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Session No. 23
Sunday, 27 October 2013: 8:00 AM-12:00 PM
Room 505 (Colorado Convention Center)

T179. Geological and Geophysical Constraints on the Tectonic Evolution and Resource Potential of Alaska and the Northern North American Cordillera

GSA Structural Geology and Tectonics Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Geophysics Division; GSA Sedimentary Geology Division; Society of Economic Geologists; Geochemical Society

 

James V. Jones III, Stephen E. Box and Richard W. Saltus, Advocates
Paper #
Start Time
 
8:00 AM
Introductory Remarks
1
8:05 AM
CENOZOIC SEDIMENTARY RECORD OF ACCRETED TERRANE PROCESSES ALONG THE SOUTHERN ALASKA CONVERGENT MARGIN, YAKUTAT TERRANE, ST. ELIAS MOUNTAINS
RIDGWAY, Kenneth D., Earth, Atmospheric, and Planetary Sciences, Purdue University, 550 Stadium Mall Drive, West Lafayette, IN 47907, BRENNAN, Patrick, Chevron Energy Technology Company, 1400 Smith St, Houston, TX 77002, WITMER, John W., Chevron North America Exploration and Production Company, 5750 Johnston Street, Lafayette, LA 70503 and LANDIS, Paul, Chevron North America Exploration and Production Company, 1500 Louisiana Street, Houston, TX 77002, ridge@purdue.edu
2
8:20 AM
LATE CRETACEOUS TO EOCENE PROGRESSION OF ARC AND COLLISIONAL MAGMATISM IN SOUTH-CENTRAL ALASKA
COLE, Ronald B., Dept of Geology, Allegheny College, 520 N. Main Street, Meadville, PA 16335 and CHUNG, Sun-Lin, Department of Geosciences, National Taiwan University, Taipei, Taiwan, ron.cole@allegheny.edu
3
8:35 AM
MAGMATIC HISTORY OF THE TORDRILLO MOUNTAINS AND WESTERN ALASKA RANGE AND TECTONIC IMPLICATIONS
HAEUSSLER, Peter J., U.S. Geological Survey, 4210 University Dr, Anchorage, AK 99508, BRADLEY, Dwight, USGS, 4210 University Dr, Anchorage, AK 99508, AYUSO, Robert, US Geological Survey, 954 National Ctr, Reston, VA 20192-0001, LAYER, Paul W., College of Natural Science and Mathematics, Univ of Alaska Fairbanks, PO 755780, Fairbanks, AK 99775, FRIEDMAN, Richard M., Dept. Earth and Ocean Sciences, University of British Columbia, 6339 Stores Rd, Vancouver, BC V6T1Z4, Canada, O'SULLIVAN, Paul, Apatite to Zircon, Inc, 1075 Matson Road, Viola, ID 83872-9709, JONES III, James V., U.S. Geological Survey, Alaska Science Center, 4210 University Drive, Anchorage, AK 99508, KARL, Susan M., USGS, 4210 University Dr, Anchorage, AK 99508-4626, BOX, Stephen E., U.S. Geological Survey, 904 W. Riverside Ave, Room 202, Spokane, WA 99201 and TODD, Erin, Alaska Science Center, U.S. Geological Survey, 4210 University Dr, Anchorage, AK 99508, pheuslr@usgs.gov
4
8:50 AM
DETRITAL ZIRCON CONSTRAINTS ON SOURCES, AGE OF DEFORMATION AND LOCALIZATION OF MINERAL DEPOSITS OF KAHILTNA BASIN, SOUTH-CENTRAL ALASKA
BOX, Stephen E.1, KARL, Susan M.2, JONES III, James V.3, LEASE, Richard O.2, BRADLEY, Dwight C.4, HAEUSSLER, Peter J.5, GRAHAM, Garth6, SALTUS, Richard W.7 and HULTS, Chad P.8, (1)U.S. Geological Survey, 904 W. Riverside Ave, Room 202, Spokane, WA 99201, (2)USGS, 4210 University Dr, Anchorage, AK 99508-4626, (3)U.S. Geological Survey, Alaska Science Center, 4210 University Drive, Anchorage, AK 99508, (4)U.S. Geological Survey, 11 Cold Brook Rd, Randolph, NH 03593, (5)U.S. Geological Survey, 4210 University Dr, Anchorage, AK 99508, (6)U.S. Geological Survey, DFC MS973, Lakewood, CO 80225, (7)U.S. Geological Survey, Box 25046, Mail Stop 964, Denver Federal Center, Denver, CO 80225-0046, (8)USGS, 4210 University Dr, Anchorage, AK 99508, sbox@usgs.gov
5
9:05 AM
PETROGRAPHIC AND DETRITAL ZIRCON DATA FROM THE KAHILTNA BASIN SUGGEST EARLY CRETACEOUS JUXTAPOSITION OF THE CONTINENTAL MARGIN AND THE PENINSULAR TERRANE IN THE WESTERN ALASKA RANGE
KARL, Susan M.1, BOX, Stephen E.2, JONES III, James V.1, LEASE, Richard O.1, BRADLEY, Dwight C.1, HAEUSSLER, Peter J.1, HULTS, Chad P.1 and GRAHAM, Garth3, (1)U.S. Geological Survey, 4210 University Dr, Anchorage, AK 99508, (2)U.S. Geological Survey, 904 W. Riverside Ave, Room 202, Spokane, WA 99201, (3)U.S. Geological Survey, DFC MS973, Lakewood, CO 80225, skarl@usgs.gov
6
9:20 AM
STRIKINGLY SIMILAR EARLY PALEOZOIC PROVENANCE EVOLUTION OF SEDIMENTARY ROCKS IN THE FAREWELL TERRANE (INTERIOR ALASKA) AND ARCTIC ALASKA-CHUKOTKA TERRANE
DUMOULIN, Julie A., N/a, U.S. Geol Survey, 4210 University Dr, Anchorage, AK 99508, BRADLEY, Dwight C., U.S. Geological Survey, 11 Cold Brook Rd, Randolph, NH 03593, TILL, Alison B., USGS, 4210 University Dr, Anchorage, AK 99508, BOX, Stephen E., U.S. Geological Survey, 904 W. Riverside Ave, Room 202, Spokane, WA 99201 and JONES III, James V., U.S. Geological Survey, Alaska Science Center, 4210 University Drive, Anchorage, AK 99508, dumoulin@usgs.gov
 
