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Nelia W. Dunbar
List of Publications and Talks by Year

2011

  1. Antibus, J.V., Panter, K., Wilch, T., Blusztajn, J., Dunbar, N.W., and McIntosh, W., 2011, A meteoric water source for the formation of hyaloclastites at Minna Bluff, Ross Sea, Antarctica: A petrographic, geochemical and isotopic (Sr & O) investigation: 11th International Symposium on Antarctic Earth Sciences, 10-16 July, Edinburgh, Scotland, p. PO5.6.

  2. Cather, S.M., Read, A.S., Dunbar, N.W., Kues, B.S., Krainer, K., Lucas, S.G., and Kelley, S.A., 2011, Provenance evidence for major post-early Pennsylvanian dextral slip on the Picuris-Pecos fault, northern New Mexico: Geosphere, v. 7, p. 1175-1193.

  3. Dunbar, N.W., and Kurbatov, A.V., 2011, Tephrochronology of the Siple Dome ice core, West Antarctica: correlations and sources: Quaternary Science Reviews, v. 30, p. 1602-1614.

  4. Dunbar, N.W., Kurbatov, A.V., McIntosh, W., and Koffman, B.G., 2011, Antarctic tephrochronology: From visible layers to cryptotephra: 11th International Symposium on Antarctic Earth Sciences, 10-16 July, Edinburgh, Scotland, p. PS5.12.

  5. Dunbar, N.W., Kurbatov, A.V., and McIntosh, W.C., 2011, A Maturing Tephra Record in the West Antarctic Ice Sheet: Abstract presented at 2011 Fall Meeting, AGU, San Francisco, Calif, 5-9 Dec., v. V11D-2538 p. V11D-2538.

  6. —, 2011, A Rich Tephra Record in the WAIS Divide (WDC06A) Ice Core: WAIS Divide Science Meeting, Sept. 28-29, 2011, La Jolla, CA, p. 21.

  7. Dunbar, N.W., Panter, K., Scanlan, M., Fargo, A., McIntosh, W., and Wilch, T., 2011, Petrogenesis of alkaline magmas at Minna Bluff, Antarctica: evidence for high pressure fractionation and complex mixing processes: 11th International Symposium on Antarctic Earth Sciences, 10-16 July, Edinburgh, Scotland, p. PO5.10.

  8. Elkins, L.J., Sims, K.W.W., Prytulak, J., Elliott, T., Mattielli, N., Blichert-Toft, J., Blusztajn, J., Dunbar, N., Devey, C., Mertz, D.F., Schilling, J.G., and Murrell, M., 2011, Understanding melt generation beneath the slow-spreading Kolbeinsey Ridge using (238)U, (230)Th, and (231)Pa excesses: Geochimica et Cosmochimica Acta, v. 75, p. 6300-6329.

  9. Garcia, L., Petronis, M., Koning, D.J., Zimmerer, M., and Dunbar, N., 2011, Structural, anisotropy of magnetic susceptibility, geochemistry, and paleomagnetic investigations of a steeply dipping, welded tuff (Amalia Tuff) south of Petaca, New Mexico: Guidebook - New Mexico Geological Society, v. 62, p. 105-108.

  10. Goff, F., Dunbar, N.W., Kelley, S.A., Peters, L., McIntosh, W., Heizler, L.L., and Goff, C.J., 2011, Three Rivers Stock and Palisades Tuff: Correlating Intrusive Source with Ignimbrite Sheet in the Tectonically Disrupted Sierra Blanca Igneous Complex, New Mexico: 2011 Geological Society of America Annual Meeting, Minneapolis, NM (9-12 October 2011), v. Paper No. 272-5.

  11. Koffman, B.G., Kreutz, K.J., Breton, D.J., Dunbar, N.W., and Kurbatov, A.V., 2011, Depositional phasing of volcanic aerosols in the WAIS Divide ice core over the past 2400 years: Abstract presented at 2011 Fall Meeting, AGU, San Francisco, Calif, 5-9 Dec., v. V11D-2539.

  12. Koning, D.J., McIntosh, W.C., and Dunbar, N., 2011, Geology of southern Black Mesa, Espanola Basin, New Mexico; new stratigraphic age control and interpretations of the southern Embudo fault system of the Rio Grande Rift: Guidebook - New Mexico Geological Society, v. 62, p. 191-214.

  13. Koning, D.J., Newell, D.L., Sarna-Wojcicki, A., Dunbar, N., Karlstrom, K.E., Salem, A., and Crossey, L.J., 2011, Terrace stratigraphy, ages, and incision rates along the Rio Ojo Caliente, north-central New Mexico: Guidebook - New Mexico Geological Society, v. 62, p. 281-300.

  14. Korotkikh, E.V., Mayewski, P.A., Handley, M.J., Sneed, S.B., Introne, D.S., Kurbatov, A.V., Dunbar, N.W., and McIntosh, W.C., 2011, The last interglacial as represented in the glaciochemical record from Mount Moulton Blue Ice Area, West Antarctica: Quaternary Science Reviews, v. 30, p. 1940-1947.

