GSA Annual Meeting in Phoenix, Arizona, USA - 2019

Session No. 293
Wednesday, 25 September 2019: 1:30 PM-5:30 PM
Room 226ABC, North Building (Phoenix Convention Center)

T81. Hello (Ancient) World!: Exploring the Neoproterozoic to Cambrian Interval by Quantitatively Probing the Rock Record

 

Akshay Mehra, Bolton Howes, Ryan Manzuk and Cedric J. Hagen, Advocates
Paper #
Start Time
 
1:30 PM
Introductory Remarks
1:35 PM
GEOCHEMICAL CHARACTERISTICS OF CARBONATES OF THE CHILPI GROUP, INDIA: IMPLICATIONS FOR PALEOPROTEROZOIC DEPOSITIONAL ENVIRONMENTS
MISHRA, Prasanta Kumar, Department of Applied Geology, Indian Institute of Technology (Indian School of Mines), Dhanbad, Jharkhand, 826004, India; Department of Geology, Government College Sundargarh, Rangadhipa, Sundargarh, 770002, India and MOHANTY, Sarada Prasad, Department of Applied Geology, Indian Institute of Technology (Indian School of Mines), Dhanbad, Jharkhand, 826004, India
1:50 PM
ORIGIN AND DIAGENESIS OF BIOCHEMICAL RHYTHMITES DEPOSITED AT THE END OF THE MARINOAN ICE-COVERED SNOWBALL EARTH WORLD, SOUTHWESTERN BRAZIL
HIATT, Eric E., Geology Department, Univ of Wisconsin-Oshkosh, 800 Algoma Blvd, Oshkosh, WI 54901 and PUFAHL, Peir K., Department. of Geological Sciences & Geological Engineering, Queen's University, 36 Union St, Miller Hall, Kingston, ON K7L 3N6, Canada
2:05 PM
ICE OR FIRE? CONSTRAINING THE ORIGIN OF ISOTOPICALLY ANOMALOUS CAP CARBONATE CEMENTS BY SIMS
CUI, Huan1, ORLAND, Ian J.2, DENNY, Adam2, KITAJIMA, Kouki3, FOURNELLE, John H.4, BAELE, Jean-Marc5, DE WINTER, Niels J.6, GODERIS, Steven7, CLAEYS, Philippe7 and VALLEY, John W.8, (1)NASA Astrobiology Institute & WiscSIMS, Department of Geoscience, University of Wisconsin, Madison, WI 53706; Research Group of Analytical, Environmental, and Geo- Chemistry, Division of Earth System Science, Vrije Universiteit Brussel, Brussels, 1050, Belgium; ET-HOME (Evolution and Tracers of the Habitability of Mars and Earth) Astrobiology Research Consortium, Brussels, 1050, Belgium, (2)WiscSIMS, Department of Geoscience, University of Wisconsin, Madison, WI 53706, (3)NASA Astrobiology Institute & WiscSIMS, Department of Geoscience, University of Wisconsin, Madison, WI 53706, (4)Department of Geoscience, University of Wisconsin, Madison, WI 53706, (5)Department of Geology, Faculty of Engineering, University of Mons, Mons, 7000, Belgium, (6)Research Group of Analytical, Environmental, and Geo- Chemistry, Division of Earth System Science, Vrije Universiteit Brussel, Brussels, 1050, Belgium, (7)Research Group of Analytical, Environmental, and Geo- Chemistry, Division of Earth System Science, Vrije Universiteit Brussel, Brussels, 1050, Belgium; ET-HOME (Evolution and Tracers of the Habitability of Mars and Earth) Astrobiology Research Consortium, Brussels, 1050, Belgium, (8)Department of Geoscience, University of Wisconsin-Madison, 1215 W Dayton Street, Madison, WI 53706
2:20 PM
WIDESPREAD OCCURRENCES OF GLENDONITE IN THE DOUSHANTUO FORMATION, SOUTH CHINA: IMPLICATION FOR EDIACARAN CLIMATE CHANGE AND STRATIGRAPHIC CORRELATION
WANG, Zhou1, WANG, Jiasheng1 and XIAO, Shuhai2, (1)College of Marine Science and Technology, China University of Geosciences, No. 388 Lumo Road, Wuhan, 430074, China, (2)Department of Geosciences, Virginia Tech, Blacksburg, VA 24061
2:35 PM
USING MERCURY CONTENT TO EVALUATE STRATIGRAPHIC CORRELATIONS OF EDIACARAN BLACK SHALES IN THE UPPER DOUSHANTUO FORMATION
NOLAN, Morrison1, XIAO, Shuhai1, JONES, David S.2 and ZHOU, Chuanming3, (1)Department of Geosciences, Virginia Tech, Blacksburg, VA 24061, (2)Geology Department, Amherst College, 11 Barrett Hill Road, Amherst, MA 01002, (3)CAS Key Laboratory of Economic Stratigraphy and Palaeogeography,Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences, Nanjing, 210008, China
2:50 PM
EARLY DIAGENETIC FERROUS-PHOSPHATE IN THE EDIACARAN DOUSHANTUO FORMATION PHOSPHORITE IN SOUTH CHINA AND ITS PALEOENVIRONMENTAL IMPLICATIONS
SCHWID, Maxwel F. and XIAO, Shuhai, Department of Geosciences, Virginia Tech, Blacksburg, VA 24061
3:05 PM
RE-VISITING THE REDOX-SENSITIVE TRACE METAL RECORD OF THE NEOPROTEROZOIC OXYGENATION EVENT (Invited Presentation)
SPERLING, Erik A.1, FARRELL, Una C.2, PLANAVSKY, Noah J.3 and SGP TRACE METAL WORKING GROUP, The1, (1)Department of Geological Sciences, Stanford University, Stanford, CA 94305, (2)Geology, Trinity College Dublin, College Green, Dublin, 2, Ireland, (3)Geology and Geophysics, Yale University, New Haven, CT 06511
 