9:35 AM
Break
7
9:50 AM
WHAT THE YUKON’S "SECOND GOLD RUSH" HAS REVEALED ABOUT METALLOGENY OF THE NORTHERN YUKON-TANANA TERRANE
ALLAN, Murray M.1, MORTENSEN, James K.2, HART, Craig J.R.3 and SÁNCHEZ, Matías G.3, (1)Mineral Deposit Research Unit, University of British Columbia, 2020 - 2207 Main Mall, Vancouver, BC V6T1Z4, Canada, (2)Earth and Ocean Sciences, University of British Columbia, Vancouver, BC V6T 1Z4, Canada, (3)Mineral Deposit Research Unit, University of British Columbia, 2020 - 2207 Main Mall, Vancouver, BC V6T 1Z4, Canada, mallan@eos.ubc.ca
8
10:10 AM
MESOZOIC FRAMEWORK FOR MAGMATISM, METALLOGENY, AND FAULTING IN THE WESTERN FORTYMILE MINING DISTRICT, EAST CENTRAL ALASKA—SHRIMP U-PB ZIRCON GEOCHRONOLOGY, WHOLE-ROCK GEOCHEMISTRY, AND LEAD ISOTOPES
DUSEL-BACON, Cynthia, US Geological Survey, 345 Middlefield Rd., MS 901, Menlo Park, CA 94025, ALEINIKOFF, John N., US Geological Survey, MS 963, Denver, CO 80225, DAY, Warren C., US Geological Survey, MS 911, Denver, CO 80225 and MORTENSEN, James K., Earth and Ocean Sciences, University of British Columbia, Vancouver, BC V6T 1Z4, Canada, cdusel@usgs.gov
9
10:25 AM
RECONCILING GEOLOGY BETWEEN ALASKA AND THE YUKON – POTENTIAL ROLE OF REGIONAL MAGNETIC ANOMALY DATA
SALTUS, Richard W., U.S. Geological Survey, Box 25046, Mail Stop 964, Denver Federal Center, Denver, CO 80225-0046, HAYWARD, Nathan, Geological Survey of Canada, Vancouver, 625 Robson Street, Vancouver, V6B 5J3, Canada, JONES III, James V., U.S. Geological Survey, Alaska Science Center, 4210 University Drive, Anchorage, AK 99508 and MURPHY, Donald C., Yukon Geological Survey, P.O. Box 2703 (K-10), Whitehorse, YT Y1A 2C6, Canada, saltus@usgs.gov
10
10:40 AM
DENSITY STRUCTURE OF THE NATIONAL PETROLEUM RESERVE ALASKA FROM GRAVITY PROFILE INVERSIONS
PHILLIPS, Jeffrey D.1, SALTUS, Richard W.2 and MOULTON, Craig W.1, (1)U.S. Geological Survey, Box 25046, M.S. 964, Denver Federal Center, Denver, CO 80225-0046, (2)U.S. Geological Survey, Box 25046, Mail Stop 964, Denver Federal Center, Denver, CO 80225-0046, jeff@usgs.gov
11
10:55 AM
LATE JURASSIC – EARLY CRETACEOUS STRUCTURAL INVERSION AND SYNTECTONIC, PETROLEUM-PROSPECTIVE STRATA ON THE CHUKCHI SHELF, ARCTIC ALASKA
HOUSEKNECHT, David W., U.S. Geological Survey, 12201 Sunrise Valley Drive, MS 956, Reston, VA 20192, dhouse@usgs.gov
 
11:15 AM
Discussion
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