Submitted | In Review | In Revision

Furman, O. S., Tfaily, M. M., Nicholas, S. L., Coleman Wasik, J., Fissore, C., Sebestyen, S. D., Kolka, R. K., Nater, E. A., and Toner, B. M., in revision. Co-cycling of sulfur and mercury within the zone of water-table fluctuations in organic soils. Environmental Science & Technology.

Cron, B. R., Sheik, C. S., Kafantaris, F. C. A., Druschel, G. K., German, C. R., Dick, G. J., Breier, J. A., and Toner, B. M., in revision. Particulate sulfur speciation reveals diverse and dynamic geochemistry in a buoyant hydrothermal plume. Geochim Cosmochim Acta.


Marcus, M. A., Toner, B. M., and Takahashi, Y. (accepted). Forms and distribution of Ce in a ferromanganese nodule. Marine Chemistry. 10.1016/j.marchem.2018.03.005

Hoffman, C. L., Nicholas, S. L., Ohnemus, D. C., Fitzsimmons, J. N., Sherrell, R. M., German, C. R., Heller, M. I., Lee, J.-M., Lam, P. J., and Toner, B. M. (accepted). Near-field iron and carbon chemistry of non-buoyant hydrothermal plume particles, Southern East Pacific Rise 15oS. Marine Chemistry. 10.1016/j.marchem.2018.01.011

Published Articles


Gueguen, B., Sorensen, J.V., Lalonde, S.V., Pena, J., Toner, B.M. and Rouxel, O. (2018) Variable Ni isotope fractionation between Fe-oxyhydroxides and implications for the use of Ni isotopes as geochemical tracers. Chemical Geology 481: 38-52

Rouxel, O.J., Toner, B.M., Germain, Y. and Glazer, B.T. (2018) Geochemical and iron isotopic insights into hydrothermal iron oxyhydroxide deposit formation at Loihi Seamount. Geochim Cosmochim Acta 220, 449-482.


Heller, M.I., Lam, P.J., Moffett, J.W., Till, C.P., Lee, J.-M., Toner, B.M. and Marcus, M.A. (2017) Accumulation of Fe oxyhydroxides in the Peruvian oxygen deficient zone implies non-oxygen dependent Fe oxidation. Geochim Cosmochim Acta 211, 174-193.

Fitzsimmons, J. N., John, S. G., Marsay, C. M., Hoffman, C. L., Nicholas, S. L., Toner, B. M., German, C. R., and Sherrell, R. M. (2017). Iron persistence in a distal hydrothermal plume supported by dissolved-particulate exchange. Nature Geoscience 10, 195-201.

Barco, R. A., Hoffman, C. L., Ramirez, G. A., Toner, B. M., Edwards, K. J., and Sylvan, J. B. (2017) In-situ incubation of iron-sulfur mineral reveals a diverse chemolithoautotrophic community and a new biogeochemical role for Thiomicrospira. Environmental Microbiology 10.1111/1462-2920.13666

Nicholas, S. L., Erickson, M. L., Woodruff, L. G., Knaeble, A. R., Marcus, M. A., Lynch, J. K., and Toner, B. M. (2017). Solid-phase arsenic speciation in aquifer sediments: a micro-X-ray absorption spectroscopy approach for quantifying trace-level speciation. Geochim Cosmochim Acta 211, 228-255.

Levar, C. E., Hoffman, C. L., Dunshee, A. J., Toner, B. M., and Bond, D. R. (2017). Redox potential as a master variable controlling pathways of metal reduction by Geobacter sulfurreducens. ISME J., 1-12. doi:10.1038/ismej.2016.146 (open access)

Strehlau, J., Toner, B. M., Arnold, W. A., and Penn, L. R. (2017). Accessible reactive surface area and abiotic redox reactivity of iron oxyhydroxides in acidic brines. Geochemica et Cosmochimica Acta 197, 345-355.


Ramirez, G. A., Hoffman, C. L., Lee, M. D., Lesniewski, R. A., Barco, R. A., Garber, A., Toner, B. M., Wheat, C. G., Edwards, K. J., and Orcutt, B. N. (2016). Assessing Marine Microbial Induced Corrosion at Santa Catalina Island, California. Frontiers in Microbiology - Microbiological Chemistry and Geomicrobiology.

Rouxel, O. J., Toner, B. M., Manganini, S. J., and German, C. R. (2016). Geochemistry and Iron Isotope Systematics of Hydrothermal Plume Fall-out at East Pacific Rise 9°50’N Chemical Geology 441, 212-234.

