Scott Hughes - Publications

Books Edited:

Hughes, S.S. and Thomas, R.C., eds., 1996, Geology of the Crook in the Snake River Plain, Twin Falls and Vicinity: Northwest Geology, V. 26, 123 p.

Hughes, S.S. and Thackray, G.D., eds., 1999, Guidebook to the Geology of Eastern Idaho: Idaho Museum of Natural History, 342 p.


Refereed Journal Articles:

1. Hughes, S.S., Lewis, S.E., Bartholomew, M.J., Sinha, A.K., and Herz, Norman, 2004, Geology and geochemistry of Fe-Ti-rich granitic and charnockitic rocks in the central Lovingston massif of the Grenvillian Blue Ridge terrane, U.S.A, in Tollo, R.P., Corriveau, L., McLelland, J., and Bartholomew, M. J., eds., Proterozoic Tectonic Evolution of the Grenville Orogen in North America: Geological Society of America Memoir no. 197, Chapter 27, in press.

2. Hughes, S.S., McCurry, Michael, and Geist, D.J., 2002, Geochemical correlations and implications for the magmatic evolution of basalt flow groups at the Idaho National Engineering and Environmental Laboratory, in Link, P.K., and L.L. Mink, eds., Geology, Hydrogeology and Environmental Remediation, Idaho National Engineering and Environmental Laboratory, Eastern Snake River Plain: Geological Society of America Special Paper 353, p. 151-173.

3. Geist, D., Ellisor, R. E., Sims, E. N., and Hughes, S. S., 2002a, Subsurface volcanology at TAN and controls on groundwater flow, in Link, P.K., and L.L. Mink, eds., Geology, Hydrogeology and Environmental Remediation, Idaho National Engineering and Environmental Laboratory, Eastern Snake River Plain: Geological Society of America Special Paper 353, p.45-59.

4. Geist, Dennis, Sims, Elisa, Hughes, Scott, and McCurry, Michael, 2002b, Open-system evolution of a single cycle of Snake River magmatism, in Link, P.K., and L.L. Mink, eds., Geology, Hydrogeology and Environmental Remediation, Idaho National Engineering and Environmental Laboratory, Eastern Snake River Plain: Geological Society of America Special Paper 353, p. 193-204.

5. Hughes S.S., P.H. Wetmore, and J.L. Casper, 2002, Evolution of Quaternary tholeiitic basalt eruptive centers on the eastern Snake River Plain, Idaho, in Bonnichsen, B., White, C., and McCurry, M., eds., Tectonic and magmatic evolution of the Snake River Plain volcanic province: Idaho Geological Survey Bulletin 30, p. 363-385.

6. Hughes S.S. and M. McCurry, 2002, Geochemical evidence for time-space evolution of Snake River Plain rhyolites, in Bonnichsen, B., White, C., and McCurry M., eds., Tectonic and magmatic evolution of the Snake River Plain volcanic province: Idaho Geological Survey Bulletin 30, p. 161-176.

7. Wright, K.E., M. McCurry, and S.S. Hughes, 2002, Petrology and geochemistry of the Neogene Tuff of McMullen Creek, central Snake River Plain, in Bonnichsen, B., White, C., and McCurry M., eds., Tectonic and magmatic evolution of the Snake River Plain volcanic province: Idaho Geological Survey Bulletin 30, in press.

8. Davis, L.L., Hughes, S.S., and Fleisher, Chris, 2001, Characterization of an alkali alumina-borosilicate glass considered for storage of radioactive waste: Environmental Geology, vol. 40, no. 7, p. 829-846.

9. Hughes S.S., R.P. Smith, W.R. Hackett, and S.R. Anderson, 1999, Mafic volcanism and environmental geology of the eastern Snake River Plain, in Hughes, S.S., and Thackray, G.D., eds., Guidebook to the Geology of Eastern Idaho: Idaho Museum of Natural History, p. 143-168.

10. Wetmore, P.H., S.S. Hughes, and S.R. Anderson, 1997, Model morphologies of subsurface Quaternary basalts as evidence for a decrease in the magnitude of basaltic magmatism at and near the Idaho National Engineering and Environmental Laboratory, Idaho, in Proceedings of the 32nd Engineering Geology and Geotechnical Engineering Symposium, Boise, Idaho, p. 45-58.

