GSA 2020 Connects Online

Session No. 98
Tuesday, 27 October 2020: 5:30 PM-8:00 PM

T41. Volcanism and Tectonics along Rifts and Volcanic Arcs: Understanding the Relationships between Timing, Volumes, and Distributions II

GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Structural Geology and Tectonics Division

 

Sara Mana and Erin N. DiMaggio, Advocates
Paper #
Start Time
5:30 PM
LATERAL TRANSPORT OF CAMP-RELATED MAGMAS BENEATH THE EASTERN NORTH AMERICAN RIFT SYSTEM AND MARGIN
WITHJACK, Martha O., Earth and Planetary Sciences, Rutgers University, Wright Laboratories, 610 Taylor Road, Piscataway, NJ 08854 and SROGI, LeeAnn, Dept of Earth & Space Sciences, West Chester University, 720 S. Church St., West Chester, PA 19383
5:40 PM
SEISMIC EVIDENCE FOR MAGMATISM OFFSHORE CAPE HATTERAS, EAST NORTH AMERICAN MARGIN
ECKERT, Travis and MAGNANI, Maria Beatrice, Roy M. Huffington Department of Earth Sciences, Southern Methodist University, Dallas, TX 75275
5:50 PM
ZIRCON U-PB CONSTRAINTS ON VOLCANIC-PLUTONIC CONNECTIONS AND CONUNDRUMS IN THE WHITE MOUNTAIN BATHOLITH
HAINES, Kyle1, KINNEY, Sean T.2, MACLENNAN, Scott A.3, SETERA, Jacob4, SCHOENE, Blair5, VANTONGEREN, Jill6, STRAUSS, Justin V.7, HART, Austin8, TOWN, Caleb Forrest7, BRADLEY, Dwight7 and OLSEN, Paul E.2, (1)Northern Arizona University, 1899 S San Francisco St, Flagstaff, AZ 86011, (2)Department of Earth and Environmental Sciences, Lamont-Doherty Earth Observatory of Columbia University, 61 Route 9W, Palisades, NY 10964-1000, (3)Department of Earth and Environmental Sciences, University of Rochester, Rochester, NY 14267, (4)Cornell University, Department of Earth and Atmospheric Sciences, Ithaca, NY 14853, (5)Department of Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08544, (6)Department of Earth and Ocean Sciences, Tufts University, 419 Boston Ave, Medford, MA 02155, (7)Department of Earth Sciences, Dartmouth College, Hanover, NH 03755, (8)US Forest Service, White Mountain National Forest, 33 Kancamagus Hwy, Conway, NH 03818
6:00 PM
PETROGENESIS OF LATE EDIACARAN RHYOLITE OF THE SILVER HILL FORMATION, COLDBROOK GROUP, IN AVALONIA OF SOUTHERN NEW BRUNSWICK, CANADA
ESCRIBANO, Alicia P. and BARR, Sandra M., Earth and Environmental Science, Acadia University, Wolfville, NS B4P2R6, Canada
 
