Alan Brandon


Alan Brandon

Curriculum Vitae PDF

Professor, Isotope Geochemistry

Ph.D. in Geology, University of Alberta, November, l992
M.S. in Geology, University of Oregon, March, 1987
B.S. in Geology, Oregon State University, June, 1983

Office: 327 SR1
Office Hours: W | 1:00p - 4:00p
Phone: (713) 743-2359
TIMS Website

Google Scholar Profile


2009 - Director's Commendation Award. NASA Johnson Space Center.
2002 - Distinguished Postdoctoral Alumnus Award, University of Maryland.
2001 - Northwestern University. Packard Fellowship Nominee.
1994-1996 - Carnegie Institution of Washington Postdoctoral Fellowship.
1992-1994 - National Science Foundation Earth Sciences Postdoctoral Fellowship.


  • Righter, M., Lapen, T.J., Brandon, A.D., Debaille, V., Beard, B.L., Shafer, J.T., Peslier, A.H., A younger age for ALH 84001 and its geochemical link to shergottite sources in Mars. Science, submitted 12/2/09.
  • Peslier, A.H., Hnatyshin, D., Herd, C.D.K., Walton, E.L., Brandon, A.D., Lapen, T.J., Shafer, J., Crystallization, melt inclusion, and redox history of a new Martian meteorite: olivine phyric shergottite LAR 06319, Geochim. Cosmochim. Acta, submitted, 11/5/09.
  • Murphy, D.R., Brandon, A.D., Debaille, V., Burgess, R., Ballentine, C., 2009. In search of a hidden long-term isolated sub-chondritic 142Nd/144Nd isotope reservoir at in the deep mantle: Implications for the Nd isotope systematics of the Earth. Geochim. Cosmochim. Acta (74), 738-750.
  • Puchtel, I.S., Walker, R.J., Brandon, A.D., Nisbet, E.G., 2009. Pt-Re-Os isotope and HSE systematics of the 2.7 Ga Belingwe and Abitibi komatiites. Geochim. Cosmochim. Acta (73), 6367-6389.
  • Brandon, A.D., Lapen, T., Debaille, V., Beard, B.L., Rankenburg, K., Neal, C., 2009. Re-evaluating 142Nd/144Nd in lunar mare basalts with implications for the early evolution and bulk Sm/Nd of the Moon. Geochim. Cosmochim. Acta (73), 6421-6445.
  • Debaille, V., Brandon, A.D., O’Neill, C., Yin, Q.-Z., Jacobsen, B., 2009. Isotopic evidence for mantle overturn in early Mars and its geodynamic consequences. Nature Geoscience (2), 548-552.
  • Debaille, V., Trønnes, R.G., Brandon, A.D., Waight, T.E., Graham, D.W., Lee, C.T.A., 2009. Primitive off-rift basalts from Iceland and Jan Mayen: Os-isotopic evidence for a mantle source containing enriched subcontinental lithosphere. Geochim. Cosmochim. Acta (73), 3423-3449.
  • Rankenburg, K., Humayun, M., Brandon, A.D., Herrin, J.S, 2008. Highly siderophile elements in ureilites. Geochim. Cosmochim. Acta (72), 4642-4659.
  • Debaille, V., Yin, Q.-Z., Brandon, A.D., Jacobsen, B., 2008. Martian mantle mineralogy investigated by the 176Lu-176Hf and 147Sm-143Nd systematics of shergottites. Earth Planet. Sci. Lett. (269), 186-199.
  • Wolff, J.A., Ramos, F.C., Hart, G.L., Patterson, J.D., Brandon, A.D., 2008. Columbia River flood basalts from a centralized crustal magmatic system. Nature Geoscience (1), 177-180.
  • Brandon, A.D., 2007. A younger Moon. INVITED, Nature (450), 1169-1170.
  • Bennett, V.C., Brandon, A.D., Nutman, A.P., 2007. Coupled 142Nd-143Nd isotopic evidence for Hadean mantle dynamics. Science (318), 1907-1910.
  • Nielsen, S.G., Rehkamper, M., Brandon, A.D., Norman, M.D., Turner, S., O’Reilly, S.Y., 2007. Thallium isotopes in Iceland and Azores lavas: Implications for the role of altered crust in mantle geochemistry, Earth Planet. Sci. Lett. (264), 332-345.
