GSA Annual Meeting in Phoenix, Arizona, USA - 2019

Session No. 296
Wednesday, 25 September 2019: 1:30 PM-5:30 PM
Room 227ABC, North Building (Phoenix Convention Center)

T107. Volcanism, Impacts, and Phanerozoic Mass Extinctions: Discovering a Common Cause and Planning for the 6th Mass Extinction II

SEPM (Society for Sedimentary Geology); GSA Geochronology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; Cushman Foundation; Paleontological Society; Mineralogical Society of Great Britain and Ireland; Volcanic and Magmatic Studies

 

Paula Mateo, Gerta Keller, Stephen E. Grasby, Thierry Adatte and David P.G. Bond, Advocates
Paper #
Start Time
1:30 PM
MERCURY ANOMALIES AND THE TERRESTRIAL PERMIAN-TRIASSIC MASS EXTINCTION IN SOUTHWESTERN CHINA
CHU, Daoliang, School of Earth Sciences, China University of Geosciences, Wuhan, 430074, China
1:45 PM
BRIEF OXYGENATION EVENT DURING EXTENSIVE ANOXIA ACROSS THE PERMIAN-TRIASSIC TRANSITION AS REVEALED BY THALLIUM ISOTOPES
NEWBY, Sean M.1, OWENS, Jeremy D.1 and ALGEO, Thomas J.2, (1)Department of Earth, Ocean, and Atmospheric Sciences, Florida State University, National High Magnetic Field Laboratory, Tallahassee, FL 32306, (2)Department of Geology, University of Cincinnati, Cincinnati, OH 45221
2:00 PM
MERCURY AS A PROXY FOR VOLCANIC EMISSIONS IN THE GEOLOGIC RECORD
GRASBY, Stephen E.1, THEM II, Theodore R.2, CHEN, Zhuoheng1, YIN, Runsheng3 and ARDAKANI, Omid H.4, (1)Geological Survey of Canada, 3303 33 St NW, Calgary, AB T2L 2A7, Canada, (2)Charleston, (3)Department of Civil and Environmental Engineering, The Hong Kong Polytechnic University, China, Hongkong, China, (4)Geological Survey of Canada, 3303 33 St NW,, Calgary, AB T2L 2A7, Canada
2:15 PM
TIMING AND PALEOENVIRONMENTAL IMPLICATIONS OF DECCAN VOLCANISM RELATIVE TO THE KPG EXTINCTION
ADATTE, Thierry1, KELLER, Gerta2, FONT, Eric3, MATEO, Paula4, PUNEKAR, Jahnavi5, CUJEAN, Sébastien1, LORENZO, Valentin1, SCHOENE, Blair2, EDDY, Michael P.2 and KHADRI, Syed F.R.6, (1)Institute of Earth Sciences, University of Lausanne, Géopolis, Lausanne, 1015, Switzerland, (2)Department of Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08544, (3)Departamento de Ciências da Terra, University of Coimbra, Coimbra, 3000-272, Portugal, (4)Division of Geological and Planetary Sciences, California Institute of Technology, 1200 E California Blvd, Pasadena, CA 91125, (5)Department of Geosciences, Indian Institute of Technology (IIT) Bombay, Powai, Mumbai 400 076, Powai, Mumbai, 400 076, India, (6)Department of Geology, Amravati University, Amravati, 444602, India
2:30 PM
MERCURY LINKS DECCAN VOLCANISM TO CLIMATE CHANGE AND THE END-CRETACEOUS MASS EXTINCTION
KELLER, Gerta1, MATEO, Paula2, ADATTE, Thierry3, PUNEKAR, Jahnavi4, SPANGENBERG, Jorge5, SCHOENE, Blair1, EDDY, Michael P.6, SAMPERTON, Kyle Michael7, KHADRI, Syed F.R.8, MONKENBUSH, Johannes9 and THIBAULT, Nicolas10, (1)Department of Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08544, (2)Division of Geological and Planetary Sciences, California Institute of Technology, 1200 E California Blvd, Pasadena, CA 91125, (3)Institute of Earth Sciences, University of Lausanne, Géopolis, Lausanne, 1015, Switzerland, (4)Department of Earth Sciences, Indian Institute of Technology Bombay, Powai, Mumbai, 400076, India, (5)Institut des dynamiques de la surface terrestre, Université de Lausanne, Quartier UNIL-Mouline, Bâtiment Géopolis, Lausanne, 1015, Switzerland, (6)Department of Geosciences, Princeton University, Princeton, NJ 08544, (7)Nuclear and Chemical Sciences Division, Lawrence Livermore National Laboratory, Livermore CA, 94550-9698, (8)Department of Geology, Amravati University, Amravati, 444602, India, (9)Geology, University of Kopenhagen, Kopenhagen, 1350, Denmark, (10)Department of Geosciences and Natural Resource Management, University of Copenhagen, Copenhagen, 1350, Denmark
2:45 PM
ELEMENTAL CHARACTERIZATION OF THE EL KEF K-PG BOUNDARY STRATOTYPE: NO EVIDENCE OF AN ASTEROIDAL IMPACT
SILLITOE-KUKAS, Steffanie M.1, HUMAYUN, Munir1, ADATTE, Thierry2 and KELLER, Gerta3, (1)Earth, Ocean & Atmospheric Science and National High Magnetic Field Laboratory, Florida State University, 1800 E. Paul Dirac Drive, Tallahassee, FL 32310, (2)Institute of Earth Sciences (ISTE), University of Lausanne, Géopolis - CH-1015 Lausanne Suisse, Lausanne, Switzerland, (3)Department of Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08544
 