3:25 PM
Break
3:40 PM
RECOGNITION OF SOFT SEDIMENTARY DEFORMATION STRUCTURES FROM EDIACARAN TO CAMBRIAN IN THE AKSU AREA (NW TARIM BASIN, CHINA) AND ITS GENETIC ANALYSIS
HE, Bizhu, Key Laboratory of Deep-Earth Dynamics of Ministry of Natural Resources, Institute of Geology/Chinese Academy of Geological Sciences, Beijing, 100037, China and JIAO, Cunli, Western Research Center, /Exploration and Production Research Institute of SINOPEC, Beijing, 830001, China
3:55 PM
ASSESSING UNCERTAINTY IN EARLY CAMBRIAN BIOSTRATIGRAPHIC FIRST APPEARANCE DATA FROM DYNAMIC PROGRAMMING-DETERMINED δ13CCARB CORRELATIONS
HAGEN, Cedric J.1, CREVELING, Jessica R.1, HAY, Carling C.2, MALOOF, Adam C.3 and HUYBERS, Peter4, (1)College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, 104 CEOAS Admin Bldg, Corvallis, OR 97331, (2)Earth and Environmental Sciences, Boston College, Chestnut Hill, MA 02467, (3)Geosciences, Princeton University, Princeton, NJ 08544, (4)Earth & Planetary Sciences, Harvard University, 20 Oxford Street, Cambridge, MA 02138
4:10 PM
ESTIMATING THE DURATION AND TEMPO OF THE CAMBRIAN EXPLOSION (Invited Presentation)
WANG, Steve C.1, PORTER, Susannah M.2, MALOOF, Adam C.3, MOORE, John L.4, ZHANG, Eric H.1, CHOI, Kevin T.5, ZAVEZ, Melissa J.6, SHORAKA, Madison H.1 and SEN, Harsha7, (1)Mathematics and Statistics, Swarthmore College, 500 College Ave, Swarthmore, PA 19081, (2)Department of Earth Science, University of California Santa Barbara, Santa Barbara, CA 93106, (3)Geosciences, Princeton University, Princeton, NJ 08544, (4)Earth Science, University of California, Santa Barbara, Santa Barbara, CA 93106, (5)Economics, Swarthmore College, 500 College Ave, Swarthmore, PA 19081; Mathematics and Statistics, Swarthmore College, 500 College Ave, Swarthmore, PA 19081, (6)Computer Science, Swarthmore College, 500 College Ave, Swarthmore, PA 19081, (7)Biology, Swarthmore College, 500 College Ave, Swarthmore, PA 19081
4:30 PM
INVESTIGATING THE CARBON ISOTOPE RECORD OF THE END-BOTOMIAN MASS EXTINCTIONS: NEW DATA FROM THE SHADY DOLOMITE OF SOUTHWEST VIRGINIA
YANG, Yezi and GILL, Benjamin C., Department of Geosciences, Virginia Polytechnic Institute and State University, 4044 Derring Hall, Blacksburg, VA 24061
4:45 PM
EARLY PHANEROZOIC SHALLOW MARINE SUBSTRATE EVOLUTION: THE SOLE MARK RECORD
TARHAN, Lidya G., Department of Geology and Geophysics, Yale University, 210 Whitney Ave, New Haven, CT 06511
 
5:00 PM
Introduction of Young Scientist Award (Donath Medal), by Andrew H. Knoll
5:05 PM
YOUNG SCIENTIST AWARD (DONATH MEDAL): QUANTITATIVE STRATIGRAPHIC CORRELATION
CREVELING, Jessica R., College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, 104 CEOAS Admin Bldg, Corvallis, OR 97331
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