  15. Kreutz, K.J., Koffman, B.G., Breton, D.J., Dunbar, N.W., and Kurbatov, A.V., 2011, Seasonal to centennial-scale variability of microparticle concentration and size distribution in the WAIS Divide ice core over the past 2.4 ka: Abstract presented at 2011 Fall Meeting, AGU, San Francisco, Calif, 5-9 Dec., v. PP23B-1846.

  16. Kyle, P., Dunbar, N.W., and Pearce, N.J.G., 2011, The Quaternary volcanic record in the ANDRILL McMurdo Ice Shelf AND-1B drill core: 11th International Symposium on Antarctic Earth Sciences, 10-16 July, Edinburgh, Scotland, p. PO5.12

  17. Oppenheimer, C., Moretti, R., Kyle, P.R., Eschenbacher, A., Lowenstern, J.B., Hervig, R.L., and Dunbar, N.W., 2011, Mantle to surface degassing of alkalic magmas at Erebus volcano, Antarctica: Earth and Planetary Science Letters, v. 306, p. 261-271.

  18. Panter, K., Dunbar, N.W., Scanlan, M., Wilch, T., Fargo, A., and McIntosh, W., 2011, Petrogenesis of alkaline magmas at Minna Bluff, Antarctica: evidence for multi-stage differentiation and complex mixing processes: Abstract presented at 2011 Fall Meeting, AGU, San Francisco, Calif, 5-9 Dec., v. V31F-2590.

  19. Phillips, F.M., McIntosh, W.C., and Dunbar, N.W., 2011, Chronology of late Cenozoic volcanic eruptions onto relict surfaces in the south-central Sierra Nevada, California: Geological Society of AMerica Bulletin, v. 123, p. 890-910.

  20. White, R.J., Spinelli, G.A., Mozley, P.S., and Dunbar, N.W., 2011, Importance of volcanic glass alteration to sediment stabilization: offshore Japan: Sedimentology, v. 58, p. 1138-1154.

  21. Wilch, T., McIntosh, W., Panter, K., Dunbar, N.W., Smellie, J.L., Fargo, A., Ross, J.I., Antibus, J.V., and Scanlan, M., 2011, Two-stage growth of the Late Miocene Minna Bluff Volcanic Complex, Ross Embayment, Antarctica: implications for ice-sheet and volcanic histories: Abstract presented at 2011 Fall Meeting, AGU, San Francisco, Calif, 5-9 Dec., v. V31F-2591.

  22. Wilch, T., Panter, K., McIntosh, W., Dunbar, N., Smellie, J.L., Fargo, A., Ross, J., Antibus, J.V., Scanlan, M., and Zimmerer, M.J., 2011, Late Miocene evolution of the Minna Bluff Volcanic Complex, Ross Embayment, Antarctica: 11th International Symposium on Antarctic Earth Sciences, 10-16 July, Edinburgh, Scotland, p. PS5.10.

 

2010

  1. Antibus, J.V., Panter, K., Dunbar, N., Wilch, T., and McIntosh, W., 2010, Oxygen isotope and cation chemistry: Evidence of multiple water sources influencing the alteration of Antarctic hyaloclastites: Geochimica et Cosmochimica Acta, v. 74, p. A26-A26.

  2. —, 2010, Stable isotope, cation chemistry and petrographic evidence of multiple water sources influencing the alteration of Antarctic hyaloclastites, Abstract AV13E-2402 presented at 2010 Fall Meeting, AGU, San Francisco.

  3. Connell, S.D., Smith, G.A., Geissman, J.W., McIntosh, W., Dunbar, N.W., Love, D.W., and Cather, S.M., 2010, 40Ar/39Ar geochronology, magneticpolarity stratigraphy, and tephrochronology of Plio-Pleistocene deposits in the Albuquerque basin, Rio Grande Rift, New Mexico: New Mexico Geological Society Abstract Volume, p. 9.

  4. Crow, R., Karlstrom, K., McIntosh, W., Peters, L., and Dunbar, N., 2010, Reconstructing western Grand Canyon's lava dams and their failure mechanisms: new insights from geochemical correlation and 40Ar/39Ar dating, Abstract EP43B-0754 presented at 2010 Fall Meeting, AGU, San Francisco.

