B31H:
Biogenic Carbonates: From Biocalcification to Geochemical Proxies I

Session ID#: 2704

Wednesday, 17 December 2014: 8:00 AM-10:00 AM
2004 (Moscone West)
Chairs:  Weifu Guo, Woods Hole Oceanographic Inst., Woods Hole, United States, Glenn A Gaetani, Woods Hole Oceanographic Institution, Department of Geology and Geophysics, Woods Hole, United States, Anne L Cohen, Woods Hole Oceanographic Institution, Woods Hole, United States and Alexander C Gagnon, University of Washington Seattle Campus, School of Oceanography, Seattle, United States
Primary Convener:  Weifu Guo, Woods Hole Oceanographic Inst., Woods Hole, United States
Co-conveners:  Alexander C Gagnon, University of Washington Seattle Campus, School of Oceanography, Seattle, United States, Glenn A Gaetani, Woods Hole Oceanographic Institution, Department of Geology and Geophysics, Woods Hole, United States and Anne L Cohen, Woods Hole Oceanographic Institution, Woods Hole, United States
OSPA Liaison:  Weifu Guo, Woods Hole Oceanographic Inst., Woods Hole, United States
Co-Sponsor(s):
  • GC - Global Environmental Change
  • OS - Ocean Sciences
  • PP - Paleoceanography and Paleoclimatology
Index Terms:

0419 Biomineralization [BIOGEOSCIENCES]
0424 Biosignatures and proxies [BIOGEOSCIENCES]
0454 Isotopic composition and chemistry [BIOGEOSCIENCES]
1630 Impacts of global change [GLOBAL CHANGE]
Virtual Option?: No

Abstracts Submitted to this Session:

B31H-01
Up-scaling mineral-aqueous interfacial processes that govern isotope and trace element partitioning during calcite growth (Invited) (3474)
Laura Nielsen Lammers, University of California Berkeley, Department of Environmental Science, Policy and Management, Berkeley, CA, United States
B31H-02
The Influence of Temperature, pH, and Growth Rate on the Stable Isotope Composition of Calcite (25059)
James M Watkins1, Jonathan D Hunt2, Frederick J Ryerson2 and Donald J DePaolo3, (1)University of Oregon, Department of Earth Sciences, Eugene, United States, (2)Lawrence Livermore National Laboratory, Livermore, CA, United States, (3)Lawrence Berkeley National Laboratory, Berkeley, United States
B31H-03
Kinetic Effects on B/Ca in Synthetic Calcite: Implications for B(OH)4- and B(OH)3 Incorporation. (10559)
Joji Uchikawa, University of Hawaii, Oceanography, Honolulu, United States, Donald E Penman, University of California Santa Cruz, Earth and Planetary Sciences, Santa Cruz, United States, James C Zachos, University of California Santa Cruz, Santa Cruz, United States and Richard E Zeebe, Univ Hawaii Manoa, Oceanography, Honolulu, United States
B31H-04
Probing the internal calcification chemistry of O. universa using B/Ca (27419)
Katherine Holland, Australian National University, Canberra, ACT, Australia, Stephen Eggins, Australian National University, Research School of Earth Sciences, Canberra, ACT, Australia, Baerbel Hoenisch, Lamont-Doherty Earth Observatory, Palisades, NY, United States, Laura Haynes, Columbia University of New York, Palisades, NY, United States and Ann D Russell, University of California Davis, Davis, CA, United States
B31H-05
The effect of light on the Mg/Ca ratio in the planktic foraminifer Orbulina universa: implications for a light driven vital effect on Mg incorporation into foraminiferal calcite (27427)
Jennifer S Fehrenbacher1, Ann D Russell2, Alexander C Gagnon3, Howard J Spero2, Katherine Holland4, Jordan Snyder2 and Eric Naumann2, (1)Oregon State University, College of Earth, Ocean, and Atmospheric Sciences, Corvallis, OR, United States, (2)University of California Davis, Department of Earth and Planetary Sciences, Davis, CA, United States, (3)University of Washington Seattle Campus, School of Oceanography, Seattle, United States, (4)Australian National University, Canberra, ACT, Australia
B31H-06
Assessing the influence of seawater sulfate, pH, and Mg/Ca on the sulfate concentration of foraminiferal calcite. (18071)
Guillaume Paris1, Jennifer S Fehrenbacher2, Ann D Russell2, Elisa A Bonnin3, Alex L Sessions4, Howard J Spero2 and Jess F Adkins1, (1)California Institute of Technology, Pasadena, CA, United States, (2)University of California Davis, Davis, CA, United States, (3)University of Washington, School of Oceanography, Seattle, WA, United States, (4)California Institute of Technology, Division of Geological and Planetary Sciences, Pasadena, United States
B31H-07
Sodium in foraminiferal calcite as a direct proxy for salinity (28896)
Eveline Mezger1, Lennart Jan de Nooijer1, Adriana Dueñas-Bohórquez2 and Gert-Jan Reichart1,2, (1)NIOZ Royal Netherlands Institute for Sea Research, Geology and Chemical Oceanography, 1790AB, Den Burg, Texel, Netherlands, (2)Department of Earth Sciences, Faculty of Geosciences, Utrecht University. Budapestlaan 4, 3584CD, Utrecht, Netherlands
B31H-08
What’s in a Shell? – Interactions of Chemistry and Structure at Submicron Levels in Bivalve Shells (21004)
Dorrit E Jacob1, Sandra Piazolo1 and Patrick Trimby2, (1)Macquarie University, Sydney, NSW, Australia, (2)University of Sydney, Australian Centre for Microscopy and Microanalysis, Sydney, Australia
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