  • Debaille, V., Brandon, A.D., Yin, Q.-Z., Jacobsen, B., 2007. Coupled 142Nd-143Nd evidence for a protracted magma ocean in Mars, Nature (45), 525-528.
  • Brandon, A.D., Graham, D.W., Waight, T., Gautason, B., 2007. 186Os and 187Os enrichments and high 3He/4He sources in the Earth’s mantle: evidence from Icelandic picrites, Geochim. Cosmochim. Acta (71), 4570-4591.
  • Humayun, M., Brandon, A.D., 2007. s-Process implications from osmium isotope anomalies in chondrites, Astrophys. J., (644), L59-L62.
  • Rankenburg, K., Brandon, A.D., Humayun, M., 2007. Osmium isotope systematics of ureilites, Geochim. Cosmochim. Acta (71), 2402-2413.
  • Rankenburg, K., Brandon, A.D., Norman, M.D., 2007. A Rb-Sr and Sm-Nd geochronology and trace element study of lunar meteorite LaPaz Icefield 02205. Geochim. Cosmochim. Acta (71), 2120-2135.
  • Norman, M.D., Yaxley, G.M., Bennett, V.C., Brandon, A.D., 2006. Magnesium isotopic composition of olivine from the Earth, Mars, Moon, and pallasite parent body, Geophys. Res. Lett., (33), L15202.
  • Rankenburg, K., Brandon, A.D., Neal, C.R., 2006. Neodymium isotope evidence for a chondritic composition of the Moon, Science (312), 1369-1372.
  • Brandon, A.D., Walker, R.J., Puchtel, I.S., 2006. Platinum-osmium isotope evolution of the Earth’s mantle: Constraints from chondrites and Os-rich alloys. Geochim. Cosmochim. Acta (70), 2093-2103.
  • Brandon, A.D., Humayun, M., Puchtel, I.S., 2005. Re-Os isotopic systematics and platinum group element concentration of the Tagish Lake carbonaceous chondrite. Geochim. Cosmochim. Acta (69), 1619-1631.
  • Brandon, A.D., Humayun, M., Puchtel, I.S., Leya, I., Zolensky, M., 2005. Osmium isotope evidence for an s-process carrier in primitive chondrites. Science (309), 1233-1236.
  • Brandon, A.D., Walker, R.J., 2005. The debate over core-mantle interaction, INVITED. Earth Planet. Sci. Lett. ‘Frontiers’ (232), 211-225.
  • Puchtel, I.S., Brandon, A.D., Humayun, M., Walker, R.J., 2005. Evidence for early differentiation of the core from Pt-Re-Os isotope systematics of 2.8 Ga komatiites. Earth Planet. Sci. Lett. (237), 118-134.
  • Righter, K., Collins, S.J., Brandon, A.D., 2005. Mineralogy and petrology of the LaPaz Icefield lunar mare basaltic meteorites. Meteoritics Planet. Sci. (40), 1703-1722.
  • Walker, R.J., Brandon, A.D., Bird, J.M., Piccoli, P.M., McDonough, W.F., Ash, R.A., 2005. 187Os-186Os systematics of Or-Ir-Ru alloy grains, Port Orford, Oregon. Earth Planet. Sci. Lett. (230), 211-226.
  • Puchtel, I.S., Brandon, A.D., Humayun, M., 2004. Precise Pt-Re-Os isotope systematics of the mantle from 2.7 Ga komatiites. Earth Planet. Sci. Lett.(224), 157-174 .
  • Lee, C.-T., Brandon, A.D., Norman, M.D., 2003. Vanadium in peridotites as a proxy for paleo-fO2 during partial melting: prospects, limitations, and implications. Geochim. Cosmochim. Acta (67), 3045-3064.
  • Brandon, A.D., Walker, R.J., Puchtel, I.S., Becker, H., Humayun, M., Revillon, S., 2003. 186Os-187Os systematics of Gorgona Island komatiites: Implications for early growth of the inner core. Earth Planet. Sci. Lett. (206), 411-426.
  • Bennett, V.C., Horan, M.F., Brandon, A.D., Neal, C.R., 2003. Preface for a Special Issue on 'Highly siderophile elements in the Earth and meteorites: A volume in honor of John Morgan, Chem. Geol. (196), 1-3.
