2014 GSA Annual Meeting in Vancouver, British Columbia (19–22 October 2014)

Session No. 228
Tuesday, 21 October 2014: 9:00 AM-6:30 PM
Exhibition Hall C (Vancouver Convention Centre-West)

T2. Emplacement of Upper Crustal Magmatic Intrusions: Field Studies of Laccoliths, Sills, and Subvolcanic Plugs (Posters)

GSA Geophysics and Geodynamics Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division
Authors will be present from 9:00 to 11:00 AM, and 5:00 to 6:30 PM.

 

Paper #
Booth #
341
CHARACTERIZATION OF SUBVOLCANIC CONDUITS OF THE BASALTIC INTRUSIVE COMPLEX OF THE SAN RAFAEL SWELL, CENTRAL UTAH
WETMORE, Paul, School of Geosciences, University of South Florida, Tampa, FL 33620, CONNOR, Chuck, School of Geosciences, University of South Florida, 4202 East Fowler Ave., SCA 528, Tampa, FL 33620 and WILSON, James, Department of Geology, University of South Florida, 4202 E. Fowler Ave, SCA 528, Tampa, FL 33620
342
DEFORMATION AND METAMORPHISM OF NAVAJO SANDSTONE ADJACENT TO A DIKE WITHIN THE HENRY MOUNTAINS IGNEOUS COMPLEX, SOUTHERN UTAH
GUNNELS, Michael1, MORGAN, Sven S.1, STUDENT, James J.2 and EARNEST, Ethan1, (1)Earth and Atmospheric Sciences, Central Michigan Univ, 314 Brooks Hall, Mt. Pleasant, MI 48859, (2)Earth and Atmospheric Science, Central Michigan University, 314 Brooks Hall, Mt. Pleasant, MI 48859
343
RATES AND MAGNITUDES OF STRAIN DURING IGNEOUS EMPLACEMENT IN THE SHALLOW CRUST: BUCKHORN RIDGE INTRUSION, HENRY MOUNTAINS, UTAH
HORSMAN, Eric, Dept. of Geological Sciences, East Carolina University, Greenville, NC 27858
344
EMPLACEMENT AND GROWTH OF A SHALLOW-LEVEL MEGA-LACCOLITH: THE PINE VALLEY INTRUSION, SOUTHWEST UTAH
HACKER, David B., Department of Geology, Kent State University, 221 McGilvrey Hall, Kent, OH 44242
345
GEOMETRY AND CONSTRUCTION HISTORY OF THE COPPER RIDGE LACCOLITH, MOUNT ELLEN, HENRY MOUNTAINS, UTAH
MAURER, Elizabeth A., Geological Sciences, East Carolina University, 901 College View Dr, Greenville, NC 27858 and HORSMAN, Eric, Dept. of Geological Sciences, East Carolina University, Greenville, NC 27858
346
MAGMATIC EVOLUTION AND HYDROTHERMAL ALTERATION OF THE REE-ENRICHED ROUND TOP RHYOLITE LACCOLITH, TRANS-PECOS REGION, TEXAS
ELLIOTT, Brent, The Bureau of Economic Geology, The University of Texas at Austin, University Station Box X, Austin, TX 78713, KYLE, J. Richard, Department of Geological Sciences, Jackson School of Geosciences, The University of Texas at Austin, Austin, TX 78712 and O'NEILL, L. Christine, The Jackson School of Geoscience, The University of Texas at Austin, 105 W 38th 1/2 Street, Apt 203, Austin, TX 78751
347
3-D SHAPE PREFERRED ORIENTATION OF 16 SAMPLES ACROSS MT. HILLERS DIKE CONSISTENT WITH GREATER MAGMA FLOW IN THE CENTER
EARNEST, Ethan, Department of Geology, Central Michigan University, Brooks Hall, Mt. Pleasant, MI 48859, MORGAN, Sven, Department of Earth and Atmospheric Sciences, Central Michigan University, 314 Brooks Hall, Mount Pleasant, MI 48859 and STUDENT, James J., Earth and Atmospheric Science, Central Michigan University, 314 Brooks Hall, Mt. Pleasant, MI 48859
348
WEST TEXAS SILLS EMPLACED BY MAGMA INFLATION FOLDED IN POST-32.5 MA LARAMIDE FOLDS?
SATTERFIELD, Joseph I., Department of Physics and Geosciences, Angelo State University, ASU Station #10904, San Angelo, TX 76909 and POPPELIERS, Christian, Department of Geological Sciences, East Carolina University, Graham Building 101, Greenville, NC 27858
349
