†: Postdoc author; ‡: Graduate student author; #: Undergraduate student author; 

Tostevin, R., Snow, J., Zhang, Q., Tosca, N.J., Rickaby, R.E.M. (in press) The influence of elevated SiO2(aq) on intracellular silica uptake and microbial metabolism, Geobiology.

Roest-Ellis, S.‡, Strauss, J.V., Tosca, N.J. (2021) Experimental constraints on non-skeletal CaCO3 precipitation from Proterozoic seawater, Geology.

Kissick, L.E.‡, Mather, T., Tosca, N.J. (2021) Unraveling surface and subsurface carbon sinks within the early martian crust, Earth and Planetary Science Letters.

Sengupta, R.‡, Robinson, S.A., Tosca, N.J. (2021) Sphaerosiderites as sensitive recorders of non-marine depositional and diagenetic history: Insights from the Early Cretaceous Wealden Supergroup, The Depositional Record.

Anderson, R.P., Tosca, N.J., Saupe, E.E., Wade, J., Briggs, D.E.G. (2020) Early formation and taphonomic significance of kaolinite associated with Burgess Shale fossils, Geology, v. 49, p. XXX–XXX, doi: 10.1130/G48067.1.

Varkouhi, S.‡, Tosca, N.J., Cartwright, J.A. (2020) Pore water chemistry - A proxy for tracking the signature of ongoing silica diagenesis. Journal of Sedimentary Research, 90, 1-31; doi: 10.2110/jsr.2020.56.

Varkouhi, S.‡, Cartwright, J.A., Tosca, N.J. (2020) Anomalous compaction due to silica diagenesis — Textural and mineralogical evidence from hemipelagic deep-sea sediments of the Japan Sea. Marine Geology, 426. p. 106204; doi: 10.1016/j.margeo.2020.106204.

Tutolo, B.M., Seyfried, W.E., Tosca, N.J. (2020) A seawater throttle on H2 production in Precambrian serpentinizing systems, Proceedings of the National Academy of Science, 117, 14756-14763; doi: 10.1073/pnas.1921042117.

Anderson, R.P., Tosca, N.J., Cinque, G., Frogley, M.D., Lekkas, I., Akey, A., Hughes, G.M., Bergmann, K.D., Knoll, A.H., Briggs, D.E.G. (2020) Aluminosilicate haloes preserve complex life ~800 million years ago, Journal of the Royal Society Interface, 10, 20200011.

Gibson, T.M., Kunzmann, M., Poirier, A., Schumann, D., Tosca, N.J., Halverson, G.P. (2020) Geochemical signatures of transgressive shale intervals from the 811 Ma Fifteenmile Group in Yukon, Canada: Disentangling sedimentary redox cycling from weathering alteration, Geochimica et Cosmochimica Acta, doi: 10.1016/j.gca.2020.04.013.

Strauss, J.V. and Tosca, N.J. (2020) Mineralogical constraints on Neoproterozoic pCO2 and marine carbonate chemistry, Geology, 48, 6, 599-603; doi: 10.1130/G47506.1.

Liljestrand, F.L., Knoll, A.H., Tosca, N.J., Cohen, P.A., Macdonald, F.A., Peng, Y., Johnston, D.T. (2020) The triple oxygen isotope composition of Precambrian chert, Earth and Planetary Science Letters, 537, 116167, doi: 10.1016/j.epsl.2020.116167.

Jiang, C.Z.‡ and Tosca, N.J. (2020) Kinetics and mechanisms of siderite growth at 298.15K and 1 bar, Geochimica et Cosmochimica Acta, 274, 97-117, doi: 10.1016/j.gca.2020.01.047.

Slotznick, S.P., Sperling, E.A., Tosca, N.J., Miller, A.J., Clayton, K., van Helmond, N.A.G.M., Slomp, C.P., Swanson-Hysell, N.L. (2020) Unraveling the mineralogical complexity of sediment iron speciation using sequential extractions, Geochemistry, Geophysics, Geosystems, 21, 2, doi: 10.1029/2019gc008666.

Sengupta, R.‡, Tosca, N.J., Robinson, S.A. (2020) Geochemical controls on the elemental composition of siderite: Implications for paleo-environmental reconstruction, Geochimica et Cosmochimica Acta. 271, 1-15, doi: 10.1016/j.gca.2019.12.010.

