GSA Annual Meeting in Denver, Colorado, USA - 2016

Session No. 317
Wednesday, 28 September 2016: 1:30 PM-5:30 PM
Mile High Ballroom 2B (Colorado Convention Center)

T225. Tectonics of North American Cordillera and the Alps: Celebrating the Telling-It-Like-It-Is Scientific Career of Tim Wawrzyniec

GSA Structural Geology and Tectonics Division
Basil Tikoff and J.W. Geissman, Advocates
 
1:30 PM
Introductory Remarks
1:40 PM
ACTIVE SURFACE UPLIFT OVER THE SOCORRO MAGMA BODY (SMB) DUE TO ACTIVE INFLATION: THERMO-MECHANICAL MODEL RESULTS (Invited Presentation)
AXEN, Gary, YAO, Shuoyu and VAN WIJK, Jolante W., Department of Earth & Environmental Science, New Mexico Institute of Mining and Technology, 801 Leroy Place, Socorro, NM 87801, Gary.Axen@NMT.edu
1:55 PM
INTEGRATING GEOCHRONOLOGY AND STRUCTURAL ANALYSIS AT MULTIPLE SCALES TO BETTER UNDERSTAND FAULT MECHANICS
GOODWIN, Laurel B.1, WILLIAMS, Randolph T.2, HOEHN, Jack2, COOKE, Michele L.3, SHARP, Warren D.4, SINGER, Brad S.1 and JICHA, Brian R.1, (1)Department of Geoscience, University of Wisconsin-Madison, 1215 W. Dayton St, Madison, WI 53706, (2)Department of Geoscience, University of Wisconsin-Madison, 1215 W Dayton St, Madison, WI 53706, (3)Geosciences, University of Massachusetts, 611 North Pleasant Street, Amherst, MA 01003-9297, (4)Berkeley Geoochronology Center, 2455 Ridge Road, Berkeley, CA 94709, laurel@geology.wisc.edu
2:10 PM
REEXAMINING AN ARCHETYPAL THRUST FAULT: NORMAL MOTION ON THE AUSTROALPINE 'OVERTHRUST' DURING EXHUMATION OF THE PENNINE ZONE, C. 35-20 MA
PRICE, Jason B., Division of Geological and Planetary Sciences, California Institute of Technology, MC 100-23, Pasadena, CA 91125, WERNICKE, Brian P., Division of Geological and Planetary Sciences, California Institute of Technology, Mail Stop 100-23, Pasadena, CA 91125, COSCA, Michael A., U.S. Geological Survey, Central Mineral and Environmental Resources Science Center, Box 25046 Denver Federal Center, MS-973, Denver, CO 80225 and FARLEY, Kenneth A., Division of Geological and Planetary Sciences, California Institute of Technology, Pasadena, CA 91125, jprice@caltech.edu
2:25 PM
A DENSE SEISMIC TRANSECT ACROSS CENTRAL CALIFORNIA AND THE ISABELLA ANOMALY
HANSEN, Steven M.1, SCHMANDT, Brandon1, DOUGHERTY, Sara2 and CLAYTON, Robert3, (1)Earth & Planetary Sciences, University of New Mexico, Albuquerque, NM 87131, (2)Earthquake Science Center, USGS, Pasadena, CA, (3)Seismological Laboratory, California Institute of Technology, Caltech 252-21, Pasadena, CA 91125, stevehansen@unm.edu
2:40 PM
A HEMATITE (U-TH)/HE MINIMUM AGE FOR CRYOGENIAN TAVA SANDSTONE, COLORADO, AND VARIATIONS IN DETRITAL ZIRCON PROVENANCE THAT ILLUMINATE THE PALEOGEOGRAPHY OF THE REGION (Invited Presentation)
SIDDOWAY, Christine S., Geology Department, Colorado College, 14 E Cache la Poudre, Colorado Springs, CO 80903, AULT, Alexis K., Department of Geology, Utah State University, 4505 Old Main Hill, Logan, UT 84322 and REINERS, Peter W., Department of Geosciences, University of Arizona, 1040 E. 4th St., Tucson, AZ 85721, csiddoway@ColoradoCollege.edu
2:55 PM
DECODING CRYPTIC TOPOGRAPHY IN THE HIGH PLAINS OF COLORADO
BOGOLUB, Kyren and JONES, Craig H., Dept. of Geological Sciences & CIRES, University of Colorado - Boulder, CB 399, Boulder, CO 80309-0399, Kyren.Bogolub@colorado.edu
3:10 PM
FLUVIAL LINKAGES FROM CALIFORNIA TO COLORADO IN THE MID-CRETACEOUS? PROVENANCE OF THE DAKOTA GROUP FROM DETRITAL ZIRCON U-PB GEOCHRONOLOGY AND CHERT PEBBLE GEOCHEMISTRY (Invited Presentation)
NIEMI, Nathan A.1, GEISSMAN, John W.2 and TYE, Alexander1, (1)Earth and Environmental Sciences, University of Michigan, 2534 C C Little Bldg, 1100 N University Ave, Ann Arbor, MI 48109-1005, (2)Department of Earth, University of Texas at Dallas, 800 W. Campbell Rd, ROC21, Richardson, MI 75080, naniemi@umich.edu
 