11. Hughes, S.S., J.L. Casper, and D.J. Geist, 1997, Potential influence of volcanic constructs on hydrogeology beneath Test Area North, Idaho National Engineering and Environmental Laboratory, Idaho, in Proceedings of the 32nd Engineering Geology and Geotechnical Engineering Symposium, Boise, Idaho, p. 59-74.

12. Reed M.F., R.C. Bartholomay, and S.S. Hughes, 1997, Geochemistry and stratigraphic correlation of basalt lavas beneath the Idaho Chemical Processing Plant, Idaho National Engineering Laboratory. Environmental Geology, V. 30, p. 108-118.

13. Davis, L.L., and S.S. Hughes, 1997, Characterization of vitrification products. Proceedings of the 18th Annual U.S. DOE Low-Level Radioactive Waste Management Conference, Salt Lake City, Utah, track 1.01, p. 1-10 (published on diskettes).

14. Hughes, S.S, S.E. Lewis, M.J. Bartholomew, A.K. Sinha, T.A. Hudson, and N. Herz, 1997, Chemical diversity and origin of Precambrian charnockitic rocks of the Pedlar massif, Grenvillian Blue Ridge terrane, Virginia. Precambrian Research, v. 84, p. 37-62.

15. Hughes S.S., R.P. Smith, W.R. Hackett, M. McCurry, S.R. Anderson, and G.C. Ferdock, 1997, Bimodal magmatism, basaltic volcanic styles, tectonics, and geomorphic processes of the eastern Snake River Plain, Idaho, in Link, P.K. and Kowallis, B.J., editors, Proterozoic to Recent Stratigraphy, Tectonics, and Volcanology, Utah, Nevada, Southern Idaho and Central Mexico, Geological Society of America Field Trip Guidebook, Brigham Young University Geology Studies, vol. 42, part 1, p. 423-458.

16. McCurry M., Bill Bonnichsen, C. White, M.M. Godchaux, and S.S. Hughes, 1997, Bimodal basalt-rhyolite magmatism in the central and western Snake River Plain, Idaho and Oregon, in Link, P.K. and Kowallis, B.J., editors, Proterozoic to Recent Stratigraphy, Tectonics, and Volcanology, Utah, Nevada, Southern Idaho and Central Mexico, Geological Society of America Field Trip Guidebook, Brigham Young University Geology Studies, vol. 42, part 1, p. 381-422.

17. Hughes S.S, J.L. Parker, A.M. Watkins, and M. McCurry, 1996, Geochemical evidence for a magmatic transition along the Yellowstone hotspot track, in Hughes, S.S. and Thomas, R.C., eds., Geology of the Crook in the Snake River Plain, Twin Falls and Vicinity. Northwest Geology v. 26, p. 63-80.

18. McCurry M., A.M. Watkins, J.L. Parker, K. Wright, and S.S. Hughes, 1996, Preliminary volcanological constraints for sources of high-grade, rheomorphic ignimbrites of the Cassia Mountains, Idaho: Implications for the evolution of the Twin Falls volcanic center, in Hughes, S.S. and Thomas, R.C., eds., Geology of the Crook in the Snake River Plain, Twin Falls and Vicinity. Northwest Geology, V. 26, p. 81-91.

19. Parker J.L., S.S. Hughes, and M. McCurry, 1996, Physical and chemical constraints on the emplacement of the tuff of Wooden Shoe Butte, Cassia Mountains, Idaho, in Hughes, S.S. and Thomas, R.C., eds., Geology of the Crook in the Snake River Plain, Twin Falls and Vicinity. Northwest Geology, V. 26, p. 92-106, 1996.

20. Watkins A.M., M. McCurry, and S.S. Hughes, 1996, Preliminary report on the stratigraphy and geochemistry of the tuff of Steer Basin, Cassia Mountains, Idaho, in Hughes, S.S. and Thomas, R.C., eds., Geology of the Crook in the Snake River Plain, Twin Falls and Vicinity. Northwest Geology, V. 26, p. 107-120.

21. Pogue K.R., J.A. DiPietro, S.S. Hughes, R.D. Lawrence and S. Rahim, 1992, Late Paleozoic rifting in northern Pakistan. Tectonics, v. 11, no. 4, p. 871-883.

