Home

Publications by G.A. Valentine

Journal papers

Valentine GA, Doronzo DM, Dellino P, de Tullio MD (2011) Effects of volcano profile on dilute pyroclastic density currents: numerical simulations. Geology, doi: 10.1130/G31936.1

Valentine GA, Shufelt NL, Hintz ARL (2011) Models of maar volcanoes, Lunar Crater (Nevada, USA). Bulletin of Volcanology 73: 753-765, doi:10.1007/s00445-011-0451-6

Doronzo DM, Valentine GA, Dellino P, de Tullio MD (2010) Numerical analysis of the effect of topography on deposition from dilute pyroclastic density currents. Earth and Planetary Science Letters 300: 164-173, doi:10.1016/epsl.2010.10.003

Genereau K, Valentine GA, Moore G, Hervig RL (2010) Mechanisms for transitions in eruptive style at a monogenetic scoria cone revealed by microtextural analysis (Lathrop Wells volcano, Nevada, USA). Bulletin of Volcanology, doi:10.1007/s00445-010-0234-z

Valentine GA, Hirano N (2010) Mechanisms of low-flux intraplate volcanic fields – Basin and Range (North America) and Northwest Pacific Ocean. Geology 38: 55-58, doi:10.1130/G30427.1

Dartevelle S, Valentine GA (2008) Multiphase magmatic flows at Yucca Mountain, Nevada. Journal of Geophysical Research 113, B12209, doi:10.1029/2007JB005367

Valentine GA, Gregg TKP (2008) Continental basaltic volcanoes – processes and problems. Journal of Volcanology and Geothermal Research 177, 857-873, doi:10.1016/j.jvolgeores.2008.01.050

Keating GN, Pelletier J, Valentine GA, Statham B (2008) Evaluating suitability of a tephra dispersal model as part of a risk assessment framework. Journal of Volcanology and Geothermal Research 177, 397-404, doi:10.1016/j.jvolgeores.2008.06.007

Keating GN, Valentine GA, Krier DJ, Perry FV (2008) Shallow plumbing systems for small-volume basaltic volcanoes. Bulletin of Volcanology, 70: 563-582, doi:10.1007/s00445-007-0154-1

Gaffney ES, Damjanac B, Valentine GA (2007) Localization of volcanic activity: 2. Effects of pre-existing structure. Earth and Planetary Science Letters 263: 323-338, doi: 10.1016/j.epsl.2007.09.002

Dartevelle S, Valentine GA (2007) Transient multiphase processes during the explosive eruption of basalt through a geothermal borehole (Namafjall, Iceland, 1977) and implications for natural volcanic flows. Earth and Planetary Science Letters 262:363-384, doi:10.1016/j.epsl.2007.07.053

Valentine GA, Perry FV (2007) Tectonically controlled, time-predictable basaltic volcanism from a lithospheric mantle source (central Basin and Range Province, USA). Earth and Planetary Science Letters, 261:201-216, doi:10.1016/j.epsl.2007.06.029

Valentine GA, Keating GN (2007) Eruptive styles and inferences about plumbing systems at Hidden Cone and Little Black Peak scoria cone volcanoes (Nevada, U.S.A.). Bulletin of Volcanology, 70:105-113, doi:10.1007/s00445-007-0123-8

Valentine GA, Krier DJ, Perry FV, Heiken G (2007) Eruptive and geomorphic processes at the Lathrop Wells scoria cone volcano. Journal of Volcanology and Geothermal Research, 161: 57-80, doi:10.1016/j.jvolgeores.2006.11.003

Valentine GA, Perry FV, Krier D, Keating GN, Kelley RE, Cogbill AH (2006) Small-volume basaltic volcanoes: eruptive products and processes, and post-eruptive geomorphic evolution in Crater Flat (Pleistocene), southern Nevada. Geological Society of America Bulletin, 118: 1313-1330 doi:10.1130/B25956.1

Valentine GA, Perry FV (2006) Decreasing magmatic footprints of individual volcanoes in a waning basaltic field. Geophysical Research Letters, 33: L14305, doi:10.1029/2006GL026743

Valentine GA, Krogh KEC (2006) Emplacement of shallow dikes and sills beneath a small basaltic volcanic center - the role of pre-existing structure (Paiute Ridge, southern Nevada, USA). Earth and Planetary Science Letters, 246: 217-230, doi:10.1016/j.epsl.2006.04.031

Valentine GA, Harrington CD (2006) Clast size controls and longevity of Pleistocene desert pavements at Lathrop Wells and Red Cone volcanoes, southern Nevada. Geology, 34: 533-536, doi:10.1130/G22481.1

