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G2 (I) Mercury stable isotope biogeochemistry

Monday, 25 July, 2011

MG2-O1 — 8:30-8:45
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STABLE MERCURY ISOTOPE FRACTIONATION DURING HG(II) SORPTION TO GOETHITE UNDER DIFFERENT PH AND CHLORIDE CONDITIONS
Authors: JISKRA, Martin 1, WIEDERHOLD, Jan G.2, BOURDON, Bernard3, KRETZSCHMAR, Ruben4
(1)Institute of Geochemistry and Petrology, Isotope Geochemistry and Institute of Biogeochemistry and Pollutant Dynamics, Soil Chemistry, ETH Zurich, Switzerland, martin.jiskra@erdw.ethz.ch; (2) Institute of Biogeochemistry and Pollutant Dynamics, Soil Chemistry and Institute of Geochemistry and Petrology, Isotope Geochemistry, ETH Zurich, Switzerland; (3) Institute of Geochemistry and Petrology, Isotope Geochemistry, ETH Zurich, Switzerland; (4) Institute of Biogeochemistry and Pollutant Dynamics, Soil Chemistry, ETH Zurich, Switzerland.
MG2-O2 — 8:45-9:00
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EVALUATION OF SPECIES-SPECIFIC MERCURY ISOTOPIC FRACTIONATION DURING BIOTIC AND ABIOTIC METHYLATION EXPERIMENTS
Authors: PERROT, Vincent1, JIMERNEZ-MORENO, Maria2, BRIDOU, Romain3, GUYONEAUD, Remy3, EPOV, Vladimir. N.1, BERAIL, Sylvain1, MONPERRUS, Mathilde1, AMOUROUX, David1
(1) IPREM-LCABIE UMR5254 CNRS-UPPA, v.perrot@etud.univ-pau.fr; (2) University of Castilla-La-Mancha; (3) IPREM-EEM UMR5254 CNRS-UPPA;
MG2-O3 — 9:00-9:15
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THE EXPLORATION OF THE SIGNATURES OF MASS-INDEPENDENT FRACTIONATION OF MERCURY
Authors: BERGQUIST, Bridget A. 1, GHOSH, Sanghamitra1, CHANDEN, Priyanka1, ROSE, Carla1, BLUM, Joel D.2
(1) University of Toronto, bergquist@geology.utoronto.ca; (2) University of Michigan.
MG2-O4 — 9:15-9:30
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ANNUAL VARIATION OF HG ISOTOPE FRACTIONATION IN PRECIPITATION FROM PETERBOROUGH, ONTARIO, CANADA
Authors: CHEN, JiuBin1, HINTELMANN, Holger2, DIMOCK, Brian2, FENG, XinBin1
(1) Institute of Geochemistry, Chinese Academy of Sciences, chenjiubin@vip.gyig.ac.ca; (2) Chemistry Department, Trent University;
MG2-O5 — 9:30-9:45
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ISOTOPIC COMPOSITION OF ATMOSPHERIC MERCURY IN THE COASTAL REGION OF THE NORTHERN GULF OF MEXICO
Authors: ROLISON, J.M.1, MISRA, S.2, LANDING, W.M.1
(1) Florida State University, jr09h@fsu.edu; (2) Florida State University ;
MG2-O6 — 9:45-10:00
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MERCURY ISOTOPES IN A FORESTED ECOSYSTEM: NEW INSIGHT INTO BIOGEOCHEMICAL CYCLING AND THE GLOBAL MERCURY CYCLE
Authors: DEMERS, Jason D.1, BLUM, Joel D.1, ZAK, Donald R.1
(1) University of Michigan, jdemers@umich.edu
MG2-O7 — 10:00-10:15
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MERCURY STABLE ISOTOPIC COMPOSITIONS OF LICHENS AND MOSSES FROM THE RUSSIAN (SUB-)ARCTIC
Authors: SONKE, Jeroen E1, POKROVSKY, Oleg1, SHEVCHENKO, Vladimir2
(1)Geoscience Environnement Toulouse – Midi-Pyrénées Observatory – Toulouse, France, sonke@get.obs-mip.fr; (2) Shirshov Institute of Oceanology – Russian Academy of Sciences – Moscow, Russia.
MG2-O8 — 10:15-10:30
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MERCURY CONCENTRATION AND ISOTOPIC COMPOSITION OF EPIPHYTIC LICHENS IN THE VICINITY OF ALBERTA OIL SANDS DEVELOPMENT
Authors: BLUM, Joel D1, JOHNSON, Marcus W1, GLEASON, Jamie D1, DEMERS, Jason D1, MATTHEW S, Landis2, KRUPA, Sagar3
(1) University of Michigan, jdblum@umich.edu; (2) EPA; (3) University of Minnesota.
Monday, 25 July, 2011