Johnson, B.R.‡, Tostevin, R.†, Gopon, P., Wells, J., Robinson, S.A., Tosca, N.J. (2020) Phosphorus burial in ferruginous SiO2-rich Mesoproterozoic sediments, Geology, 48 (1), 92-96, doi: 10.1130/G46824.1

Hindshaw, R.S., Tosca, R.L., Tosca, N.J., Tipper, E.T. (2020) Experimental constraints on Mg isotope fractionation during clay formation: Implications for the global biogeochemical cycle of Mg, Earth and Planetary Science Letters. 531, 115980, doi: 10.1016/j.epsl.2019.115980.

Rose, C.V., Webb, S.M., Newville, M., Lanzirotti, A., Richardson, J.A., Tosca, N.J., Catalano, J.G., Bradley, A.S., Fike, D.A. (2019) Insights into past ocean proxies from micron-scale mapping of sulfur species in carbonates, Geology, 47, 9, doi: 10.1130/G46228.1.

Tosca, N.J., Jiang, C.Z.‡, Rasmussen, B., Muhling, J.R. (2019) Products of the iron cycle on the early Earth, Free Radical Biology and Medicine, doi: 10.1016/j.freeradbiomed.2019.05.005.

Rasmussen, B., Muhling, J.R., Tosca, N.J., Tsikos, H. (2019) Evidence for anoxic shallow oceans and rise of oxygenic photosynthesis after 2.45 Ga, Geology, 47, doi: 10.1130/G46162.1.

Pruss, S.B., Jones, D.S., Fike, D.A., Tosca, N.J., Wignall, P.B. (2019) Marine anoxia and sedimentary mercury enrichments during the Late Cambrian SPICE event in northern Scotland, Geology, 47, 475-478, doi: 10.1130/G45871.1.

Hindshaw, R.S., Tosca, R.L., Gout, T.L., Farnan, I., Tosca, N.J., Tipper, E.T. (2019) Experimental constraints on Li isotope fractionation during clay formation, Geochimica et Cosmochimica Acta, 250, 219-237, doi: 10.1016/j.gca.2019.02.015.

Jiang, C.Z.‡ and Tosca, N.J. (2019) Fe(II)-carbonate precipitation kinetics and the chemistry of anoxic ferruginous seawater, Earth and Planetary Science Letters, 506, 231-242, doi: 10.1016/j.epsl.2018.11.010

McLennan, S.M., Grotzinger, J.P., Hurowitz, J.A., Tosca, N.J. (2019) The sedimentary cycle on early Mars, Annual Review of Earth and Planetary Sciences, 47, 91-118, doi: 10.1146/annurev-earth-053018-060332.

Beaty, D.W. and 70 others (including Tosca, N.J.) (2019) The potential science and engineering value of samples delivered to Earth by Mars sample return, Meteoritics and Planetary Science, 54, 3, 667-671 (and S1-S152), doi: 10.1111/maps.13232.

Pruss, S.B., Tosca, N.J., Stark, C. (2018) Small shelly fossil preservation and the role of early diagenetic redox in the Early Triassic, Palaios, 33, 10, 441-450.

Tosca, N.J., Ahmed, I.A.M.†, Tutolo, B.M.†, Ashpitel, A.#, Hurowitz, J.A. (2018) Magnetite authigenesis and the warming of early Mars, Nature Geoscience, 11, 635-639, doi: 10.1038/s41561-018-0203-8.

Lin, C.Y., Turchyn, A.V., Steiner, S., Bots, P., Lampronti, G.I., Tosca, N.J. (2018) The role of microbial sulfate reduction in calcium carbonate polymorph selection, Geochimica et Cosmochimica Acta, 237, 184-204, doi: 10.1016/j.gca.2018.06.019.

Hindshaw, R.S., Tosca, N.J., Piotrowski, A.M., Tipper, E.T. (2018) Clay mineralogy, strontium and neodymium isotope ratios in the sediments of two High Arctic catchments (Svalbard), Earth Surface Dynamics Discussions., 6, 141-161, doi: 10.5194/esurf-2017-55.

