Session: Tectonics I: The Cordillera, from the Canada Basin to Southern Sierra Nevada and Basin and Range (2004 Denver Annual Meeting (November 7

Paper #

Start Time

1

8:00 AM

THE ARCTIC ALASKA-CANADA CONNECTION REVISITED

TORO, Jaime, Depart. of Geology & Geography, West Virginia Univ, 425 White Hall, Morgantown, WV 26506, TORO, Frances C., U.S. Department of Energy, NETL, 3610 Collins Ferry Road, Morgantown, WV 26507, BIRD, Kenneth J., U.S. Geol Survey, 345 Middlefield Road, MS 969, Menlo Park, CA 94025 and HARRISON, Christopher, Geol Survey of Canada, 3303-33rd St. NW, Calgary, AB T2L 2A7, jtoro@wvu.edu, jtoro@wvu.edu

2

8:15 AM

PALEOGEOGRAPHY AND BASIN DEVELOPMENT IN THE CIRCUM-ARCTIC REGION: SINGLE-GRAIN U-PB DATING OF DETRITAL ZIRCON POPULATIONS FROM TRIASSIC SANDSTONES IN NE RUSSIA AND COMPARISON TO ALASKA AND CANADA

MILLER, Elizabeth, Geological and Environmental Sciences, Stanford Univ, Stanford, CA 94305-2115, GEHRELS, George, Geosciences, Univ of Arizona, Tucson, AZ 85721, AMATO, Jeffrey, Geological Sciences, New Mexico State Univ, MSC 3AB, PO Box 30001, Las Cruces, NM 88003, TORO, Jaime, Depart. of Geology & Geography, West Virginia Univ, 425 White Hall, Morgantown, WV 26506, PROKOPIEV, Andrei, Diamond and Precious Metal Geology Institute, Russian Academy of Sciences, 39 Lenin Avenue, Yakutsk, 677891, Russia, MOORE, Thomas E., U.S. Geol. Survey, MS 901, 345 Middlefield Rd, Menlo Park, CA 94025, GRANTZ, Arthur, US Geol Survey, 345 Middlefield Rd, Menlo Park, CA 94025-3561 and EMBRY, Ashton, Geol Survey of Canada, 3303 - 33rd Street N.W, Calgary, AB T2L 2A7, Canada, miller@pangea.stanford.edu, miller@pangea.stanford.edu

3

8:30 AM

CRYSTALLINE BASEMENT AGES, DETRITAL ZIRCON AGES, AND METAMORPHIC AGES FROM SEWARD PENINSULA: IMPLICATIONS FOR PROTEROZOIC AND CAMBRIAN-ORDOVICIAN PALEOGEOGRAPHIC RECONSTRUCTIONS OF THE ARCTIC-ALASKA TERRANE

AMATO, Jeffrey, Geological Sciences, New Mexico State Univ, MSC 3AB, PO Box 30001, Las Cruces, NM 88003, amato@nmsu.edu, amato@nmsu.edu

4

8:45 AM

EVALUATING THRUST SHEET MODELS FOR LATE CRETACEOUS REGIONAL METAMORPHISM IN THE NASON TERRANE, CASCADES CRYSTALLINE CORE, WA

BULMAN, Gerrit R., STOWELL, Harold H. and ZULUAGA, Carlos A., Geological Sciences, Univ of Alabama, Box 870338, Tuscaloosa, AL 35487, gerritbulman@hotmail.com, gerritbulman@hotmail.com

5

9:00 AM

GEOCHEMISTRY AND POSSIBLE TECTONIC SETTING OF THE ESMERALDA PEAKS UNIT, AND RELATED ROCKS, INGALLS OPHIOLITE COMPLEX, WASHINGTON

MACDONALD Jr, James H.¹, HARPER, Gregory², MILLER, Robert³, MILLER, Jonathan³ and MLINAREVIC, Ante³, (1)Earth and Atmos. Science, SUNY Albany, Albany, NY 12222, (2)Earth and Atmospheric Sciences, SUNY, Albany, NY 12222, (3)Department of Geology, San Jose State Univ, San Jose, CA 95192-0102, macdonal@atmos.albany.edu, macdonal@atmos.albany.edu