22. Warner R.D., D.S. Snipes, S.S. Hughes, R.J. Walker, R.A. Schmitt and J.C. Steiner, 1992, Geochemistry and petrology of Mesozoic dikes in South Carolina. Geol. Soc. Amer. Special Paper 268, p. 333-346.

23. Bartholomew M.J., S.E. Lewis, S.S. Hughes, R.L. Badger, A.K. Sinha, 1991, Tectonic history of the Blue Ridge basement and its cover, central Virginia, in A. Schultz and E. Compton-Gooding, eds., Geologic Evolution of the Eastern United States, Field Trip Guidebook, NE-SE GSA 1991. VMNH Guidebook 2, 57-90.

24. Hughes S.S., J.W. Delano and R.A. Schmitt, 1990, Chemistries of individual mare volcanic glasses: Evidence for distinct regions of hybridized mantle and KREEP component in Apollo 14 magmatic sources. Proc. Lunar Planet. Sci. Conf. 20th, 127-138.

25. Simon S.B., J.J. Papike, D.C. Gosselin, J.C. Laul, S.S. Hughes and R.A. Schmitt, 1990, Petrology and chemistry of Apollo 17 regolith breccias: A history of mixing of highland and mare regolith. Proc. Lunar Planet. Sci. Conf. 20th, 219-230.

26. Neal C.R., L.A. Taylor, S.S. Hughes and R.A. Schmitt, 1990, The significance of fractional crystallization in the petrogenesis of Apollo 17 Type A and B high-Ti basalts. Geochim. Cosmochim. Acta 54, 1817-1833.

27. Hughes S.S., 1990, Mafic magmatism and associated tectonism of the central High Cascade Range, Oregon. J. Geophysical Res. 95, No. B12, 19623-19638.

28. Hughes S.S., J.W. Delano and R.A. Schmitt, 1989, Petrogenetic modeling of 74220 high-Ti orange volcanic glass and the Apollo 11 and 17 high-Ti mare basalts. Proc. Lunar Planet. Sci. Conf. 19th, 175-188 .

29. Neal C.R., L.A. Taylor, R.A. Schmitt, S.S. Hughes and M.M. Lindstrom, 1989, High alumina (HA) and very high potassium (VHK) basalt clasts from Apollo 14 breccias, part 2 - Whole rock geochemistry: Further evidence for combined assimilation and fractional crystallization within the lunar crust. Proc. Lunar Planet. Sci. Conf. 19th, 147-161.

30. Simon S.B., J.J. Papike, C.K. Shearer, S.S. Hughes and R.A. Schmitt, 1989, Petrology of Apollo 14 regolith breccias and ion microprobe studies of glass beads. Proc. Lunar Planet. Sci. Conf. 19th, 1-17.

31. Wang Y.L., S.S. Hughes, C.H. Tong, S.H. Xiong, J.C. Li, R.S. Zhou and J.L. Li, 1989, Geochemistry and petrology of Emeishan Basalts and subcontinental mantle evolution in southwestern China. Chinese Jour. of Geochemistry 8, 37-53.

32. Hughes S.S., J.W. Delano and R.A. Schmitt, 1988, Apollo 15 yellow-brown volcanic glasses: Chemistry and petrogenetic relations to green volcanic glass and olivine normative mare basalts. Geochim. Cosmochim. Acta 52, 2379-2391.

33. Simon S.B., J.J. Papike, J.C. Laul, S.S. Hughes and R.A. Schmitt, 1988, Apollo 16 regolith breccias and soils: Recorders of exotic component addition to the Descartes Region of the Moon. Earth Planet. Sci. Lett. 89, 147-162.

34. Delano J.W., S.S. Hughes and R.A. Schmitt, 1988, Apollo 14 pristine mare glasses, in Workshop on Moon in Transition: Apollo 14, KREEP, and Evolved Lunar Rocks, Lunar Planetary Institute, Houston, 7-10.

35. Hughes S.S. and E.M. Taylor, 1986, Geochemistry, petrogenesis, and tectonic implications of central High Cascade mafic platform lavas. Geol. Soc. Amer. Bull. 97, 1024-1036.

36. Fukuoka T., J.C. Laul, M.R. Smith, S.S. Hughes and R.A. Schmitt, 1986, Chemistry of Yamato-791197 Antarctic meteorite: Evidence for its lunar highland origin. Proc. 10th Symposium on Antarctic Meteorites, N.I.P.R. Special Issue No. 41, p. 84-95.