Toner, B. M., Rouxel, O. J., Santelli, C. M., Bach, W., and Edwards, K. J. (2016). Iron transformation pathways and redox micro-environments in seafloor sulfide-mineral deposits: spatially resolved Fe XAS and d57/54Fe observations. Frontiers in Microbiology 7. 10.3389/fmicb.2016.00648

Baquiran, J.-P., Ramirez, G. A., Haddad, A. G., Toner, B. M., Hulme, S., Wheat, C. G., Edwards, K. J., and Orcutt, B. (2016). Temperature and Redox Effect on Mineral Colonization in Juan de Fuca Ridge Flank Subsurface Crustal Fluids. Frontiers in Microbiology 7. 10.3389/fmicb.2016.00396

Toner, B. M., German, C. R., Dick, G. J., and Breier, J. A. (2016). Deciphering the Complex Chemistry of Deep-Ocean Particles using Complementary Synchrotron X-ray Microscope and Microprobe Instruments. Accounts of Chemical Research, 49: 128-137. 10.1021/acs.accounts.5b00282


Marcus, M. A., Edwards, K. J., Gueguen, B., Fakra, S. C., Horn, G., Jelinski, N., Rouxel, O., Sorensen, J., and Toner, B. M. (2015) Iron mineral structure, reactivity, and isotopic composition in a South Pacific Gyre ferromanganese nodule over 4 Ma. Geochimica et Cosmochimica Acta, 171, 61-79.

Sylvan, J.B., Hoffman, C.L., Momper, L.M., Toner, B.M., Amend, J.P., Edwards, K.J. (2015) Bacillus rigiliprofundus sp. nov., a spore forming, Mn-oxidizing, halotolerant bacterium isolated from deep subseafloor basaltic crust. IJSEM (International Journal of Systematic and Evolutionary Microbiology), doi:10.1099/ijs.0.000211

Reed, D. C., Breier, J. A., Jiang, H., Anantharaman, K., Klausmeier, C. A., Toner, B. M., Hancock, C., Speer, K., Thurnherr, A. M., and Dick, G. J. (2015) Predicting the response of the deep-ocean microbiome to geochemical perturbations by hydrothermal vents. International Society of Microbial Ecology Journal (ISME J), doi:10.1038/ismej.2015.4


Breier, J. A., Sheik, C. S., Gomez-Ibanez, D., Sayre-McCord, R. T., Sanger, R., Rauch, C., Coleman, M., Bennett, S. A., Cron, B. R., Li, M., German, C. R., Toner, B. M., and Dick, G. J. (2014). A large volume particulate and water multi-sampler with in situ preservation for microbial and biogeochemical studies. Deep-Sea Research Part I-Oceanographic Research Papers 94, 195-206.

Anantharaman, K., Duhaime, M. B., Breier, J. A., Wendt, K., Toner, B. M., and Dick, G. J. (2014). Sulfur oxidation genes in diverse deep-sea viruses. Science. doi:10.1126/science.1252229

Li, M., Toner, B. M., Baker, B. J., Breier, J. A., Sheik, C. S., and Dick, G. J. (2014). Microbial iron uptake as a mechanism for dispersing iron from deep-sea hydrothermal vents. Nature Communications. doi:10.1038/ncomms4192

Ash, P. W., Boyd, D. A., Hyde, T. I., Keating, J. L., Randlshofer, G., Rothenbacher, K., Sankar, G., Schauer, J. J., Shafer, M. M., and Toner, B. M. (2014). Local structure and speciation of platinum in fresh and road aged North American sourced vehicle emissions catalysts: an X-ray absorption spectroscopic study. Environmental Science & Technology 48, 3658–3665.

Bennett, S. A., Toner, B. M., Barco, R., and Edwards, K. J. (2014). Carbon adsorption by Fe oxyhydroxide stalks produced by a lithotrophic iron-oxidizing bacteria. Geobiology. doi:10.1111/gbi.12074

Toner, B. M., Nicholas, S. L., and Coleman Wasik, J. K. (2014). Scaling up: Fulfilling the promise of X-ray microprobe for biogeochemical research. Environmental Chemistry, 11: 4-9.


Sylvan, J. B., Sia, T. Y., Haddad, A. G., Briscoe, L. J., Toner, B. M., Girguis, P. R., and Edwards, K. J. (2013). Low temperature geomicrobiology follows host rock composition along a geochemical gradient in Lau Basin. Frontiers in Microbiology 4, 1-16.

Zeng, T., Arnold, W. A., and Toner, B. M. (2013). Microscale characterization of sulfur speciation in lake sediments. Environmental Science & Technology 47, 1287-1296.

Toner, B. M., Lesniewski, R. A., Marlow, J. J., Briscoe, L. J., Santelli, C. M., Bach, W., Orcutt, B. N., and Edwards, K. J. (2013). Mineralogy drives bacterial biogeography of hydrothermally inactive seafloor sulfide deposits. Geomicrobiol. J. 30, 313-326.


Breier, J. A., Toner, B. M., Fakra, S. C., Marcus, M. A., White, S. N., Thurnherr, A. M., and German, C. R. (2012). Sulfur, sulfides, and organic matter aggregated in submarine hydrothermal plumes at 9° 50' N East Pacific Rise. Geochim Cosmochim Acta, 88, 216-236.

