2002 Denver Annual Meeting (October 27-30, 2002)

Session No. 14
Sunday, 27 October 2002: 8:00 AM-12:00 PM

Tectonics (Posters) I

Authors will be present from .

 

Paper #
Booth #
1
98
PLUTON AGES IN THE EASTERN BLUE RIDGE PROVINCE, NORTH CAROLINA: CONSTRAINTS ON TIMING OF TECTONICS AND METAMORPHISM IN DEEP LEVELS OF AN ORDOVICIAN ACCRETIONARY WEDGE COMPLEX
MILLER, Brent V., Department of Geological Sciences, Univ of North Carolina, Chapel Hill, NC 27599 and STEWART, Kevin G., Geological Sciences, Univ of North Carolina, Chapel Hill, NC 27599-3315, bvmiller@email.unc.edu, bvmiller@email.unc.edu
2
99
AN EVALUATION OF THE PALEOZOIC TECTONIC HISTORY OF BLUE RIDGE ROCKS IN WESTERN NORTH CAROLINA AND EASTERN TENNESSEE: IMPLICATIONS FOR UNDERSTANDING THE GRENVILLE OROGENY IN THE SOUTHERN APPALACHIANS
TRUPE, Charles H.1, STEWART, Kevin G.2, ADAMS, Mark G.3 and FOUDY, John P.2, (1)Department of Geology and Geography, Georgia Southern Univ, Statesboro, GA 30460, (2)Geological Sciences, Univ of North Carolina, Chapel Hill, NC 27599-3315, (3)Department of Geology, Appalachian State Univ, Boone, NC and, Unimin Corporation, Harris Mining Company Rd, Spruce Pine, NC 28777, chtrupe@gasou.edu, chtrupe@gasou.edu
3
100
DISPARATE U-PB AND SM-ND AGES FROM THE LICK RIDGE ECLOGITE, EASTERN BLUE RIDGE PROVINCE, NORTH CAROLINA
BUSCH, Melanie M., Geological Sciences, Univ. North Carolina, Chapel Hill, Mitchell Hall, CB#3315, Chapel Hill, NC 27599, MILLER, Brent V., Department of Geological Sciences, Univ of North Carolina, Chapel Hill, NC 27599 and STEWART, Kevin G., Geological Sciences, Univ of North Carolina, Chapel Hill, NC 27599-3315, MelMDB@aol.com, MelMDB@aol.com
4
101
SOUTHERN APPALACHIAN TERRANES AMENDED: TIMING OF ACCRETION AND DELIMITING PROVENANCE FROM NEW DETRITAL ZIRCON AND ND ISOTOPIC DATA
BREAM, Brendan R. and HATCHER Jr, Robert D., Department of Geological Sciences, Univ of Tennessee, 306 Geological Sciences Building, Knoxville, TN 37996-1410, bbream@utk.edu, bbream@utk.edu
5
102
DIGITAL GEOLOGIC MAP OF THE ATLANTA, GA 1-DEGREE X 30-MINUTE QUADRANGLE, VER 2.1
CRAWFORD, Ralph F., The Geologic Mapping Institute, 1297 Briardale Lane, Atlanta, GA 30306 and HIGGINS, Michael W., The Geologic Mapping Institute, 162 Spring Drive, Roswell, GA 30075-4849, crawford@sprintmail.com, crawford@sprintmail.com
6
103
CRETACEOUS THERMOCHRONOLOGIC DISCONTINUITIES ALONG THE VERMONT-NEW HAMPSHIRE BORDER, NORUMBEGA FAULT SYSTEM, ME AND IN THE ADIRONDACK MOUNTAINS, NY: EVIDENCE FOR LATE MESOZOIC FAULTING AND DIFFERENTIAL EROSION