37. Gilbert M.C. and S.S. Hughes, 1986, Partial chemical characterization of Cambrian basaltic liquids from the Southern Oklahoma Aulacogen. Oklahoma Geological Survey Guidebook 23, p. 73-79.

38. Hughes S.S., R.A. Schmitt, Y.L. Wang and G.J. Wasserburg, 1986, Trace element and Sr-Nd isotopic constraints on the compositions of lithospheric primary sources of Serra Geral continental flood basalts, southern Brazil. Geochemical J. 20, 173-189.

39. Hughes S.S. and R.A. Schmitt, 1985, Zr-Hf-Ta fractionation during Lunar evolution. Proc. Lunar Planet. Sci. Conf. 16th., part 1, J. Geophys. Res. 90, D31-D45.

40. Dickinson T., G.J. Taylor, K. Keil, R.A. Schmitt, S.S. Hughes and M.R. Smith, 1985, Apollo 14 aluminous mare basalts and their possible relationship to KREEP. Proc. Lunar Planet. Sci. Conf. 15th, C365-C374.

41. Warner R.D., D.S. Snipes, S.S. Hughes, J.C. Steiner, M.W. Davis, P.R. Manoogian and R.A. Schmitt, 1985, Olivine-normative dolerite dikes from western South Carolina: Mineralogy, chemical composition and petrogenesis. Contr. Mineral. Petrol. 90, 386-400.


Lunar and Planetary Science Extended Abstracts: (presented at annual Lunar and Planetary Science Conferences, JSC Houston)

1. Hughes S.S., Y.L. Wang, R.A. Schmitt, R.V. Fodor, C. Corwin and A. Roisenberg (1983) Paraná Basin lavas: Chemical and petrographic characteristics. Lunar and Planetary Science XIV, 337-338.

2. Hughes S.S. and R.A. Schmitt (1984) Confirmation of Zr-Hf fractionation in Lunar petrogenesis--an interim report. Lunar and Planetary Science XV, 385-386.

3. Dickinson T., G.J. Taylor, K. Keil, R.A. Schmitt, M.R. Smith and S.S. Hughes (1984) Apollo 14 aluminous mare basalts and their link to KREEP. Lunar and Planetary Science XV, 224-225.

4. Hughes S.S. and R.A. Schmitt (1985) Whole-rock INAA elemental abundances and REE variations in EH4, EH5, and EL6 chondrites. Lunar and Planetary Science XVI, 372-373.

5. Hughes S.S. and R.A. Schmitt (1985) Zr/Hf ratios in Lunar mare basalt groups--Interim report #2. Lunar and Planetary Science XVI, 374-375.

6. Delano J.W., S.S. Hughes and R.A. Schmitt (1986) Collaborative study of the Apollo 15 pristine yellow/brown glasses: an interim report. Lunar and Planetary Science XVII, 172-173.

7. Delano J.W., P.L. Verplanck, S.S. Hughes and R.A. Schmitt (1986) Warning to lunar glass students: possible contamination from colored ovoids produced by gas lighter-misch metal flints. Lunar and Planetary Science XVII, 174-175.

8. Hughes S.S., J.W. Delano and R.A. Schmitt (1987) Integrated Petrogenetic models of Apollo 15 yellow/brown glass, green glass and olivine mare basalt, consistent with the magma ocean--cumulate hypotheses. Lunar and Planetary Science XVII, 445-446.

9. Delano J.W., S.S. Hughes, P.L. Verplanck and R.A. Schmitt (1987) Multi-element abundances of individual mare volcanic glasses by collaborative electron microprobe and neutron activation analyses: interim report #2. Lunar and Planetary Science XVIII, 235-236.

10. Simon S.B., J.J. Papike, J.C. Laul, S.S. Hughes and R.A. Schmitt (1987) Apollo 16 regolith breccias and soils: comparative petrology and chemistry. Lunar and Planetary Science XVIII, 928-929.

11. Hughes S.S. and R.A. Schmitt (1988) A least-squares method used to constrain mixing models of hybridized lunar mare basalt magma sources. Lunar and Planetary Science XIX, 513-514.

12. Hughes S.S. and R.A. Schmitt (1988) Chemistry of a unique low-titanium basalt clast extracted from 60255 regolith breccia. Lunar and Planetary Science XIX, 515-516.