  5. Dunbar, N.W., 2010, Bandelier National Monument, in Price, L.G., ed., The Geology of Northern New Mexico's Parks, Monuments and Public Lands, Volume 1: Socorro NM, New Mexico Bureau of Geology and Mineral Resources, p. 145-152. For information on this book, click here

  6. —, 2010, El Malpais National Monument, in Price, L.G., ed., The Geology of Northern New Mexico's Parks, Monuments and Public Lands, Volume 1: Socorro NM, New Mexico Bureau of Geology and Mineral Resources, p. 25-34. For information on this book, click here

  7. —, 2010, Kasha-Katuwe Tent Rocks National Monument, in Price, L.G., ed., The Geology of Northern New Mexico's Parks, Monuments and Public Lands, Volume 1: Socorro NM, New Mexico Bureau of Geology and Mineral Resources, p. 153-158. For information on this book, click here

  8. —, 2010, Valles Caldera National Preserve, in Price, L.G., ed., The Geology of Northern New Mexico's Parks, Monuments and Public Lands, Volume 1: Socorro NM, New Mexico Bureau of Geology and Mineral Resources, p. 135-144. For information on this book, click here

  9. Dunbar, N.W., Kelley, S.A., Goff, F., McIntosh, W., and Heizler, L., 2010, Stratigraphy and geochemistry of early pyroclastic eruptions at Mt. Taylor volcano, New Mexico: New Mexico Geological Society Abstract Volume, p. 12.

  10. Dunbar, N.W., Kurbatov, A.V., Koffman, B.G., and Kreutz, K.J., 2010, Tephra Record of Local and Distal Volcanism in the WAIS Divide Ice Core, 2010 WAIS Divide Science Meeting: La Jolla, CA.

  11. Goff, F., Kelley, S.A., Osburn, G.R., Lawrence, J.R., Goff, C.J., Ferguson, C.A., McIntosh, W., Fellah, K., Dunbar, N.W., and Wolff, J.A., 2010, Evolution of Mount Taylor composite volcano, New Mexico: New Mexico Geological Society Abstract Volume, p. 17.

  12. Kammerer, M.M., Kyle, P.R., and Dunbar, N.W., 2010, Nature and Origin of Volcanogenic Salts Deposits around the Crater of Erebus volcano, Antarctica, Abstract V31C-2339 presented at 2010 Fall Meeting, AGU, San Francisco.

  13. Koffman, B.G., Kreutz, K.J., Breton, D.J., Dunbar, N.W., Kurbatov, A.V., Mayewski, P.A., and Wells, M.L., 2010, Microparticle Concentration in the WAIS Divide Ice Core over the Past 2.3 ka: Seasonal Variation and Volcanic Input, 2010 WAIS Divide Science Meeting: La Jolla, CA.

  14. McLemore, V.T., Dunbar, N.W., Tachie-Menson, S., and Donahue, K., 2010, The effect of weathering on the acid-producing potential of the Goathill North Rock Pile, Questa mine, NM, Tailings and Mine Waste '10, Volume Proceedings of the 14th International Conference on Tailings and Mine Waste: Vail, CO, p. 213-227.

  15. Phillips, E., Goff, F., Kyle, P., Dunbar, N., McIntosh, W., and Gardner, J.E., 2010, 40Ar/39Ar age constraints on the of resurgence and post-collapse rhyolites at Valles Caldera, Jemez Mountains, New Mexico: Geological Society of America Abstracts with Program, v. 42, p. 52.

  16. Sims, K.W.W., Pichat, S., Reagan, M., Dunbar, N.W., Kyle, P., Sawyer, G., Gauthier, P., and Bichert-Toft, J., 2010, Do 226Ra-230Th isochrons provide realistic crystallization ages?, Cities of Volcanoes 6: Tenerife, Canary Islands, p. 17.

2009

  1. Cather, S.M., Dunbar, N.W., McDowell, F.W., McIntosh, W.C., and Scholle, P.A., 2009, Climate forcing by iron fertilization from repeated ignimbrite eruptions: The icehouse-silicic large igneous province (SLIP) hypothesis: Geosphere, v. 5, p. 315-324. See abstract

  2. Donahue, K., Dunbar, N.W., Heizler, L., and McLemore, V., 2009, Clay Mineralogy of the Goathill North Rock Pile, Questa Mine,Taos County, NM: Origins and Indications of In-situ Weathering: 2009 SME Annual Meeting.

  3. Donahue, K.M., Dunbar, N.W., and McLemore, V.T., 2009, Clay mineralogy of the Goathill North rock pile, Questa mine, Taos County, NM: Origins and indications of in-situ weathering (abstract), Society of Mining, Metallurgy and Exploration Annual Convention,: Denver.

  4. Dunbar, N.W., Cather, S.M., and Heizler, L., 2009, Detrital monazite geochronology of Ortega Quartzite clasts in Pennsylvanian strata of the northern Truchas Uplift, northern New Mexico; implications for the slip history of the Picuris-Pecos Fault, in New Mexico Geological Society spring meeting, Volume 31, New Mexico Bureau of Geology and Mineral Resources, p. 43-44.

  5. Dunbar, N.W., and McIntosh, W.C., 2009, Tephra as an absolute dating and correlation tool for Antarctic ice cores: Geochimica Et Cosmochimica Acta, v. 73, p. A312-A312.

