GSA Annual Meeting in Phoenix, Arizona, USA - 2019

Session No. 163
Tuesday, 24 September 2019: 8:00 AM-12:00 PM
Room 126ABC, North Building (Phoenix Convention Center)

T18. The Solidification Path of Magma—Information from Igneous Rocks, Eruptions, and Experimental Petrology: In Honor of the Mineralogical Society of America Awardee for 2019, Olivier Namur

Mineralogical Society of America

 

Michael D. Higgins and Bernard Charlier, Advocates
Paper #
Start Time
 
8:00 AM
Introductory Remarks
8:15 AM
SOLIDIFICATION FRONTS IN MASSIVE MAGNETITITES OF THE BUSHVELD COMPLEX (Invited Presentation)
LATYPOV, Rais and KRUGER, Willem, School of Geosciences, Wits University, Private Bag 3, Johannesburg, 2050, South Africa
8:35 AM
PULSES OF PLAGIOCLASE-LADEN MAGMAS AND STRATIGRAPHIC EVOLUTION IN THE UPPER ZONE OF THEBUSHVELD COMPLEX, SOUTH AFRICA
YUAN, Qian, Department of Geology, University of Liege, Liege, 4000, Belgium; Faculty of Earth Resources, China University of geosciences, Wuhan, 430074, China; School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85281, NAMUR, Olivier, Earth Sciences, KU Leuven, Celestijnlaan 200E, Heverlee, 3001, Belgium, ROBERTS, R. James, Department of Geology, University of Pretoria, Private Bax X20, Hatfield, Pretoria, 0028, South Africa, FISCHER, Lennart Alexander, Institute for Mineralogy, University of Hanover, Hanover, 30167, Germany and CHARLIER, Bernard, Department of Geology (B20), Université de Liège, SART TILMAN, B-4000, Belgium
8:50 AM
THE THERMAL EVOLUTION OF THE BUSHVELD COMPLEX: INSIGHTS FROM 40AR/39AR DATING OF BIOTITE
SETERA, Jacob, VANTONGEREN, Jill, TURRIN, Brent and SWISHER III, Carl, Department of Earth and Planetary Sciences, Rutgers University, 610 Taylor Road, Piscataway, NJ 08854
9:05 AM
THE HYDROTHERMAL SYSTEM OF THE BUSHVELD COMPLEX, SOUTH AFRICA - AN ANALOG FOR SUBDUCTION ZONE HYDROTHERMAL SYSTEMS
BOUDREAU, Alan E., Earth & Ocean Sciences, Duke University, Box 90328, Durham, NC 27708, BENSON, Erin, Earth & Ocean Sciences, Duke University, Box 90328, Durham, NC 27708; Nicholas School of the Environment, Duke University, 9 Circuit Drive, Durham, NC 27710 and CONNOLLY, James A.D., Departement of Earth Sciences, ETH, Zurich, 8092, Switzerland
9:20 AM
SOLIDIFICATION TIMESCALE FOR THE DUFEK INTRUSION, ANTARCTICA DETERMINED BY U-PB ZIRCON AGES (Invited Presentation)
VANTONGEREN, Jill, Department of Earth and Planetary Sciences, Rutgers University, 610 Taylor Rd, Piscataway, NJ 88548, TAYLOR, Aidan, Earth and Planetary Sciences, Rutgers University, 610 Taylor Rd, Piscataway, NJ 88548 and SCHOENE, Blair, Department of Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08544
9:40 AM
9:55 AM
ARE MOST GRANITOID ROCKS CUMULATES? DEDUCTIONS AND CONUNDRUMS FROM AMPHIBOLE COMPOSITIONS AND ZIRCON SATURATION
BARNES, Calvin G.1, WERTS, Kevin1, MEMETI, Vali2, ARDILL, Katie E.3, CARTY, Kendra4 and SCHWARTZ, Joshua J.5, (1)Department of Geosciences, Texas Tech University, Lubbock, TX 79409-1053, (2)Department of Earth Sciences, California State University at Fullerton, Fullerton, CA 92831, (3)Department of Earth Sciences, University of Southern California, 3651 Trousdale Parkway, Los Angeles, CA 90089-0740, (4)Dept. of Geological Sciences, California State University at Northridge, Northridge, CA 91330, (5)Department of Geological Sciences, California State University Northridge, 18111 Nordhoff St., Northridge, CA 91330
10:10 AM
CHEMOSTRATIGRAPHIC EVIDENCE FOR DIFFERENTIATION WITHIN THE MIOCENE SEARCHLIGHT PLUTON, NEVADA, USA
EDDY, Michael P., Department of Earth, Atmospheric, and Planetary Sciences, Purdue University, 550 Stadium Mall Drive, West Lafayette, IN 47907; Department of Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08544, PAMUKCU, Ayla S., Geology & Geophysics, Woods Hole Oceanographic Institution, 266 Woods Hole Rd, MS #08, Woods Hole, MA 02543, SCHOENE, Blair, Department of Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08544 and STEINER-LEACH, Travis Lewis, Department of Geosciences, Princeton University, Department of Geosciences, Guyot Hall, Princeton, NJ 08544
10:25 AM
THE RHEOLOGICAL PATH OF SOLIDIFYING MAGMA: CONTROLS, FEEDBACK RELATIONS, AND END-MEMBER SCENARIOS
WHITTINGTON, Alan1, HALVERSON, Brenna Ayn2, KENDERES, Stuart M.3, MORRISON, Aaron A.1, SEHLKE, Alexander4 and SOLDATI, Arianna5, (1)Department of Geological Sciences, University of Texas at San Antonio, One UTSA Circle, San Antonio, TX 78249; Department of Geological Sciences, University of Missouri, 101 Geological Sciences Bldg, Columbia, MO 65211, (2)Department of Geological Sciences, University of Missouri, 101 Geological Sciences Bldg, Columbia, MO 65211; Department of Geological Sciences, University of Texas at San Antonio, One UTSA Circle, San Antonio, TX 78249, (3)Department of Geological Sciences, University of Missouri, 101 Geological Sciences Bldg, Columbia, MO 65211, (4)Ames Research Center, NASA, Moffett Field, CA 94035, (5)Department of Earth and Environmental Sciences, Ludwig-Maximilians University, Theresienstr. 41, Munich, 80333, Germany; University of Missouri Columbia, Department of Geological Sciences, 101 Geology Building, Columbia, MO 65211-1380
10:40 AM
EVALUATING HIGH SR/Y GEOCHEMICAL SIGNATURES IN LOWER-ARC CRUST USING PYROXENE MAJOR AND TRACE ELEMENT DATA
BRACKMAN, Adam J, Department of Geological Sciences, California State University, Northridge, Northridge, CA 91330, SCHWARTZ, Joshua J., Department of Geological Sciences, California State University Northridge, 18111 Nordhoff St., Northridge, CA 91330 and CARTY, Kendra, Dept. of Geological Sciences, California State University at Northridge, Northridge, CA 91330
10:55 AM
MODELLING HEAT EXTRACTION FROM MAGMA BODIES AT DEPTH IN THE CENTRAL TVZ
KELLY, Liam, Department of Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235; Frontiers Abroad, Christchurch, 8082, New Zealand, GRAVLEY, Darren M., Department of Geological Sciences, University of Canterbury, Christchurch, 8041, New Zealand; Frontiers Abroad, Christchurch, 8082, New Zealand, GUALDA, Guilherme A.R., Department of Earth and Environmental Sciences, Vanderbilt University, Nashville, TN 37235 and DEMPSEY, David, Department of Engineering Science, University of Auckland, Auckland, 1142, New Zealand
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