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HILTON, DAVID

Professor of Geochemistry

Degrees:

• B.S., University of Liverpool, U.K.
• M.S., University of London, U.K.
• Ph.D., University of Cambridge, U.K.

Research Interests:

• Noble gas geochemistry of mantle-derived rocks and fluids
• Volatile mass balance of subduction zones
• Stable isotope-noble gas isotope and relative abundance relationships in oceanic basalts
• Hydrogeological applications of noble gases

Courses Recently Taught:

• ESYS150: Environmental Perils
• SIO 106: Introduction to Hydrogeology
• SIO 155: Whole Earth Geochemistry
• SIO 251: Whole Earth Geochemistry
• SIO102: Introduction to Geochemistry
• SIO144: Intro to Isotope Geochemistry
• SIO155: Petrology & Geochem/Earth
• SIO155: Whole Earth Geochemistry
• SIO240: Marine Geology
• SIO251: Petrology & Geochem/Earth
• SIO251: Whole Earth Geochemistry
• SIO252A: Intro to Isotope Geochemistry
• SIO252B: Advanced Isotope GeochemistryI
• SIO30: The Oceans

Mentoring:

• Franz, Brian (Masters; 2010-)
• Tekverk, Maryann (Graduate; 2010-)
• Halldorsson, Saemi (Graduate; 2008-)
• Haber, Sam (Masters; 2007-2009)
• Barry, Peter (Graduate; 2006-)
• Hahm, Doshik (Post Doc; 2006-2009)
• Ray, Mary (Masters; 2005-2006)
• Cherene, Andrew (Masters; 2004-2005)
• Fueri, Evelyn (Graduate; 2004-2010)
• de Leeuw, Diana (Graduate; 2001-2007)
• Jaffe, Lillie (Masters; 2001-2002)
• Shaw, Alison (Graduate; 1998-2003)
• Kulongoski, Justin (Graduate; 1996-2003)
• Macpherson, Colin (Post Doc; 1996-1998)

Hilton, D.R., Fischer, T.P. and Marty, B. (2002) Noble gases and volatile recycling at subduction zones. Rev. Mineral. Geochem. 47 pp 319-370.

Hilton, D.R. and Porcelli, D. (2003) Noble gases as mantle tracers. In: The Mantle and Core (ed. Carlson, R.W.) Vol. 2 Treatise on Geochemistry (eds. Holland, H.D. and Turekian, K.K.), Elsevier-Pergamon, Oxford, UK pp 277-318.

Wiens, D.A., Shore, P.J., Sauter, A., Hilton, D.R., Fischer, T. and Camacho, J. T. (2004) Observing the historic eruption of Northern Mariana Islands Volcano. EOS Trans. Am. Geophys. Union 85 10.1029/2004EO010003 (2 pages).

Stimac, J.A., Goff, F., Counce, D., Larocque, A.C.L., Hilton, D.R. and Morgenstern, E. (2004) The crater lake and hydrothermal system of Mount Pinatubo, Philippines: evolution in the decade after eruption. Bull. Volcanol. 66 pp 149-167.

Shaw, A. M., Hilton, D.R., Macpherson, C.G. and Sinton, J.M. (2004) The CO2-He-Ar-H2O systematics of the Manus back-arc basin: resolving source composition from degassing and contamination effects. Geochim. Cosmochim. Acta 68 pp 1837-1856.

Jaffe, L.A., Hilton, D.R., Fischer, T.P. and Hartono, U. (2004) Tracing magma sources in an arc-arc collision zone: Helium and carbon isotope and relative abundance systematics of the Sangihe Arc, Indonesia. Geochemistry, Geophysics, Geosystems 5 Q04J10, 10.1029/2003GC000660 (17 pages).

Zimmer, M.M., Fischer, T.P., Hilton, D.R., Alvarado, G., Sharp, Z.D. and Walker, J.A. (2004) Nitrogen systematics and gas fluxes of subduction zones: Insights from Costa Rica arc volatiles. Geochemistry, Geophysics, Geosystems 5 Q05J11, 10.1029/2003GC000651 (19 pages).

