PP011
Interpretation of Paleoenvironmental Proxies: Diagnosing Diagenesis and Assessing Proxy Reliability I

Tuesday, 8 December 2020: 05:30-06:30
Virtual
Primary Convener:  Anastasia Yanchilina, Weizmann Institute of Science, Rehovot, Israel
Conveners:  Jordan Wostbrock, University of New Mexico Main Campus, Albuquerque, NM, United States and Julie M Griffin, California State University Sacramento, Geology, Sacramento, CA, United States
Primary Liaison:  Anastasia Yanchilina, Weizmann Institute of Science, Rehovot, Israel
Chairs:  Anastasia Yanchilina, Weizmann Institute of Science, Rehovot, Israel, Jordan Wostbrock, University of New Mexico Main Campus, Albuquerque, NM, United States and Julie M Griffin, University of CA - Davis, Davis, CA, United States
OSPA Liaison:  Julie M Griffin, University of CA - Davis, Davis, CA, United States
05:30
PP011-01
How I Learned to Stop Worrying and Embrace Isotopic Disequilibrium in Carbonate Minerals (Invited) (720369)
Mathieu Daëron, Laboratoire des Sciences du Climat et de l'Environnement (LSCE), Gif-Sur-Yvette, France
05:34
PP011-02
Quantifying Diagenesis, Contributing Factors, and Resulting Isotopic Bias in Benthic Foraminifera using the Foraminiferal Preservation Index: Major Implications for Geochemical Proxy Records (666052)
Robert K Poirier, U.S. Geological Survey, Florence Bascom Geoscience Center, Reston, VA, United States, Madison Q Gaetano, College of William and Mary, Geology, Williamsburg, United States; University of Cincinnati Main Campus, Geology, Cincinnati, United States, Kimberly Acevedo, Dominican College of Blauvelt, Biology, Orangeburg, United States; University of Massachusetts Amherst, Amherst, United States, Morgan F Schaller, Rensselaer Polytechnic Institute, Earth and Environmental Sciences, Troy, NY, United States, Maureen E Raymo, Columbia University, Lamont-Doherty Earth Observatory, Palisades, NY, United States and Reinhard Kozdon, Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY, United States
05:38
PP011-03
Solid-state 13C NMR and stable isotopic analysis of petrified wood: Insight into organic matter degradation and Late Triassic climate change (767307)
Cong Jin1, Steve I Dworkin1, William C Hockaday1, Haiping Qi2 and Stacy C Atchley3, (1)Baylor University, Waco, TX, United States, (2)USGS, U.S. Geological Survey, Reston, VA, United States, (3)Baylor University, Geosciences, Waco, TX, United States
05:42
PP011-04
Effects of applied consolidants on the stable isotope values of bone collagen and bioapatite: implications for the use of treated bones as reliable paleoenvironmental proxies (672522)
Christine France1, Rebecca A. Kaczkowski1, Gwenaelle M. Kavich1 and Jennifer A. Giaccai2, (1)Smithsonian Museum Conservation Institute, Suitland, MD, United States, (2)Smithsonian National Museum of Asian Art, Freer Gallery of Art, Washington, United States
05:46
PP011-05
Are sediment-derived long-chain n-alkanes a reliable paleoenvironmental indicator? (739066)
Vijayananda Sarangi and Prasanta Sanyal, Indian Institute of Science Education and Research Kolkata, Earth Sciences, Kolkata, India
05:50
PP011-06
Potential Remobilization and Sources of 234U in the Southern Ocean over Five Glacial-interglacial Cycles (675541)
Neil Redmond, Christopher T Hayes, Samuel Glasscock and Evan Rohde, University of Southern Mississippi, School of Ocean Science and Engineering, Stennis Space Center, MS, United States
05:54
PP011-07
The Composition and Flux of Seafloor Sediments in the Global Ocean (669131)
Christopher T Hayes1, Kassandra Costa2, Eva Calvo3, Zanna Chase4, Ludmila L'vovna Demina5, Jean-Claude Dutay6, Christopher R German7, Lars-Eric Heimbuerger-Boavida8, Sam Jaccard9, Allison W Jacobel10, Karen Elizabeth Kohfeld11, Marina D Kravchishina5, Jörg Lippold12, Figen Mekik13, Lise Missiaen14, Frank J Pavia15, Adina Paytan16, Mariia Petrova17, Rut Pedrosa Pamies18, Shaily Rahman1, Laura Robinson19, Matthieu Roy-Barman20, Anna Sanchez-Vidal21, Alan M Shiller22, Alessandro Tagliabue23, Allyson Tessin24, Marco van Hulten25 and Jing Zhang26, (1)University of Southern Mississippi, Stennis Space Center, MS, United States, (2)Woods Hole Oceanographic Institution, Department of Geology & Geophysics, Woods Hole, MA, United States, (3)ICM-CSIC, Barcelona, Spain, (4)University of Tasmania, Institute for Marine and Antarctic Studies, Hobart, TAS, Australia, (5)Shirshov Institute of Oceanology, Moscow, Russia, (6)LSCE Laboratoire des Sciences du Climat et de l'Environnement, Gif-Sur-Yvette Cedex, France, (7)WHOI, Woods Hole, MA, United States, (8)MIO-CNRS, Marseille, France, (9)University of Bern, Institute of Geological Sciences & Oeschger Center for Climate Change Research, Bern, Switzerland, (10)Brown University, Department of Earth, Environmental and Planetary Sciences, Providence, RI, United States, (11)Simon Fraser University, School of Resource and Environmental Management and School of Environmental Science, Burnaby, BC, Canada, (12)University of Heidelberg, Heidelberg, Germany, (13)Grand Valley State University, Allendale, MI, United States, (14)University of New South Wales, Sydney, Australia, (15)California Institute of Technology, Pasadena, CA, United States, (16)UCSC-Inst Marine Sciences, Santa Cruz, CA, United States, (17)Mediterranean Institute of Oceanography, Marseille Cedex 09, France, (18)Marine Biological Laboratory, The Ecosystems Center, Woods Hole, MA, United States, (19)University of Bristol, Bristol, United Kingdom, (20)Universite Paris-Saclay, Gif sur Yvette, France, (21)Universitat de Barcelona, GRC Geociències Marines, Departament de Dinàmica de la Terra i de l’Oceà, Barcelona, Spain, (22)University of Southern Mississippi, Marine Science, Stennis Space Center, MS, United States, (23)University of Liverpool, Earth, Ocean and Ecological Sciences, Liverpool, L69, United Kingdom, (24)University of Southern Mississippi, Stennis Space Center, United States, (25)University of Bergen, Geophysical Institute, Bergen, Norway, (26)East China Normal University, Shanghai, China
05:58
PP011-08
The impact of bioturbating organisms’ on bulk geochemical records across the Paleocene Eocene Thermal Maximum (735758)
Michelle Zill1, Sandra Kirtland Turner2 and Mary Droser1, (1)University of California Riverside, Riverside, CA, United States, (2)University of California Riverside, Department of Earth and Planetary Sciences, Riverside, CA, United States
06:02
PP011-10
The Effect of Burning on the Dissolution Behaviour and Silicon and Oxygen Isotope Composition of Phytolith Silica (730667)
Andrea Prentice, Université de Moncton, Moncton, NB, Canada and Elizabeth A Webb, Univ Western Ontario, London, ON, Canada
06:06
Discussion
See more of: Paleoceanography and Paleoclimatology
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