13. Hughes S.S., J.W. Delano and R.A. Schmitt (1988) Chemistry of 74220 orange mare volcanic glass; implications for their magmatic source composition. Lunar and Planetary Science XIX, 517-518.

14. Delano J.W., S.S. Hughes and R.A. Schmitt (1988) Inter-element correlations among mare basalts and pristine lunar glasses. Lunar and Planetary Science XIX, 271-272.

15. Neal C.R., L.A. Taylor, R.A. Schmitt and S.S. Hughes (1988) Basalts from Apollo 14 breccia 14321: Part 2 - Geochemistry. Lunar and Planetary Science XIX, 841-842.

16. Neal C.R., L.A. Taylor, R.A. Schmitt, S.S. Hughes and M.M. Lindstrom (1988) VHK basalt petrogenesis: further evidence from breccias 14303 and 14304. Lunar and Planetary Science XIX, 843-844.

17. Simon S.B., J.J. Papike, S.S. Hughes, R.A. Schmitt and J.C. Laul (1988) Apollo 14 regolith breccias and soils: comparative petrology and chemistry. Lunar and Planetary Science XIX, 1085-1086.

18. Hughes S.S., J.W. Delano and R.A. Schmitt (1989) Trace element signatures in mare volcanic and impact-melt glasses from Apollo 14, 15, 16 and 17. Lunar and Planetary Science XX 432-433.

19. Hughes S.S., J.W. Delano and R.A. Schmitt (1989) Trace element chemistries of 74241 and 79221 mare volcanic glasses. Lunar and Planetary Science XX 430-431.

20. Neal C.R., L.A. Taylor, S.S. Hughes and R.A. Schmitt (1989) Apollo 17 high-Ti basalt petrogenesis: An integrated approach using whole-rock major and trace element analyses. Lunar and Planetary Science XX 776-777.

21. Simon S.B., J.J. Papike, J.C. Laul, S.S. Hughes and R.A. Schmitt (1989) Comparative petrology and chemistry of Apollo 17 regolith breccias. Lunar and Planetary Science XX 1014-1015.

22. Hughes S.S., C.R. Neal and L.A. Taylor (1990) Petrogenesis of Apollo 14 high alumina (HA) parental basaltic magma. Lunar and Planetary Science XXI 540-541.

23. Neal C.R., J.B. Paces, L.A. Taylor, S.S. Hughes and R.A. Schmitt (1990) Two new Type C basalts: Petrogenetic implications for source evolution and magma genesis at the Apollo 17 site. Lunar and Planetary Science XXI 855-856.

24. Neal C.R., L.A. Taylor, S.S. Hughes and R.A. Schmitt (1990) The importance of fractional crystallization in the petrogenesis of Apollo 17 Type A and B high-Ti basalts. Lunar and Planetary Science XXI 857-858.

25. Hughes S.S., E.J. Dasch and L.E. Nyquist (1993) Petrologic models of 15388, a unique Apollo 15 mare basalt. Lunar and Planetary Science XXIV 683-684.

26. Hughes S.S. (2001) Mafic volcanism on the eastern Snake River Plain: Petrologic evaluation of a terrestrial analogue for planetary bodies: Lunar and Planetary Science XXXII, no. 2147 (CD-ROM).

27. Hughes S.S., Sakimoto S.E.H., Gregg T.K.P., Chadwick D.J., Brady S.M., Farley M.A., Holmes A.A.J., Semple A.M., and Weren S.L. (2004) Topographic Evidence for Eruptive Style Changes and Magma Evolution of Small Plains-style Volcanoes on Earth and Mars: Lunar and Planetary Science XXXV, no. 2123.

28. Brady S.M., Hughes S.S., Sakimoto S.E.H., and Gregg T.K.P. (2004) Field and geochemical study of Table Legs Butte and quaking Aspen Butte, Eastern Snake River Plain, Idaho: An analog to the morphology of small shield volcanoes on Mars: Lunar and Planetary Science XXXV, no. 2147.

29. Chadwick D.J., Hughes S.S., and Sakimoto S.E.H. (2004) Deflections in Lava Flow Directions Relative to Topography in the Tharsis Region of Mars: Indications of Post-Flow Tectonic Motion: Lunar and Planetary Science XXXV, no. 2019.