  6. Elkins, L.J., Sims, K.W., and Dunbar, N.W., 2009, Seawater alteration of Arctic mid-ocean ridge basalts: EOS Trans. AGU, 90(52), Fall Meet. Sup, v. 90(52) Fall Meet. Suppl., p. V33D-2063.

  7. Kyle, P., and Dunbar, N.W., 2009, The volcanic record of the upper 600 meters of the ANDRILL AND-1 drill cores: Evidence of ice-free conditions and local volcanic activity over the past 6 million years, ANDRILL Science Integration Workshop: Wellington New Zealand.

  8. Mack, G.H., Dunbar, N., and Foster, R., 2009, New sites of 3.1-Ma pumice beds in axial-fluvial strata of the Camp Rice and Palomas Formations, southern Rio Grande Rift: New Mexico Geology, v. 31, p. 31-37.

  9. McLemore, V., Donahue, K., Dunbar, N., and Heizler, L., 2009, Characterization of Weathering of Mine Rock Piles: Example from the Questa Mine, New Mexico, USA, 8th ICARD.

  10. McLemore, V., Sweeney, D., Dunbar, N., Heizler, L., and Phillips, E., 2009, Determining bulk mineralogy using a combination of petrographic techniques, whole rock chemistry, and MODAN, Society of Mining, Metallurgy and Exploration Annual Convention.

  11. Naish, T., Powell, R., and others., 2009, Obliquity-paced Pliocene West Antarctic ice sheet oscillations: Nature, v. 458, p. 322-U84.

  12. Woodcock, D., Meyer, H., Dunbar, N., McIntosh, W., Prado, I., and Morales, G., 2009, Geologic and taphonomic context of El Bosque Petrificado Piedra Chamana (Cajamarca, Peru): Geological Society of America Bulletin, v. 121, p. 1172-1178.

2008

  1. Bosket, M.E., WIlch, T.I., Panter, K.S., Dunbar, N.W., and McIntosh, W.C., 2008, Explosively Erupted Hydrovolcanic Deposits at Minna Saddle, Antarctica: Evidence of Limited Ice-Magma Interaction Geological Society of America Abstract Volume- Annual Meeting, p. 157-3.

    Crow, R., Karlstrom, K.E., McIntosh, W., Peters, L., and Dunbar, N., 2008, History of Quaternary volcanism and lava dams in western Grand Canyon based on lidar analysis, Ar-40/Ar-39 dating, and field studies: Implications for flow stratigraphy, timing of volcanic events, and lava dams: Geosphere, v. 4, p. 183-206.

    Donahue, K., Dunbar, N.W., Heizler, L., McLemore, V., and Campbell, A., 2008, Characterization of the clay mineralogy within the rock piles on the Molycorp Questa mine site, Decision and Reliability Analysis reports prepared for Chevron Mining Inc. Questa, New Mexico, p. 9.

    Donahue, K.M., Dunbar, N.W., Heizler, L., and McLemore, V.T., 2008, Origins of clay minerals in the Molycorp Mine Goathill North rock pile, unpublished report to Molycorp.

    Dunbar, N.W., Heizler, L., and Sweeney, D., 2008, Mineralogical characterization of Questa rock-pile samples by petrographic and electron microprobe analysis, Decision and Reliability Analysis reports prepared for Chevron Mining Inc. Questa, New Mexico, p. 19.

    Dunbar, N.W., McIntosh, W.C., and Esser, R.P., 2008, Physical setting and tephrochronology of the summit caldera ice record at Mount Moulton, West Antarctica: Geological Society of America Bulletin, v. 120, p. 796-812. See abstract

    Dunbar, N.W., McIntosh, W.C., and Kurbatov, A.V., 2008, Integrated tephrochronology of the West Antarctic region - Implications for a potential tephra record in the West Antarctic Ice Sheet (WAIS) divide ice core: Geochemica cosmochimica acta, v. 72 (supplement- abstract volume), p. A232-A232.

    Dunbar, N.W., Panter, K.S., Scanlan, M.K., Fargo, A.F., McIntosh, W.C., and Wilch, T.I., 2008, Evidence for Complex Mixing Processes Controlling the Composition of a Wide Range of Alkaline Volcanic Rocks at Minna Bluff, Antarctica.: Eos Trans. AGU, 89(53), Fall Meet. Suppl., p. V13C-2128.

    Fargo, A., McIntosh, W., and Dunbar, N.W., 2008, 40Ar/39Ar Geochronology of Minna Bluff, Antarctica: Timing of Mid-Miocene Glacial Erosional Events Within the Ross Embayment: Eos Trans. AGU, 89(53), Fall Meet. Suppl., , p. V13C-2127.

    Fargo, A.F., McIntosh, W.C., and Dunbar, N.W., 2008, 40Ar/ 39Ar geochronological analysis of Minna Bluff, Antarctica; evidence for past glacial events within the Antarctic cryosphere, New Mexico Geological Society spring meeting, Volume 30, New Mexico Bureau of Geology and Mineral Resources, p. 64.

