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Daniel M. Deocampo

Associate Professor    Geosciences, Chair and Associate Professor

Ph.D., Geological Sciences, 2001. Rutgers University.
M.S. Geological Sciences, 1997. Rutgers University.
B.S., Geological Sciences, 1994. Tufts University.



State of California:  Professional Geologist (PG#8161)
State of Georgia:  Professional Geologist (PG#2059)
OSHA 24 Hour HAZWOPER (Cert. # 110924251813)


Post Doctoral Fellowships
2003.  Natural History Museum, London, UK.
2002.  U.S. Geological Survey, Reston, VA.
2001. National Museum of Natural History, Smithsonian Institution.


Academic Appointments

2013-present: Chair, Department of Geosciences, Georgia State University

2011-present: Associate Professor of Geosciences, Georgia State University

2008-2011: Assistant Professor of Geosciences, Georgia State University

2010-2012: Adjunct Assistant Professor of Geology, California State University Sacramento

2004-2007: Assistant Professor of Geology, California State University Sacramento


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Dan at Hutton’s Section in the Salisbury Crags in Edinburgh, Scotland, where a dolerite sill is intruded along bedding planes in a Mississippian sandstone. This was one of the important sections as James Hutton developed the early field of geology in the 18th century.

Dan taking sediment samples in the Ngorongoro Crater, Tanzania, East Africa.

Dan taking sediment samples in the Ngorongoro Crater, Tanzania, East Africa.


Recent Funded Research

•  National Science Foundation, “Collaborative: ACACIA: Ancient Climate and the Authigenic Clay Index of Aridity,” $394,000 ($303,875 to GSU). 6/1/14-5/31/17. Role: Lead PI.

•  National Institutes of Health, “Disparities in Exposure to Environmental Threats,” $295,883. 10/1/14-9/31/15. Role: Co-I. (PI: Rothenberg)

•  Centers for Disease Control and Prevention, “Pb and Mn Content in Soils Associated with Child Lead Poisoning, Nigeria,” $19,968. 7/22/2013-12/31/2013. Role: PI.

•  National Institutes of Health, “Center of Excellence: Syndemics of Disparities Environmental Core,” $724,509. 9/22/11-7/31/15. Role: Co-I. (PI: Eriksen)

•  U.S. National Science Foundation, 2012-2013, $234,362. Acquisition of X-ray diffraction instrumentation for mineralogical, crystallographic, and geochemical research and education. Status: P.I.

•  U.S. National Science Foundation, 2010-2011, $61,537. (Geobiology and Low-Temperature Geochemistry) RAPID: Enhancing Biodegradation of Deepwater Horizon Contaminant Hydrocarbons in Louisiana Salt Marsh Using High Layer Charge Montmorillonites. Status: P.I.

•  American Chemical Society / ACS/PRF, 2010-2013, $65,000. Experimental Synthesis of Authigenic Clay Minerals: Implications for Lacustrine Deposition and Diagenesis. Status: P.I.



Current Research Group (2015-2016)

Dan with his labgroup.

2015-2016 Deocampo Lab Group: Alexandra Simpson, KarimEli Minkara, Mamta Sanam Chaudhary, Fatai Olabanji Balogun, David Davis, Samson Deji Onibiyo, and (front) Nate Rabideaux. Not pictured: Stephen Fitzpatrick, John Williams.

Nate Rabideaux — East African Paleoenvironments and Sediment Mineralogy (PhD, begun Spring, 2014)

Alexandra Simpson — Clay Mineralogy and Geochemistry, Olduvai Gorge, Tanzania (MS, begun Spring, 2015)

Stephen Fitzpatrick – Stream sediment geochemistry in the Piedmont (PhD, begun Fall, 2014)

Karim Eli Minkara — Mineralogy of Lake Baringo / Tugen Hills HSPDP Core, Kenya (MS, begun Fall, 20150

Fatai Olabanji Balogun — Mineralogy and Geochemistry of Natural and Anthropogenic Pb Hazards, Nigeria (MS, begun Fall, 2015).

