Assistant Professor, Department of Earth Sciences, Dartmouth College
James B. Macelwane Medal, American Geophysical Union, 2024
Donath Medal, Geological Society of America, 2024
Hisashi Kuno Award, American Geophysical Union, 2023
Class of 1962 Faculty Fellowship, Dartmouth College, 2023
Computational Science Graduate Fellowship, U.S. Department of Energy, 2012-2016
Centennial Fellowship, Princeton University Graduate College, 2010-2012
Frank H.T. Rhodes Award, Department of Earth and Atmospheric Sciences, Cornell University, 2010
Ann S. and Robert R. Morley Student Research Grant, Cornell University, 2009
Keller, C.B. (2010). Chemical Constraints on the Origin of the Frailes Volcanic Complex in the Central Andean Altiplano Plateau, Bolivia. B.S. Thesis, Cornell University. doi: 10.31237/osf.io/y6kv4
Keller, C.B. & Schoene, B. (2012). Statistical geochemistry reveals disruption in secular lithospheric evolution about 2.5 Gyr ago. Nature 485, 490–493.
Keller, C.B., Schoene, B., Barboni, M., Samperton, K.M. & Husson, J.M. (2015). Volcanic–plutonic parity and the differentiation of the continental crust. Nature 523, 301–307.
Samperton, K.M., Schoene, B., Cottle, J.M., Keller, C.B., Crowley, J.L., and Schmitz, M.D. (2015). Magma emplacement, differentiation and cooling in the middle crust: Integrated zircon geochronological–geochemical constraints from the Bergell Intrusion, Central Alps. Chemical Geology 417, 322–340.
Deering, C.D., Keller, C.B., Schoene, B., Bachmann, O., Beane, R., & Ovtcharova, M. (2016). Zircon Record of the Plutonic-Volcanic Connection and Protracted Rhyolite Melt Extraction. Geology 44 (4), 267-270.
Keller, C.B. (2016). Geochemical Evolution of Earth’s Continental Crust. Doctoral dissertation, Princeton University, Princeton NJ. 184 pp. doi: 10.31237/osf.io/q7yra
Barboni, M., Boehnke, P., Keller, C.B., Kohl, I., Schoene, B., Young, E.D., and McKeegan, K.D. (2017). Early Formation of the Moon 4.51 billion years ago. Science Advances 3, e1602365.
Keller, C.B., Boehnke, P., and Schoene, B. (2017) Temporal variation in relative zircon abundance throughout Earth history. Geochemical Perspectives Letters 3, 179–189.
Schaen, A.J., Cottle, J.M., Singer, B.S., Garbaldi, N., Keller, C.B., and Schoene, B. (2017). Complementary crystal accumulation and rhyolite melt segregation in late Miocene Andean plutons. Geology 45 (9), 835-838.
Samperton, K.M., Bell., E.A., Barboni., M., Keller, C.B., and Schoene, B. (2017) Zircon age–temperature–compositional spectra in plutonic rocks. Geology 45 (11), 983–986.
Keller, C.B. & Schoene, B. (2018). Plate tectonics and continental basaltic geochemistry throughout Earth history. Earth and Planetary Science Letters 481, 290–304.
Stolper, D.A. & Keller, C.B. (2018). A record of deep-ocean dissolved O2 from the oxidation state of iron in submarine basalts. Nature 553, 323–327.
Boehnke, P., Bell, E.A., Stephan, T., Trappitsch, R., and Keller, C.B., Pardo, O.S., Davis, A.M., Harrison, T.M, and Pellin, M.J. (2018). Potassic, high-silica Hadean crust. Proceedings of the National Academy of Sciences 115 (25) 6353-6356.
Ratschbacher, B.C. et al. (2018). A New Workflow to Assess Emplacement Duration and Melt Residence Time of Compositionally Diverse Magmas Emplaced in a Sub-volcanic Reservoir. Journal of Petrology 59 (9), 1787-1809.
Ratschbacher, B.C. et al. (2018). A New Workflow to Assess Emplacement Duration and Melt Residence Time of Compositionally Diverse Magmas Emplaced in a Sub-volcanic Reservoir. Journal of Petrology 59 (9), 1787-1809.
