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Details for James Farquhar

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No photo James Farquhar
Univ. Maryland, USA

Session convenor: 03e

Abstracts by this author at Goldschmidt2013

Note: abstracts are only listed if one of the following email addresses was provided when the abstract was submitted: jfarquha@essic.umd.edu. Otherwise, try an advanced search.




Invited: Microbial Sulfur Cycling in the Modern Black Sea 03g/09:00/Fr
Gilhooly W, Johnston D, Farquhar J, Severmann S, Böttcher M, Gill B, Kamyshny A & Lyons T


Invited: Sulfate was a Trace Constituent in the Oceans of the Early Earth 19f/09:30/Fr
Canfield D, Crowe S, Jones C, Paris G, Adkins J, Session A, Farquhar J, Zerkle A, Kim S-T & Nomosatryo S

Abstracts submitted to previous conferences

Below are all abstracts at recent previous conferences in the conference archives authored by jfarquha@essic.umd.edu.

(2014) A 3480 Ma Pyritised Microbial Mat, Dresser Formation, Western Australia
Wacey D, Noffke N, Saunders M, Kong C, Cliff J, Barley M & Farquhar J




(2014) Sulfur Isotopic Fractionation during Planetary Differentiation
Labidi J, Shahar A, Hillgren V & Farquhar J

(2014) Keynote: Sulfur Recycling in Subduction Zones
Brandon A, Farquhar J & Hauri E

(2014) Unique Sulfur Isotope Signatures in Neoarchean Carbonates
Zhelezinskaia I, Farquhar J, Kaufman J & Cliff J



(2013) Cyanide and Thiocyanate Biogeochemistry in Non-Polluted Natural Aquatic Systems
Kamsyhny A, Oduro H, Mansaray Z & Farquhar J

(2013) Invited: Mass Independently Fractionated Sulfur Isotopes in HIMU Lavas Reveal Archean Crust in their Mantle Source
Cabral R, Jackson M, Rose-Koga E, Koga K, Whitehouse M, Antonelli M, Farquhar J, Day J & Hauri E

(2013) Invited: Microbial Sulfur Cycling in the Modern Black Sea
Gilhooly W, Johnston D, Farquhar J, Severmann S, Böttcher M, Gill B, Kamyshny A & Lyons T

(2013) Seeing Through the Haze: Testing the Existence of a Neoarchean Bistable Organic-Rich Atmosphere
Izon G, Zerkle A, Claire M, Farquhar J, Poulton S & Eigenbrode J

(2013) Invited: Sulfate was a Trace Constituent in the Oceans of the Early Earth
Canfield D, Crowe S, Jones C, Paris G, Adkins J, Session A, Farquhar J, Zerkle A, Kim S-T & Nomosatryo S






(2012) Periodic Formation of Organic Haze in the Neoarchean Atmosphere
Zerkle A, Claire M, Domagal-Goldman S, Farquhar J & Poulton S

(2012) The Bi-Stability of Organic Haze in the Archean Atmosphere
Claire M, Zerkle A, Domagal-Goldman S, Farquhar J & Poulton S

(2011) Can Multiple Sulfur Isotopes be Used as a Tracer of Sub-Continental Lithospheric Mantle in the Bushveld?
Penniston-Dorland S, Farquhar J, Polley G, Mathez E & Kinnaird J

(2011) Multiple Sulfur Isotope Fractionation during Sulfur Cycling in a Warm, Monomictic Lake with Sub-Millimolar Sulfate Concentration
Kamyshny A, Eckert W, Gun J, Lev O, Zerkle A, Mansaray Z & Farquhar J

(2011) Paleoarchean Barites Record Microbial Reduction of a Well-Mixed Marine Sulfate Reservoir
Roerdink DL, Mason PRD, Farquhar J & Reimer T

(2011) Invited: Redox and Early Earth’s Sulfur Cycle
Farquhar J, Claire M, Domagal-Goldman S, Harms B, Poulton S & Zerkle A


(2011) Invited: The Anatomy of the Great Oxidation Event
Poulton S, Bekker A, Farquhar J, Zerkle A, Johnston D & Canfield D

(2010) Boron Speciation and Isotope Systematics in Seawater, Biological and Inorganic Carbonates
Klochko K, Kim S-T, Foster GL, Cody G, Tossell JA, Farquhar J & Kaufman AJ




(2010) Temperature Dependence of 13C-18O Clumping in Synthetic Aragonite: Laboratory Calibration
Kim S-T, Guo W, Coplen TB, Farquhar J & Eiler JM

(2009) Biogeochemical Sulfur Cycling in Meromictic Fayetteville Green Lake, NY
Zerkle A, Kamyshny A, Kump L, Riccardi A, Arthur M & Farquhar J