30. Weren S.L., Sakimoto S.E.H., Hughes S.S., and Gregg T.K.P. (2004) Comparison of Plains Volcanism in the Tempe Terra Region of Mars to the Eastern Snake River Plains, Idaho with Implications for Geochemical Constraints: Lunar and Planetary Science XXXV, no. 2090.


Abstracts, Short Papers and Other Contributions:

1. Wozniak K.C., S.S. Hughes and E.M. Taylor (1980) Chemical analyses of Mount St. Helens pumice and ash. Oregon Geology 42, no. 7, p. 130.

2. Hughes S.S. and E.M. Taylor (1981) Major and trace element studies of Central High Cascade platform basalts. EOS 62, no. 6, p. 61.

3. Hughes S.S. (1981) Trace element analyses of Mount St. Helens pumice and separated phases. EOS 62, no. 6, p. 62.

4. Hughes S.S. and E.M. Taylor (1982) Petrogenetic models of High Cascade intermediate and dacitic volcanics in the Three Sisters Region. EOS 63, no. 45, p. 1150.

5. Hughes S.S., Y.L. Wang and R.A. Schmitt (1983) Trace element indicators of fractional crystallization in Serra Geral (Paraná Basin) lavas and metasomatized lower lithosphere. EOS 64, no. 45, p. 897.

6. Hughes S.S. and E.M. Taylor (1984) Structural and petrochemical indicators for an extensional tectonic regime imposed on central High Cascade volcanism. EOS 65, no.17, p. 329.

7. Gilbert M.C. and S.S. Hughes (1985) Chemical characterization of Cambrian basaltic liquids from the Southern Oklahoma Aulacogen. Geological Society of America Abstracts with Program 17, no.3, p. 159. (also published in Oklahoma Geology Notes, Oklahoma Geological Survey)

8. Fukuoka T., J.C. Laul, M.R. Smith, S.S. Hughes and R.A. Schmitt (1985) Chemistry of Yamato 791197 meteorite--evidence for lunar highland origin. Tenth Symposium on Antarctic Meteorites, 1985.

9. Rajan R.S., S.S. Hughes, R.A. Schmitt and I.D. Hutcheon (1985) Chemical, petrologic and isotopic studies of chondrules and inclusions from the Mokoia carbonaceous chondrite. Met. 20, 735-736.

10. Gilbert M.C. and S.S. Hughes (1985) Geochemical limitations on Cambrian age basaltic sources in the southern midcontinent. EOS 66, no. 46, p. 1111.

11. Wang Y.L., S.S. Hughes, C.H. Tong, S.H. Xiong, J.C. Li, R.S. Zhou, J.L. Li, Y.B. Dong and Y.C. Zhang (1986) Petrology and geochemistry of the late Permian Emeishan Basalts, southwest China. EOS 67, no. 44, p. 1267.

12. Delano J.W., S.S. Hughes and R.A. Schmitt (1988) Ultramafic magmas on the moon: Implications for mantle processes and composition. EOS 69, no. 16, p. 392.

13. Hughes S.S., E.M. Taylor and Y.B. Dong (1988) Geochemistry of early central High Cascade basalts indicates depleted mantle signature. EOS 69, no. 44, p. 1494.

14. Warner R.D., D.S. Snipes, S.S. Hughes, R.A. Schmitt and J.C. Steiner (1989) Geochemistry and petrology of South Carolina diabases, Geological Society of America Abstracts With Programs, SE Section Meeting.

15. Hughes S.S. (1989) Mafic magmatism and associated tectonism of the central High Cascade Range, Oregon. in Proceedings of Workshop XLIV: Geological, Geophysical, and Tectonic Setting of the Cascade Range, U. S. Geological Survey Open-File Report 89-178, 395-410.

16. Lewis S.E., S.S. Hughes, M.J. Bartholomew and R.J. Walker (1991) Lower crustal evolution of middle Proterozoic rocks in the central Virginia Blue Ridge during Grenville metamorphism, Geological Society of America Abstracts With Programs, NE-SE Section Meeting.

17. Bartholomew M.J., S.E. Lewis, S.S. Hughes and R.J. Walker (1992) Late Proterozoic tectonics along the Laurentian margin, Geological Society of America Abstracts With Programs, SE Section Meeting, v. 24, No. 2., p. 3.