Parsons-Davis, T. et al. (2018). New measurement of the 238U decay constant with inductively coupled plasma mass spectrometry. Journal of Radioanalytical and Nuclear Chemistry 318 (1), 711–721.
Keller, C.B., Schoene, B., & Samperton, K.M. (2018). A Stochastic Sampling Approach to Zircon Eruption Age Interpretation. Geochemical Persectives Letters 8, 31–35
Keller, C.B. (2018). Chron.jl: A Bayesian framework for integrated eruption age and age-depth modelling. https://doi.org/10.17605/osf.io/TQX3F
Keller, C.B., Husson, J.M., Mitchell, R.N., Bottke, W.F., Gernon, T.M., Bell, E.A., Swanson-Hysell, N.L., & Peters, S.E. (2019). Neoproterozoic glacial origin of the Great Unconformity. Proceedings of the National Academy of Sciences 116 (4), 1136-1145.
Schoene, B., Eddy, M.P., Samperton, K.M., Keller, C.B., Keller, G., Adatte, T., & Khadri, S.F.R. (2019). U-Pb constraints on pulsed eruption of the Deccan Traps across the end-Cretaceous mass extinction. Science 363 (6429), 862–866.
Deino, A.L., Dommain, R., Keller, C.B., Potts, R., Behrensmeyer, A.K., Beverly, E.J., King, J., Heil, C.W., Stockhecke, M., Brown, E.T., Moerman, J., de Menocal, P., Levin, N.E., & ODP Scientific Team. (2019). Chronostratigraphic model of a high-resolution drill core record of the past million years from the Koora Basin, south Kenya Rift: Overcoming the difficulties of variable sedimentation rate and hiatuses. Quaternary Science Reviews 215, 213–231.
Griffis, N.P., Montañez, I.P., Mundil, R., Richey, J., Isbell, J., Fedorchuk, N., Linol, B., Ianuzzi, R., Vesely, F., Mottin, T., da Rosa, E., Keller, B., & Yin, Q.-Z. (2019). Coupled stratigraphic and U-Pb zircon age constraints on the late Paleozoic icehouse-to-greenhouse turnover in south-central Gondwana. Geology 47 (12), 1146–1150.
Deino, A.L., Sier, M.J., Garello, D., Keller, B., Kingston, J., Scott, J., Dupont-Nivet, G., & Cohen, A. (2019). Chronostratigraphy of the Baringo-Tugen-Barsemoi (HSPDP-BTB13-1A) core – 40Ar/39Ar dating, magnetostratigraphy, tephrostratigraphy, sequence stratigraphy and Bayesian age modeling. Palaeogeography, Palaeoclimatology, Palaeoecology 523, 109258.
Keller, C.B., Boehnke, P., Schoene, B., and Harrison, T.M. (2019) Stepwise chemical abrasion–isotope dilution–thermal ionization mass spectrometry with trace element analysis of microfractured Hadean zircon, Geochronology 1 (1), 85–97.
Keller, C.B. and Harrison, T.M. (2020). Constraining crustal silica on ancient Earth. Proceedings of the National Academy of Sciences 117 (35), 21101–21107.
Potts, R., Dommain, R., Moerman, J.W, Behrensmeyer, A.K., Deino, A.L., Riedl, S., Beverly, E.J., Brown, E.T., Deocampo, D., Kinyanjui, R., Lupien, R., Owen, R.B., Rabideaux, N., Russell, J.M., Stockhecke, M., deMenocal, P., Faith, J.T., Garcin, Y., Noren, A., Scott, J.J, Western, D., Bright, D., Clark, J.B., Cohen, A.S., Keller C.B., King, J., Levin, N.E., Shannon K.B, Muiruri, V., Renaut, R.W, Rucina, S.M., & Uno, K. (2020). Increased ecological resource variability during a critical transition in hominin evolution. Science Advances 6 (43), eabc8975
Drabon, N., Byerly, B.L., Byerly, G.R., Wooden, J.L., Keller, C.B., & Lowe, D.R. (2021) Heterogeneous Hadean crust with ambient mantle affinity recorded in detrital zircons of the Green Sandstone Bed, South Africa. Proceedings of the National Academy of Sciences 118 (8), doi.org/10.1073/pnas.2004370118.