3:00 PM
Discussion Break
3:15 PM
U-PB ZIRCON GEOCHRONOLOGY OF THE SOUTHERN MALWA PLATEAU BASALT: DECCAN TRAPS, INDIA (Invited Presentation)
EDDY, Michael P.1, SCHOENE, Blair2, SAMPERTON, Kyle Michael3, KELLER, Gerta2, ADATTE, Thierry4 and KHADRI, Syed F.R.5, (1)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, (2)Department of Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08544, (3)Nuclear and Chemical Sciences Division, Lawrence Livermore National Laboratory, Livermore CA, 94550-9698, (4)Institute of Earth Sciences (ISTE), University of Lausanne, Géopolis - CH-1015 Lausanne Suisse, Lausanne, Switzerland, (5)Department of Geology, Amravati University, Amravati, 444602, India
3:35 PM
ASSESSING THE DECCAN TRAPS ERUPTION RECORD FROM GEOCHRONOLOGY AND EVALUATING THE RELATIONSHIP TO THE K-PG BOUNDARY
SCHOENE, Blair1, KELLER, C. Brenhin2, EDDY, Michael P.3, SAMPERTON, Kyle Michael4, KELLER, Gerta1, ADATTE, Thierry5 and KHADRI, Syed6, (1)Department of Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08544, (2)Department of Earth Science, Dartmouth College, Hanover, NH 03755, (3)Department of Earth, Atmospheric, and Planetary Sciences, Purdue University, 550 Stadium Mall Drive, West Lafayette, IN 47907, (4)Nuclear and Chemical Sciences Division, Lawrence Livermore National Laboratory, Livermore CA, 94550-9698, (5)Institute of Earth Sciences (ISTE), University of Lausanne, Géopolis - CH-1015 Lausanne Suisse, Lausanne, Switzerland, (6)P.G. Department of Geology, Amravati University, Amravati, 444602, India
3:50 PM
QUANTITATIVE ESTIMATES OF DECCAN FLOOD BASALT ERUPTIVE FLUXES AND CLIMATE CONSEQUENCES
FENDLEY, Isabel1, MITTAL, Tushar1, SPRAIN, Courtney J.2, MARVIN-DIPASQUALE, Mark3, MIZRAHI, Nicole1, RENNE, Paul R.4, SELF, Stephen1, TOBIN, Thomas S.5 and WEAVER, Lucas N.6, (1)Department of Earth and Planetary Science, University of California, Berkeley, McCone Hall, Berkeley, CA 94720, (2)Department of Geological Sciences, University of Florida, Williamson Hall, Gainseville, FL 32611, (3)U.S. Geological Survey, 345 Middlefield Rd, Mailstop 480, Menlo Park, CA 94025, (4)Berkeley Geochronology Center, 2455 Ridge Rd., Berkeley, CA 94709, (5)Geological Sciences, University of Alabama, Tuscaloosa, AL 35401, (6)Department of Biology, University of Washington, 247 Life Sciences Building, Seattle, WA 98195
296-10
4:05 PM
Withdrawn
 
4:20 PM
Discussion
 
4:50 PM
Concluding Remarks
See more of: Technical Sessions