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

Session No. 111
Monday, 8 November 2004: 1:30 PM-5:30 PM

T78. Pre-EarthScope Synthesis of the Rocky Mountains III: New Advances in Laramide Deformation and Tectonics of Rocky Mountain Basement-Involved Structures: In Honor of Donald L. Blackstone Jr.

GSA Structural Geology and Tectonics Division; GSA Geophysics Division; Wyoming Geological Association; Rocky Mountain Association of Geologists; Colorado Scientific Society; EarthScope

 

Eric Erslev, David Lageson and Arthur Snoke, Advocates
Paper #
Start Time
 
1:30 PM
Introduction in Memory of D.L. Blackstone Jr.
1
1:45 PM
LARAMIDE-STYLE BACKTHRUSTS AND TRIANGLE ZONES IN THE U.S. ROCKIES AND SIERRAS PAMPEANAS, ARGENTINA
LAGESON, David R., Earth Sciences, Montana State Univ - Bozeman, PO Box 173480, Traphagen Hall, Rm. 200, Bozeman, MT 59717 and COSTA, Carlos H., Departamento de Geología, Universidad Nacional de San Luis, Chacabuco 917, 5700 San Luis, Argentina, lageson@montana.edu, lageson@montana.edu
2
2:00 PM
RIFT AND GRAIN (MICROJOINTING) IN BASEMENT AS THERMALLY-TRIGGERED RECORDS OF TRANSIENT LARAMIDE STRESS FIELDS DURING UNROOFING OF THE MIDDLE ROCKY MOUNTAINS
WISE, Donald U., Geosciences, Univ of Massachusetts, Amherst, MA 01003, dwise@geo.umass.edu, dwise@geo.umass.edu
3
2:15 PM
3-D CHARACTERIZATION AND ANALYSIS OF FOLD-FRACTURE RELATIONSHIPS WITH APPLICATION TO RAPLEE MONOCLINE, UTAH
MYNATT, Ian, Department of Geological and Environmental Sciences, Stanford University, Stanford, CA 94305-2115 and POLLARD, David D., Geological & Environmental Sciences, Stanford Univ, 450 Serra Mall, Building 320, Stanford, CA 94305, imynatt@pangea.stanford.edu, imynatt@pangea.stanford.edu
4
2:30 PM
THE ROLE OF FRACTURES IN THE STRUCTURAL INTERPRETATION OF SHEEP MOUNTAIN ANTICLINE, WYOMING
BELLAHSEN, Nicolas, FIORE, Patricia and POLLARD, David D., Department of Geological and Environmental Sciences, Stanford Univ, Stanford, CA 94305-2115, nicolasb@pangea.stanford.edu, nicolasb@pangea.stanford.edu
5
2:45 PM
THREE-DIMENSIONAL STUDIES OF OBLIQUE DEFORMATION WITHIN LARAMIDE FOLDS
TÉTREAULT, Joya L. and JONES, Craig H., Geological Sciences, Univ of Colorado-Boulder, Boulder, CO 80309-0399, joya@cires.colorado.edu, joya@cires.colorado.edu
6
3:00 PM
USING CLOSE-RANGE PHOTOGRAMMETRY TO ANALYZE PHYSICAL MODELS OF BASEMENT UPLIFTS
FISCHER, Mark P., Department of Geology and Environmental Geosciences, Northern Illinois Univ, 406 Davis Hall, DeKalb, IL 60115-2854 and KEATING, David P., Department of Geology and Environmental Geosciences, Northern Illinois Univ, 406 Davis Hall, De Kalb, IL 60115-2854, fischer@geol.niu.edu, fischer@geol.niu.edu
7
3:15 PM
THE STRUCTURE OF MONOCLINAL FOLDS RESULTING FROM VARIABLE AMOUNTS OF OBLIQUE SLIP ALONG BASEMENT-INVOLVED FAULTS: RESULTS OF PHYSICAL MODELING
KEATING, David P. and FISCHER, Mark P., Department of Geology and Environmental Geosciences, Northern Illinois Univ, 406 Davis Hall, DeKalb, IL 60115-2854, davek@geol.niu.edu, davek@geol.niu.edu