Lipp, A.G., Shorttle, O., Sperling, E.A., Brocks, J.J., Cole, D.B., Crockford, P.W., Del Mouro, L., Dewing, K., Dornbos, S.Q., Emmings, J.F., Farrell, U.C., Jarrett, A., Johnson, B.W., Kabanov, P., Keller, C.B., Kunzmann, M., Miller, A.J., Mills, N.T., O’Connell, B., Peters, S.E., Planavsky, N.J., Ritzer, S.R., Schoepfer, S.D., Wilby, P.R., & Yang, J. (2021) The composition and weathering of the continents over geologic time. Geochemical Perspectives Letters 17, 21–26.
Mehra, A, Keller, C.B., Zhang, T., Tosca, N.J., McLennan, S.M., Sperling, E., Farrell, U., Brocks, J., Canfield, D., Cole, D., Crockford, P., Cui, H., Dahl, T.W., Dewing, K, Emmings, J, Gaines, R.R., Gibson, T., Gilleaudeau, G.J., Guilbaud, R., Hodgkiss, M., Jarrett, A., Kabanov, P., Kunzmann, M, Li, C., Loydell, D.K., Lu, X., Miller, A., Mills, N.T., Mouro, L.D., O’Connell, B., Peters, S.E., Poulton, S., Ritzer, S.R., Smith, E., Wilby, P., Woltz, C., & Strauss, J.V. (2021). Curation and Analysis of Global Sedimentary Geochemical Data to Inform Earth History. GSA Today, doi.org/10.1130/GSATG484A.1
Schoene, B., Eddy, M.P., Keller, C.B., & Samperton, K.M. (2021). An evaluation of Deccan Traps eruption rates using geochronologic data. Geochronology 3, 181-198.
Swanson-Hysell, N.L., Avery, M.S., Zhang, Y., Hodgin, E.B., Sherwood, R.J., Apen, F.E, Boerboom, T.J., Keller, C.B., & Cottle, J.M. (2021). The paleogeography of Laurentia in its early years: new constraints from the Paleoproterozoic East-Central Minnesota batholith. Tectonics 40, e2021TC006751
Kinney, S.T., MacLennan, S.A., Keller, C.B., Schoene, B., Setera, J.B., VanTongeren, J.A., & Olsen, P.E. (2021). Zircon U-Pb Geochronology Constrains Continental Expression of Great Meteor Hotspot Magmatism. Geophysical Research Letters 48 (11), e2020GL091390
Peters, S.E., Walton, C.R., Husson, J.M., Quinn, D.P., Shorttle, O., Keller, C.B., & Gaines, R.R. (2021). Igneous rock area and age in continental crust. Geology 49 (10), 1235-1239.
Farrell, Ú. C., et al. (2021). The Sedimentary Geochemistry and Paleoenvironments Project. Geobiology 19 (6), 545-556.
Spencer, C. J., Yakymchuk, C., Kirkland, C. L., Keller, C. B., Moyen, J. F., Johnson, T. E., & Liebmann, J. (2021). Metasediment-derived Melts in Subduction-zone Magmas and their Influence on Crustal Evolution. Journal of Petrology 62 (12), egab093.
McDannell, K.T., Keller, C.B., Guenthner, W.R., Zeitler, P.K., & Shuster, D.L. (2022). Thermochronologic constraints on the origin of the Great Unconformity. Proceedings of the National Academy of Sciences 119 (5), e2118682119.
van Zalinge, M.E, Mark, D.F., Sparks R.S.J., Tremblay, M.M. Keller, C.B., Cooper, F.J. & Rust, A. (2022). Timescales for pluton growth, magma-chamber formation and super-eruptions. Nature 608, 87-92.
Pamukçu, A.S., Schoene, B., Deering, C.D., Keller, C.B. and Eddy, M.P., (2022). Volcano-pluton connections at the Lake City magmatic center (Colorado, USA). Geosphere 10.1130/GES02467.1
McDannell, K.T., Keller, C.B., Guenthner, W.R., Zeitler, P.K., & Shuster, D.L. (2022). Reply to Flowers et. al.: Existing thermochronologic data constrain Snowball glacial erosion below the Great Unconformity. Proceedings of the National Academy of Sciences 119 (38), e2209946119.