Anderson, R.P.‡, Tosca, N.J., Gaines, R.R., Mongiardino Koch, N., Briggs, D.E.G. (2018) A mineralogical fingerprint for Burgess Shale-type carbonaceous fossilization, Geology, 46(4), 347-350.

Tutolo, B.M.† and Tosca, N.J. (2018) Experimental examination of the Mg-silicate-carbonate system at ambient temperature: Implications for alkaline chemical sedimentation and lacustrine carbonate formation, Geochimica et Cosmochimica Acta, 225, 80-101.

Xu, W., Ruhl, M., Jenkyns, H.C., Leng, M.J., Huggett, J.M., Minisini, D., Ullmann, C.V., Riding, J.B., Weijers, J., Storm, M.S., Percival, L.M.E., Tosca, N.J., Idiz, E.F., Tegelaar, E.W., Hesselbo, S.P. (2018) Evolution of the Toarcian (Early Jurassic) carbon-cycle and global climatic controls on local sedimentary processes (Cardigan Bay Basin, UK), Earth and Planetary Science Letters, 484, 396-411.

Tutolo, B.M.†, Luhmann, A.J., Tosca, N.J., Seyfried, W.E. (2018) Serpentinization as a reactive transport process: The brucite silicification reaction, Earth and Planetary Science Letters, 484, 385-395.

Pruss, S.B., Dwyer, C.H., Smith, E.F., Macdonald, F.A. & Tosca, N.J., (2017) Phosphatized early Cambrian archaeocyaths and small shelly fossils (SSFs) of southwestern Mongolia, Palaeogeography, Palaeoclimatology, Palaeoecology, doi: 10.1016/j.palaeo.2017.07.002.

Cohen, P.A., Strauss, J.V., Rooney, A.D., Sharma, M. & Tosca, N.J., (2017) Controlled hydroxyapatite biomineralization in an ~810 million-year-old unicellular eukaryote, Science Advances, 3(6), p. e1700095.

Tosca, N.J., Guggenheim, S., and Pufahl, P.K. (2016) An authigenic origin for Precambrian greenalite: implications for iron formation and the chemistry of ancient seawater. Geological Society of America Bulletin, 128, 3-4, p.511-530, doi: 10.1130/B31339.1.

Tosca, N.J. (2016) Geochemical pathways to Mg-silicate formation. In: Magnesian clays: Characterization, origins and applications. AIPEA Special Publication Series, no. 2., Digilabs, pp. 283-330, ISBN: 978-88-7522-093-6.

Tosca, N.J. and Wright, V.P. (2015) Diagenetic pathways linked to labile Mg-clays in lacustrine carbonate reservoirs: a model for the origin of secondary porosity in the Cretaceous pre-salt Barra Velha Formation, offshore Brazil, Geological Society, London, Special Publication, 435, http://

Strauss, J.V., MacDonald, F.A., Halverson, G.P., Tosca, N.J., Schrag, D.P. and Knoll, A.H. (2015) Stratigraphic evolution of the Neoproterozoic Callison Lake Formation: Linking the break-up of Rodinia to the Islay carbon isotope excursion, American Journal of Science, 315(10), pp. 881-944.

Jeans, C.V. and Tosca, N.J., 2014, 7th Cambridge Diagenesis Conference 2011: An introduction, Clay Minerals, 49(2), pp. 125-6, doi: 10.1180/claymin.2014.049.2.00.

Jeans, C.V., Tosca, N.J., Hu, X.F. & Boreham, S., 2014, Clay mineral-grain size-calcite cement relationships in the Upper Cretaceous Chalk, UK: a preliminary investigation, Clay Minerals, 49(2), pp. 299-325, doi: 10.1180/claymin.2014.049.2.09.

Tosca, N.J. and Masterson, A. (2014) Chemical controls on incipient Mg-silicate crystallisation at 25oC: Implications for non-marine carbonate diagenesis, Clay Minerals, 49, 195-224, doi: 0.1180/claymin.2014.049.2.03.

Johnston, D.T., Poulton, S.W., Tosca, N.J., O’Brien, T., Halverson, G.P., Schrag, D.P., and Macdonald, F.A. (2013) Searching for an oxygenation event in the fossiliferous Ediacaran of Northwestern Canada, Chemical Geology, 362, 273-286.

