Publications: Phillips E.H., Sims K.W.W., Sherrod D.R., Salters V.J.M., Blusztajn J., and Dulaiova H., in review, Isotopic constraints on the genesis and evolution of basanitic lavas beneath Haleakala, Island of Maui, Hawaii, Geochim Cosmochim Ac. Phillips E.H., Sims K.W.W., Blichert-Toft J., Kyle P.R, Gaetani G.A., Wallace P.J., and Rasmussen D.J., in prep, Sr-Nd- Pb-Hf isotopes reveal the nature and evolution of mantle upwelling at Ross Island, Antarctica. Phillips E.H., Sims K.W.W., Tedesco D., Blichert-Toft J., in prep, Isotopic constraints on magmatic sources at Nyiragongo and Nyamulagira Volcanoes, Virunga Volcanic Province, DR Congo. Phillips E.H., Goff F., Kyle P.R., McIntosh W.C., Dunbar N.W., and Gardner J.N., 2007, The ⁴⁰Ar/³⁹Ar age constraints on the duration of resurgence at the Valles caldera, New Mexico, J Geophys Res, 112, B08201. Phillips E.H., Goff F., and Kyle P.R., 2007, The Deer Canyon and Redondo Creek Members of the Valles Rhyolite Formation: Field relationships, mineral chemistry, and magnetite/ilmenite temperature of formation for the Redondo Creek Member, 58^th New Mexico Geological Society Fall Field Conference Guidebook, p. 90-91. Gardner J.N., Sandoval M.M., Goff F., Phillips E.H., Dickens A., 2007, Geology of the Cerro del Medio moat rhyolite center, Valles caldera, New Mexico, 58^th New Mexico Geological Society Fall Field Conference Guidebook, p. 367-372. McLemore V.T., Donahue K., Phillips E.H., Dunbar N., Walsh P., Guitierrez L.A.F., Tachie-Menson S., Shannon H.R., Lueth V.W., Campbell A.R., Wilson G.W., and Walker B.M., 2006, Characterization of Goathill North mine rock pile, Questa molybdenum mine, Questa, New Mexico, Proceedings of the 7th International Conference on Acid Rock Drainage, p. 1219-1249. Abstracts Presented at Professional Meetings: Phillips E.H., Sims K.W.W., Tedesco D., Blichert-Toft J., Scott S., and Reagan M., 2015, Isotopic Constraints on Magmatic Sources at Nyiragongo and Nyamulagira Volcanoes, Virunga Volcanic Province, DR Congo, American Geophysical Union Fall Meeting Abstracts. Phillips E.H., Sims K.W.W., Blichert-Toft J., Kyle P.R, Gaetani G.A., Wallace P.J., and Rasmussen D.J., 2015, Sr-Nd- Pb-Hf isotopes reveal the nature and evolution of mantle upwelling at Ross Island, Antarctica, Goldschmidt Conference Abstracts. Phillips E.H., Sims K.W.W., and Salters V.J.M., 2014, U-series isotopic constraints on mantle upwelling on the periphery of the Hawaiian plume; Isotope geochemistry of Haleakala crater basanites, U-Series Symposium 2014: The Frontiers of U-series Research Abstracts. Phillips Writer E.H., Sims K.W.W., and Salters V.J.M., 2012, U-series and radiogenic isotopic constraints on the magmatic evolution of alkaline lavas from Haleakala, Maui, Hawaii, Goldschmidt Conference Abstracts. Phillips Writer E.H., Goff F., Kyle P., Dunbar N., McIntosh W., and Gardner J.N., 2010, ⁴⁰Ar/³⁹Ar Age Constraints on the Duration of Resurgence and Post-collapse Rhyolites at Valles Caldera, Jemez Mountains, New Mexico, Geological Society of America Annual Meeting Abstracts. Phillips Writer E.H., Siemens D., Writer J.B., and Haugen R., 2009, Predictive GIS Modeling of Rare Plant Occurrence, Geological Society of America Rocky Mountain Section Meeting Abstracts. Phillips E.H., Lueth V., Campbell A., McLemore V.T., and Tachie-Menson S., 2005, Stratigraphy and Weathering History of the Goathill North Mine Rock Pile, Questa Molybdenum Mine, New Mexico – Some Initial Results, Geological Society of America Annual Meeting Abstracts. Phillips E.H., Lueth V., Campbell A., McLemore V.T., and Tachie-Menson S., 2005, Soil Petrography of a Sample Traverse from a Rock Pile Trench at the Questa Mine, New Mexico, New Mexico Geological Society Spring Meeting Abstracts. Phillips E.H. and Gallegos A.J., 2004, Identification and Mitigation of Watershed Disturbances in the Kings River Project Area, Sierra National Forest, California, Geological Society of America Annual Meeting Abstracts. Phillips E.H., McIntosh W.C., Kyle P.R., Goff F., and Gardner J.N., 2003, ⁴⁰Ar/³⁹Ar Age Constraints on the Timing and Duration of Resurgence of the Valles Caldera, New Mexico, American Geophysical Union Fall Meeting Abstracts. Phillips E.H., Goff F., Kyle P.R., McIntosh W.C., and Gardner J.N., 2003, Collapse and Resurgence of the Valles Caldera, Jemez Mountains, New Mexico; Field Relationships and ⁴⁰Ar/³⁹Ar Ages of Megabreccia Blocks and Constraints on the Timing of Resurgence, New Mexico Geological Society Spring Meeting Abstracts. Phillips E.H., Kyle P., McIntosh W.C., and Heizler M., 2002, The Nature of Resurgence in the Valles Caldera, Jemez Mountains, New Mexico, New Mexico Geological Society Spring Meeting Abstracts. Phillips E.H., Wirth K.R., Vervoort J.D., and Gehrels G.E., 2001, Nd and U-Pb Isotope Studies of the Syenitic Aurora Sill, Mesabi Range, Minnesota, Institute on Lake Superior Geology Abstracts. Phillips E.H., Wirth K.R., and Vervoort J.D., 2000, Petrogenesis of the Enigmatic Aurora Sill, Mesabi Range, Minnesota, Geological Society of America Annual Meeting Abstracts. Phillips E.H., Wirth K.R., and Morey G.B., 2000, Petrogenesis of the Enigmatic Aurora Sill, Mesabi Range, Minnesota, Institute on Lake Superior Geology Abstracts.