    Harpel, C.J., Kyle, P.R., and Dunbar, N.W., 2008, Englacial tephrostratigraphy of Erebus volcano, Antarctica: Journal of Volcanology and Geothermal Research, v. 177, p. 549-568.

    Kelly, P.J., Dunbar, N.W., Kyle, P.R., and McIntosh, W.C., 2008, Refinement of the late Quaternary geologic history of Erebus volcano, Antarctica using Ar-40/Ar-39 and Cl-36 age determinations: Journal of Volcanology and Geothermal Research, v. 177, p. 569-577.

    Kelly, P.J., Kyle, P.R., Dunbar, N.W., and Sims, K.W.W., 2008, Geochemistry and mineralogy of the phonolite lava lake, Erebus volcano, Antarctica: 1972-2004 and comparison with older lavas: Journal of Volcanology and Geothermal Research, v. 177, p. 589-605.

    Koning, D.J., Connell, S.D., Slate, J.L., Wan, E., Ferguson, J.F., Grauch, V.J.S., Woldegabriel, G., Peters, L., McIntosh, W., Dunbar, N., Broxton, D., and Baldridge, W.S., 2008, Structural control on the eastern Espanola Basin, Rio Grande Rift, north-central New Mexico: New Mexico Geology, v. 30, p. 54.

    McLemore, V., Heizler, L., and Dunbar, N.W., 2008, Humidity cell mineralogy and characterization, Decision and Reliability Analysis reports prepared for Chevron Mining Inc. Questa, New Mexico, p. 35.

    McLemore, V.T., Ayakwah, G., Boakye, K., Campbell, A., Donahue, K., Dunbar, N., Gutierrez, L., Heizler, L., Lynn, R., Lueth, V., Osantowski, E., Phillips, E., Shannon, H., Smith, M., Tachie-Menson, S., van Dam, R., Viterbo, V.C., Walsh, P., and Wilson, G.W., 2008, Characterization of Goathill North Rock Pile, revised unpublished report to Molycorp.

    McLemore, V.T., Donahue, K., Dunbar, N., and Heizler, L., 2008, Characterization of physical and chemical weathering in the rock piles and evaluation of weathering indices for the Questa rock piles, unpublished report to Chevron.

    McLemore, V.T., Heizler, L., Dunbar, N., Phillips, E., Donahue, K., Sweeney, D., Dickens, A., and Ennin, F., 2008, Petrographic Analysis of Humidity Cell Samples, unpublished report to Chevron.

    McLemore, V.T., Sweeney, D., Dunbar, N.W., Heizler, L., Campbell, A., and Phillips, E., 2008, Determining quantitative mineralogy using a modified MODAN approach (combination of petrographic techniques, whole rock chemistry, and MODAN), Decision and Reliability Analysis reports prepared for Chevron Mining Inc. Questa, New Mexico.

    Quade, J., Levin, N., Simpson, S., Butler, R., McIntosh, W.C., Semaw, S., Kleinsasser, L., Dupont-Nivet, G., Renne, P., and Dunbar, N., 2008, The geology of Gona, Afar, Ethiopia: Geological Society of America Special Paper, v. 446, p. 1-31.

    Ross, J.I., McIntosh, W.C., and Dunbar, N.W., 2008, 40Ar/39Ar chronology of volcanic events in the AND-1B drillcore - implications for age models and glacial history of the Ross Embayment: Eos Trans. AGU, 89(53), Fall Meet. Suppl., , p. C21B-0540.

  2. Scanlan, M., Panter, K., Wilch, T.I., Dunbar, N.W., and McIntosh, W.C., 2008, Petrology of Inclusion-Rich Lavas at Minna Bluff, Antarctica: Implications for Magma Origin, Differentiation and Eruption Dynamics: Eos Trans. AGU, 89(53), Fall Meet. Suppl., p. V13C-2129.
  3. Sims, K.W., Pichat, S., Reagan, M., Dunbar, N.W., Kyle, P., Gauthier, P., and Blichert-Toft, J., 2008, Do 226Ra-230Th isochrons provide realistic crystallization ages?: Eos Trans. AGU, 89(53), Fall Meet. Suppl., p. V11D-02.

  4. Sweeney, D., Dunbar, N.W., Logston, M., McLemore, V., Heizler, L., and Dickens, A., 2008, Boulder Study, Decision and Reliability Analysis reports prepared for Chevron Mining Inc. Questa, New Mexico, p. 27.

    Wilch, T.I., McIntosh, W.C., Panter, K.S., Dunbar, N.W., Smellie, J.L., Fargo, A., Scanlan, M., Zimmerer, M.J., Ross, J., and Bosket, M.E., 2008, Volcanic and Glacial Geology of the Miocene Minna Bluff Volcanic Complex, Antarctica: Eos Trans. AGU, 89(53), Fall Meet. Suppl., p. V11F-06.

