Robert N. Clayton, Enrico Fermi Distinguished Service Professor Emeritus, Departments of Chemistry and the Geophysical Sciences, Enrico Fermi Institute, and the College

Recent Publications

S.B. Simon, L. Grossman, R.N. Clayton, T.K. Mayeda, J.R. Schwade, P.P. Sipivera, J.F. Wacker, and M. Wadhwa: “The fall, recovery, and classification of the Park Forest meteorite”, Meteorit. Planet. Sci. 39, 625–634 (2004).

G. Kurat, M.E. Varela, F. Brandstätter, G. Weckwerth, R.N. Clayton, H.W. Weber, L. Schultz, E. Wäsch, and M.A. Nazarov: “D’Orbigny: A non-igneous angritic achondrite?”, Geochim. Cosmochim. Acta 68, 1901–1921 (2004).

R.N. Clayton: “Oxygen isotopes in meteorites”, in Treatise on Geochemistry, H.D. Holland and K.K. Turekian, eds., Vol. I, 129–142. Elsevier (2004).

C.N. Foley, T.E.. Economou, and R.N. Clayton: “Final chemical results from the Mars Pathfinder alpha proton X-ray spectrometer”, J. Geophys. Res. Planets 108, Art. 8096 (2003).

C.N. Foley, T.E.. Economou, R.N. Clayton, and W. Dietrich: “Calibration of the Mars Pathfinder alpha proton X-ray spectrometer”, J. Geophys. Res. Planets 108, Art. 8095 (2003).

T.J. Fagan, G.J. Taylor, K. Keil, T.L. Hicks, M. Kilgore, T.E. Bunch, J.H. Wittke, D.W. Mittlefehldt, R.N. Clayton, T.K. Mayeda, O. Eugster, S. Lorenzetti, and M.D. Norman: “NWA 773: Lunar origin and iron enrichment trend”, Meteoritics Planet. Sci. 38, 529–554 (2003).

A.E. Rubin, G.W. Kallemeyn, J.T. Wasson, R.N. Clayton, T.K. Mayeda, M.M. Grady, A.B. Verchovsky, O Eugster, and S. Lorenzetti: “Formation of metal and silicate globules in Gujba: A new Bencubbin-like meteorite fall”, Geochim. Cosmochim. Acta 67, 3283–3298 (2003).

G. Hu and R.N. Clayton: “Oxygen isotope salt effects at high pressure and high temperature and the calibration of oxygen isotope geothermometers”, Geochim. Cosmochim. Acta 67, 3227–3246 (2003).

M.R. Savina, A.M. Davis, C.E. Tripa, M.J. Pellin, R.N. Clayton, R.S. Lewis, S. Amari, R. Gallino, and M. Lugaro: “Barium isotopes in individual presolar silicon carbide grains from the Murchison meteorite”, Geochim. Cosmochim. Acta 67, 3201–3214 (2003).

R.N. Clayton: “Oxygen isotopes in the solar system”, Space Science Reviews 106 19–32 (2003).

M. Kimura, H. Hiyagon, H. Palme, B. Spettel, D. Wolf, R.N. Clayton, T.K. Mayeda, T. Sato, A. Suzuki and H. Kojima: “Yamato 792947, 793408, 82038: The most primitive H chondrites, with abundant refractory inclusions”, Meteoritics Planet. Sci. 37, 1417-1434 (2002)

L.A. Taylor, M.A. Nazarov, C.K.Shearer, H.Y. McSween, Jr., J. Cahill, C.R. Neal, M.A. Ivanova, L.D. Barsukova, R.C. Lentz, R.N. Clayton and T.K. Mayeda: “Martian meteorite Dhofar 019: A new shergottite”, Meteoritics Planet. Sci. 37, 1107-1128 (2002)

T.J. Fagan, G.J. Taylor, K.Keil, T.E. Bunch, A.H. Wittke, R.L. Korotev, B.K. Jolliff, J.J Gillis, L.A. Haskin, E. Jarosewich, R.N. Clayton, T.K. Mayeda, V.A. Fernandes, R. Burgess, G. Turner, O. Eugster and S. Lorenzetti: “Northwest Africa 032: Product of lunar volcanism”, Meteoritics Planet. Sci. 37, 371-394 (2002)

A. Yamaguchi, R.N. Clayton, T.K. Mayeda, M. Ebihara, Y. Oura, Y.N. Miura, H. Haramura, K. Misawa, H. Kojima, and K. Nagao: “A new source of basaltic meteorites inferred from Northwest Africa 011”, Science 12, 334-336 (2002)

R.N. Clayton: “Self-shielding in the solar nebula”, Nature 415, 860-861 (2002).