8
3:30 PM
FORELAND BASEMENT INVOLVEMENT IN SINISTRAL TRANSPRESSION ALONG THE LEWIS AND CLARK SHEAR ZONE, MONTANA-WYOMING ROCKY MOUNTAINS
SEARS, James W., Geology, The Univ of Montana, 32 Campus Drive, Missoula, MT 59801, jwsears@selway.umt.edu, jwsears@selway.umt.edu
9
3:45 PM
RECONSTRUCTING THE TIMING AND STRUCTURAL EVOLUTION OF THE EASTERN BEARTOOTH UPLIFT USING PALEOSEISMITES AND SYNKINEMATIC ALLUVIAL FANS
STEWART, Kevin1, BARTHOLOMEW, Mervin J.2 and BALLANTYNE, Heather1, (1)Dept. of Geological Sciences, Univ of North Carolina, Chapel Hill, NC 27599, (2)Earth Sciences, Univ of Memphis, Memphis, TN 38152, kgstewar@email.unc.edu, kgstewar@email.unc.edu
10
4:00 PM
STRUCTURAL REFINMENT OF THE NORTHEASTERN CORNER OF THE LARAMIDE BEARTOOTH UPLIFT, MONTANA
BARTHOLOMEW, Mervin J., Earth Sciences, Univ of Memphis, Memphis, TN 38152, WISE, Donald U., Geosciences, Univ of Massachusetts, Amherst, MA 01003 and STEWART, Kevin G., Department of Geological Sciences, Univ of North Carolina, Chapel Hill, NC 27599, jbrthlm1@memphis.edu, jbrthlm1@memphis.edu
11
4:15 PM
STRUCTURAL ANALYSIS OF A LARAMIDE-AGE, BASEMENT-INVOLVED, FORELAND FAULT ZONE, RAWLINS UPLIFT, SOUTH-CENTRAL WYOMING
OTTEMAN, Aaron S. and SNOKE, Arthur W., Geology and Geophysics, Univ of Wyoming, 1000 E. University Avenue, Laramie, WY 82071, aaron.otteman@exxonmobil.com, aaron.otteman@exxonmobil.com
12
4:30 PM
SEGMENTATION AND OFFSET OF THE PICURIS-PECOS FAULT SYSTEM OF NORTHERN NEW MEXICO CONSTRAINS LATE LARAMIDE MODELS PROPOSING SIGNIFICANT RIGHT-LATERAL DISPLACEMENTS
MCDONALD, David W., Programs in Geosciences, Univ of Texas at Dallas, P.O. Box 830688, Richardson, TX 75083-0688, davidwmcdonald@verizon.net, davidwmcdonald@verizon.net
13
4:45 PM
COMPARATIVE STRATIGRAPHY OF THE DAKOTA SANDSTONE ACROSS THE PICURIS–PECOS FAULT SYSTEM SOUTH OF LAMY, NEW MEXICO: DEFINITIVE EVIDENCE OF LARAMIDE STRIKE-SLIP
CATHER, Steven M., New Mexico Bureau of Geology, New Mexico Tech, 801 Leroy Pl, Socorro, 87801 and LUCAS, Spencer G., New Mexico Museum of Nat History & Sci, 1801 Mountain Road NW, Albuquerque, NM 87104-1375, steve@gis.nmt.edu, steve@gis.nmt.edu
14
5:00 PM
LIMITS TO LARAMIDE STRIKE-SLIP DISPLACEMENTS IN THE SOUTHERN ROCKY MOUNTAINS, USA: IMPLICATIONS OF PRECAMBRIAN PINNING LINES AND PRECAMBRIAN FAULTING ON THE PICURIS-PECOS FAULT
ERSLEV, Eric A. and FANKHAUSER, Seth D., Department of Geosciences, Colorado State Univ, Fort Collins, CO 80523, erslev@cnr.colostate.edu, erslev@cnr.colostate.edu
15
5:15 PM
THE CONTINUOUS ROCK SPRINGS – DOUGLAS CREEK UPLIFT AND A FOLDING MECHANISM FOR LARGE-SCALE CONTROL OF ROCKY MOUNTAIN UPLIFTS
TIKOFF, Basil, Geology & Geophysics, Univ of Wisconsin-Madison, 1215 W. Dayton Street, Madison, WI 53706 and MEDEROS, Selena, Geology and Geophysics, Univ of Wisconsin - Madison, 1215 W. Dayton St, Madison, WI 53706, basil@geology.wisc.edu, basil@geology.wisc.edu
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