Toner, B. M., Berquo, T. S., Michel, F. M., Sorensen, J. V., Templeton, A. S., and Edwards, K. J. (2012). Mineralogy of iron microbial mats from Loihi Seamount. Frontiers in Microbiological Chemistry, 3: 1-18. doi:10.3389/fmicb.2012.00118.

Toner, B.M., Marcus, M. A., Edwards, K.J., Rouxel, O., and German, C.R. (2012). Measuring the Form of Iron in Hydrothermal Plume Particles: Oceanography, 25: 209-212.

Holden, J.F., Breier, J.A., Rogers, K.L., Schulte, M.D., and Toner, B.M. (2012). Biogeochemical Processes at Hydrothermal Vents: Microbes and Minerals, Bioenergetics and Carbon Fluxes: Oceanography, 25: 196–208,

Sylvan, J.B., Toner, B.M., and Edwards, K.J. (2012). Life and death of deep-sea vents: bacterial diversity and ecosystem succession on inactive hydrothermal sulfides. mBio 3(1):e00279-11. doi:10.1128/mBio.00279-11. 


Edwards, K. J., Glazer, B. T., Rouxel, O. J., Bach, W., Emerson, D., Davis, R. E., Toner, B. M., Chan, C. S., Tebo, B. M., Staudigel, H., and Moyer, C. L., 2011. Ultra-diffuse hydrothermal venting supports Fe-oxidizing bacteria and massive umber deposition at 5000 off Hawaii. ISME J., 1-11.

Shafer, M. M., Toner, B. M., Overdier, J., Schauer, J. J., Fakra, S. C., Hu, S., Herner, J. D., and Ayala, A., 2011. Chemical speciation of vanadium in particulate matter emitted from diesel vehicles and urban atmospheric aerosols. Environmental Science & Technology 46, 189-195.

Toner, B. M., Nicholas, S. L., Briscoe, L. J., Knaeble, A. R., Berg, J. A., and Erickson, M. L., 2011. Natural sources of arsenic to Minnesota groundwater. CURA Reporter 41, 3-10.


Orcutt, B. N., Bach, W., Becker, K., Fisher, A. T., Hentscher, M., Toner, B. M., Wheat, C. G., and Edwards, K. J., 2010. Colonization of subsurface microbial observatories deployed in young ocean crust. ISME J. 4, 1-12.


Breier, J. A.; Rauch, C. G.; McCartney, K.; Toner, B. M.; Fakra, S. C.; White, S. N.; German, C. R., 2009. A suspended-particle rosette multi-sampler for discrete biogeochemical sampling in low-particle-density waters. Deep Sea Research Part I 56, 1579-1589.

Toner, B. M., Fakra, S. C., Manganini, S. J., Santelli, C. M., Marcus, M. A., Moffett, J. W., Rouxel, O., German, C. R., and Edwards, K. J., 2009. Preservation of iron(II) by carbon-rich matrices in a hydrothermal plume. Nature Geoscience doi:10.1038/ngeo433.

Toner, B. M., Santelli, C. M., Marcus, M. A., Wirth, R., Chan, C. S., McCollom, T., Bach, W., and Edwards, K. J., 2009. Biogenic iron oxyhydroxide formation at mid-ocean ridge hydrothermal vents: Juan de Fuca Ridge. Geochimica et Cosmochimica Acta 73, 388-403.


Villalobos, M., Lanson, B., Manceau, A., Toner, B., and Sposito, G., 2006. Structural model for the biogenic Mn oxide produced by Pseudomonas putida. American Mineralogist 91, 489-502.

Toner, B., Manceau, A., Webb, S. M., and Sposito, G., 2006. Zinc sorption to biogenic hexagonal-birnessite particles within a hydrated bacterial biofilm. Geochimica et Cosmochimica Acta 70, 27-43.

Toner, B., Fakra, S., Villalobos, M., Warwick, T., and Sposito, G., 2005. Spatially resolved characterization of biogenic manganese oxide production within a bacterial biofilm. Applied and Environmental Microbiology 71, 1300-1310.

Toner, B., Manceau, A., Marcus, M. A., Millet, D. B., and Sposito, G., 2005. Zinc sorption by a bacterial biofilm. Environmental Science & Technology 39, 8288-8294.

Toner, B. and Sposito, G., 2005. Reductive dissolution of biogenic manganese oxides in the presence of a hydrated biofilm. Geomicrobiology Journal 22, 171-180.

Villalobos, M., Toner, B., Bargar, J., and Sposito, G., 2003. Characterization of the manganese oxide produced by Pseudomonas putida strain MnB1. Geochimica Et Cosmochimica Acta 67, 2649-2662.

Toner, B., 2004. The environmental geochemistry of a biogenic Mn oxide, University of California at Berkeley, Ph.D. thesis.

Duff, J. H., Toner, B., Jackman, A. P., and Triska, F. J., 2000. Determination of groundwater discharge into a sand and gravel bottom river: A preliminary comparison of chloride dilution and seepage meter techniques. Internationale Verieinigung fur Theoretische und Angewandte Limnologie, Vernhandlungen 27, 1-6.