Session No. 108
Monday, 28 October 2013: 8:00 AM-12:00 PM
Room 401 (Colorado Convention Center)

T103. Fluids, Stress, and Episodicity in Subduction Settings: What We Need to Know

Society of Economic Geologists; GSA Geophysics Division

 

Jeffrey W. Hedenquist, Lawrence M. Cathles III and Kéiko H. Hattori, Advocates
Paper #
Start Time
1
8:00 AM
STRESS, AQUEOUS FLUIDS, MAGMATISM, AND ORE DEPOSITS IN THE SUBDUCTION SETTING: BACKGROUND AND SESSION OVERVIEW
CATHLES III, Lawrence M., Earth and Atmospheric Sciences, Cornell University, 2134 Snee Hall, Ithaca, NY 14853, HEDENQUIST, Jeffrey W., Society of Economic Geologists, 160 George Street, Suite 2501, Ottawa, ON K1N9M2, Canada and HATTORI, Keiko, Department of Earth Sciences, University of Ottawa, 120 University, FSS Hall, Ottawa, ON K1N 6N5, Canada, lmc19@cornell.edu
2
8:15 AM
EPISODIC RELEASE OF MANTLE-DERIVED FLUIDS ALONG THE PLATE INTERFACE: HELIUM ISOTOPE EVIDENCE AFTER THE TOHOKU-OKI EARTHQUAKE
SANO, Yuji1, HARA, Takahiro1, KAWAGUCCI, Shinsuke2, HONDA, Makio2 and HATTORI, Keiko3, (1)Atmosphere and Ocean Research Institute, University of Tokyo, Kashiwa-noha, 277-8564, Japan, (2)Japan Agency for Marine-Earth and Technology, 2-15 Natsushima, Yokosuka, 237-0061, Japan, (3)Department of Earth Sciences, University of Ottawa, 120 University, FSS Hall, Ottawa, ON K1N 6N5, Canada, khattori@uottawa.ca
3
8:30 AM
SEISMIC EVIDENCE FOR HYDROLOGIC CONTROLS OF EPISODIC SLOW EARTHQUAKES AND UPPER PLATE STRENGTH IN SUBDUCTION ZONE FOREARCS
AUDET, Pascal, Earth Sciences, University of Ottawa, Ottawa, ON K1N 6N5, Canada, pascal.audet@uottawa.ca
4
8:50 AM
CONTAINMENT AND EPISODIC RELEASE OF OVERPRESSURED HYDROTHERMAL FLUID FROM SUBDUCTION INTERFACE SHEAR ZONES
SIBSON, Richard H., Geology, University of Otago, PO Box 56, Dunedin, 9054, New Zealand, rick.sibson@otago.ac.nz
5
9:10 AM
EPISODIC CHANGES IN HYDROTHERMAL DISCHARGE:  SOME EXAMPLES FROM THE WESTERN UNITED STATES
INGEBRITSEN, S.E., LEWICKI, J.L., EVANS, W.C., HURWITZ, S. and SHELLY, D.R., US Geol Survey, 345 Middlefield Road, Menlo Park, CA 94025, seingebr@usgs.gov
7
9:45 AM
UNDERSTANDING THE INFLUENCE OF TAPER ANGLE ON FLUID SYSTEM EVOLUTION IN AN OROGENIC WEDGE
VAN DUSEN, Erik, Geology & Environmental Geosciences, Northern Illinois University, 1425 W. Lincoln Hwy, DeKalb, IL 60115, POLLYEA, Ryan M., Department of Geology and Environmental Geosciences, Northern Illinois University, 1425 W. Lincoln Highway, Davis Hall 312, DeKalb, IL 60115 and FISCHER, Mark P., Dept. of Geology and Environmental Geosciences, Northern Illinois University, DeKalb, IL 60115-2854, rpollyea@niu.edu
8
10:00 AM
THE REDOX STATE OF THE FRANCISCAN TRENCH
GERRITS, Anna R. and PAGE, F. Zeb, Department of Geology, Oberlin College, 52 West Lorain Street, Oberlin, OH 44074, agerrits@oberlin.edu
9
10:15 AM
CONTRASTING HYDROTHERMAL SYSTEMS RELATED TO EPISODIC MESOZOIC ARC MAGMATISM IN COASTAL NORTHERN CHILE
BARTON, Mark D., GIRARDI, James D. and KREINER, Douglas C., Dept. of Geosciences, University of Arizona, Tucson, AZ 85721, barton@geo.arizona.edu
10
10:30 AM
VEINS, GEOCHEMISTRY AND THE EVOLUTION OF UPPER ARC CRUST
SORENSEN, Sorena S., Mineral Sciences, Smithsonian Institution, PO Box 37012, National Museum of Natural History MRC-119, Washington, DC 20013-7012, ROUGVIE, James R., Dept. of Geology, Beloit College, 700 College St, Beloit, WI 53511 and BARTON, Mark D., Dept. of Geosciences, University of Arizona, Tucson, AZ 85721, sorensen@si.edu
11
10:45 AM
LOW-T ALTERATION OF VOLCANOPLUTONIC ARC ROCKS; PROCESSING FLUIDS IN THE UPPERMOST SUBDUCTION FACTORY
ROUGVIE, James R.1, SORENSEN, Sorena S.2, BARTON, Mark D.3 and SKOZA, Rachel A.1, (1)Dept. of Geology, Beloit College, 700 College St, Beloit, WI 53511, (2)Mineral Sciences, Smithsonian Institution, PO Box 37012, National Museum of Natural History MRC-119, Washington, DC 20013-7012, (3)Dept. of Geosciences, University of Arizona, Tucson, AZ 85721, rougviej@beloit.edu
12
11:00 AM
STRATIGRAPHY AND GEOLOGICAL SETTING OF EL DOMO VMS DEPOSIT WITHIN THE EOCENE MACUCHI SUBMARINE ARC, CENTRAL ECUADOR
VALLEJO, Cristian F., Geology and Petroleum Geology, University of Aberdeen, Meston Building · King's College, Aberdeen, AB24 3UE, United Kingdom, SORIA, Francisco, Exploration, Salazar Resources, 10 de Agosto y Villalengua, Quito, EC170521, Ecuador, TORNOS, Fernando, Centro de Astrobiología, CSIC-INTA, 28850 Torrejon de Ardoz, Madrid, 28850, Spain and COCHRANE, Ryan, Department of Mineralogy, University of Geneva, Rue des Maraichers 13, Geneva, CH-1205, Switzerland, cristianvallejo@yahoo.com
 
11:15 AM
Discussion
See more of: Technical Sessions