Samson Deji Onibiyo — Biodegradation of Petroleum Hydrocarbons in Contaminated Coastal Environments, Nigeria (MS, begun Spring, 2015).

David Davis (BS) — X-ray Diffraction Mineralogy Team, and Mineralogy of Lake Turkana HSPDP Core and Olduvai Gorge.

Mamta Sanam Chaudhary (BS) — X-ray Diffraction Mineralogy Team, and Mineralogy of Lake Turkana HSPDP Core and Olduvai Gorge.

John Williams (MS) — Urban Environmental Geochemistry (begun Fall, 2015)



Completed Ph.D. Dissertations

Jill Ghelerter, 2014.  Geochemistry and bioremediation of oiled Louisiana salt marshes amended with clay minerals.

Brian Meyer, 2013.  Shoreline Dynamics and Environmental Change Under the Modern Marine Transgression: St. Catherines Island, Georgia.



Completed M.S. Theses

Lucy Taylor Mejia, M.S., 2015. Lead Contamination: Environmental Geochemistry of Gold mining Villages in Northwest Nigeria.

Robert Jarrett, M.S., 2014. Authigenic Minerals: Locality 80, Bed I Tuffs, Olduvai Gorge, Tanzania.

Rebecca Pickering, M.S., 2014. Tri-Octahedral Domains and Crystallinity in Synthetic Clays: Implications for Lacustrine Paleoenvironmental Reconstruction.

Rhoda Popoola, M.S., 2013. Sedimentology and Geochemistry of Weisner Formation, Bartow County, Georgia.

Patricia Berry, M.S., 2012. Lake Cycles and Sediments: Locality 80, Olduvai Gorge, Tanzania.

Jessica Raines, M.S., 2012. Caprock interactions with the Supercritical CO2 and Brine: A Laboratory Study of the Effects of Simulated Geological CO2 Sequestration on Shales from the Black Warrior River Basin, Alabama.

Scott Yurman, M.S., 2012. Carbon Sequestration Potential in Simulated Saline Lake Waters.


