GSA Annual Meeting in Seattle, Washington, USA - 2017

Session No. 346
Wednesday, 25 October 2017: 1:30 PM-5:30 PM
Skagit 5 (The Conference Center)

T255. The Co-Evolution of Life and Its Environment during the Precambrian: The Late Proterozoic Rise of Animals; Climate, Tectonic, and Environmental Dynamics, and the Transition into the Early Paleozoic

Paleontological Society; GSA Sedimentary Geology Division
Michael Kipp, J. Alex Zumberge and Timothy W. Lyons, Advocates
1:30 PM
NEW RE-OS AND U-PB AGE CONSTRAINTS FOR THE BIOLOGICAL INNOVATIONS AND GEOCHEMICAL AND CLIMATIC PERTURBATIONS OF THE NEOPROTEROZOIC (Invited Presentation)
ROONEY, Alan D., Department of Geology and Geophysics, 210 Whitney Avenue, New Haven, CT 06511, STRAUSS, Justin V., Department of Earth Sciences, Dartmouth College, HB6105 Fairchild Hall, Hanover, NH 03755, COHEN, Phoebe, Geosciences, Williams College, 203 Clark Hall, Williamstown, MA 01267, CONDON, Daniel, NERC Isotope Geoscience Laboratory, British Geological Survey, Keyworth, Nottingham, NG12 5GG, United Kingdom and SCHMITZ, Mark D., Department of Geosciences, Boise State University, 1910 University Drive, Boise, ID 83725-1535, alan.rooney@yale.edu
1:45 PM
CHEMICAL WEATHERING DURING THE MARINOAN SNOWBALL EARTH
HUANG, Kang-Jun1, SHEN, Bing2, TENG, Fang-Zhen3, LANG, Xianguo4, MA, Haoran2, PENG, Yongbo5 and FU, Yong6, (1)Department of Geology, Northwest University, Xi'an, 710069, China, (2)School of Earth and Space Sciences, Peking University, Beijing, 100871, China, (3)Department of Earth and Space Sciences, University of Washington, Seattle, WA 98195, (4)CAS Key Laboratory of Economic Stratigraphy and Palaeogeography, Nanjing Institute of Geology and Paleontology, Chinese Academy of Sciences, Nanjing, 210008, China, (5)Geology and Geophysics, Louisiana State University, Baton Rouge, LA 70803, (6)College of Resource and Environmental Engineering, Guizhou University, Guiyang, 550025, China, hkj@nwu.edu.cn
2:00 PM
SLOW NET SEDIMENT ACCUMULATION SETS SNOWBALL EARTH APART FROM ALL YOUNGER GLACIAL EPISODES (Invited Presentation)
PARTIN, Camille A., Department of Geological Sciences, University of Saskatchewan, 114 Science Place, Saskatoon, SK S7N 5E2, Canada and SADLER, Peter M., Department of Earth Sciences, University of California, Riverside, Riverside, CA 92521, camille.partin@usask.ca
2:15 PM
NICKEL ISOTOPE EVIDENCE INDICATING ACTIVITY METHANOGENESIS DURING THE MELTING OF MARINOAN SNOWBALL EARTH
ZHAO, Zhouqiao1, ZHU, Jianming2, LANG, Xianguo3, WU, Guangliang2, ZHANG, Shuwan1, HUANG, Tianzheng1, NING, Meng1, MA, Haoran1 and SHEN, Bing1, (1)School of Earth and Space Sciences, Peking University, Beijing, 100871, China, (2)Institute of Earth Sciences, China University of Geosciences, Beijing, 100083, China, (3)CAS Key Laboratory of Economic Stratigraphy and Palaeogeography, Nanjing Institute of Geology and Paleontology, Chinese Academy of Sciences, Nanjing, 210008, China, zqzhaopku@pku.edu.cn
2:30 PM
RADIOGENIC AND STABLE SR ISOTOPE RECORDS REVEAL CHANGES IN WEATHERING AND CARBONATE BURIAL RATES FOLLOWING MARINOAN GLACIATION (Invited Presentation)
HURTGEN, Matthew T., WANG, Jiuyuan, JACOBSON, Andrew D. and SAGEMAN, Bradley B., Earth and Planetary Sciences, Northwestern University, 2145 Sheridan Rd, Evanston, IL 60208, matt@earth.northwestern.edu
2:45 PM
METHANOTROPHY, AUTHIGENIC CARBONATE, AND THE NEOPROTEROZOIC CARBON CYCLE
SCHRAG, Daniel P., Department of Earth and Planetary Sciences, Harvard University, 20 Oxford St., Cambridge, MA 02138 and LAAKSO, Thomas A., Earth and Planetary Sciences, Harvard University, 20 Oxford St., Cambridge, MA 02138, laakso@fas.harvard.edu
3:00 PM
SIMULATING METEORIC AND MIXING-ZONE DIAGENESIS OF MARINE CARBONATES VIA A TWO-DIMENSIONAL REACTIVE TRANSPORT MODEL
ZHAO, Mingyu, Yale University, 210 Whitney Ave, New Haven, CT 06511, PLANAVSKY, Noah J., Department of Geology and Geophysics, Yale University, 210 Whitney Ave, New Haven, CT 06511, WEI, Guangyi, Department of Geology and Geophysics, Yale University, 210 Whitney Ave., New Haven, CT 06511 and GONG, Zheng, Geology and Geophysics, Yale University, 210 Whitney Ave, New Haven, CT 06511, mingyu.zhao@yale.edu
 
