School of the Environment, Washington State University, Pullman, WA 99164, reedl@uidaho.edu, reedl@uidaho.edu
4
9:00 AM
COMPARISON OF DETRITAL ZIRCON AGE AND PROVENANCE PATTERNS BETWEEN THE BELT BASIN AND CA. 1.52–1.43 GA METASEDIMENTARY SUCCESSIONS IN SOUTHWESTERN LAURENTIA AND THEIR TECTONIC SIGNIFICANCE
DANIEL, Christopher G., Department of Geology and Environmental Geosciences, Bucknell University, 1 Dent Drive, Lewisburg, PA 17837, JONES III, James V., U.S. Geological Survey, Alaska Science Center, 4210 University Drive, Anchorage, AK 99508 and DOE, Michael F., Department of Geology and Geological Engineering, Colorado School of Mines, Golden, CO 80401, jvjones@usgs.gov, jvjones@usgs.gov
 
9:20 AM
Break
5
9:40 AM
GEOCHEMICAL AND ISOTOPIC CHARACTERIZATION OF THE 780 MA GUNBARREL LIP OF WESTERN NORTH AMERICA, WITH EXAMINATIONS INTO NI-CU-PGE POTENTIAL AND RODINIA RECONSTRUCTION MODELS
MACKINDER, Alana J.1, ERNST, Richard E.2 and COUSENS, Brian L.1, (1)Department of Earth Sciences, Carleton University, 1125 Colonel By Drive, Ottawa, ON K1S 5B6, Canada, (2)Dept. of Earth Sciences, Carleton University, 1125 Colonel By Drive, Ottawa, ON K1S 5B6, Canada, alana.mackinder@carleton.ca, alana.mackinder@carleton.ca
6
10:00 AM
SEDIMENTARY PROVENANCE OF THE UPPER CAMBRIAN WORM CREEK QUARTZITE, IDAHO, USING U-PB AND LU-HF ISOTOPIC ANALYSIS OF ZIRCON GRAINS
TODT, Mary K., LINK, Paul K., BEAL, Lakin K., PEARSON, David and MCCURRY, Michael, Department of Geosciences, Idaho State University, Pocatello, ID 83209, todtmary@isu.edu, todtmary@isu.edu
7
10:20 AM
"NEW" NEOPROTEROZOIC COMES TO LIGHT IN THE COLORADO FRONT RANGE:  DETRITAL ZIRCON PROVENANCE ANALYSIS RESOLVES THE AGE OF BASEMENT-HOSTED INJECTITES AND REMOBILIZED MATURE SANDSTONES
SIDDOWAY, Christine S., Geology Department, Colorado College, 14 E. Cache La Poudre St, Colorado Springs, CO 80903, csiddoway@coloradocollege.edu, csiddoway@coloradocollege.edu
 
10:40 AM
Roast of Don Winston by Rob Thomas and John Grotzinger
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