  1. 2015. (Accepted, In Press) Deocampo, D.M., and Renaut, R.W. Geochemistry of African Soda Lakes. In: Soda Lakes of East Africa (Schagerl, M., Ed.). Springer.
  1. 2015. Johnson, D., Deocampo, D., El-Mayas, H., and Greipsson, S. Induced phytoextraction of lead through chemical manipulation of swtchgrass and corn; role of iron supplement. International Journal of Phytoremediation. Doi:10.1080/15226514.2015.1045134.
  1. 2015. Deocampo, D.M. Authigenic Clays in Lacustrine Mudstones. In: Paying Attention to Mudstones: Priceless! (Egenhoff, S., Larsen, D., and Fishman, N., Eds.), Geological Society of America Special Paper, 515, p. 49-64, doi:10.1130/2015.2515(03).
  1. 2015. *Solt, M.*, Deocampo, D.M., and Norris, M. Spatial Distribution of Lead and Other Trace Metals in Sacramento, California, USA. International Journal of Environmental Research and Public Health, vol. 12, p. 3174-3187.
  1. 2014. *Meyer, B.K.*, Vance, R.K., Bishop, G.A., and Deocampo, D.M. Origin and Dynamics of Nearshore Wetlands: Central Georgia Bight, USA. Wetlands. DOI: 10.1007/s13157-014-0615-1.
  1. 2014. Marra, F., Sottili, G., Gaeta, M., Giaccio, B., Jicha, B., Masotta, M., Palladino, D.M., and Deocampo, D.M. Major explosive activity in the Monti Sabatini Volcanic District (central Italy) over the 800-390 ka interval: geochronological – geochemical overview and tephrostratigraphic implications. Quaternary Science Reviews, vol. 94, p. 74-101.
  1. 2014. Deocampo, D.M. and Jones, B.F. Geochemistry of Saline Lakes. Treatise on Geochemistry 2nd Edition, Volume 7: Surface and Groundwater, Weathering, and Soils (Drever, J.I., Ed.), p. 437-469.
  1. 2013. Greipsson, S., Tay, C., Whatley, A., and Deocampo, D.M. Sharp decline in lead contamination in topsoil away from a smelter and lead migration in an ultisol. World Environment, vol. 3, no. 3, p. 102-107.
  1. 2013 Ashley, G.M., Deocampo, D.M., Kahmann-Robinson, J., and Driese, S.G. Groundwater-fed Wetland Sediments and Paleosols: It’s All About The Water Table. In: Driese, S.G. and Nordt, L.C. (Eds.), SEPM (Society for Sedimentary Geology) Special Publication 44, New Frontiers in Paleopedology and Terrestrial Paleoclimatology: Paleosols and Soil Surface Analog Systems, p. 47-61.
  1. 2012 El Bastawesy, M., Ramadan Ali, R., Deocampo, D.M., and Baroudi, M.S.A. Detection and assessment of the waterlogging in the dryland drainage basins using remote sensing and GIS techniques. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, vol. 5, p. 1564-1571. DOI: 10.1109/JSTARS.2012.2200456.
  1. 2012 Deocampo, D.M., Reed, P.J., and *Kalenuik, A.P.* Road dust lead (Pb) in two neighborhoods of urban Atlanta, Georgia, Southeast U.S.A.: Preliminary geochemical and geospatial analyses. International Journal of Environmental Research and Public Health, vol. 9, p. 2020-2030.
  1. 2012 *Forouzan, F.*, Glover, J.B., Williams, F., and Deocampo, D.M. Portable XRF Analysis of Zoomorphic Figurines, “Tokens,” and Sling Bullets from Chogha Gaveneh, Iran. Journal of Archaeological Sciences, vol. 39, p. 3534-3541, DOI: 10.1016/j.jas.2012.04.010.
  1. 2011 Marra, F., Deocampo, D.M., Jackson, M., and Ventura, G. The Alban Hills and Monti Sabatini Volcanic Products Used in Ancient Roman Masonry (Italy): An Integrated Stratigraphic, Archeological, Environmental, and Geochemical Approach. Earth Science Reviews, vol. 108, p. 115-136.
  1. 2011 Kiage, L.M., Deocampo, D.M., Biancatte, T., McCloskey, T., Liu, K.-b., and Hursey, M. A 1900 yr Paleohurricane Record from Wassaw Island, Georgia.: Journal of Quaternary Science, vol. 26, p. 714-722, DOI: 10.1002/jqs.1494.
  1. 2010 Deocampo, D.M., and Tactikos, J. Geochemical gradients and artifact mass densities on the Lowermost Bed II Eastern Lake Margin (~1.8 myr), Olduvai Gorge, Tanzania. Quaternary Research, vol. 74, p. 411-423. DOI: 10.1016/j.yqres.2010.09.004