Dartevelle S, Valentine GA (2005) Early-time multiphase interactions between basaltic magma and underground openings at the proposed Yucca Mountain radioactive waste repository. Geophysical Research Letters, 32, L22311, doi:10.1029/2005GL024172

Valentine GA, Krier D, Perry FV, Heiken G (2005) Scoria cone construction mechanisms, Lathrop Wells volcano, southern Nevada. Geology, 33: 629-632, doi:10.1130/G21459.1

Valentine GA, Zhang DX, Robinson BA (2002) Modeling complex, nonlinear geological processes. Annual Review of Earth and Planetary Sciences, 30: 35-64, doi:10.1146/annurev.earth.30.082801.150140

Perry FV, Valentine GA, Desmarais E, WoldeGabriel G (2001) Probabilistic assessment of volcanic hazard to radioactive waste repositories in Japan: intersection by a dike from a nearby composite volcano. Geology, 29: 255-258, doi:10.1130/0091-7613(2001)029<0255:PAOVHT>2.0.CO;2

Valentine GA, Perry FV, WoldeGabriel G (2000) Field characteristics of deposits from spatter-rich pyroclastic density currents at Summer Coon volcano, Colorado. Journal of Volcanology and Geothermal Research: 104: 187-200, doi:10.1016/S0377-0273(00)00206-7

Heiken G, Valentine GA, Brown M, Rasmussen S, George D, Greene R, Jones EM, Olsen K, Andersson C (2000) Modeling Cities – The Los Alamos Urban Security Initiative. Public Works Management and Policy 4: 198-212.

WoldeGabriel G, Keating GN, Valentine GA (1999) Effects of shallow basaltic intrusion into pyroclastic deposits, Grants Ridge, New Mexico, USA. Journal of Volcanology and Geothermal Research, 92: 389-411, doi:10.1016/S0377-0273(99)00087-6

Valentine GA (1998) Damage to structures by pyroclastic flows and surges, inferred from nuclear weapons effects. Journal of Volcanology and Geothermal Research, 87: 117-140, doi:10.1016/S0377-0273(98)00094-8

Keating GN, Valentine GA (1998) Proximal stratigraphy and syn-eruptive faulting in rhyolitic Grants Ridge Tuff, New Mexico, USA. Journal of Volcanology and Geothermal Research, 81: pp. 37-49, doi:10.1016/S0377-0273(97)00075-9

Valentine GA, Palladino DM, Agosta E, Taddeucci J, Trigila R (1998) Volcaniclastic aggradation in a semi-arid environment, northwestern Vulcano Island, Italy. Geological Society of America Bulletin, 110: 630-643, doi: 10.1130/0016-7606(1998)110<0630:VAIASE>2.3.CO;2

Baer EM, Fisher RV, Fuller M, Valentine G (1997) Turbulent transport and deposition of the Ito pyroclastic flow -- determinations using anisotropy of magnetic susceptibility. Journal of Geophysical Research, 102: 22565-22586.

Valentine GA, Groves KR (1996) Entrainment of country rock during basaltic eruptions of the Lucero volcanic field, New Mexico. Journal of Geology, 104: 71-90.

Palladino DM, Valentine GA (1995) Coarse-tail vertical and lateral grading in pyroclastic flow deposits of the Latera Volcanic Complex (Vulsini, central Italy): Origin and implications for flow dynamics. Journal of Volcanology and Geothermal Research, 69: 343-364, doi:10.1016/0377-0273(95)00036-4

Valentine GA, Giannetti B (1995) Single pyroclastic beds deposited by simultaneous fallout and surge processes: Roccamonfina volcano, Italy. Journal of Volcanology and Geothermal Research, 64: 129-138, doi:10.1016/0377-0273(94)00049-M

Valentine GA (1994) Multifield governing equations for magma dynamics. Geophysical and Astrophysical Fluid Dynamics, 78: 193-210.

Forman SL, Pierson J, Smith RP, Hackett WR, Valentine GA (1994) Assessing the accuracy of thermoluminescence to date baked sediments beneath late Quaternary lava flows, Snake River Plain, Idaho. Journal of Geophysical Research, 99: 15569-15576.

Valentine GA (1993) Note on the distribution of basaltic volcanism around large silicic centers. Journal of Volcanology and Geothermal Research, 56: 167-170, doi:10.1016/0377-0273(93)90058-Y

Valentine GA, Wohletz KH, Kieffer SW (1992) Effects of topography on facies and compositional zonation in caldera-related ignimbrites. Geological Society of America Bulletin, 104: 154-165, DOI: 10.1130/0016-7606(1992)104<0154:EOTOFA>2.3.CO;2

Valentine GA, Wohletz KH, Kieffer SW (1991) Sources of unsteady column dynamics in pyroclastic flow eruptions. Journal of Geophysical Research, 96: 21887-21892.

