102nd Annual Meeting of the Cordilleran Section, GSA, 81st Annual Meeting of the Pacific Section, AAPG, and the Western Regional Meeting of the Alaska Section, SPE (8–10 May 2006)

Session No. 3
Monday, 8 May 2006: 7:55 AM-11:20 AM

T6. GSA: New Insights into the Origin and Evolution of the Northern Cordilleran Pericratonic Terranes I

 

Cynthia Dusel-Bacon and JoAnne L. Nelson, Advocates
Paper #
Start Time
 
7:55 AM
Introductory Remarks
1
8:00 AM
TECTONOSTRATIGRAPHIC FRAMEWORK AND PALEOZOIC EVOLUTION OF PERICRATONIC TERRANES IN THE NORTHERN CORDILLERA
COLPRON, Maurice, Yukon Geological Survey, P.O. Box 2703 (K-14), Whitehorse, YT Y1A 2C6, Canada, Maurice.Colpron@gov.yk.ca, Maurice.Colpron@gov.yk.ca
2
8:40 AM
LATE PALEOZOIC EVOLUTION OF YUKON-TANANA AND SLIDE MOUNTAIN TERRANES, FINLAYSON LAKE DISTRICT, SOUTHEASTERN YUKON, CANADA
MURPHY, Donald C., Yukon Geological Survey, Yukon Government, Box 2703 (K10), Whitehorse, YT Y1A 5R2, Canada, MORTENSEN, James K., Earth and Ocean Sciences, The Univ of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, PIERCEY, Stephen J., Mineral Exploration Research Centre and Department of Earth Sciences, Laurentian University, Willet Green Miller Centre, 933 Ramsey Lake Road, Sudbury, ON P3E 6B5, Canada and ORCHARD, Michael J., Geological Survey of Canada, 101-605 Robson St, Vancouver, BC V6B 5J3, don.murphy@gov.yk.ca, don.murphy@gov.yk.ca
3
9:00 AM
DETRITAL ZIRCON GEOCHRONOLOGY AND PROVENANCE OF THE SOUTHEASTERN YUKON-TANANA TERRANE
NELSON, JoAnne, B.C. Geological Survey Branch, Box 9333, Stn Prov Govt, Victoria, BC V8W 9N3, Canada and GEHRELS, George, Department of Geosciences, University of Arizona, Tucson, AZ 85721, JoAnne.Nelson@gov.bc.ca, JoAnne.Nelson@gov.bc.ca
4
9:20 AM
GEOCHEMISTRY, ND-HF ISOTOPIC COMPOSITION AND DETRITAL ZIRCON GEOCHRONOLOGY OF THE SNOWCAP ASSEMBLAGE, YUKON: INSIGHTS INTO THE PROVENANCE AND COMPOSITION OF THE BASEMENT TO YUKON-TANANA TERRANE
PIERCEY, Stephen J., Mineral Exploration Research Centre and Department of Earth Sciences, Laurentian University, Willet Green Miller Centre, 933 Ramsey Lake Road, Sudbury, ON P3E 6B5, Canada and COLPRON, Maurice, Yukon Geological Survey, P.O. Box 2703 (K-14), Whitehorse, YT Y1A 2C6, Canada, Maurice.Colpron@gov.yk.ca, Maurice.Colpron@gov.yk.ca
 
9:40 AM
Break
5
10:00 AM
A TRIASSIC LINK BETWEEN YUKON-TANANA TERRANE AND NORTH AMERICA: NEW DETRITAL ZIRCON AGE, GEOCHEMICAL, AND BIOSTRATIGRAPHIC DATA
BERANEK, Luke P., Earth and Ocean Sciences, University of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada and MORTENSEN, James K., Earth and Ocean Sciences, The Univ of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, lberanek@eos.ubc.ca, lberanek@eos.ubc.ca
6
10:20 AM
LATE DEVONIAN – EARLY MISSISSIPPIAN FELSIC MAGMATISM IN THE SELWYN BASIN AND CASSIAR PLATFORM, YUKON, AND IMPLICATIONS FOR THE NATURE OF THE NORTHERN CORDILLERAN MARGIN IN THE MID-PALEOZOIC
MORTENSEN, James K.1, GORDEY, Steve P.2, MURPHY, Donald C.3 and ABBOTT, Grant3, (1)Earth & Ocean Sciences, University of British Columbia, Vancouver, BC V6T 1Z4, Canada, (2)Geological Survey of Canada, 605 Robson Street, Vancouver, BC V6B 5J3, (3)Yukon Geological Survey, Box 2703, Whitehorse, YT Y1A 2C6, Canada, jmortensen@eos.ubc.ca, jmortensen@eos.ubc.ca
7
10:40 AM
CHARACTERIZATION OF YUKON-TANANA TERRANE, KANTISHNA HILLS, WEST-CENTRAL ALASKA
BUNDTZEN, Thomas K., Pacific Rim Geological Consulting, Inc, P.O. Box 81906, 4868 Old Airport Road, Fairbanks, AK 99708, NOKLEBERG, Warren J., US Geological Survey, 345 Middlefield Rd, Menlo Park, CA 94025-3561, TOSDAL, Richard M., Department of Earth and Ocean Sciences, Univ of British Columbia, 6339 Stores Rd, Vancouver, BC V6T 4N1 and ALEINIKOFF, John N., U.S. Geol. Survey, MS 963, Denver, CO 80225, bundtzen@mosquitonet.com, bundtzen@mosquitonet.com
8
11:00 AM
TWO-FOLD DIVISION OF YUKON-TANANA TERRANE IN EAST-CENTRAL ALASKA INTO PARAUTOCHTHONOUS AND ALLOCHTHONOUS ELEMENTS AND THE NEED FOR CLARIFICATION OF TERMINOLOGY
DUSEL-BACON, Cynthia, U.S. Geol. Survey, 345 Middlefield Rd, Menlo Park, CA 94025, MORTENSEN, James K., Dept. of Earth and Ocean Sciences, Univ of British Columbia, 6339 Stores Road, Vancouver, BC V6T 1Z4, Canada and NELSON, JoAnne, B.C. Geological Survey Branch, Box 9333, Stn Prov Govt, Victoria, BC V8W 9N3, Canada, cdusel@usgs.gov, cdusel@usgs.gov
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