Kinney, S.T., MacLennan, S.A., Szymanowski, D., Keller, C.B., VanTongeren, J.A., Setera, J.B., Jaret, S.J., Town, C.F., Strauss, J.V., Bradley, D.C. and Olsen, P.E., 2022. Onset of long-lived silicic and alkaline magmatism in eastern North America preceded Central Atlantic Magmatic Province emplacement. Geology 10.1130/G50181.1
McDannell, K.T., Keller, C.B. (2022). Cryogenian glacial erosion of the central Canadian Shield: The “late” Great Unconformity on thin ice. Geology 10.1130/G50315.1
Green, T., Renne, P.R., & Keller, C.B. (2022). Continental flood basalts drive Phanerozoic extinctions. Proceedings of the National Academy of Sciences 119 (38), e2120441119.
Pye, A.E., Hodges, K.V., Keller, C.B., Law, R.D., van Soest, M.C., Bhandari, B., & McDonald, C.S. (2022). Prolonged Slip on the South Tibetan Detachment Constrains Tectonic Models for Synorogenic Extension in the Central Himalaya. Tectonics e2022TC007298
Keller, C.B., McDannell, K.T., Guenthner, W.R., & Shuster, D.L. (2022). Thermochron.jl: Open-source time-Temperature inversion of thermochronometric data. https://doi.org/10.17605/osf.io/wq2U5
Keller, C.B. "Pb-loss-aware Eruption/Deposition Age Estimation." Geochronology Discussions 2023 (2023): 1-13.
Green, T., Renne, P.R., & Keller, C.B. (2023). Reply to Henehan and Witts: Continental flood basalts drive extinctions after the mid-Mesozoic. Proceedings of the National Academy of Sciences, 120(21), e2304194120.
Pease, G., Gelb, A., Lee, Y., & Keller, C.B. (2023). A Bayesian Formulation for Estimating the Composition of Earth's Crust. Journal of Geophysical Research: Solid Earth, 128(7), e2023JB026353.
Zhang, T., Keller, C.B., Hoggard, M.J., Rooney, A.D., Halverson, G.P., Bergmann, K.D., Crowley, J.L., & Strauss, J.V. (2023). A Bayesian framework for subsidence modeling in sedimentary basins: A case study of the Tonian Akademikerbreen Group of Svalbard, Norway. Earth and Planetary Science Letters, 620, 118317.
Cox, A.A., & Keller, C.B. (2023). A Bayesian inversion for emissions and export productivity across the end-Cretaceous boundary. Science, 381(6665), 1446-1451.
Condon, D., et al. (2024) Recommendations for the reporting and interpretation of isotope dilution U-Pb geochronological information. GSA Bulletin 10.1130/B37321.1
Roberts, N.M.W.; Yakymchuk, C.; Spencer, C.J.; Keller, C.B.; & Tapster. S.R. (2024). Revisiting the discrimination and distribution of S-type granites from zircon trace element composition. Earth and Planetary Science Letters, 633, 118638.
Roberts, N. M., Spencer, C. J., Puetz, S., Keller, C. B., & Tapster, S. (2024). Regional trends and petrologic factors inhibit global interpretations of zircon trace element compositions. Geoscience Frontiers, 101852.
Ratschbacher, B.C., Ardill, K., Keller, C.B., Schoene, B., Paterson, S.R., Putirka, K.D., Lackey, J.S., & Paige, M.L. (2024) Multi-scale, open-system magmatic and sub-solidus processes contribute to the chemical and isotopic characteristics of the Jurassic Guadalupe Igneous Complex, Sierra Nevada, California, USA. Geosphere 20 (4): 1005–1029.
Edwards, G.H., Keller, C.B., Newton, E.R. and Stewart, C.W., 2024. An early giant planet instability recorded in asteroidal meteorites. Nature Astronomy doi: 10.1038/s41550-024-02340-6
Baudry, A., Singer, B.S., Jicha, B., Jilly-Rehak, C.E., Vazquez, J.A. and Keller, C.B. (2024) A Bayesian age from dispersed plagioclase and zircon dates in the Los Chocoyos ash, Central America. Earth and Planetary Science Letters 643, 118826.