    Zimmerer, M.J., McIntosh, W., and Dunbar, N.W., 2008, A 40Ar/39Ar Geochronology and Thermochronology Study of Caldera Volcanism and Related Plutonic Processes, Questa Caldera, Northern New Mexico: Eos Trans. AGU, 89(53), Fall Meet. Suppl., p. V12A-05.

2007

  1. CROWE, R.S., KARLSTROM, K., MCINTOSH, W.C., PETERS, L., AND DUNBAR, N.W., 2007, History Of Quaternary Volcanism In Western Grand Canyon Based On Lidar Analysis, 40Ar/39Ar Dating, And Field Studies: Implications For Flow Stratigraphy, Timing Of Volcanic Events, And Lava Dam Stability: Geological Society of America Abstracts with Program, v. 2007 Annual Meeting, Denver, p. 66-12.
  2. DUNBAR, N.W., MCINTOSH, W.C., AND ESSER, R.P., 2007, Physical setting and tephrochonology of the summit caldera ice record at Mt. Moulton, West Antarctica: Geological Society of America Bulletin, v. (accepted).
  3. DUNBAR, N.W., MCINTOSH, W.C., KURBATOV, A.V., AND WILCH, T.I., 2007, Integrated Tephrochronology of the West Antarctic Region- Implications for a potential tephra record in the West Antarctic Ice Sheet (WAIS) Divide Ice Core: 2007 WAIS Divide Science Meeting.
  4. DUNBAR, N.W., MCINTOSH, W.C., V., K.A., AND WILCH, T.I., 2007, Integrated tephrochronology of the West Antarctic region; implications for a potential tephra record in the West Antarctic ice sheet (WAIS) Divide ice core, in Cooper, A., and Raymond, C., eds., Tenth international symposium on Antarctic earth sciences; Antarctica; a keystone in a changing world, U. S. Geological Survey.
  5. KARLSTROM, K.E., CROW, R.S., PETERS, L., MCINTOSH, W., RAUCCI, J., CROSSEY, L.J., UMHOEFER, P., AND DUNBAR, N., 2007, Ar-40/Ar-39 and field studies of Quaternary basalts in Grand Canyon and model for carving Grand Canyon: Quantifying the interaction of river incision and normal faulting across the western edge of the Colorado Plateau: Geological Society of America Bulletin, v. 119, p. 1283-1312.
  6. KONING, D.J., SMITH, G., CONNELL, S.D., SLATE, J.L., WOLDEGABRIEL, G., PETERS, L., MCINTOSH, W., DUNBAR, N., AND HORNING, R., 2007, Tectonic Evolution Of The Española Basin, Rio Grande Rift, North-Central New Mexico: Geological Society of America Abstracts with Program, v. 2007 Annual Meeting, Denver, p. 182-8.
  7. PHILLIPS, E.H., GOFF, F., KYLE, P.R., MCINTOSH, W.C., DUNBAR, N.W., AND GARDNER, J.N., 2007, The Ar-40/Ar-39 age constraints on the duration of resurgence at the Valles caldera, New Mexico: Journal of Geophysical Research-Solid Earth, v. 112, p. B08201.
  8. POMPILIO, M., KYLE, P., WILCH, T., AND DUNBAR, N.W., 2007, The volcanic record in the ANDRILL McMurdo Ice Shelf AND-1B drill core, in Cooper, A., and Raymond, C., eds., Tenth international symposium on Antarctic earth sciences; Antarctica; a keystone in a changing world, U. S. Geological Survey.
  9. ROSS, J., AND MCINTOSH, W.C., DUNBAR, N.W., 2007, Preliminary 40Ar/39Ar results from the AND-1B core, in Cooper, A., and Raymond, C., eds., Tenth international symposium on Antarctic earth sciences; Antarctica; a keystone in a changing world, U. S. Geological Survey.
  10. SCANLAN, M., PANTER, K., AND DUNBAR, N., 2007, Evidence for magma mixing/mingling in lavas from Minna Bluff, South Victoria Land, in Cooper, A., and Raymond, C., eds., Tenth international symposium on Antarctic earth sciences; Antarctica; a keystone in a changing world, U.S. Geological Survey.
  11. SIMPSON, S.W., QUADE, J., KLEINSASSER, L., LEVIN, N., MCINTOSH, W., DUNBAR, N., AND SEMAW, S., 2007, Late miocene hominid teeth from Gona project area, Ethiopia: American Journal of Physical Anthropology, supplement 44, p. 219
  12. SLETTEN, R.S., MANN, D.H., MCINTOSH, W.C., DUNBAR, N.W., PRENTICE, M.L., DICKINSON, W., AND STONE, J.O., 2007, Possible redeposition of volcanic ashes in the Dry Valleys by glacier transport, in Cooper, A., and Raymond, C., eds., Tenth international symposium on Antarctic earth sciences; Antarctica; a keystone in a changing world, U. S. Geological Survey.
  13. SWEENEY, D., PHLLIPS, E., MCLEMORE, V., DONAHUE, K., DUNBAR, N., AND HEIZLER, L., 2007, Petrographic techniques used to characterize Molycorp rock piles, Questa, New Mexico: New Mexico Geology, v. 29, p. 61.
  14. WILCH, T.I., MCINTOSH, W.C., SMELLIE, J.L., DUNBAR, N.W., FARGO, A., SCANLAN, M.K., ROBERTS, P.D., AND PANTER, K.S., 2007, Late Miocene volcanism and glaciation at Minna Bluff, Antarctica, in Cooper, A., and Raymond, C., eds., Tenth international symposium on Antarctic earth sciences; Antarctica; a keystone in a changing world, U. S. Geological Survey.
  15. WILSON, G.S., LEVY, R.H., BROWNE, G., DUNBAR, N.W., FLORINDO, F., HENRYS, S.A., GRAHAM, I., MCINTOSH, W.C., MCKAY, R.M., NAISH, T.R., OHNEISER, C., POWELL, R.D., ROSS, J.I., SAGNOTTI, L., SCHERER, R.P., SJUNNESKOG, C., STRONG, C.P., TAVIANI, M., AND WINTER, D.M., 2007, Chronostratigraphic constraints on Pliocene warmth and Pleistocene cooling in the ANDRILL-1B drillcore from beneath the McMurdo Ice Shelf, Antarctica.: EOS, Transactions of the American Geophysical Union, p. 88(52), Fall Meeting Supplement.
  16. WILSON, G.S., LEVY, R.H., BROWNE, G., DUNBAR, N.W., FLORINDO, F., HENRYS, S.A., GRAHAM, I., MCINTOSH, W.C., MCKAY, R.M., NAISH, T.R., OHNEISER, C., POWELL, R.D., ROSS, J.I., SAGNOTTI, L., SCHERER, R.P., SJUNNESKOG, C., STRONG, C.P., TAVIANI, M., AND WINTER, D.M.,2007, Preliminary chronostratigraphy for the upper 700 m (upper Miocene-Pleistocene) of the AND-1B drillcore recovered from beneath the McMurdo Ice Shelf, Antarctica, in Cooper, A., and Raymond, C., eds., Tenth international symposium on Antarctic earth sciences; Antarctica; a keystone in a changing world, U. S. Geological Survey.
  17. ZIMMERER, M.J., MCINTOSH, W.C., AND DUNBAR, N.W., 2007, The 40Ar/39Ar Geochronology and Thermochronology of the Latir Volcanic Field, New Mexco:  Implications for Silicic Caldera Volcanism: New Mexico Geology, v. 29, p. 57.