  • Morgan, J.W., Walker, R.J., Brandon, A.D., Horan, M.F., 2001. Siderophile elements in the Earth’s upper mantle and lunar breccias: Data synthesis suggests manifestations of the same late influx. Meteoritics Planet. Sci. (36), 1257-1276.
  • Brandon, A.D., Walker, R.J., Morgan, J.W., Goles, G.G., 2000. Re-Os isotopic evidence for early differentiation of the Martian mantle. Geochim. Cosmochim. Acta (64), 4083-4095.
  • Borg, L.E., Brandon, A.D., Clynne, M.A., Walker, R.J., 2000. Re-Os isotopic systematics of primitive lavas from the Lassen region of the Cascade Arc, California. Earth Planet. Sci. Lett. (177), 301-317.
  • Brandon, A.D., Snow, J.E., Walker, R.J., Morgan, J.W., Mock, T.D., 2000. 190Pt-186Os and 187Re-187Os systematics of abyssal peridotites. Earth Planet. Sci. Lett. (177), 319-335.
  • Brandon, A.D., Norman, M.D., Walker, R.J., Morgan, J.W., l999. 186Os-187Os systematics of Hawaiian picrites. Earth Planet. Sci. Lett. (174), 25-42.
  • Brandon, A.D., Becker, H., Carlson, R.W., Shirey, S.B., l999. Isotopic constraints on time scales and mechanisms of slab material transport in the mantle wedge: Evidence from the Simcoe mantle xenoliths, Washington, USA. Chem. Geol. (160), 387-408.
  • Dodson, A., Brandon, A.D., l999. Radiogenic helium in xenoliths from Simcoe, Washington, USA: implications for metasomatic processes in the mantle wedge above subduction zones. Chem. Geol (160), 371-386.
  • Draper, D.S., Brandon, A.D., Becker, H., l999. Preface for a Special Issue on ‘Interactions between slab and sub-arc mantle: Dehydration, melting and element transport in subduction zones’. Chem. Geol. (160), 251-253.
  • Brandon, A.D., Walker, R.J., Morgan, J.W., Norman, M.D., Prichard, H., l998. Coupled 186Os and 187Os evidence for core-mantle interaction. Science. (280), 1570-1573.
  • Brandon, A.D., Draper, D.S., l998. Reply to the comment by B.R. Frost and C. Ballhaus on ‘Constraints on the origin of the oxidation state of mantle overlying subduction zones: An example from Simcoe, Washington, USA. Geochim. Cosmochim. Acta (62), 333-335.
  • Brandon, A.D., Creaser, R.A., Shirey, S.B., Carlson, R.W, l996. Os recycling in subduction zones. Science (272), 861-864.
  • Brandon, A.D., Creaser, R.A., Chacko, T., l996. Constraints on rates of granitic magma transport from epidote dissolution kinetics. Science (271), 1845-1848.
  • Brandon, A.D., Draper, D.S., l996. Constraints on the origin of the oxidation state of mantle overlying subduction zones: An example from Simcoe, Washington, USA. Geochim. Cosmochim. Acta (60), 1739-1749.
  • Brandon, A.D., Goles, G.G., l995. Assessing subcontinental lithospheric mantle sources for basalts: Neogene volcanism in the Pacific Northwest, USA as a test case. Contrib. Mineral. Petrol. (121), 364-379.
  • Brandon, A.D., Meen, J.K., 1995. Nd isotopic evidence for the position of southernmost Indian terranes within East Gondwana. Precam. Res. (70), 269-280.
  • Brandon, A.D., Smith, A.D., Goles, G.G., l995. Geochemical constraints from igneous rocks of the Permian Oslo rift in Norway for the evolution of carbonatite-metasomatized mantle lithosphere. In: Magmatism in Relation to Diverse Tectonic Settings; R.K. Srivastava and R. Chandra, eds.; Oxford and IBH Publishing Co., 45-66.
  • Smith, A.D., Brandon, A.D., Lambert, R.StJ., l995. Nd-Sr isotope systematics of the Nicola Group Volcanic Rocks, Quesnel Terrane. Can. J. Earth Sci. (32), 437-446.