Kulongoski, J.T., Hilton, D.R. and Selaolo, E.T. (2004) Climate variability in the Botswana Kalahari from the late Pleistocene to the present-day. Geophys. Res. Lett. 31 L10204, 10.1029/2003GL019238 (5 pages).

Clor, L.E., Fischer, T.P., Hilton, D.R., Sharp, Z.D. and Hartono, U (2005) Volatile and N-isotopic chemistry of the Molucca Sea collision zone: tracing source components along the Sangihe Arc, Indonesia. Geochemistry, Geophysics, Geosystems 6 Q03J14, 10.1029/2004GC000825 (20 pages).

Macpherson, C.G., Hilton, D.R., Day, J.M.D., Lowry, D. and Gronvold, K. (2005) High 3He/4He, depleted mantle and low 18O, recycled oceanic lithosphere in the source of central Iceland lavas. Earth Planet. Sci. Lett. 233 pp 411-427.

Sapienza, G., Hilton, D.R. and Scribano, V. (2005) Helium isotopes in peridotite mineral phases from the Hyblean Plateau xenoliths (south-eastern Sicily, Italy). Chem. Geol. 219 pp 115-129.

McGonigle, A.J.S., Hilton, D.R., Fischer, T.P. and Oppenheimer, C. (2005) Plume velocity determination for volcanic SO2 flux measurements. Geophys. Res. Lett. 32 L11302, 10. 1029/2005GL022470 (4 pages).

Fischer, T.P., Takahata, N., Sano, Y., Sumino, H. and Hilton, D.R. (2005) Nitrogen isotopes of the mantle: insights from mineral separates. Geophys. Res. Lett. 32 L11305, 10.1029/2005GL022792 (5 pages).

Hilton, D.R., Pallister, J.S. and Pua, R. (2005) Introduction to the special issue on the 2003 Eruption of Anatahan Volcano, Commonwealth of the Northern Mariana Islands (CNMI). J. Volcanol. Geotherm. Res. 146 pp 1-7.

de Moor, M., Fischer, T.P., Hilton, D.R., Hauri, E. Jaffe, L. A. and Camacho, J.T. (2005) Degassing at Anatahan volcano during the May 2003 eruption: Implications from petrology, ash leachates, and SO2 emissions. J. Volcanol. Geotherm. Res. 146 pp 117-138.

Wade, J.A., Plank, T., Stern, R.J., Tollstrop, D., Gill, J., O’Leary, J., Eiler, J., Moore, R.B., Woodhead, J.D., Trusdell, F., Fischer, T.P and Hilton, D.R. (2005) The May 2003 eruption of Anatahan volcano, Mariana Islands: geochemical evolution of a silicic island arc volcano. J. Volcanol. Geotherm. Res. 146 pp 139-170.

Kulongoski, J.T., Hilton, D.R. and Izbicki, J.A. (2005) Source and movement of helium in the eastern Morongo groundwater Basin: the influence of regional tectonics on crustal and mantle helium fluxes. Geochim. Cosmochim. Acta 69 pp 3857-3872.

Fischer, T.P., Shaw, A.M. and Hilton, D.R. (2007) Gas geochemistry of volcanic and hydrothermal fluids of Central America. In: Central America: Geology, Resources and Hazards (eds. Bundschuh, J. and Alvarado, G.E.), Taylor and Francis, Leiden, The Netherlands, volume 2, pp 839-867.

Forrest, M.J., Ledesma-Vázquez, J., Ussler III, W., Kulongoski, J.T., Hilton, D.R. and Greene, H.G. (2005) Gas geochemistry of shallow-water hydrothermal activity associated with El Requeson fault zone in Bahia Concepion, Baja California Sur, Mexico. Chemical Geology 224, pp 82-95.

Gulec, N. and Hilton, D.R. (2006) Helium and heat distribution in western Anatolia: relationships to active extension and volcanism, in Dilek, Y., and Pavlides, S., eds., Postcollisional tectonics and magmatism in the Mediterranean region and Asia: Geological Society of America Special Paper 409, p. 305-319.