Valentine GA, Wohletz KH (1989) Numerical models of Plinian eruption columns and pyroclastic flows. Journal of Geophysical Research 94: 1867-1887.

Valentine GA, Buesch DC, Fisher RV (1989) Basal layered deposits of the Peach Springs Tuff, northwestern Arizona, U.S.A. Bulletin of Volcanology, 51: 396-414.

Valentine GA, Wohletz KH (1989) Environmental hazards of pyroclastic flows determined by numerical models. Geology 17: 641-644.

Valentine GA (1987) Stratified flow in pyroclastic surges. Bulletin of Volcanology 49: 616-630.

Valentine GA, Fisher RV (1986) Origin of layer 1 deposits in ignimbrites. Geology 14: 146-148.

Bower NW, Valentine GA (1986) Critical comparison of sample preparation methods for major and trace element determinations using x-ray fluorescence. X-Ray Spectrometry 15: 73-78.

Book Chapters

Valentine GA, Perry FV (2009) Volcanic risk assessment at Yucca Mountain, Nevada, USA: integration of geophysics, geology, and modeling. In: Volcanism, Tectonism, and Siting Nuclear Facilities (Connor C, Connor L, Chapman N, eds), Cambridge University Press, p. 452-480.

Crowe BM, Valentine GA, Perry FV, Black PK (2006) Volcanism: the continuing saga. In Uncertainty Underground: Yucca Mountain and the Nation’s High-Level Nuclear Waste (McFarlane AM, Ewing RC, eds.), MIT Press, Cambridge, Massachusetts: 131-148.

Valentine GA (2003) Towards integrated natural hazards reduction in urban areas. In Geosciences in the Cities, Heiken G, Fakundiny R, and Sutter J (eds.). American Geophysical Union Special Publication Series Vol. 56, Washington, DC: 63-74.

Valentine GA, Fisher RV (2000) Pyroclastic surges and blasts. In Encyclopedia of Volcanoes, H Sigurdsson (ed.), Academic Press: 571-580.

Valentine GA (1998) Eruption column physics. In From Magma to Tephra: Modeling Physical Processes of Explosive Volcanic Eruptions (Freundt A, ed), Elsevier, Amsterdam: 91-138.

Valentine GA (1992) Magma chamber dynamics. In Encyclopedia of Earth System Science, vol. 3, WA Nierenberg (ed.), Academic Press Inc., San Diego, pp. 1-17.

Wohletz KH, Valentine GA (1990) Computer simulations of explosive volcanic eruptions. In Magma Storage and Transport, M Ryan (ed.), John Wiley Publishing Co, pp. 113-135.

Other publications

Valentine GA, Bonadonna C, Manzella I, Clarke A, Dellino P (2011) Large-scale experiments on volcanic processes. Eos, Transactions, American Geophysical Union 92:89-96.

Valentine GA (2005) Predicting risks in the earth sciences – volcanological examples. Los Alamos Science, no. 29: 56-69.

Valentine GA, Heger S, Green R. Charmatz A. (2004) Nuclear weapon output and effectiveness initiative. Nuclear Weapons Journal (Spring 2004 issue): 6-10.

Valentine GA, Heiken G (2000) The need for a new look at cities. Environmental Science and Policy 3: 231-234.

Valentine G, Nelson S (2000) Characterize eruptive processes at Yucca Mountain, Nevada. Civilian Radioactive Waste Management System, Management & Operation Contractor report ANL-MGR-000002, Rev 00, 53 pp.

Perry FV, Crowe BM, Valentine GA, Bowker LM, eds (1998) Volcanism studies: final report for the Yucca Mountain Project. Los Alamos National Laboratory Report LA-13478, 554 pp.

Shaner M, Valentine G, Van Eeckhout E, editors (1997) Proceedings of the ModSim ‘97 USA Workshop, Volumes I and II. LAUR 97-4412.

Carter Krogh KE, Valentine GA (1996) Structural control on dike and sill emplacement, Paiute Ridge mafic intrusion complex, southern Nevada. Los Alamos National Laboratory Report LA-13157-MS.

Crowe B, Perry F, Geissman J, McFadden L, Wells S, Murrell M, Poths J, Valentine GA, Bowker L, Finnegan K (1995) Status of volcanism studies for the Yucca Mountain Site Characterization Project. Los Alamos National Laboratory Report LA-12908-MS

Valentine GA, Rosenberg ND, Crowe BM, Perry FV (1995) Use of natural analog and modeling techniques to constrain the effects of magmatic activity on long-term geologic repositories. Materials Research Society Symposium Proceedings, 353: 1283-1290.