  • Brandon, A.D., Goles, G.G., l995. Preface to R.StJ. Lambert memorial volume. Can. J. Earth. Sci. (32), 349-350.
  • Brandon, A.D., Lambert, R.StJ., l994. Crustal melting in the Cordilleran Interior: the mid-Cretaceous White Creek batholith in the southern Canadian Cordillera. J. Petrol. (35), 239-269.
  • Brandon, A.D., Smith, A.D., 1994. Mesozoic granitoid magmatism in the Omineca Belt of southeast British Columbia: Implications for the origin of granitoid belts in the North American Cordillera. J. Geophys. Res. (99), 11879-11896.
  • Goles, G.G., Brandon, A.D., l994. Miocene basalts of the Blue Mountains Province, III: Preliminary studies of origins of magmas of the Owyhee Subprovince. In: Volcanism; K.V. Subbarao, ed., Wiley Eastern Ltd., New Dehli, 55-75.
  • Brandon, A.D., Hooper, P.H., Goles, G.G., Lambert, R.StJ., l993. Evaluating crustal contamination in continental basalts: The isotopic composition of the Picture Gorge Basalt of the Columbia River Basalt Group. Contrib. Mineral. Petrol. (114), 452-464.
  • Brandon, A.D., Lambert, R.StJ., l993. Geochemical characterization of mid-Cretaceous granitoids of the Kootenay arc in the southern Canadian Cordillera. Can. J. Earth Sci. (30), 1076-1090.
  • Trønnes, R.G., Brandon, A.D., l992. Mildly peraluminous high-silica granites in a continental rift: the Drammen and Finnemarka batholiths, Oslo rift, Norway. Contrib. Mineral. Petrol. (109), 275-294.
  • Brandon, A.D., Lambert, R.StJ., l992. Geochronology of Mesozoic granitoids in the southern Canadian Cordillera. Project Lithoprobe Southern Cordilleran Transect, Report No. 24. 95-104.
  • Brandon, A. D.; Smith, A. D.; Lambert, R. St. J., l99l. Contrasting origins for Jurassic and Cretaceous granitoids in the Omineca crystalline belt, Project Lithoprobe; Southern Canadian Cordillera transect workshop, Lithoprobe Report, v. 16, p. 104-110, University of British Columbia, Lithoprobe Secretariat [for the] Canadian Lithoprobe Program, British Columbia, Canada.
  • Brandon, A. D.; Lambert, R. St. J., l990. Isotopic composition of Pb in the Bugaboo and White Creek plutons, Southeast BC. Cook, Frederick A.; Varsek, J. L., eds., Project Lithoprobe; southern Canadian Cordillera transect workshop, Lithoprobe Report, v. 11, p. 88-90.
  • Brandon, A. D.; Lambert, R. St. J., l989. Geochemistry of granitic rocks in southeast British Columbia; a preliminary report. Southern Canadian Cordillera Transect workshop, Lithoprobe Report, v. 7, p. 102-105, University of British Columbia, Lithoprobe Secretariat [for the] Canadian Lithoprobe Program, British Columbia, Canada.
  • Brandon, A.D., 1989. Constraints on magma genesis behind the Neogene Cascade arc: Evidence from major and trace element variation of high-alumina and tholeiitic volcanics of the Bear Creek area. J. Geophys. Res. (94), 7775-7798.
  • Goles, G.G., Brandon, A.D., Lambert, R.StJ., 1989. Miocene basalts of the Blue Mountains province in Oregon: Part 2, Sr isotopic ratios and trace element features of little-known Miocene basalts of central and eastern Oregon. In: Volcanism and Tectonism in the Columbia River Flood Basalt Province; S.P. Reidel and P.R. Hooper, eds. Geol. Soc. Am. Special Pap. 239, 357-365.
  • Brandon, A.D., Goles, G.G., 1988. A Miocene subcontinental plume in the Pacific Northwest: Geochemical evidence. Earth Planet. Sci. Lett. (88), 273-283.