Kraus, R., Stewart, S., Newman, M., Milliken, R.E., Tosca, N.J. (2013) Uncertainties in the Shock Devolatilization of Hydrated Minerals: A Nontronite Case Study. Journal of Geophysical Research, 118, 10, 2137-2145, doi: 10.1002/jgre.20147.

Anderson, R.P., Fairchild, I.J., Tosca, N.J., Knoll, A.H. (2013) Microstructures in metasedimentary rocks from the Neoproterozoic Bonahaven Formation, Scotland: Microconcretions, microtektites, or microfossils? Precambrian Research, 233, 59-72, doi: 10.1016/j.precamres.2013.04.016.

French, K., Tosca, N.J., Cao, C., Summons, R.E. (2012) Diagenetic and detrital origin of the moretane anomalies in the Permian-Triassic boundary section at Meishan, South China. Geochimica et Cosmochimica Acta, 84, 104-125, doi: 10.1016/j.gca.2012.01.004.

Lamb, M.P., Grotzinger, J.P., Southard, J.B., Tosca, N.J. (2012) Were aqueous ripples on Mars formed by flowing brines? in Sedimentary Geology of Mars, SEPM Special Publication 102, 139-150.

Tosca, N.J., Macdonald, F.A., Strauss, J.V., Johnston, D.T., Knoll, A.H. (2011) Sedimentary talc in Neoproterozoic carbonate successions. Earth and Planetary Science Letters, 306, 11-22, doi: 10.1016/j.epsl.2011.03.041

Tosca, N.J., McLennan, S.M., Lamb, M., Grotzinger, J.P. (2011) Physico-chemical properties of martian brines. Journal of Geophysical Research, 116, E05004, doi: 10.1029/2010JE003700.

Hurowitz, J.A., Fischer, W.W., Tosca, N.J., Milliken, R.E. (2010) Origin of acidic surface waters and the evolution of atmospheric chemistry on early Mars. Nature Geoscience, 3, 5, 323-326, doi: 10.1038/NGEO831.

Tosca, N.J., Johnston, D.T., Mushegian, A., Rothman, D.H., Summons, R.E., Knoll, A.H. (2010) Organic carbon burial, clay mineralogy and redox evolution in Proterozoic oceans. Geochimica et Cosmochimica Acta, 74, 5, 1579-1592, doi: 10.1016/j.gca.2009.12.001.

Xu, W., Tosca, N.J., McLennan, S.M., Parise, J.B. (2009) Humidity-induced phase transitions of ferric sulphate minerals studied by in situ X-ray diffraction. American Mineralogist, 94, 1629-1637, doi: 10.2138/am.2009.3182.

Tosca, N.J. and Knoll, A.H. (2009) Juvenile chemical sediments and the long term persistence of water at the surface of Mars. Earth and Planetary Science Letters, 286, 3-4, 379-386, doi:10.1016/j.epsl.2009.07.004.

McCubbin, F.M., Tosca, N.J., Smirnov, A., Nekvasil, H., Steele, A., Fries, M., Lindsley, D.H. (2009) Hydrothermal jarosite and hematite in a pyroxene-hosted melt inclusion in martian meteorite MIL 03346: Implications for magmatic hydrothermal fluids on Mars. Geochimica et Cosmochimica Acta, 73, 4907-4917, doi: 10.1016/j.gca.2009.05.031.

Hurowitz, J.A., Tosca, N.J., Dyar, M.D. (2009) Acid production by FeSO4∙nH2O dissolution and implications for terrestrial and martian aquatic systems. American Mineralogist, 94, 409-414, doi: 10.2138/am.2009.3085.