6

9:15 AM

EXAMINATION OF THE RESTING SPRING FORMATION AND THE POSSIBILITY OF LATE OLIGOCENE TO EARLY MIOCENE DEFORMATION IN THE SOUTHWESTERN BASIN AND RANGE

LEWIS, Jeff, Geology and Geophysics, Univ of New Orleans, New Orleans, LA 70148-2850, jglewis@uno.edu, jglewis@uno.edu

7

9:30 AM

REEVALUATION OF EAGLE MOUNTAIN FORMATION AND IMPLICATIONS FOR EXTREME EXTENSION ACROSS DEATH VALLEY REGION, CA

RENIK, Byrdie and CHRISTIE-BLICK, Nicholas, Department of Earth and Environmental Sciences and Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY 10964, renik@ldeo.columbia.edu, renik@ldeo.columbia.edu

9:45 AM

Break

8

10:00 AM

AGE AND SIGNIFICANCE OF THE COPPER BASIN FAULT SYSTEM, ELKO COUNTY, NEVADA

MCGREW, Allen J., Univ Dayton, 300 College Park, Dayton, OH 45469-2364 and FOLAND, Kenneth A., Department of Geological Sciences, Ohio State Univ, 125 South Oval Mall, Columbus, OH 43210, allen.mcgrew@notes.udayton.edu, allen.mcgrew@notes.udayton.edu

9

10:15 AM

TIMING CONSTRAINTS ON CENOZOIC FAULTING BASED ON NEW GEOCHRONOLOGICAL DATA IN EASTERN QUEEN VALLEY, NEVADA

TINCHER, Christopher R., Department of Geology, Univ of Kansas, 1475 Jayhawk Blvd, 120 Lindley Hall, Lawrence, KS 66045 and STOCKLI, Daniel, Dept. of Geology, Univ. of Kansas, 120 Lindley Hall, 1475 Jayhawk Blvd, Lawrence, KS 66045, tincher@ku.edu, tincher@ku.edu

10

10:30 AM

FENCEMAKER THRUST AND LOW-ANGLE-NORMAL FAULTS, NORTHWESTERN HUMBOLDT RANGE, NEVADA

SCHWEICKERT, Richard A.¹, LAHREN, Mary², LAW, Bryan² and DINKELMAN, Ilka³, (1)Geological Sciences, Univ of Nevada, Reno, Reno, NV 89557, (2)Geological Sciences, Univ. Nevada, Reno, Reno, NV 89557, (3)Geological Sciences, Univ of Nevada, Reno, Mackay School of Mines/172, Reno, NV 89557, richschw@unr.edu, richschw@unr.edu

11

10:45 AM

CRUSTAL EXHUMATION IN A TRANSPRESSIONAL SETTING, THE SAN EMIGDIO MOUNTAINS, CALIFORNIA

NIEMI, Nathan, Division of Geological and Planetary Sciences, California Institute of Technology, Mail Stop 100-23, Pasadena, CA 91125, SPOTILA, James, Geosciences, Virginia Tech, 4044 Derring Hall, Blacksburg, VA 24060 and HOUSE, Martha, Natural Sciences Division, Pasadena City College, Pasadena, CA 91106, niemi@gps.caltech.edu, niemi@gps.caltech.edu

12

11:00 AM

RECONSTRUCTING THE BASIN AND RANGE PROVINCE: THE EVOLUTION OF AN EXTENSIONAL OROGEN IN TIME AND SPACE

MCQUARRIE, Nadine, Department of Geosciences, Princeton Univ, Guyot Hall, Princeton, NJ 08544, nmcq@princeton.edu, nmcq@princeton.edu

13

11:15 AM

PALEO-ELEVATION OF THE SOUTHERN SIERRA NEVADA FROM LOW-TEMPERATURE THERMOCHRONOLOGY AND GEOMORPHOLOGY

CLARK, Marin K.¹, MAHEO, Gweltaz¹ and FARLEY, Kenneth², (1)Division of Geological and Planetary Sciences, California Institute of Technology, Mailstop 100-23, California Institute of Technology, Pasadena, CA 91125, (2)Division of Geological and Planetary Sciences, California Institute of Technology, Pasadena, CA 91125, mclark@gps.caltech.edu, mclark@gps.caltech.edu

2004 Denver Annual Meeting (November 7–10, 2004)

Tectonics I: The Cordillera, from the Canada Basin to Southern Sierra Nevada and Basin and Range