18. Lewis S.E., S.S. Hughes, M.J. Bartholomew and R.J. Walker (1992) Geochemical comparison of representative plutonic suites from massifs of a Proterozoic (Blue Ridge) magmatic arc, Geological Society of America Abstracts With Programs, v. 24, No. 2., p. 26.

19. Hughes S.S., S.E. Lewis, M.J. Bartholomew and A.K. Sinha (1992) Geochemical profile of the Appalachian Blue Ridge deep crust. EOS 73, no. 43, p.573.

20. Hughes S.S. (1993) Chemical variations in Columbia River Basalt feeder dikes in N.E. Oregon and W. Idaho -- Implications for early Snake River Plain basalt sources. EOS 74, no. 43, p.602.

21. Krieg J.J., J. Stephens and S.S. Hughes (1994) Weathering of the Meade Park member of the Permian Phosphoria Formation, J.R. Simplot Co., Smoky Canyon Mine, SE Idaho. Idaho Academy of Science, Program and Abstracts 36th Annual Meeting, p. 19.

22. Reed M.F. and S.S. Hughes (1994) Geochemical signatures of basalt flows beneath the Idaho Chemical Processing Plant at the Idaho National Engineering Laboratory, Idaho. Idaho Academy of Science, Program and Abstracts 36th Annual Meeting, p. 32.

23. McCurry M. and S. Hughes (1994) Petrology and geochemistry of chemically zoned, late Tertiary ignimbrites along a part of the southern margin of the Snake River Plain, Idaho. EOS 75, no. 44, p. 750.

24. Parker J., S. Hughes and M. McCurry (1994) Volcanology of the tuff of Wooden Shoe Butte and its relation to the Yellowstone hotspot track. EOS 75, no. 44, p. 750.

25. Hughes S.S. and M.F. Reed (1995) Geochemical correlation of basalt lavas flows beneath the Idaho Chemical Processing Plant (ICPP), Idaho National Engineering Laboratory. Northwest Scientific Association 68th Annual Meeting Program, p. 16.

26. Hughes S.S. and W.H. Taubeneck (1995) Geochemistry of Miocene basaltic dikes west of Farewell Bend State Park NE Oregon -- A possible extension of known feeder dikes in the Columbia River Basalt Group. Geological Society of America Abstracts With Programs, v. 27, No. 4., p. 15.

27. Watkins A.M., M. McCurry and S.S. Hughes (1995) Volcanology of the tuff of Steer Basin: Implications for emplacement and source of a high-grade rheomorphic ignimbrite within the central Snake River Plain-Yellowstone Hotspot Track. EOS 76, no. 46, p. F657.

28. McCurry M., K.E. Wright, and S.S. Hughes (1995) Nd- and Sr-isotopic characteristics of ignimbrites along the south-central part of the Snake River Plain--Yellowstone Hotspot Track. EOS 76, no. 46, p. F656.

29. Hughes S. S., J.L. Parker, and M. McCurry (1995) Geochemistry of the Tuff of Wooden Shoe Butte: Evidence for Volatile-Poor Melting in the Lower Crust. EOS 76, no. 46, p. F656.

30. Davis, L.L, and S. S. Hughes (1996) Petrographic and chemical characterization of vitrified waste products. EOS 77, no. 46, p. F26.

31. Hughes S.S., P.H. Wetmore, and J.L. Casper (1997) Geochemical interpretations of basalt stratigraphy and Quaternary mafic volcanism, eastern Snake River Plain, Idaho. Geological Society of America Abstracts With Programs, v. 29, no. 7, p. A-298.

32. Wetmore P.H., and S.S. Hughes (1997) Change in magnitude of basaltic magmatism determined from model morphologies of subsurface Quaternary lavas at the INEEL, Idaho. Geological Society of America Abstracts With Programs, v. 29, no. 7, p. A-365.

33. Krieg, J.J., and S.S. Hughes (1997) Mineralogical changes during weathering of the Meade Peak Member of the Permian Phosphoria Formation, Smoky Canyon Mine, southeast Idaho: Geological Society of America Abstracts With Programs, v. 29, no. 7, p. A-51.

34. Wetmore, P.H., Hughes, S.S., and Rodgers, D.W. (1998) Late Quaternary basaltic magmatism and the rate of extension on the eastern Snake River Plain, Idaho. Geological Society of America Abstracts With Programs, v. 30.