  1. 2010 Deocampo, D.M., Behrensmeyer, A.K., and Potts, R. Ultrafine clay minerals of the Pleistocene Olorgesailie Formation, Southern Kenya Rift: Diagenesis and Paleoenvironments of Early Hominins. Clays and Clay Minerals, vol. 58, p. 293-309.
  1. 2010 Deocampo, D.M. The Geochemistry of Continental Carbonates. In: Alonso-Zarza, A.M. and Tanner, L.H., Eds., Carbonates in Continental Settings, Geochemistry, Diagenesis, and Applications. Developments in Sedimentology, Elsevier, vol. 62, p. 1-59.
  1. 2010 Jackson, M., Deocampo, D., Marra, F., and Scheetz, B. Mid-Pleistocene Pozzolanic Volcanic Ash in Ancient Roman Concretes. Geoarchaeology, vol. 25, p. 36-74.
  1. 2009 Deocampo, D.M., Cuadros, J., Wing-Dudek, T., Olives, J., and Amouric, M. Saline lake diagenesis as revealed by coupled mineralogy and geochemistry of multiple ultrafine clay phases: Pliocene Olduvai Gorge, Tanzania. American Journal of Science, vol. 309, p. 834-868.
  1. 2009 Jackson, M., Logan, J.M., Scheetz, B.E., Deocampo, D.M., Marra, F., Cawood, C.G., Vitti, M., and Ungaro, L. Assessment of material characteristics of ancient concretes, Grande Aula, Markets of Trajan. Journal of Archaeological Science, vol. 36, p. 2481-2492.
  1. 2007 Jackson, M., Marra, F., Deocampo, D.M., Vella, A., Kosso, C., and Hay, R. Geological observations of excavated sand (harenae fossiciae) used as fine aggregate in ancient Roman pozzolanic mortars. Journal of Roman Archaeology, vol. 20, p. 25-53.
  1. 2005 Deocampo, D.M. Evaporative evolution of surface waters and the role of aqueous CO2 in magnesium silicate precipitation: Lake Eyasi and Ngorongoro Crater, northern Tanzania. South African Journal of Geology, vol. 108, p. 493-504.
  1. 2004 Deocampo, D.M. Authigenic clays in East Africa: Regional trends and paleolimnology at the Plio-Pleistocene boundary, Olduvai Gorge, Tanzania. Jnl. Paleolimnology, vol. 31, p. 1-9.
  1. 2004 Deocampo, D.M. Hydrogeochemistry in the Ngorongoro Crater, Tanzania, and implications for land use in a World Heritage Site. Applied Geochemistry, vol. 19, p.755-767.
  1. 2003 Blumenschine, R.J., Peters, C.R., Masao, F.T., Clarke, R.J., Deino, A.L., Hay, R.L., Swisher, C.C., Stanistreet, I.G., Ashley, G.M., McHenry, L.J., Sikes, N.E., Van der Merwe, N.J., Tactikos, J.C., Cushing, A.E., Deocampo, D.M., Njau, J.K., and Ebert, J.I., Advanced late Pliocene hominid with artifacts and tool-marked bone from western Olduvai Gorge, Tanzania. Science, vol. 299, p. 1217-1221.
  1. 2003 Jones, B.F., and Deocampo, D.M. Geochemistry of Saline Lakes. In: Drever, J.I. (Ed.), Surface and Ground Water, Weathering, Erosion, and Soils. Treatise on Geochemistry, vol. 5, p. 393-424.
  1. 2002 Deocampo, D.M. Sedimentary processes and lithofacies in lake-margin groundwater-fed wetlands in East Africa. In: Renaut, R.W., and Ashley, G.M. (Eds.), Sedimentation in Continental Rifts, SEPM (Society for Sedimentary Geology) Special Publications, vol. 73, p. 295-308.
  1. 2002 Deocampo, D.M. Sedimentary structures generated by Hippopotamus amphibius in a lake-margin wetland, Ngorongoro Crater, Tanzania. Palaios, vol. 17, p. 212-217.
  1. 2002 Deocampo, D.M., Blumenschine, R.J., and Ashley, G.M. Freshwater wetland diagenesis and traces of early hominids in the lowermost Bed II (~1.8 myr) playa lake-margin at Olduvai Gorge, Tanzania. Quaternary Research, vol. 57, p. 271-281.
  1. 1999 Deocampo, D.M., and Ashley, G.M. Siliceous islands in a carbonate sea: Modern and Pleistocene records of spring-fed wetlands in Ngorongoro Crater and Olduvai Gorge, Tanzania: Journal of Sedimentary Research, vol. 69, no. 5, p. 974-979.