RODEN-TICE, Mary K.1, WEST Jr, David P.2, TICE, Steven J.1 and REINERS, Peter W.3, (1)Center for Earth and Environmental Science, Plattsburgh State Univ, 101 Broad St, Plattsburgh, NY 12901, (2)Dept. of Geology, Middlebury College, Middlebury, VT 05753, (3)Dept. of Geology and Geophysics, Yale Univ, P.O. Box 208109, New Haven, CT 06520, mary.rodentice@plattsburgh.edu, mary.rodentice@plattsburgh.edu
7
104
THE NATURE OF THE BOUNDARY BETWEEN THE ST. CROIX AND MERRIMACK-HARPSWELL TERRANES, EASTERN MAINE
RILEY, Dean N. and BARTON, Michael, Geological Sciences, Ohio State Univ, 275 Mendenhall Laboratory, 125 S. Oval Mall, Columbus, OH 43210, riley.65@osu.edu, riley.65@osu.edu
8
105
SILURIAN U-PB ZIRCON DATES FROM THE VINALHAVEN INTRUSION AND ASSOCIATED VOLCANIC ROCKS, PENOBSCOT BAY, MAINE
HAWKINS, D.P., Department of Geology & Geography, Denison Univ, Granville, OH 43023, WOBUS, R.A., Department of Geosciences, Williams College, Williamstown, MA 01267 and WIEBE, R.A., Department of Geosciences, Franklin & Marshall College, Lancaster, PA 17604-3003, hawkins@denison.edu, hawkins@denison.edu
9
106
RE-OS DATING OF CU-MO MINERAL OCCURRENCES PROVIDES CHRONOLOGY OF METAMORPHISM AND DEFORMATION FOR A SUPRACRUSTAL SEQUENCE IN SOUTH NORWAY
STEIN, Holly, AIRIE Program, Department of Earth Resources, Colorado State Univ, Fort Collins, CO 80523-1482 and BINGEN, Bernard, Geological Survey of Norway, Leiv Eirikssons vei 39, Trondheim 7491, Norway, hstein@cnr.colostate.edu, hstein@cnr.colostate.edu
10
107
PRESSURE–TEMPERATURE–TIME HISTORY OF BASEMENT AND ALLOCHTHONS, WESTERN GNEISS REGION, NORWAY
WALSH, Emily O. and HACKER, Bradley R., Geological Sciences, UCSB, Santa Barbara, CA 93106, emily@geol.ucsb.edu, emily@geol.ucsb.edu
11
108
MEXICAN BASEMENT INTEPRETATIONS FROM NEW REGIONAL MAPPING
LYONS, James I., Jr, 821 Agua Caliente Dr, El Paso, TX 79912-1739, jilyons@worldnet.att.net, jilyons@worldnet.att.net
12
109
THE MESOPROTEROZOIC--A TIME OF CHANGE IN TECTONIC STYLE AND MAGMA TYPES IN THE NORTH AMERICAN CONTINENT
SIMS, P.K., U.S. Geological Survey, Box 25046, MS 905, Denver Federal Center, Denver, CO 80225, N/A, N/A
13
110
LATE CRETACEOUS AND TERTIARY PLUTONISM, WEST-CENTRAL MONTANA--PINS IN THE END OF COMPRESSION AND THE BEGINNING OF EXTENSION
SNEE, Lawrence W., U.S. Geological Survey, Box 25046, MS 974, Denver Federal Center, Denver, CO 80225, REYNOLDS, Mitchell W., U.S. Geological Survey, Box 25046, MS 913, Denver Federal Ctr, Denver, CO 80225 and MIGGINS, Daniel P., USGS, Box 25046, MS 913, Denver Federal Center, Denver, CO 80225, lsnee@usgs.gov, lsnee@usgs.gov
14
111
THE EARLY CRETACEOUS SANTIAGO PEAK ARC: A CONTINENTAL MARGIN ARC BUILT ON THE NORTH AMERICAN TRIASSIC-JURASSIC ACCRETIONARY PRISM OF SOUTHERN AND BAJA CALIFORNIA