Valentine GA (1993) Role of magma-water interaction in very large explosive eruptions. International Seminar on Physics of Vapor Explosion (Proceedings). Tomakomai, Hokkaido, Japan, 25-29 October 1993, pp. 210-216.

Valentine GA, Groves KR, Gable CW, Perry FV Crowe BM (1993) Effects of magmatic processes on the potential Yucca Mountain repository: field and computational studies. Focus '93 - Site Characterization and Model Validation (Proceedings), American Nuclear Society, pp. 167-173.

Crowe B, Perry FV, Valentine GA, Wallman PC, Kossik R (1993) Simulation modeling of the probability of magmatic disruption of the potential Yucca Mountain site. Focus '93 - Site Characterization and Model Validation (Proceedings), American Nuclear Society, pp. 182-191.

Levy S, Valentine G (1993) Natural alteration in the cooling Topopah Spring Tuff, Yucca Mountain, Nevada, as an analog to a waste-repository hydrothermal regime. Focus '93 - Site Characterization and Model Validation (Proceedings), American Nuclear Society, pp. 145-149.

Palladino DM, Valentine GA (1993) Origins of vertical and lateral coarse-tail grading in pyroclastic flow deposits. Proceedings of Accademia dei Lincei Conference on Large Explosive Eruptions, Rome, 24-25 May, 11 pp.

Valentine GA, Fisher RV (1993) Glowing avalanches: New research on volcanic density currents. Science, 259: 1130-1131.

Barr GE, Dunn E, Dockery H, Barnard R, Valentine G, Crowe B (1993) Scenarios constructed for basaltic igneous activity at Yucca Mountain and vicinity. Sandia National Laboratory Report SAND91-1653, 149 pp.

Valentine GA, Crowe BM, Perry FV (1992) Physical processes and effects of magmatism in

the Yucca Mountain region. Proceedings, 1992 Conference on High Level Radioactive Waste Management: 2014-2024.

Crowe BM, Valentine GA, Morley R, Perry FV (1992) Recent progress in volcanism studies: Site characterization activities for the Yucca Mountain Project. Waste-92 Proceedings.

Crowe BM, Picard R, Valentine GA, Perry FV (1992) Recurrence rate models of volcanic events: Applications to volcanic risk assessment for the Yucca Mountain Project. Proceedings, 1992 Conference on High Level Radioactive Waste Management: 2344-2355.

Valentine G (1991) Earth the gift. Ghost Ranch Journal 6: 4-6.

Valentine G (1990) Walking through time in Box Canyon. Ghost Ranch Journal 5: 3-5.

Valentine GA, Buesch DC, Fisher RV (1990) Reply to Wilson and Self's comments on "Basal layered deposits of the Peach Springs Tuff, northwestern Arizona." Bulletin of Volcanology 52: 565-569.

Goff F, Gardner JN, Valentine GA (1990) Geology of the Saint Peter's Dome area, Jemez Mountains, New Mexico. New Mexico Bureau of Mines and Mineral Resources Geologic Map 69.

Barnard RW, Eaton RR, Martinez MJ, Hopkins PL, Gallegos DP, Dykhuizen RC, Eggert KG, Valentine GA, Eslinger PW, Miley T, Gautheir J, Updegraff CD, Wheeler M (1990) Summary report on the PACE-90 radionuclide transport problem for a "nominal" hydrogeologic configuration. Sandia National Laboratories Letter Report SLTR90-3001, 167 pp.

Valentine GA (1989) Magma transport through dykes. Nature 342: 614-615

Valentine GA (1988) Field and theoretical aspects of explosive volcanic transport processes. Univ. Calif. Santa Barbara and Los Alamos National Laboratory Ph.D. Thesis LA-11441-T, 216 p.

Valentine GA (1988) Reply to CJN Wilson's comment on "Stratified flow in pyroclastic surges." Bulletin of Volcanology 50: 352-355.

Buesch DC, Valentine GA (1986) Peach Springs Tuff and volcanic stratigraphy of the southern Cerbat Mountains, Kingman, Arizona. In Nielson JE, Glazner AL (eds) Cenozoic stratigraphy, structure, and mineralization in the Mojave Desert. Geological Society of America Guidebook and Volume, Los Angeles, pp 7-14.

Valentine G (1983) Procedures for analysis of silicate rocks and minerals at Los Alamos National Laboratory by x-ray fluorescence. Los Alamos National Laboratory Report LA-9663-MS.