Geological Society of America

8:05 AM

BULK COMPOSITION OF CONTINENTAL CRUST IN THE RIO GRANDE RIFT BASED ON RIFT FLANK UPLIFTS AND CRUSTAL XENOLITHS

Christopher L. Andronicos, Purdue University, West Lafayette, IN and Gregory Dumond, University of Arkansas, Fayetteville, AR

270457 (Technical Sessions)

8:20 AM

INTEGRATED GEOPHYSICAL MODELING OF THE ALBUQUERQUE BASIN RAISES QUESTIONS ABOUT THE MIOCENE DEVELOPMENT OF THE CENTRAL RIO GRANDE RIFT, NEW MEXICO

Vivian Grauch, U.S. Geological Survey, Denver, CO and Sean D. Connell, Chevron Energy Technology Co., Houston, TX

265634 (Technical Sessions)

8:35 AM

BROADBAND SEISMIC STUDIES OF SOUTHERN LAURENTIA: LITHOSPHERIC STRUCTURE FROM THE RIO GRANDE RIFT TO TEXAS’ GULF COAST

Jay Pulliam, Baylor University, Waco, TX and Harold Gurrola, Texas Tech University, Lubbock, TX and Stephen P. Grand, University of Texas at Austin, Austin, TX

266449 (Technical Sessions)

8:50 AM

DETERMINING BASIN STRUCTURE OF THE HUECO AND SOUTHERN MESILLA BOLSONS, WEST TEXAS, SOUTHERN NEW MEXICO AND NORTHERN CHIHUAHUA: GEOPHYSICAL CHALLENGES IN AN URBAN SETTING

Diane Doser, University of Texas at El Paso, El Paso, TX and Victor Avila, University of Texas at El Paso, El Paso, TX and Oscar Dena, Universidad Autonoma de Ciudad Juarez, Juarez, N/A and Pawan Budhathoki, University of Texas at El Paso, El Paso, TX and Anita Thapalia, University of Texas at El Paso, El Paso, TX and Manuel Moncada, University of Texas at El Paso, El Paso, TX and Carlos Montana, University of Texas at El Paso, El Paso, TX and Galen M. Kaip, University of Texas at El Paso, El Paso, TX

261755 (Technical Sessions)

9:05 AM

RESOLVING THE CHARACTER OF THE CRYPTIC CRUST OF THE WESTERN SIERRA NEVADA, CALIFORNIA

Craig H. Jones, University of Colorado - Boulder, Boulder, CO and Will Levandowski, Geologic Hazards Science Center, Denver, CO and Melissa Bernardino, University of Colorado, Boulder, Boulder, CO and Steven Roecker, Rensselaer Polytechnic Institute, Troy, NY

267327 (Technical Sessions)

9:20 AM

BUILDING ON THE LEGACY OF DEEP PROBE AND CD-ROM: CRUSTAL STRUCTURE OF THE BIGHORN MOUNTAINS, WYOMING AND ITS RELATIONSHIP TO PRECAMBRIAN AND LARAMIDE TECTONICS

Lindsay Worthington, University of New Mexico, Albuquerque, NM and Kate C. Miller, Texas A&M University, College Station, TX and Kevin R. Chamberlain, University of Wyoming, Laramie, WY and Eric Erslev, University of Wyoming, Laramie, WY and Anne Sheehan, University of Colorado at Boulder, Boulder, CO and Megan Anderson, Colorado College, Colorado Springs, CO and Steven Harder, University of Texas at El Paso, El Paso, TX and Christine S. Siddoway, Colorado College, Colorado Springs, CO

267838 (Technical Sessions)

9:35 AM

IMUSH: MAGMA RESERVOIRS FROM THE UPPER CRUST TO THE MOHO INFERRED FROM HIGH-RESOLUTION VP AND VS TOMOGRAPHY BENEATH MOUNT ST. HELENS

Eric Kiser, Rice University, Houston, TX and Alan Levander, Rice University, Houston, TX and Immaculada Palomeras, Rice University, Houston, TX and Colin A. Zelt, Rice University, Houston, TX and Brandon Schmandt, University of New Mexico, Albuquerque, NM and Steven Hansen, University of New Mexico, Albuquerque, NM and Steven Harder, University of Texas at El Paso, El Paso, TX and Kenneth Creager, University of Washington, Seattle, WA and John E. Vidale, University of Washington, Seattle, WA

268135 (Technical Sessions)

10:05 AM

AIRBORNE GRAVITY GRADIENT MAPPING OF CONCEALED RANGE FRONT STRUCTURE, GREAT SAND DUNES NATIONAL PARK, RIO GRANDE RIFT, COLORADO

Benjamin Drenth, U.S. Geological Survey, Denver, CO and Vivian Grauch, U.S. Geological Survey, Denver, CO and Judith Schenk, Colorado School of Mines, Golden, CO

263354 (Technical Sessions)

10:20 AM

BASEMENT CONTROL OF ALKALIC FLOOD RHYOLITE MAGMATISM OF THE DAVIS MOUNTAINS VOLCANIC FIELD, TRANS-PECOS TEXAS

Don F. Parker, Baylor University, Waco, TX and Don F. Parker, Wayland Baptist University, Plainview, TX and John C. White, Eastern Kentucky Univ, Richmond, KY

262565 (Technical Sessions)

10:35 AM

USING SEISMIC RECEIVER FUNCTIONS TO STUDY THE DEEP CRUST BENEATH NORTHERN APPALACHIAN TERRANES

John J. Cipar, Boston College, Weston, MA and John E. Ebel, Boston College, Weston, MA and John Schuh, Weston Geophysical Corp., Lexington, MA

266182 (Technical Sessions)

10:50 AM

GRAVITY LOW-HIGH PAIRS IN OROGENS: THICKENED-THINNED CRUST, SUTURES, OR HYBRID MECHANISMS?

Robert D. Hatcher, University of Tennessee-Knoxville, Knoxville, TN and James Horton, Reston, VA and David L. Daniels, U.S. Geological Survey, Reston, VA and Stephen L. Snyder, U.S. Geological Survey, Reston, VA

269628 (Technical Sessions)

11:05 AM

NORTH AMERICA’S MIDCONTINENT RIFT: WHEN RIFT MET LIP

Carol Stein, University of Illinois at Chicago Dept. of Earth & Environmental Science, Chicago, IL and Michael E. Wysession, Washington University in St. Louis, St. Louis, MO and Seth Stein, Northwestern University, Evanston, IL and Jonas Kley, University of Goettingen, Goettingen and G.R. Keller, University of Oklahoma, Norman, OK and Trevor Bollman, Northwestern University, Evanston, IL and Emily Wolin, Northwestern University, Evanston, IL and Hao Zhang, Northwestern University, Evanston, IL and Andrew Frederiksen, University of Manitoba, Winnipeg, MB and Kunle Ola, University of Manitoba, Winnipeg, MB

261794 (Technical Sessions)

11:20 AM

REFLECTIONS ON THE COMPLEX STRUCTURE AND TECTONIC EVOLUTION OF THE MID-CONTINENT REGION, USA

G. Randy Keller, University of Oklahoma, Norman, OK

265158 (Technical Sessions)

T181 Advances in Crustal Geophysics and Tectonics I: In Honor of G.R. Keller

Presentations