Primary Conveners: Xiao-Ming Liu, Carnegie Inst of Washington, washington DC, DC, United States
Conveners: Timothy Lyons, University of California-Riverside, Riverside, CA, United States and Dalton Shane Hardisty, University of California-Riverside, Riverside, CA, United States
Chairs: Xiao-Ming Liu, University of North Carolina at Chapel Hill, Chapel Hill, NC, United States and Dalton Shane Hardisty, University of California Riverside, Riverside, CA, United States
OSPA Liaisons: Timothy W Lyons, University of California Riverside, Riverside, CA, United States
A Delayed Noeproterozoic Oceanic Oxygenation: Evidence from the Mo Isotope of the Cryogenian Datangpo Formation (77613)
Meng Cheng1, Chao Li1, Thomas J Algeo2, Lian Zhou1, Xiao-Dan Liu3 and Lian-Jun Feng4, (1)China University of Geosciences Wuhan, Wuhan, China, (2)University of Cincinnati Main Campus, Cincinnati, OH, United States, (3)The Seventh Gold Detachment of China Armed Police Force, Yantai, China, (4)Institute of Geology and Geophysics, Chinese Academy of Science, Beijing, China
Evaluating Foraminifera as an Archive for Seawater Chromium Isotopic Composition (63713)
Xiangli Wang1, Noah Planavsky2, Pincelli M Hull3, Aradhna Tripati4, Christopher Reinhard5, Huijuan Zou3, Leanne E Elder6 and Michael J Henehan3, (1)Yale University, New Haven, CT, United States, (2)Yale University, New Haven, United States, (3)Yale University, Department of Geology and Geophysics, New Haven, CT, United States, (4)UCLA, Los Angeles, CA, United States, (5)Georgia Tech, Atlanta, GA, United States, (6)Yale University, Geology and Geophysics, New Haven, CT, United States
Development of analytical techniques of vanadium isotope in seawater (80413)
Tianyi Huang1, Jeremy D Owens2, Adam Sarafian2, Indra SEKHAR Sen3, Kuo-Fang Huang4, Jerzy Blusztajn5 and Sune Nielsen2, (1)MIT/WHOI Joint Program, Woods Hole, MA, United States, (2)Woods Hole Oceanographic Institution, Woods Hole, MA, United States, (3)WOODS HOLE OCEANOGRAPHIC INSTITUTION, WOODS HOLE, MA, United States, (4)WHOI, Woods Hole, MA, United States, (5)WHOI, Department of Marine Geology and Geophysics, Woods Hole, MA, United States
Thallium Isotopes Tracking Mn-Oxide Burial – A Proxy for Deoxygenation During Oceanic Anoxic Event 2 (63743)
Chadlin Ostrander1, Jeremy D Owens2,3 and Sune Nielsen2, (1)Arizona State University, School of Earth and Space Exploration, Tempe, AZ, United States, (2)Woods Hole Oceanographic Institution, Woods Hole, MA, United States, (3)Florida State University, Earth, Ocean and Atmospheric Science, Tallahassee, FL, United States
A Euxinic-Wedge Model for Mo Cycling in the Early Cambrian Oceans (67744)
Chao Li1, Meng Cheng1, Lian Zhou1, Thomas J Algeo2, Cheng-Sheng Jin1, Li-Dan Lei1, Lian-Jun Feng3 and Shao-Yong Jiang1,4, (1)China University of Geosciences Wuhan, Wuhan, China, (2)University of Cincinnati Main Campus, Cincinnati, OH, United States, (3)Institute of Geology and Geophysics, Beijing, China, (4)Nanjing University, Department of Earth Sciences, Nanjing, China
Chromium Isotopes in Carbonate Rocks: New Insights into Proterozoic Atmospheric Oxygenation (69395)
Geoffrey J Gilleaudeau1, Robert Frei1, Alan Jay Kaufman2, Linda C Kah3, Karem Azmy4, Julie K Bartley5, Pavel Chernyavskiy6 and Andrew H Knoll7, (1)University of Copenhagen, Copenhagen, Denmark, (2)Univ Maryland, Ashton, MD, United States, (3)University of Tennessee, Knoxville, TN, United States, (4)Memorial University of Newfoundland, St John's, Canada, (5)Gustavus Adolphus College, St. Peter, MN, United States, (6)University of Nebraska Lincoln, Statistics, Lincoln, NE, United States, (7)Harvard University, Department of Organismic and Evolutionary Biology, Cambridhe, MA, United States
Contrasting Redox Stories from Trace Metal and Iron Proxy Records of the Late Cretaceous Western Interior Seaway (72369)
Allyson C Tessin1, Nathan D Sheldon1, Ingrid L Hendy2 and Anthony Chappaz3, (1)University of Michigan Ann Arbor, Ann Arbor, MI, United States, (2)University of Michigan Ann Arbor, Geological Sciences, Ann Arbor, MI, United States, (3)Central Michigan University, Institute for Great Lakes Research - Dept. of Earth and Atmospheric Sciences - Dept. of Chemistry and Biochemistry, Mount Pleasant, MI, United States
Sulfate-dependent Anaerobic Oxidation of Methane as a Generation Mechanism for Calcite Cap Rock in Gulf Coast Salt Domes (74257)
Kylie Healy Caesar1, Richard Kyle2, Timothy W Lyons3 and Sean J Loyd1, (1)California State University Fullerton, Fullerton, CA, United States, (2)University of Texas at Austin, Geology, Austin, TX, United States, (3)University of California Riverside, Riverside, CA, United States