2006

  1. CROWE, R.S., KARLSTROM, K., MCINTOSH, W.C., PETERS, L., AND DUNBAR, N.W., 2006, Interactions Between Volcanism, River Incision, And Normal Faulting In Western Grand Canyon And Implications For Neotectonic Models: Geological Society of America Abstracts with Program, v. 2006 Annual Meeting, Philadelphia, p. 112-25.
  2. DICKENS, A.K., MCINTOSH, W.C., AND DUNBAR, N.W., 2006, Investigation of obsidian hydration and implications for the 40Ar/39Ar dating method: New Mexico Geology, v. 28, p. 59.
  3. DUNBAR, N.W., 2006, The “Short-Course” Approach For Teaching Electron Microprobe Analysis At The Graduate Level: Geological Society of America Abstracts with Program, v. 2006 Annual Meeting Philadelphia, p. 113-12.
  4. KELLY, P.J., KYLE, P., AND DUNBAR, N.W., 2006, Crystallization Processes and Magma Chamber Dynamics at the Mount Erebus Volcano Lava Lake: The Mineralogic Message: EOS, Transactions of the American Geophysical Union, v. 87 (52), p. V53E-04.
  5. KURBATOV, A.V., ZIELINSKI, G.A., DUNBAR, N.W., MAYEWSKI, P.A., MEYERSON, E.A., SNEED, S.B., AND TAYLOR, K.C., 2006, A 12,000 year record of explosive volcanism in the Siple Dome Ice Core, West Antarctica: Journal of Geophysical Research-Atmospheres, v. 111, p. D12307. View PDF
  6. MCLEMORE, V.T., DONAHUE, K., PHILLIPS, E., DUNBAR, N., SMITH, M., TACHIE-MENSON, S., VITERBO, V., LUETH, V.W., CAMPBELL, A.R., AND WALKER, B.M., 2006, Petrographic, mineralogical and chemical characterization of Goathill North Mine Rock Pile, Questa Molybdenum Mine, Questa, New Mexico:: 2006 Billings Land Reclamation Symposium, June, 2006, Billings, Mt. Published by Published by American Society of Mining and Reclamation, 3134 Montavesta Rd., Lexington, KY, CD-ROM.
  7. MCLEMORE, V.T., M., D.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.: 7th ICARD, March 26-30, 2006, St. Louis MO., American Society of Mining and Reclamation., Lexington, KY, p. 1219-1249. .
  8. SEAMAN, S.J., DYAR, M.D., MARINKOVIC, N., AND DUNBAR, N.W., 2006, An FTIR study of hydrogen in anorthoclase and associated melt inclusions: American Mineralogist, v. 91, p. 12-20. View PDF