Tosca, N.J. and McLennan, S.M. (2009) Experimental constraints on the evaporation of partially oxidized acid-sulfate waters at the martian surface. Geochimica et Cosmochimica Acta, 73, 1205-1222, doi: 10.1016/j.gca.2008.11.015

Tosca, N.J., Knoll, A.H., McLennan, S.M. (2008) Water activity and the challenge for life on early Mars. Science, 320, 1204-1207, doi: 10.1126/science.1155432

Tosca, N.J., McLennan, S.M., Dyar, M.D., Sklute, E.C., Michel, F.M. (2008) Fe-oxidation processes at Meridiani Planum and implications for secondary Fe-mineralogy on Mars. Journal of Geophysical Research – Planets. 113, E05005, doi: 10.1029/2007JE003019

Knoll, A.H., Jolliff, B.L., Farrand, W.H., Bell, J.F., Clark, B.C., Gellert, R., Golombek, M.P., Grotzinger, J.P., Herkenhoff, K.E., Johnson, J.R., McLennan, S.M., Morris, R.V., Squyres, S.W., Sullivan, R., Tosca, N.J., Yen, A.S., Learner, Z. (2008) Late diagenetic veneers, rinds, and fracture fill at Meridiani Planum, Mars. Journal of Geophysical Research – Planets. doi: 10.1029/2007JE002949

Tosca, N.J., Smirnov, A., McLennan, S.M. (2007) Application of the Pitzer Ion Interaction Model to Isopiestic Data for the Fe2(SO4)3-H2SO4-H2O System at 298.15K and 323.15K. Geochimica et Cosmochimica Acta, 71, 11, 2680-2698, doi: 10.1016/j.gca.2007.03.020.

Hurowitz, J.A., Tosca, N.J., McLennan, S.M., Schoonen, M.A.A. (2007) Production of hydrogen peroxide in martian and lunar soils. Earth and Planetary Science Letters, 255, 1-2, 41-52, doi: 10.1016/j.epsl.2006.12.004.

Squyres, S.W., and 53 others (including N.J. Tosca) (2006) Overview of the Opportunity Mars Exploration Rover Mission to Meridiani Planum: Eagle Crater to Purgatory Ripple. Journal of Geophysical Research – Planets, 111, E12, E12S12, doi: 10.1029/2006JE002771

Squyres, S.W., Knoll, A.H., Arvidson, R.E., Clark, B.C., Grotzinger, J.P., Jolliff, B.L., McLennan, S.M., Tosca, N.J., Bell III, J.F., Calvin, W.M., Farrand, W.H., Glotch, T.D., Golombek, M.P., Herkenhoff, K.E., Johnson, J.R., Klingelhoefer, G., McSween, H.Y., Yen, A.S. (2006) Two years at Meridiani Planum: Results from the Opportunity Rover. Science, 313, 5792, 1403 doi: 10.1126/science.1130890.

Squyres, S.W., Aharonson, O., Arvidson, R.E., Bell III, J.F., Christensen, P.R., Clark, B.C., Crisp, J.A., Farrand, W.H., Glotch, T., Golombek, M.P., Grant, J., Grotzinger, J., Herkenhoff, K.E., Johnson, J.R., Jolliff, B.L., Knoll, A.H., McLennan, S.M., McSween, H.Y., Moore, J.M., Rice, J.W., Tosca, N.J. (2006) Planetary Science: Bedrock Formation at Meridiani Planum. Nature, 443, E1-E2, doi:10.1038/nature05212.

Wang, A., Haskin, L.A., Squyres, S.W., Arvidson, R.E., Jolliff, B.L., Crumpler, L., Gellert, R., Schroeder, C., Herkenhoff, K., Hurowitz, J.A., Tosca, N.J., Farrand, W., Anderson, R.C. (2006) Sulfate deposition in subsurface regolith exposed in trenches at the plains traversed by the Spirit rover in Gusev Crater, Mars. Journal of Geophysical Research – Planets, 111, E02S17, doi: 10.1029/2005JE002513.

Wang, A., Korotev, R.L., Jolliff, B.L., Haskin, L.A., Crumpler, L., Farrand, W., Herkenhoff, K.E., de Souza, P., Kusack, A.G., Hurowitz, J.A., Tosca, N.J. (2006) Evidence of phyllosilicates in Wooly Patch, an altered rock encountered at West Spur, Columbia Hills by the Spirit rover in Gusev crater, Mars, Journal of Geophysical Research – Planets, 111, E02S16, doi: 10.1029/2005JE002516.

Hurowitz, J.A., McLennan, S.M., Tosca, N.J., Arvidson, R.E., Michalski, J.R., Ming, D.W., Schroeder, C., Squyres, S.W. (2006) In situ and experimental evidence for acidic weathering of rocks and soils on Mars, Journal of Geophysical Research – Planets, 111, E02S19, doi: 10.1029/2005JE002515.