Changes in productivity and redox conditions during the Last Glacial Maximum as recorded in high-resolution geochemical records from Alfonso Basin, Gulf of California (77985)
Konstantin Choumiline, University of California Riverside, Department of Earth Sciences, Riverside, CA, United States, Timothy W Lyons, University of California, Department of Earth Sciences, Riverside, CA, United States, José D. Carriquiry, Universidad Autónoma de Baja California, Instituto de Investigaciones Oceanologicas, Ensenada, Mexico, Ligia L Perez-Cruz, Universidad Nacional Autónoma de Mexico, Instituto de Geofísica, Mexico D.F., Mexico and Luc Beaufort, Centre Européen de Recherche et d'Enseignement des Géosciences de l'Environnement, Aix-en-Provence, France
Integrated Geochemical-Petrographic Insights on Neoproterozoic Ocean Oxygenation (78641)
Ashleigh Hood1, Noah Planavsky2, Malcolm William Wallace3, Xiangli Wang1 and Bleuenn Gueguen4, (1)Yale University, Department of Geology and Geophysics, New Haven, CT, United States, (2)Yale University, New Haven, United States, (3)University of Melbourne, School of Earth Sciences, Parkville, Australia, (4)Yale University, New Haven, CT, United States
Trace Metals, Rare Earths, Carbon and Pb Isotopes as Proxies of Environmental Catastrophe at the Permian – Triassic Boundary in Spiti Himalayas, India (81339)
Nilotpal Ghosh1, Asish R Basu1, Carmala N Garzione2, Arundhuti Ghatak3, Om N Bhargava4, U K Shukla5 and Arun D Ahluwalia6, (1)University of Texas at Arlington, Earth & Environmental Sciences, Arlington, TX, United States, (2)University of Rochester, Department of Earth and Environmental Sciences, Rochester, NY, United States, (3)Indian Institute of Science Education & Research, Earth & Environmental Sciences, Bhopal, India, (4)Indian National Science Academy, Panchkula, India, (5)Banaras Hindu University, Department of Geology, Varanasi, India, (6)Panjab University, Department of Geology, Chandigarh, India
Uranium isotopes as a potential global-ocean redox proxy: a test from the Upper Pennsylvanian Hushpuckney Shale (Kansas, U.S.A.) (84261)
Achim Dirk Herrmann, Louisiana State University, Baton Rouge, LA, United States, Thomas J Algeo, University of Cincinnati Main Campus, Cincinnati, OH, United States, Gwyneth Williams Gordon, Arizona State Univ, Tempe, AZ, United States and Ariel D Anbar, Arizona State University, Department of Chemistry, Tempe, AZ, United States
Oxidative Weathering of Archean Sulfides: Implications for the Great Oxidation Event (84424)
Aleisha Johnson1,2, Stephen J Romaniello2, Christopher Reinhard3, Emilio Garcia-Robledo4, Niels Peter Revsbech4, Donald E Canfield5, Timothy W Lyons6 and Ariel D Anbar7, (1)Arizona State University, Tempe, AZ, United States, (2)Arizona State University, School of Earth & Space Exploration, Tempe, AZ, United States, (3)Georgia Tech, Atlanta, GA, United States, (4)Aarhus University, Aarhus, Denmark, (5)University of Southern Denmark, Odense, Denmark, (6)University of California Riverside, Riverside, CA, United States, (7)Arizona State University, Department of Chemistry, Tempe, AZ, United States
Evaluating the integrity of the Ce anomaly as a paleoredox tracer using modern marine carbonates (85160)
Xiao-Ming Liu1, Dalton Shane Hardisty2, Timothy W Lyons2 and Peter K Swart3, (1)University of North Carolina at Chapel Hill, Chapel Hill, NC, United States, (2)University of California Riverside, Riverside, CA, United States, (3)University of Miami, Department of Marine Geosciences - RSMAS, Miami, FL, United States
Assessing potential diagenetic alteration of primary iodine-to-calcium ratios in carbonate rocks (85660)
Dalton Shane Hardisty1, Zunli Lu2, Peter K Swart3, Noah Planavsky4, Benjamin C Gill5, Sean J Loyd6 and Timothy W Lyons1, (1)University of California Riverside, Riverside, CA, United States, (2)Syracuse University, Syracuse, NY, United States, (3)University of Miami, Department of Marine Geosciences - RSMAS, Miami, FL, United States, (4)Yale University, New Haven, United States, (5)Virginia Polytechnic Institute and State University, Blacksburg, VA, United States, (6)California State University Fullerton, Fullerton, CA, United States
Evidence for Global Biogeochemical Changes During the Toarcian Oceanic Anoxic Event (86332)
Theodore R Them II1, Benjamin C Gill1, Darren R Gröcke2, David S Selby2, Rowan C Martindale3, Andrew H Caruthers4 and Emma Teresa Teeter Tulsky1, (1)Virginia Polytechnic Institute and State University, Blacksburg, VA, United States, (2)University of Durham, Durham, United Kingdom, (3)University of Texas at Austin, Jackson School of Geoscience, Austin, TX, United States, (4)Western Michigan University, Department of Geoscience, Kalamazoo, MI, United States
