South-Central Section - 43rd Annual Meeting (16-17 March 2009)

Session No. 2
Monday, 16 March 2009: 8:00 AM-10:00 AM

T3. Trans-Pecos Volcanic Province

 

Elizabeth A. Anthony, Don F. Parker, Minghua Ren and Daniel P. Miggins, Advocates
Paper #
Start Time
 
8:00 AM
Introductory Remarks
1
8:05 AM
BASEMENT STRUCTURES AND RIO GRANDE RIFT MAGMATISM IN WEST TEXAS
PARKER, Don F., Department of Geology, Baylor University, Waco, TX 76798-7354, MCMILLAN, Nancy J., Geological Sciences, New Mexico State University, Box 30001, MSC 3AB, Las Cruces, NM 88003 and WHITE, John C., Department of Geosciences, Eastern Kentucky Univ, Richmond, KY 40475, Don_Parker@baylor.edu, Don_Parker@baylor.edu
2
8:20 AM
THE CHIHUAHUA SEGMENT OF THE TRANS-PECOS VOLCANIC PROVINCE
MCDOWELL, Fred W., Geological Sciences, Jackson School of Geosciences, The Univ of Texas at Austin, Austin, TX 78712 and MCINTOSH, William C., New Mexico Bureau of Geology and Mineral Resources, Socorro, NM 87801, mcdowell@mail.utexas.edu, mcdowell@mail.utexas.edu
3
8:35 AM
NONEXPLOSIVE AND EXPLOSIVE MAGMA/WET-SEDIMENT INTERACTION IN THE SHALLOW SUBSURFACE DURING EOCENE MAGMATISM IN THE TRANS-PECOS IGNEOUS PROVINCE, TEXAS
BEFUS, Kenneth S.1, HANSON, Richard E.2, MIGGINS, Daniel P.3, BREYER, John A.2 and BUSBEY, Arthur B.2, (1)Bear Creek School, 8905 208th Ave NE, Redmond, WA 98053, (2)Department of Geology, Texas Christian University, Fort Worth, TX 76129, (3)U.S. Geological Survey, Denver, CO 80225, kenny.befus@gmail.com, kenny.befus@gmail.com
 
8:50 AM
Discussion
4
9:00 AM
UNRAVELING THE EMPLACEMENT HISTORY OF MAFIC TO FELSIC INTRUSIONS IN BIG BEND NATIONAL PARK, TEXAS USING HIGH-PRECISION 40Ar/39Ar AND U-PB ZIRCON GEOCHRONOLOGY
MIGGINS, Daniel P.1, REN, Minghua2, ANTHONY, Elizabeth3, IRIONDO, Alex4, IZAGUIRRE, Aldo5, WOODEN, Joseph6, BUDAHN, James7 and YEOMAN, Ross1, (1)U.S. Geological Survey, DFC, Box 25046 MS 974, Denver, CO 80225, (2)Department of Geological Sciences, University of Texas at El Paso, 500 W. University Ave, El Paso, TX 79968, (3)Dept. of Geological Sciences, University of Texas at El Paso, 500 W. University Ave, El Paso, TX 79968, (4)Centro de Geociencias, Universidad Nacional Autónoma de México, Campus Juriquilla, Querétaro, C.P. 76230, Mexico, (5)Centro de Geociencias, Universidad Nacional Autónoma de México, Querétaro, 76230, Mexico, (6)USGS-Stanford Ion Microprobe Facility, Green Building, Rm 89, 367 Panama Street, Stanford, CA 94305-2220, (7)U.S. Geological Survey, DFC, Box 25046 MS 973, Denver, CO 80225, dmiggins@usgs.gov, dmiggins@usgs.gov
5
9:15 AM
TWO CATEGORIES OF A-TYPE RHYOLITE: EXAMPLES FROM THE SNAKE RIVER PLAIN AND TRANS-PECOS TEXAS
GILES, A.N., SEES, Washington State University, Pullman, WA 99164 and WOLFF, J.A., Geology, Washington State Univ, PO Box 642812, Pullman, WA 99163, tngiles@wsu.edu, tngiles@wsu.edu
6
9:30 AM
MINERALOGIC ASSESSMENT OF THE SOUTH RIM FORMATION: ADDITIONAL IMPLICATIONS FOR PETROGENETIC DIVERSITY
BENKER, S. Christian, Geological Sciences, University of Texas, El Paso, 500 W. University Ave, El Paso, TX 79902, WHITE, John Charles, Geography & Geology, Eastern Kentucky University, 521 Lancaster Ave, Roark 103, Richmond, KY 40475, REN, Minghua, Dept. of Geological Sciences, Univ of Texas at El Paso, El Paso, TX 79968 and ANTHONY, Elizabeth Y., Department of Geological Sciences, University of Texas at El Paso, El Paso, TX 79968, scbenker@miners.utep.edu, scbenker@miners.utep.edu
 
9:45 AM
Discussion
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