35. Hughes, S.S., Geslin, J.K., and Link, P.K. (1998) Convoluted Quaternary volcanism and sedimentary stratigraphy of the northeastern Snake River Plain (SRP), TAN-INEEL, Idaho. Geological Society of America Abstracts With Programs, v. 30.

36. Hughes, S.S. and M. McCurry (1999) Geochemical evidence for time-space transition in evolution of Snake River Plain rhyolites: Geological Society of America Abstracts With Programs, v. 31, no. 4, p. A-17.

37. Hughes, S.S., P.H Wetmore, and J.L. Casper (1999) Evolution of Quaternary Tholeiitic Basalt Eruptive Centers on the Eastern Snake River Plain, Idaho: Geological Society of America Abstracts With Programs, v. 31, no. 4, p. A-17.

38. Casper, J.L., S.S. Hughes, and D.J. Geist (1999) Physical Volcanology and Petrologic Evolution of Circular Butte Volcano, East of Test Area North, INEEL: Geological Society of America Abstracts With Programs, v. 31, no. 4, p. A-6.

39. Wetmore, P.H., S.S. Hughes, D.W. Rodgers, and S.R. Anderson (1999) Late Quaternary constructional development of the axial volcanic zone, eastern Snake River Plain, Idaho: Geological Society of America Abstracts With Programs, v. 31, no. 4, p. A-61.

40. Hughes, S.S. (1999) Idaho Virtual Campus - Using the internet to discover new techniques in geology education: Geological Society of America Abstracts With Programs, v. 31.

41. Harvey, Jacqueline, Boyack, Diana, Taube, Vita, and Hughes, Scott S., 2000, Idaho Virtual Campus - Using the internet to discover new techniques in science education: Geological Society of America Abstracts With Programs, v. 32 (presented at the Rocky Mountain and Cordilleran Section Meetings, and at the Idaho Academy of Science Meeting in Twin Falls).

42. Hughes, S.S, Bartholomew, M.J., Lewis, S.E., Sinha, A.K., and Herz, N., 2001, Geochemistry of Precambrian charnockitic rocks of the central Lovingston massif, Grenvillian Blue Ridge Terrane, Virginia: Geological Society of America Abstracts with Programs vol. 33, No. 6, p. A-28.

43. McCurry, M., Rodgers, D.W., Hughes, S.S., Price, K., Scarberry, K., and Ford, M., 2002, Mantle-Derived Mass Transfer to Continental Crust along the Yellowstone Hotspot Track: Geological Society of America Abstracts with Programs Vol. 34, No. 5.

44. Scarberry, Kaleb, Hughes, Scott, and McCurry, Michael, 2002, Geochemistry, stratigraphy, and petrogenetic implications of the F basalt flow group, eastern Snake River Plain, Idaho: Geological Society of America Abstracts with Programs Vol. 34, No. 5.

45. Hughes, Scott S., and McCurry, Michael, 2002, Geochemical diversity of Quaternary olivine tholeiites on the eastern Snake River Plain: Geological Society of America Abstracts with Programs Vol. 34, No. 5.

46. Sakimoto, Susan E.H., Hughes, Scott S., and Gregg, Tracy K.P., 2002, Plains volcanism on Mars: Topographic data on shield and flow distributions and abundances, with new quantitative comparisons to the Snake River Plain Volcanic Province: Geological Society of America Abstracts with Programs Vol. 34, No. 6.

47. Hughes, Scott S., Sakimoto, Susan E.H., and Gregg, Tracy K.P., 2002, Plains volcanism in the eastern Snake River Plain: Quantitative measurements of petrologic contributions to topography with comparisons to Mars: Geological Society of America Abstracts with Programs Vol. 34, No. 6.

48. Sakimoto, S.E.H., Gregg, T.K.P., Hughes, S.S., and Chadwick, J., 2003, Re-assessing plains-style volcanism on Mars: Sixth International Conference on Mars, no. 3197 (CD-ROM).

49. Sakimoto, Susan E.H., Gregg, Tracy K.P., Hughes, Scott S., and Chadwick, John, Weren, Serena, L., 2003, Field Constraints on remote sensing shield volcano interpretations: Quantitative constraints from the Snake River Plains and extensions to Mars: Geological Society of America Abstracts with Programs Vol. 35, No. 107-11 (CD-ROM).

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