3:15 PM
Break
3:30 PM
DEVELOPING AN ENHANCED CHRONOLOGY FOR THE TERMINAL EDIACARAN-CAMBRIAN TRANSITION ON A GLOBAL SCALE
TSUKUI, Kaori, RAMEZANI, Jahandar and BOWRING, Samuel A., Dept. of Earth, Atmospheric & Planetary Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139, ktsukui@mit.edu
3:45 PM
CONSTRAINING THE ROLE OF AN EDIACARAN BIOMINERALIZER USING A MULTISCALE METHODOLOGY
MALOOF, Adam, Department of Geosciences, Princeton University, Princeton, NJ 08544 and MEHRA, Akshay, Department of Geosciences, Princeton University, Guyot Hall, Princeton, NJ 08544, akmehra@princeton.edu
4:00 PM
EXCEPTIONAL PRESERVATION OF LIPID BIOMARKERS REVEALS NEW INSIGHTS INTO LATE EDIACARAN OLIGOTROPHIC SHALLOW-MARINE COMMUNITIES AND ENVIRONMENTS ON BALTICA
PEHR, Kelden1, LOVE, Gordon D.1, KUZNETSOV, Anton2, PODKOVYROV, Victor2, JUNIUM, Christopher K.3 and BEKKER, Andrey1, (1)Department of Earth Sciences, University of California, Riverside, 900 University Avenue, Riverside, CA 92521, (2)Institute of Precambrian Geology and Geochronology, RAS, nab. Makarova 2, St Petersburg, 199034, Russia, (3)Department of Earth Sciences, Syracuse University, 204 Heroy Geology Laboratory, Syracuse, NY 13244, kpehr001@ucr.edu
4:15 PM
MULTIPLE SULFUR ISOTOPIC RECORDS ASSOCIATED WITH THE “SHURAM EXCURSION” FROM SOUTH CHINA
HUANG, Jing1, FARQUHAR, James2 and SHEN, Yanan1, (1)School of Earth and Space Sciences, University of Science and Technology of China, Hefei, 230026, China, (2)Department of Geology and Earth System Science Interdisciplinary Center, University of Maryland, College Park, MD 20742, hjmail@ustc.edu.cn
4:30 PM
THE EVOLVING REDOX LANDSCAPE OF THE NANHUA BASIN ACROSS THE NEOPROTEROZOIC/CAMBRIAN TRANSITION
DIAMOND, Charles Wilson, Department of Earth Sciences, University of California, Riverside, Riverside, CA 92521, ZHANG, Feifei, School of Earth and Space Exploration, Arizona State University, Tempe, AZ 85287, CHEN, Yan, State Key Laboratory of Biogeology and Environmental Geology, China University of Geosciences (Wuhan), Wuhan, 430074, China and LYONS, Timothy W., Earth Sciences, University of California, Riverside, Riverside, CA 92521-0423, cdiam001@ucr.edu
4:45 PM
ENHANCED CONTINENTAL WEATHERING INTENSITY IN THE EARLY CAMBRIAN AND ITS EFFECTS ON MARINE OXYGENATION AND PRODUCTION
WEI, Guangyi, Department of Geology and Geophysics, Yale University, 210 Whitney Ave., New Haven, CT 06511, KALDERON-ASAEL, Boriana, Department of Geology and Geophysics, Yale University, 210 Whitney Avenue, New Haven, CT 06520, SHEN, Jun, Department Geology and Geophysics, Yale University, 210 Whitney St, New Haven, CT 06511, China, LING, Hongfei, State Key Laboratory for Mineral Deposits Research, Department of Earth Sciences, Nanjing University, Nanjing, 210093, China and PLANAVSKY, Noah J., Department of Geology and Geophysics, Yale University, 210 Whitney Ave, New Haven, CT 06511, wgynjues@gmail.com
5:00 PM
COLD CRADLES AND WARM GRAVES-  HOW TEMPERATURE CONSTRAINS OXYGEN IMPACTING DIVERSITY
JACOBS, David K. and SPECK, Hayden P., Dept. Ecology and Evolutionary Biology/Earth, Planetary & Space Sciences, Univ California - Los Angeles, 610 Charles E. Young Dr. East, Los Angeles, CA 90095, djacobs@ucla.edu
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