(2009) Diverse Pathways of Sulfur Cycling in the Modern Black Sea Captured in Rare Sulfur Isotope Signatures
Gilhooly W, Johnston D, Farquhar J, Severmann S & Lyons T

(2009) Evaluating the S-Isotope Fractionation Associated with Phanerozoic Pyrite Burial
Wu N, Farquhar J, Strauss H, Kim S-T & Canfield D

(2009) Isotope Study of S-Cycle of Lago di Cadagno
Farquhar J, Canfield D, Zerkle A & Habicht K

(2009) Lessons to Learn from MIF-S in Precambrian Sedimentary Rocks
Strauss H, Farquhar J & Thomazo C



(2008) Chemical and Chronologic Complexity in the Oceanic Mantle: Evidence from the Taitao Ophiolite
Walker R, Schulte R, Schilling M, Horan M, Anma R & Farquhar J

(2008) Fractionation of Multiple Sulfur Isotopes during Phototrophic S Oxidation
Zerkle A, Farquhar J, Johnston D, Cox RP & Canfield D


(2007) Elemental-Sulfur Reducing or Disproportionating Organisms in a ~3, 5 Myr-Old Seafloor Setting
Philippot P, Van Zuilen M, Lepot K, Thomazo C, Farquhar J & Van Kranendonk M

(2007) Isotopic Evidence for Mid-Archean Anoxia
Farquhar J, Peters M, Johnston D, Strauss H, Masterson A, Wiechert U & Kaufman J

(2007) Late Archean Biospheric Oxygenation and Atmospheric Evolution
Kaufman A, Johnston D, Farquhar J, Masterson A, Lyons T, Bates S, Anbar A, Arnold G, Garvin J & Buick R

(2007) Mass-Independent Sulfur Isotopes Trace Magma-Wall Rock Interactions in the Bushveld Complex
Penniston-Dorland S, Wing B, Farquhar J, Brown M & Nex P


(2007) Multiple Sulphur Isotopes Reflecting Compositional Changes in Earth's Early Atmosphere
Strauss H, Peters M, Farquhar J, Johnston D, Wiechert U & Stögbauer A

(2007) Quantification of Sulphur Cycling at the Mid-Atlantic Ridge
Peters M, Ockert C, Farquhar J, Masterson A & Strauss H


(2006) Insight into the variability within the Proterozoic sulphur cycle
Johnston D, Poulton SW, Fralick PW, Wing BA, Canfield DE & Farquhar J

(2005) Before the Rise of Oxygen: Multiple Sulfur Isotope Systematics in the Late Archean Basins in South Africa and Australia
Ono S, Beukes N, Sumner D, Eigenbrode J, Wing B, Johnston D, Farquhar J & Rumble D

(2005) Fractionation of Isotopes in Maryland Precipitation Nitrate
Cooney K, Farquhar J & Fogel M

(2005) Isotopic Disequilibrium in Sulfide Mineral Pairs from Multiple Sulfur Isotopes
Jamieson J, Wing B, Hannington M & Farquhar J

(2005) Multiple Isotope Effects Associated with Biogeochemical Networks
Farquhar J, Johnston D, Wing B, Ono S, Canfield D & Habicht K

(2005) Multiple Sulfur Isotope Constraints on Sulfur Cycle in the Seafloor Hydrothermal Systems
Ono S, Scott J, Rumble D, Wing B, Johnston D, Farquhar J & Voight J

(2005) Reconciling Isotope Effects of SO<->2<$> Photolysis with the Archean Record of Sulfur Multiple Isotopes
Wing B, Lyons J, Ono S, Farquhar J, Jonasson I & Kaufman A

(2005) Sulfur Multiple Isotope Constraints on the Cenozoic-Cretaceous Sulfur Cycle
Wing B, Johnston D, Ono S, Farquhar J & Paytan A

(2005) Using the Multiple Isotopes of Sulfur to Constrain Microbial Processes in the Proterozoic Ocean
Johnston D, Farquhar J, Wing B, Lyons T, Kah L, Strauss H & Canfield D


(2004) Significance of Archean D36S/D33S
Farquhar J, Johnston D, Wing B, Calvin C & Condie K

(2004) Using 33S to Differentiate Biotic and Abiotic Suflur Isotope Signatures
Johnston D, Farquhar J, Wing B, Canfield D & Habicht K

(2003) Invited: Evolution of Oceanic d33S
Farquhar J & Wing B



(2002) D33S, δ34S and δ13C Constraints on the Paleoproterozoic Atmosphere during the Earliest Huronian Glaciation
Wing B, Brabson E, Farquhar J, Kaufman AJ, Rumble Iii D & Bekker A


(2001) Implications of Mass-Independent Sulfur for the Archean Atmosphere
Farquhar J, Airieau S, Savarino J & Thiemens MH

(2000) Multiple-Isotope Insights into the Earth's Earliest Sulfur Cycle
Farquhar J, Bao H & Thiemens MH