Varekamp, J.C., de Moor, M., Merrill, M.D., Colvin, A.S., Goss, A.R., Vroon, P.Z., and Hilton, D.R. (2006) Geochemistry and isotopic characteristics of the Caviahue-Copahue volcanic complex, Province of Neuquén, Argentina, in Kay, S.M., and Ramos, V.A., eds., Evolution of an Andean margin: A tectonic and magmatic view from the Andes to the Neuquén Basin (35°–39°S lat): Geological Society of America Special Paper 407, pp 317–342.

Day, J.M.D., Hilton, D.R., Pearson, D.G., Macpherson, C.G., Kjarsgaard, B.A. and Janney, P.E. (2005) Absence of a high time-integrated 3He/(U+Th) source in the mantle beneath continents. Geology 33, pp 733-736.

Pik, R., Marty, B. and Hilton, D.R. (2006) How many plumes in Africa? The geochemical point of view. Chemical Geology 226, pp 100-114.

Macpherson, C.G., Hilton, D.R., Mertz, D.F. and Dunai, T. (2005) Sources, degassing and contamination of CO2, H2O, He, Ne and Ar in basaltic glasses from Kolbeinsey Ridge, North Atlantic. Geochim. Cosmochim. Acta 69, pp 5729 - 5746.

Newell, D.L., Crossey, L.J., Karlstrom, K.E., Fischer, T.P. and Hilton, D.R. (2005) Continental-scale links between the mantle and groundwater systems of the western United States: evidence from travertine springs and regional He isotope data. GSA Today 15 (12), pp 4-10.

Crossey, L.J., Fischer, T.P., Patchett, J.P., Karlstrom, K.E., Hilton, D.R., Newell, D.L., Huntoon, P., Reynolds, A.C. and De Leeuw, G.A.M. (2006) Dissected hydrologic system at Grand Canyon: interaction between deeply-derived fluids and plateau aquifer waters in modern springs and travertine. Geology 34, pp 25-28.

Shaw, A.M., Hilton, D.R., Fischer, T.P., Walker, J.A. and De Leeuw, G.A. (2006) Helium isotope variations in mineral separates from Costa Rica and Nicaragua: Assessing crustal contributions, time scale variations and diffusion-related mechanisms. Chemical Geology 230, pp 124-139.

Elkins L.J., Fischer T.P., Hilton D.R., Sharp, Z.D., McKnight S. and Walker J. (2006) Tracing nitrogen in volcanic and geothermal volatiles from the Nicaraguan volcanic front. Geochim. Cosmochim. Acta. 70, pp 5215-5235.

De Leeuw, G.A., Hilton, D.R., Fischer, T.P. and Walker, J.A. (2007) The He-CO2 isotope and relative abundance characteristics of geothermal fluids in El Salvador and Honduras: new constraints on volatile mass balance of the Central American Volcanic Arc. Earth Planet. Sci. Lett. 258, pp 132-146.

Hilton, D.R., Fischer, T.P., McGonigle, A.J.S. and de Moor, J. M. (2007) Variable SO2 emission rates for Anatahan volcano, the Commonwealth of the Northern Mariana Islands: Implications for deriving arc-wide volatile fluxes from erupting volcanoes. Geophys. Res. Lett., 34, L14315, doi:10.1029/2007GL030405 (5 Pages).

Hilton, D.R. (2007) Perspectives in Geochemistry: The leaking mantle. Science 318, pp 1389-1390.

Kulongoski, J.T., Hilton, D.R., Cresswell, R.G., Hostetler, S. and Jacobson, G. (2008) Helium-4 characteristics of groundwaters from Central Australia: Comparative chronology with chlorine-36 and carbon-14 dating techniques. J. Hydrology 348, pp 176-194.

Mutlu, H., Gulec, N. and Hilton, D.R. (2008) Helium-carbon relationships in geothermal fluids of western Anatolia, Turkey. Chem. Geol. 247, pp 305-321.

Deeds, D. A., Vollmer, M.K., Kulongoski, J.T., Miller, B.R., Muhle, J., Harth, C.M., Izbicki, J.A., Hilton, D.R. and Weiss, R.F. (2008) Evidence for crustal degassing of CF4 and SF6 in Mojave Desert groundwaters. Geochim. Cosmochim. Acta 72, pp 999-1013.