SUTHERLAND, Michelle1, WETMORE, Paul H.1, HERZIG, Charles2 and PATERSON, Scott R.3, (1)Earth Sciences, Univ of Southern California, 3651 University Ave, SCI 117, Los Angeles, CA 90089-0740, (2)Earth Sciences Dept, El Camino College, Torrance, CA 90506, (3)Earth Sciences, Univ of Southern California, Los Angeles, CA 90089-0740, msutherl@scf.usc.edu, msutherl@scf.usc.edu
15
112
CHARACTERIZATION OF THE CRETACEOUS COLLISION ZONE BETWEEN THE WESTERN AND EASTERN PENINSULAR RANGES BATHOLITH IN THE SIERRA CALAMAJUE, BAJA CALIFORNIA NORTE, MEXICO
ALSLEBEN, Helge1, GEHRELS, George E.2 and PATERSON, Scott R.1, (1)Department of Earth Sciences, University of Southern California, Los Angeles, CA 90089-0740, (2)Department of Geosciences, Univ of Arizona, Box 210077, Tucson, AZ 85721, alsleben@earth.usc.edu, alsleben@earth.usc.edu
16
113
SOURCE OF META-IGNEOUS BLOCKS IN THE COLEBROOKE SCHIST, PICKETT PEAK TERRANE, SW OREGON
MCCLUNG, Jennifer and HARPER, Gregory D., Dept. of Earth and Atmospheric Sciences, State Univ. of New York at Albany, 1400 Washington Ave, 351 Earth Science, Albany, NY 12222, mcclung@atmos.albany.edu, mcclung@atmos.albany.edu
17
114
MELANGE AND LATE PALEOZOIC-TRIASSIC(?) CHERT, LIMESTONE, AND PILLOW BASALT ALONG A TERRANE SUTURE ZONE SOUTH OF THE DENALI FAULT, REINDEER HILLS, ALASKA
COLE, Ronald B., BREWER, Wayne M. and HOOKS, Benjamin P., Dept. of Geology, Allegheny College, Meadville, PA 16335, rcole@allegheny.edu, rcole@allegheny.edu
18
115
SYNTECTONIC TONALITE MAGMA EMPLACEMENT DURING CRUSTAL THICKENING - THE BELL ISLAND PLUTON, SE ALASKA
CRAWFORD, Maria Luisa1, LINDLINE, Jennifer2, CRAWFORD, William A.1 and SINHA, A.K.3, (1)Bryn Mawr College, 101 N Merion Ave, Bryn Mawr, PA 19010-2899, (2)New Mexico Highlands Univ, PO Box 9000, Las Vegas, NM 87701, (3)Geological Sciences, Virginia Tech, Blacksburg, VA 24061, mcrawfor@brynmawr.edu, mcrawfor@brynmawr.edu
19
116
PETROGENESIS OF TONALITES BASED ON 3-D ARCHITECTURE OF BELL ISLAND PLUTON, SE ALASKA
SINHA, A.K, Geological Sciences, Virginia Tech, Blacksburg, VA 24061, CRAWFORD, M.L., Geology, Bryn Mawr College, Bryn Mawr, PA 19010 and BEARD, J., Virginia Museum of Nat History, Martinsville, VA 24112, pitlab@vt.edu, pitlab@vt.edu
20
117
STRUCTURAL SETTING AND KINEMATICS OF THE OLIGOCENE CRIPPLE CREEK DIATREME COMPLEX, COLORADO
MELKER, Marc D., Anglogold (Colorado) Corp, P O box 191, Victor, CO 80860, WAWRZYNIEC, T.F., GWN Geologic Consulting, Minneapolis, MN 55409 and MOTE, Alison S., University of Texas, Austin, TX 78712, mmelker@anglogoldna.com, mmelker@anglogoldna.com
21
118
FAR-FLUNG ASH-FLOW TUFFS OF YERINGTON, WESTERN NEVADA ERUPTED FROM CALDERAS IN THE TOQUIMA RANGE, CENTRAL NEVADA
GARSIDE, Larry J.1, HENRY, Christopher D.1 and BODEN, David R.2, (1)Nevada Bureau of Mines and Geology, Univ of Nevada, Reno, NV 89557, (2)1445 High Chaparral Drive, Reno, NV 89521, lgarside@unr.edu, lgarside@unr.edu