6:10 PM
Discussion
6:20 PM
EXPLORING RIFT MAGMATISM AND EVOLUTION THROUGH GRAVITY ANALYSIS OF NORTH AMERICA'S FAILED RIFTS
ELLING, Reece P.1, STEIN, Seth1, STEIN, Carol A.2, KELLER, G. Randy3 and GEFEKE, Kerri M.4, (1)Earth & Planetary Sciences, Northwestern University, 2145 Sheridan Road, Evanston, IL 60208-3130, (2)Earth and Environmental Sciences, University of Illinois at Chicago, 845 W. Taylor Street, Chicago, IL 60607-7059, (3)College of Earth and Energy, University of Oklahoma, 100 East Boyd, Suite N131, Norman, OK 73019, (4)U.S. Geological Survey, Earthquake Science Center, 345 Middlefield Road, Menlo Park, CA 94025
6:30 PM
EARLY MIOCENE MAGMATISM ALONG THE WESTERN CORDILLERA OF COLOMBIA SOUTH OF 4 DEGREES N: ARC INITIATION AFTER FARALLON PLATE BRAKE UP?
BARBOSA-ESPITIA, Ángel A.1, FOSTER, David A.2, RESTREPO-MORENO, Sergio A.3, KAMENOV, George D.2 and PARDO-TRUJILLO, Andrés4, (1)Departamento de Ciencias Geológicas, Instituto de Investigaciones en Estratigrafia, Universidad de Caldas, Calle 65 # 26-10, Manizales, Colombia; Department of Geological Sciences, University of Florida, 241 Williamson Hall, Gainesville, FL 32611, (2)Department of Geological Sciences, University of Florida, 241 Williamson Hall, Gainesville, FL 32611, (3)Departamento de Geociencias y Medio Ambiente, Universidad Nacional de Colombia, Facultad de Minas, Medellin, 050040, Colombia, (4)Departamento de Ciencias Geológicas, Instituto de Investigaciones en Estratigrafia, Universidad de Caldas, Calle 65 # 26-10, Manizales, 170004, Colombia
6:40 PM
RHYOLITIC GLASS IN VOLCANIC ASH FROM THE 2015 ERUPTION OF TELICA VOLCANO, NICARAGUA
GARCIA Jr., Victor R, FEINEMAN, Maureen and LAFEMINA, Peter, Department of Geosciences, Pennsylvania State University, State College, PA 16801
6:50 PM
GEOCHEMISTRY OF THE NICARAGUAN VOLCANIC ARC: INSIGHTS INTO SLAB BREAK-OFF PROCESSES?
PUSHIE, Olivia, Earth Sciene, Saint Francis Xavier University, Po Box 5000, antigonish, NS b2g2w5, Canada and BRAID, James A., Earth Sciences, St. Francis Xavier University, PO box 5000, Antigonish, NS B2G 2W5, Canada
 
7:00 PM
Discussion 2
7:10 PM
FROM SCORIA CONE SHAPE AND VOLUME TO MAGMA CHAMBER VOLUME AND SUPPLY
BEMIS, Karen G., Marine and Coastal Sciences, Rutgers University, 71 Dudley Rd, New Brunswick, NJ 08901
7:20 PM
EARLY MIOCENE FELSIC VOLCANISM ON THE SOUTHWEST EDGE OF THE COLORADO PLATEAU
FUIS, Gary S., Earthquake Hazards Team, U.S. Geological Survey, 345 Middlefield Rd, Menlo Park, CA 94025 and BLAIR, J. Luke, U.S. Geological Survey, Menlo Park, CA 94025
7:30 PM
MAGMATISM IN THE EOCENE EMIGRANT PASS VOLCANIC FIELD, NORTHERN NEVADA: TRACE ELEMENT AND ISOTOPIC INDICATORS OF MAGMA SOURCES AND CRUSTAL INFLUENCES
CHAN, Sabrina V.1, COUSENS, Brian L.1 and HENRY, Christopher D.2, (1)Department of Earth Sciences, Carleton University, 1125 Colonel By Drive, Ottawa, ON K1S5B6, Canada, (2)Nevada Bureau of Mines and Geology, University of Nevada, Reno, NV 89557
7:40 PM
BASALTIC MAGMA GENESIS AND MANTLE SOURCES BENEATH TWO CENOZOIC VOLCANOES, MT. EARLY AND SHERIDAN BLUFF, EAST ANTARCTICA
LI, Yuyu1, PANTER, K.S.1, SMELLIE, John L.2, BLUSZTAJN, Jerzy S.3, SPICUZZA, M.J.4 and VALLEY, John W.4, (1)Geology, Bowling Green State University, 190 Overman Hall, Bowling Green, OH 43403, (2)School of Geography, Geology and the Environment, University of Leicester, University of Leicester University Road, Leicester, LE1 7RH, United Kingdom, (3)Department of Geology & Geophysics, Woods Hole Oceanographic Institution, 266 Woods Hole Rd., Woods Hole, MA 02543, (4)Department of Geoscience, University of Wisconsin-Madison, 1215 W Dayton Street, Madison, WI 53706
 
7:50 PM
Discussion 3
See more of: Technical Sessions