COMPLEX HYPABYSSAL INTRUSIVE NETWORKS ASSOCIATED WITH WIDESPREAD EOCENE BASALTIC PHREATOMAGMATIC VOLCANISM IN THE BIG BEND REGION OF WEST TEXAS
HANSON, Richard E.1, MIGGINS, Daniel P.2, BEFUS, Kenneth S.3, DEITZ, Jacob E.4, HILL, Jenni A.5 and WINKLER, Clayton E.5, (1)Department of Geological Sciences, Texas Christian University, Fort Worth, TX 76129, (2)College of Ocean and Atmospheric Sciences, Oregon State University, 104 CEOAS Admin Bldg, Corvallis, OR 97331-5503, (3)Department of Geological Sciences, University of Texas, Austin, TX 78712, (4)School of Geology, Energy and the Environment, Texas Christian Universtiy, Fort Worth, TX 76129, (5)School of Geology, Energy and the Environment, Texas Christian University, Fort Worth, TX 76129
350
SHALLOW EMPLACEMENT OF CONSANGUINEOUS PLUTONIC BODIES AS EXAMPLED IN THE MOUNT SCOTT INTRUSIVE SUITE, OKLAHOMA, USA
PRICE, Jonathan D., Department of Chemistry, Geosciences, & Physics, Midwestern State University, 3410 Taft Blvd, Wichita Falls, TX 76308
351
ROLE OF FELSIC AND FELDPATHIC ROCKS IN TRIGGERING SUBVOLCANIC EMPLACEMENT OF MAFIC INTRUSIONS: EVIDENCE FROM THE MIDCONTINENT RIFT IN NORTHEASTERN MINNESOTA
MILLER, James D., Department of Earth and Environmental Sciences, University of Minnesota Duluth, 230 Heller Hall, Duluth, MN 55812
352
PRELIMINARY GEOLOGIC MAP OF THE GRASS LAKE AREA IN THE SOUTHERNMOST MOUNT TALLAC ROOF PENDANT; DESOLATION WILDERNESS AREA, ELDORADO COUNTY, CALIFORNIA
SEVERSON, Allison R.1, KLEMM, Brittany M.2, BURMEISTER, Kurtis C.3, WILSON, Andrew Dai2, NOETHE, Samuel A.4 and STEWART, Michael A.5, (1)School of Earth & Space Exploration, Arizona State University, 550 East Tyler Mall, Tempe, AZ 85287, (2)Department of Earth and Environmental Sciences, University of the Pacific, 3601 Pacific Avenue, Stockton, CA 95211, (3)Dept of Geological & Environmental Sciences, University of the Pacific, 3601 Pacific Avenue, Stockton, CA 95211, (4)Department of Geology, University of Illinois, 605 E. Springfield Ave, Champaign, IL 61820, (5)Department of Geology, University of Illinois, 605 E Springfield Avenue, Champaign, IL 61820
353
PLUTONISM ACROSS A TACONIC-ACADIAN BOUNDARY: EVIDENCE FOR VARIABLE SHALLOW EMPLACEMENT MECHANISMS IN CENTRAL VERMONT
DEFELICE, Christopher J. and KOTEAS, G. Christopher, Earth and Environmental Sciences, Norwich University, 158 Harmon Drive, Northfield, VT 05663
354
TEXTURAL AND MINERALOGICAL ANALYSIS OF PORPHYRITIC ANDESITES OF SABANA GRANDE, PUERTO RICO
RIVERA LASTRA, Imaryarie, PO Box 51169, Toa Baja, PR 00949 and CHIZMADIA, Lysa, Department of Geology University of Puerto Rico - Mayaguez, Call Box 9000, Mayaguez, PR 00681
355
MAGMATIC DYNAMICS OF PARASITIC ERUPTIVES: INSIGHTS INTO A LATE STAGE CONDUIT AND VENT FILLING INTRUSION
FULTON, Anne A., Geology Department, Pomona College, 185 E. 6th St, Claremont, CA 91711, HAMPTON, Samuel J., Geological Sciences, University of Canterbury, Private Bag 4800, Christchurch, 8140, New Zealand and GRAVLEY, Darren M., Department of Geological Sciences, University of Canterbury, Christchurch, 8140, New Zealand
356
HYBRID FRACTURE/DIKE/GRABEN/PIT-CHAIN/CANALI STRUCTURES ON VENUS: DYNAMIC INTERPLAY BETWEEN SURFACE AND SUBSURFACE COMPONENTS OF VOLCANO-TECTONIC SYSTEMS
HANSEN, Vicki L., Department of Earth and Environmental Sciences, University of Minnesota Duluth, Duluth, MN 55812 and LÓPEZ, Iván, Departamento de Biología y Geología, Universidad Rey Juan Carlos, Madrid, 28933, Spain
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