22
119
EARLY MIOCENE LARGE-MAGNITUDE EXTENSION IN THE SIERRA MAZATAN METAMORPHIC CORE COMPLEX, SONORA, MEXICO
WONG, Martin S., Department of Geological Sciences, Univ of California, Santa Barbara, Santa Barbara, CA 93106-9630, GANS, Phillip B., Department of Geological Sciences, Univ of California, Santa Barbara, CA 93106-9630 and ROLDÁN-QUINTANA, Jaime, Instituto de Geología, Univeridad National Autónoma de México, Apartado Postal 1039, Hermosillo, 83000, Mexico, wong@geol.ucsb.edu, wong@geol.ucsb.edu
23
120
REGIONAL PATTERN OF MESOZOIC STRUCTURES IN THE CONFUSION RANGE, WESTERNMOST CENTRAL UTAH
NICHOLS, Kathryn M.1, SILBERLING, Norman J.1 and MCCARLEY, Lon A.2, (1)Consulting geologist, 1235 Estes Street, Lakewood, CO 80215, (2)Consulting geophysicist, 8254 S. Leyden Court, Centennial, 80112, slbrlng@msn.com, slbrlng@msn.com
24
121
PALEOMAGNETIC AND 40AR/39AR DATA FROM REMAGNETIZED MAFIC DIKES AND HOST GRANITE ROCKS IN THE SOUTHWEST SILVER PEAK RANGE, NEVADA, TERTIARY STRUCTURAL EVOLUTION OF THE CENTRAL WALKER LANE
PETRONIS, Michael S., Earth and Planetary Sciences, Univesity of NEw Mexico, Northrop Hall 141, Albuquerque, NM 87131-1116, GEISSMAN, John W., Earth and Planetary Sciences, Univ of New Mexico, Northrop Hall, Albuquerque, NM 87131-1116, OLDOW, John S., Geological Sciences, Univ of Idaho, Moscow, ID 83844-3022 and MCINTOSH, William C., Department of Earth and Environmental Science, New Mexico Tech, Socorro, NM 87801, mspetro@unm.edu, mspetro@unm.edu
25
122
NEOTECTONIC UPLIFT OF THE BEARTOOTH PLATEAU ASSESSED USING THE (U-TH)/HE DATING METHOD
LIPINSKI, Monika M., Geological Sciences, Univ of Florida, PO Box 112120, Gainesville, FL 32611, Lipinski@ufl.edu, Lipinski@ufl.edu
26
123
UPLIFT OF PENINSULAR RANGES AFFECTS TERRESTRIAL CLIMATE RECORD OF ENHANCED TROPICAL MOISTURE IN LATE PLIOCENE, ANZA-BORREGO DESERT, CALIFORNIA
COSMA, Timothy N., SMITH, Alison J. and PALMER, Donald F., Geology, Kent State Univ, McGilvrey Hall, Kent, OH 44242, tcosma@kent.edu, tcosma@kent.edu
27
124
AMALGAMATION OF COATS LAND/WESTERN DRONNING MAUD LAND WITH THE EAST ANTARCTIC CRATON: EVIDENCE FROM HEIMEFRONTFJELLA, DRONNING MAUD LAND, ANTARCTICA
CONNELLY, James N.1, HELPER, Mark1, FULLER, Roy1, DALZIEL, Ian2 and MCDOWELL, Fred1, (1)Geological Sciences, Univ of Texas at Austin, Austin, TX 78712, (2)Institute for Geophysics, Univ of Texas at Austin, Austin, TX 78712, connelly@mail.utexas.edu, connelly@mail.utexas.edu
28
125
SINISTRAL SHEAR ZONE AS A TERRAIN BOUNDARY IN SOUTH INDIAN CRATON
DAS, Reshmi, Geological Sciences, Florida State Univ, 108, Carraway Building, Tallahassee, FL 32306, das@gly.fsu.edu, das@gly.fsu.edu