Arvidson, R. E., and 60 others (including N.J. Tosca) (2006), Overview of the Spirit Mars Exploration Rover Mission to Gusev Crater: Landing Site to Backstay Rock in the Columbia Hills, Journal of Geophysical Research – Planets, 111, E02S01, doi: 10.1029/2005JE002499.

Tosca, N.J. and McLennan, S.M. (2006) Chemical divides and evaporite mineral assemblages on Mars. Earth and Planetary Science Letters, 241, 1-2, 21-31, doi: 10.1016/j.epsl.2005.10.021.

Knoll, A.H., Carr, M.H., Clark, B.C., Des Marais, D.J., Farmer, J.D., Fischer, W.W., Grotzinger, J.P., Hayes, A., McLennan, S.M., Malin, M.C., Schroeder, C., Squyres, S.W., Tosca, N.J., Wdowiak, T. (2005) An astrobiological perspective on Meridiani Planum. Earth and Planetary Science Letters, 240, 1, 179-189, doi: 10.1016/j.epsl.2005.09.045.

Grotzinger, J.P., Bell, J.F., Calvin, W., Clark, B.C., Fike, D., Golombek, M., Greeley, R., Herkenhoff, K.E., Jolliff, B., Knoll, A.H., Malin, M., McLennan, S.M., Parker, T., Soderblom, L., Sohl-Dickstein, J.N., Squyres, S.W., Tosca, N.J., Watters, W. (2005) Stratigraphy, sedimentology and depositional environment of the Burns Formation, Meridiani Planum, Mars. Earth and Planetary Science Letters, 240, 1, 11-72, doi: 10.1016/j.epsl.2005.09.039.

Clark, B.C., McLennan, S.M., Morris, R.V., Gellert, R., Jolliff, B.L., Knoll, A.H., Lowenstein, T.K., Ming, D.W., Tosca, N.J., Christensen, P.R., Gorevan, S., Yen, A.S., Brückner, J., Calvin, W., Dreibus, G., Farrand, W., Klingelhöfer, G., Wänke, H., Zipfel, J., Bell, J.F., Squyres, S.W., Grotzinger, J.P., McSween, H.Y., Rieder, R., Herkenhoff, K.E. (2005) Chemistry and mineralogy of outcrops at Meridiani Planum. Earth and Planetary Science Letters, 240, 1, 73-94, doi: 10.1016/j.epsl.2005.09.040.

McLennan, S. M., and 31 others (including Tosca, N.J.) (2005) Provenance and diagenesis of the evaporite-bearing Burns formation, Meridiani Planum, Mars. Earth and Planetary Science Letters, 240, 1, 95-121, doi: 10.1016/j.epsl.2005.09.041.

Tosca, N.J., McLennan, S.M., Clark, B.C., Grotzinger, J.P., Hurowitz, J.A., Knoll, A.H., Schröder, C., Squyres, S.W. (2005) Geochemical Modeling of Evaporation Processes on Mars: Insight from the Sedimentary Record at Meridiani Planum. Earth and Planetary Science Letters, 240, 1, 122-148, doi: 10.1016/j.epsl.2005.09.042.

Yen, A., and 35 others (including Tosca, N.J.) (2005) An integrated view of the chemistry and mineralogy of Martian soils, Nature, 436, 7047, 49-54, doi: 10.1038/nature03637.

Crumpler, L., and 30 others (including Tosca, N.J.) (2005) MER geologic traverse by the Spirit Rover in the plains of Gusev Crater, Mars. Geology, 33, 10, 809-812, doi: 10.1130/G21673.1.

Haskin, L.A., and 29 others (including Tosca, N.J.) (2005) Water alteration of rocks and soils from the Spirit rover site in Gusev Crater, Nature, 436, 7047, 66-69, doi: 10.1038/nature03640.

Tosca, N.J., McLennan, S.M., Lindsley, D.H., Schoonen, M.A.A. (2004) Acid-sulfate weathering of synthetic Martian basalt: The acid fog model revisited, Journal of Geophysical Research, 109, E05003, doi: 10.1029/2003JE002218.