Suer, S., Gulec, N., Mutlu, H., Hilton, D.R., Cifter, C. and Sayin, M. (2008) Geochemical monitoring of geothermal waters (2002-2004) along the North Anatolian Fault Zone, Turkey: spatial and temporal variations and relationship to seismic activity. Pure & Applied Geophys. 165, pp 17-43.

Tian, L., Castillo, P.R., Hawkins, J.W., Hilton, D.R., Hanan, B. and Pietruszka, A.J. (2008) Major and trace element and Sr-Nd isotope signature of the mantle beneath the Central Lau Basin: Implications for the nature and influence of subduction components. J. Volcanol. Geotherm. Res. 178, 657-670.

Newell, D.L., Jessup, M.J., Cottle, J.M., Hilton, D.R., Sharp, Z. and Fischer, T. (2008) Aqueous and isotope geochemistry of mineral springs along the southern margin of the Tibetan plateau: Implications for fluid sources and regional degassing of CO2. Geochemistry, Geophysics, Geosystems 9, Q08014, 10.1029/2008GC002021 (20 pages).

Shaw, A. M., Hauri, E., Fischer, T.P., Hilton, D. R. and Kelley, K. (2008) Hydrogen isotopes in Mariana arc melt inclusions: implications for subduction dehydration and the deep-Earth water cycle. Earth Planet. Sci. Lett. 275, pp 138-145.

Hahm, D., Hilton, D.R., Cho, M. Wei, H. and Kim, K.R. (2008) Geothermal He and CO2 variations at Changbaishan intra-plate volcano (NE China) and the nature of the sub-continental lithospheric mantle. Geophys. Res. Lett. 35, L22304, doi:10.1029/2008GL035955 (5 Pages).

Crossey, L.J., Karlstrom, K.E., Newell, D.L., Springer, A., Hilton, D.R. and Fischer, T.P. (2009). Degassing of mantle-derived CO2 and 3He from springs in the southern Colorado Plateau region – flux rates, neotectonic connections, and implications for groundwater systems. Geol. Soc. Am. Bull. 121, pp 1034-1053.

Ray, M. C., Hilton, D.R., Munoz, J., Fischer, T.P. and Shaw, A. M. (2009) The effects of volatile recycling, degassing and crustal contamination on the helium and carbon geochemistry of hydrothermal fluids from the Southern Volcanic Zone of Chile. Chemical Geology 266, pp 38-49.

Fischer, T.P., Burnard, P., Marty, B., Hilton, D.R., Fueri, E., Palhol, F., Sharp, Z.D. and Mangasini, F. (2009) Upper-mantle volatile chemistry at Oldoinyo Lengai volcano and the origin of carbonatites. Nature 459, pp 77-80.

Barry, P.H., Hilton, D.R., Tryon, M.D., Brown, K.M. and Kulongoski, J.T. (2009) A new syringe pump apparatus for the retrieval and temporal analysis of helium in groundwaters and geothermal fluids. Geochemistry, Geophysics, Geosystems, 10, Q05004, doi: 10.1029/2009GC002422 (9 pages).

Kulongoski, J.T., Hilton, D.R., Izbicki, J.A. and Belitz, K. (2009) Evidence for prolonged El Nino-like conditions in the Pacific during the Late Pleistocene: a 43 ka noble gas record from California groundwaters. Quat. Sci. Rev. 28, pp 2465-2473.

Füri, E., Hilton, D.R., Brown, K.M. and Tryon, M.D. (2009) Helium Systematics of Cold Seep Fluids at Monterey Bay, California (USA): Temporal variations and mantle contributions. Geochemistry, Geophysics, Geosystems 10, Q08013, doi:10.1029/2009GC002557 (18 pages).

Hahm, D., Castillo, P.R. and Hilton, D.R. (2009) A deep mantle source of high 3He/4He ocean island basalts (OIB) inferred from Pacific near-ridge seamounts. Geophys. Res. Lett. 36, L20316, doi:10.1029/2009GL040560 (5 pages).