D.D. Bogard, R.N. Clayton, K. Marti, T. Owen, and G. Turner: “Martian volatiles: Isotopic composition, origin and evolution”, Space Science Reviews 96, 425-458 (2001)

A.N. Halliday, H. Wanke, J.L. Birck, and R.N. Clayton: “The accretion, composition, and early differentiation of Mars”, Space Science Reviews 96, 197-230 (2001)

J. Wang, A.M. Davis, R.N. Clayton, T.K. Mayeda, and A. Hashimoto: “Chemical and isotopic fractionation during the evaporation of the FeO-MgO-SiO2-CaO-Al2O3-TiO2-REE melt system”, Geochim. Cosmochim. Acta 65, 479-494 (2001)

M.K. Weisberg, M. Prinz, R.N. Clayton, T.K. Mayeda, N. Sugiura, S. Zashu, and M. Ebihara: “A new metal-rich chondrite grouplet”, Meteoritics Planet. Sci. 36, 401-418 (2001)

A.E. Rubin, P.H. Warren, J.P. Greenwood, R.S. Verish, L.A. Leshin, R.L. Hervig, R.N. Clayton, and T.K. Mayeda: “Los Angeles: The most differentiated basaltic martian meteorite”, Geology 28, 1011-1014 (2000)

M.I. Petaev, R.S. Clarke, Jr., E. Jarosewich, N.T. Zaslavskaya, N.N. Kononkova, M.S. Wang, M.E. Lipschutz, E.J. Olsen, A.M. Davis, I.M. Steele, R.N.Clayton, T.K. Mayeda, and G.W. Kallemeyn: “The Chaunskij anomalous mesosiderite: Petrology, chemistry, oxygen isotopes, classification and origin”, Geochem. Int. 38, 5322-5350 (2000)

R.N. Clayton: “Atmospheric chemistry – Rock signatures from the sky”, Nature 406, 136-137 (2000)

P.G. Brown, A.R. Hildebrand, M.E. Zolensky, M.M. Grady, R.N. Clayton, T.K. Mayeda, E. Tagliaferri, R. Spaulding, M.D. MacRae, E.L. Hoffman, D.W. Mittlefehdlt, J.F. Wacker, J.A. Bard, M.D. Campbell, R. Carpenter, H. Gingerich, E. Greiner, M.J. Mazur, P.J.A. McCausland, H. Plotkin, and T.R. Mazur: “The fall, recovery, orbit and composition of the Tagish Lake meteorite: A new type of carbonaceous chondrite”, Science 290, 320-325 (2000).

J.S. Boesenberg, A. M. Davis, M. Prinz, M.K. Weisberg, R.N. Clayton, and T.K. Mayeda: “The pyroxene pallasites, Vermillion and Yamato 8451: Not quite a couple”, Meteoritics Planet. Sci. 35, 757-769 (2000)

Th. Stelzner, K. Heide, A. Bischoff, D. Weber, P. Scherer, L. Schultz, M. Happel, W. Schrom, U. Neupert, R. Michel, R.N. Clayton, T.K. Mayeda, G. Bonani, I. Haidas, S. Ivy-Ochs, and M. Suter: “An interdisciplinary study of weathering effects in ordinary chondrites from the Acfer region, Algeria”, Meteoritics Planet. Sci. 32, 787-794 (1999)

R.N. Clayton: “Primordial water”, Science 285, 1364-1365 (1999)

R.N. Clayton and T.K. Mayeda: “Oxygen isotope studies of carbonaceous chondrites”, Geochim. Cosmochim. Acta 63, 2089-2104 (1999)

Wang, J., Davis, A.M., Clayton, R.N., and Hashimoto, A., (1999) Evaporation of Single Crystal Forsterite: Evaporation Kinetics, Magnesium Isotope Fractionation, and Implications of Mass-Dependent Isotopic Fractionation of a Diffusion-Controlled Reservoir. Geochimica et Cosmochimica Acta 63, 953-966. [Abstract]

Clayton R.N. and Mayeda, T.K. (1999) Oxygen Isotope Studies of Carbonaceous Chondrites. Geochimica et Cosmochimica Acta 63, 2089-2104. [Abstract]

Nicolussi, G.K., Pellin, M.J., Lewis, R.S., Davis, A.M., Amari, S. and Clayton, R.N. (1998) Molybdenum Isotopic Composition of Individual Presolar Silicon Carbide Grains from the Murchison Meteorite.Geochimica et Cosmochimica Acta 62, 1093-1104. [Abstract]

Günther, K.N., Davis, A.M., Pellin, M.J., Lewis, R.S., Clayton, R.N., and Amari, S. (1997) s-Process Zirconium in Presolar Silicon Carbide Grains. Science 277, 1281-1283. [Abstract]

Clayton, R.N. and Mayeda, T.K. (1996) Oxygen isotope studies of achondrites. Geochim. Cosmochim. Acta, 60, 1999-2017. [Abstract]

Chacko, T., Hu, X., Mayeda, T.K., Clayton, R.N. and Goldsmith, J.R. (1996) Oxygen isotope fractionations in muscovite, phlogopite and rutile. Geochim. Cosmochim. Acta, 60, 2595-2608.

Santos, R.V. and Clayton, R.N. (1995) Variations of oxygen and carbon isotopes in carbonatites: A study of Brazilian alkaline complexes. Geochim. Cosmochim. Acta, 59, 1339-1352.

Yu, Y., Hewins, R.H., Clayton, R.N. and Mayeda, T.K. (1995) Experimental study of high temperature oxygen isotope exchange during chondrule formation. Geochim. Cosmochim. Acta, 59, 2095-2104.

Humayun, M. and Clayton, R.N. (1995) Potassium isotope cosmochemistry: Genetic implications of volatile element depletion. Geochim. Cosmochim. Acta, 59, 2131-2148.