2004 Denver Annual Meeting (November 7–10, 2004)
Session No. 111 Monday, November 8, 2004
1:30 PM-5:30 PM, Colorado Convention Center: 702/704/706

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.

Eric Erslev, David Lageson and Arthur Snoke, Presiding
 Paper #Start Time
 1:30 PM Introduction in Memory of D.L. Blackstone Jr.
111-11:45 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, lageson@montana.edu and COSTA, Carlos H., Departamento de Geología, Universidad Nacional de San Luis, Chacabuco 917, 5700 San Luis, Argentina
111-22:00 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.
111-32:15 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, imynatt@pangea.stanford.edu and POLLARD, David D., Geological & Environmental Sciences, Stanford Univ, 450 Serra Mall, Building 320, Stanford, CA 94305
111-42:30 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
111-52:45 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
111-63:00 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, fischer@geol.niu.edu and KEATING, David P., Department of Geology and Environmental Geosciences, Northern Illinois Univ, 406 Davis Hall, De Kalb, IL 60115-2854
111-73:15 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
111-83:30 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.
111-93:45 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, kgstewar@email.unc.edu, (2) Earth Sciences, Univ of Memphis, Memphis, TN 38152
111-104:00 PM STRUCTURAL REFINMENT OF THE NORTHEASTERN CORNER OF THE LARAMIDE BEARTOOTH UPLIFT, MONTANA: BARTHOLOMEW, Mervin J., Earth Sciences, Univ of Memphis, Memphis, TN 38152, jbrthlm1@memphis.edu, 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
111-114:15 PM STRUCTURAL ANALYSIS OF A LARAMIDE-AGE, BASEMENT-INVOLVED, FORELAND FAULT ZONE, RAWLINS UPLIFT, SOUTH-CENTRAL WYOMING: OTTEMAN, Aaron S., Geology and Geophysics, Univ of Wyoming, 1000 E. University Avenue, Laramie, WY 82071, aaron.otteman@exxonmobil.com and SNOKE, Arthur W., Geology and Geophysics, Univ of Wyoming, 1000 E. University Avenue, Laramie, WY 82071
111-124:30 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.
111-134:45 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, steve@gis.nmt.edu and LUCAS, Spencer G., New Mexico Museum of Nat History & Sci, 1801 Mountain Road NW, Albuquerque, NM 87104-1375
111-145:00 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
111-155:15 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, basil@geology.wisc.edu and MEDEROS, Selena, Geology and Geophysics, Univ of Wisconsin - Madison, 1215 W. Dayton St, Madison, WI 53706

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