Barnes, J.D., Sharp, Z.D., Fischer, T.P., Hilton, D.R. and Carr, M.J. (2009) Chlorine isotope variations along the Central American volcanic front and back arc. Geochemistry, Geophysics, Geosystems 10, Q11S17, doi:10.1029/2009GC002587 (17 pages).

De Leeuw, G.A., Hilton, D.R., Güleç, N. and Mutlu, H. (2010) Regional and temporal variations in CO2/3He, 3He/4He and δ13C along the North Anatolian Fault Zone, Turkey. Applied Geochemistry 25, pp 524-539.

Mitchell, E.C., Fischer, T.P., Hilton, D.R., Hauri, E.H., Shaw, A.M., de Moor, J. M., Sharp, Z.D. and Kazahaya, K. (2010) Nitrogen sources and recycling at subduction zones: Insights from the Izu-Bonin-Mariana Arc. Geochem. Geophys. Geosyst., 11, Q02X11, doi:10.1029/2009GC002783 (24 pages).

Tryon, M.D., Wheat, C.G. and Hilton, D.R. (2010) Fluid sources and pathways of the Costa Rica erosional convergent margin. Geochem. Geophys. Geosyst., 11, Q04S22, doi:10.1029/2009GC002818 (15 pages).

Füri, E., Hilton, D.R., Tryon, M.D., Brown, K.M., McMurtry, G.M., Brückmann, W. and Wheat, C. G. (2010) Carbon release from submarine seeps at the Costa Rica fore-arc: Implications for the volatile cycle at the Central America convergent margin. Geochem. Geophys. Geosyst., 11, Q04S21, doi:10.1029/2009GC002810 (18 pages).

Füri, E., Hilton, D.R., Halldorsson, S.A., Barry, P.H., Hahm, D., Fischer, T.P. and Gronvold, K. (2010) Apparent decoupling of the He and Ne isotope systematics of the Icelandic mantle: the role of He depletion, melt mixing, degassing fractionation and air interaction. Geochim. Cosmochim. Acta. 74, pp 3307-3332.

Hilton, D.R., Ramirez, C.J., Mora-Amador, R., Fischer, T.P., Füri, E., Barry, P.H. and Shaw, A.M. (2010) Monitoring of temporal and spatial variations in fumarole helium and carbon dioxide characteristics at Poas and Turrialba volcanoes, Costa Rica (2001-2009). Geochemical Journal 44, pp 431-440.

De Moor, J.M., Fischer, T.P., Sharp, Z.D., Hauri, E., Hilton, D.R. and Atudorei, V. (2010) Sulfur isotope fractionation during the May 2003 eruption of Anatahan volcano, Mariana Islands: Implications for sulfur sources and plume processes. Geochim. Cosmochim. Acta 74, pp 5382-5397.

Macpherson, C.G., Hilton, D.R. and Hammerschmidt, K. (2010). No slab-derived CO2 in Mariana Trough back-arc basalts: implications for carbon subduction and for temporary storage of CO2 beneath slow spreading ridges. Geochem. Geophys. Geosyst., 11, Q11007, doi:10.1029/2010GC003293 (25 pages).

Kulongoski, J.T. and Hilton, D.R. (2011) Applications of Groundwater Helium. Handbook of Environmental Isotope Geochemistry (In Press).

Füri, E., Hilton, D.R., Murton, B.J., Hemond, C., Dyment, J. and Day, J.M. D. (2011) Helium isotope variations between Réunion Island and the Central Indian Ridge (17º-21ºS): New evidence for ridge-hotspot interaction. J. Geophys. Res. 116, B02207, doi:10.1029/2010JB007609 (17 pages).

Tian, L., Castillo, R.R., Lonsdale, P.F., Hahm, D. and Hilton, D.R. (2011) Petrology and Sr-Nd-Pb-He isotope geochemistry of lavas from fossil spreading centers off Baja California, Mexico. Geochem. Geophys. Geosyst., 12, Q0AC10, doi:10.1029/2010GC003319 (22 pages).

Day, J.M.D. and Hilton, D.R. (2011) Origin of 3He/4He ratios in HIMU-type basalts from Canary Island lavas. Earth Planet. Sci. Lett. 305, pp 226-234.