3:25 PM
Break
3:40 PM
DEVELOPMENT AND DISAGGREGATION OF A PLUTONIC COMPLEX IN SE CALIFORNIA: CONSTRAINTS ON LATE CRETACEOUS COLLAPSE OF THE SEVIER OROGEN
HESS, Lee T. and WELLS, Michael L., Department of Geoscience, University of Nevada Las Vegas, 4505 S. Maryland Parkway, Las Vegas, NV 89154-4010, hessl1@unlv.nevada.edu
3:55 PM
GEOPHYSICAL MAPPING OF IGNEOUS INTRUSIONS IN THE EASTERN UINTA MOUNTAINS, NORTHEASTERN UTAH
ROBERTSON, Paul, HOWELL, Brock, WELLS, Jack, SIEBACH, Jacob, SOVINE, Christopher, ABBOTT, Jared, NATTER, Daniel H., BUSHMAN, Paul, BUTTERFIELD, Nicholas J.F., HUFFAKER, Bret, KERSWELL, Buchanan, MURPHY, Chid and EMERMAN, Steven H., Department of Earth Science, Utah Valley University, 800 West University Parkway, Orem, UT 84058, paulmartin.robertson@gmail.com
4:10 PM
PALEOMAGNETIC DATA FROM THE EASTERN MONO BASIN AND WESTERN-MARGIN OF THE MINA DEFLECTION: CLOCKWISE VERTICAL AXIS ROTATION ASSOCIATED WITH INTERCONTINENTAL DEFORMATION
PETRONIS, Michael1, GRONDIN, Daniel P.1, CASTILLO, Geno1, SHIELDS, Sarah1 and PLUHAR, Christopher J.2, (1)Environmental Geology, Natural Resource Management, New Mexico Highlands University, PO Box 9000, Las Vegas, NM 87701, (2)Earth & Environmental Sciences Dept, California State University, Fresno, 2576 E. San Ramon Ave., Mail Stop ST-24, Fresno, CA 93740, mspetro@nmhu.edu
4:25 PM
A HYPOTHESIS FOR THE NEOGENE STRUCTURAL EVOLUTION OF SUSITNA BASIN, ALASKA  
POTTER, Christopher J., U.S. Geological Survey, 610 Taylor Road, Rutgers Univ., Piscataway, NJ 08854, HAEUSSLER, Peter J., U.S. Geological Survey, 4210 University Dr, Anchorage, AK 99508, STANLEY, Richard G., U.S. Geological Survey, 345 Middlefield Road, MS 969, Menlo Park, CA 94025, LEWIS, Kristen A., U.S. Geological Survey, MS 939, Federal Center, Box 25046, Denver, CO 80225, SALTUS, Richard W., Cooperative Institute for Research in Environmental Sciences and NOAA's National Centers for Environmental Information, University of Colorado, Boulder, CO 80035 and SHAH, Anjana K., U.S. Geological Survey, Box 25046, MS 964, Denver Federal Center, Denver, CO 80225, cpotter@usgs.gov
4:40 PM
A 30 MA RECORD OF SUBDUCTION GEODYNAMICS PRESERVED IN THE JURASSIC GEOLOGY OF WESTERN NORTH AMERICA
LAMASKIN, Todd A., Department of Earth and Ocean Sciences, University of North Carolina Wilmington, 601 South College Rd., Wilmington, NC 28403, lamaskint@uncw.edu
4:55 PM
THE RECURRING MYTH OF FARALLON FLAT-SLAB SUBDUCTION
TIKOFF, Basil, Department of Geoscience, University of Wisconsin-Madison, 1215 W Dayton St, Madison, WI 53706, MOORES, Eldridge M., Earth and Planetary Sciences, University of California, Davis, One Shields Avenue, Davis, CA 95616 and HOLE, John A., Geosciences, Virginia Tech, Blacksburg, VA 24061, basil@geology.wisc.edu
 
5:10 PM
Concluding Remarks
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