Brian Stewart


Associate Professor
Isotope Geochemistry
413 SRCC
4107 O'Hara Street
University of Pittsburgh
Pittsburgh, PA 15260
P: 412-624-8883
Curriculum Vitae


  • PhD in Geochemistry, 1990 University of California at Los Angeles

Courses Offered

Research Areas

  • Radiogenic isotope geochemistry
  • Nutrient cycling in soils
  • Geochronology and paleoenvironments of paleosols
  • Paleohydrology of arid regions
  • Environmental impact of coal and its byproducts

Representative Publications

    Brubaker, T.M., Stewart, B.W., Capo, R.C., Schroeder, K.T., Chapman, E.C., Spivak-Birndorf, L.J., Vesper, D.J., Cardone, C.R., Rohar, P.C. (2013) Coal fly ash interaction with environmental fluids: Geochemical and strontium isotope results from combined column and batch leaching experiments. Applied Geochemistry 32, 184-194.

    Amundson, R., Dietrich, W., Bellugi, D., Ewing, S., Nishiizumi, K., Chong, G., Owen, J., Finkel, R., Heimsath, A., Stewart, B., and Caffee, M. (2012) Geomorphologic evidence for the late Pliocene onset of hyperaridity in the Atacama Desert. Geological Society of America Bulletin 124, 1048-1070.

    Chapman, E.C., Capo, R.C., Stewart, B.W., Kirby, C.S., Hammack, R.W., Schroeder, K.T., Edenborn, H.M. (2012) Geochemical and strontium isotope characterization of produced waters from Marcellus Shale natural gas extraction. Environmental Science and Technology 46, 3545-3553.

    Hamel, B.L., Stewart, B.W. and Kim, A.G. (2010) Tracing the interaction of acid mine drainage with coal utilization byproducts in a grouted mine: Strontium isotope study of the inactive Omega Coal Mine, West Virginia (USA). Applied Geochemistry 25, 212-223.

    Cole, R.B. and Stewart, B.W. (2009) Continental margin volcanism at sites of spreading ridge subduction: Examples from southern Alaska and western California. Tectonophysics 464, 118-136.

    Additional Links

    Chart of the Nuclides