2005

  1. Bensing, J.P., Mozley, P.S., and Dunbar, N.W., 2005, Importance of clay in iron transport and sediment reddening: Evidence from reduction features of the ABO Formation, New Mexico, USA: Journal of Sedimentary Research, v. 75, p. 562-571.
  2. Donahue, K.M., Dunbar, N.W., Mclemore, V., Lueth, V.W., Hauff, P.L., and Heizler, L., 2005, The Goathill North Mine Rock Pile And The Goathill And Straight Creek Hydrothermal Alteration Scars, Questa Area, New Mexico: Geological Society of America Abstracts with Program.
  3. Donahue, K.M., Hauff, P.L., Dunbar, N.W., Lueth, V.W., Mclemore, V.T., and Heizler, L., 2005, Clay Mineralogy Of Alteration Scars And Rock Piles, Questa Area, New Mexico.: New Mexico Geological Society Abstract Volume.
  4. Dunbar, N.W., 2005, Quaternary Volcanism in New Mexico: New Mexico Museum of Natural History and Science Bulletin, v. 28, p. 95-106. View PDF
  5. —, 2005, Tephrochronology Of The Siple Dome, Antarctica, Ice Core: Analytical Challenges And Results: Geological Society of America Abstracts with Program.
  6. Dunbar, N.W., Ennis, D.J., and E., C.C., 2005, Geochemistry, mineralogy, and chronology of K-metasomatism of volcanic rocks near Socorro, New Mexico, USA, 15th annual V M Goldschmidt conference, Volume 69, Pergamon, p. 786.

2004

  1. Aster, R., McIntosh, W., Kyle, P., Esser, R., Bartel, B., Dunbar, N., Johns, B., Johnson, J., Karstens, R., Kurnik, C., McGowan, M., McNamara, S., Meertens, C., Pauly, B., Richmond, M., and Ruiz, M., 2004, Real-time date received from Mount Erebus Volcano, Antarctica: EOS Transactions of the American Geophysical Union, v. 85, no. 10, p. 97-101. View PDF
  2. DUNBAR, N., 2004. Quaternary Volcanism in New Mexico. New Mexico Museum of Natural History "Ice Ages of New Mexico" symposium, Feb. 7, 2004.
  3. Dunbar, N. W., 2005, Quaternary Volcanism in New Mexico: New Mexico Museum of Natural History and Science Bulletin, v. 28, p. 95-106. View PDF
  4. Dunbar, N.W., Kurbatov, A., Zielinski, G., McIntosh, W.C., Price, P.B., and Bay, R.C., 2004, Volcanic ash records in the Siple Dome Ice Core: Siple Dome Principal Investigator Meeting, Reno, NV, Feb. 24, 2003. Download Powerpoint
  5. Dunbar, N. W., and McLemore, V. T., 2004, Evidence for high temperature, diffusion-controlled crystallization of spherulites in a rhyolitic lava flow: IAVCEI International Volcanological Congress, Pucon, Chile.
  6. DUNBAR, N., and PHILLIPS, F. , 2004, Cosmogenic 36Cl ages of lava flows in the Zuni-Bandera volcanic field, north-central New Mexico, USA, New Mexico Bureau of Mines and Mineral Resources Bulletin, v. 160, p. 51-59
  7. Harpel, C. J., Kyle, P. R., and Dunbar, N. W., 2004, Englacial tephra from Mount Erebus, Antarctica: IAVCEI International Volcanological Congress, Pucon, Chile.
  8. Koning, D., Aby, S., and Dunbar, N., 2004a, Middle-upper Miocene stratigraphy of the Velarde graben, north-central New Mexico: New Mexico Geol. Soc. Guidebook, v. 55, p. 358-373.
  9. Koning, D., Ferguson, J., Paul, P., Dunbar, N., and Baldridge, W. S., 2004b, Structure and middle-upper Miocene stratigraphy of the Velarde Graben, north-central New Mexico, and late Cenozoic tectonic implications: New Mexico Geological Society Abstract Volume, p. 33.
  10. Love, D. W., Dunbar, N. W., McIntosh, W. C., Connell, S. D., Sorrell, J., and Pierce, D., 2004, Plio-pleistocene faults and unconformities in and between the Arroyo Ojito and Sierra Ladrones formations and post-Santa Fe group piedmont, Mesa Del Sol, Llano de Manzano, central Albuquerque Basin, New Mexico: New Mexico Geological Society Abstract Volume, p. 39.
  11. McIntosh, W. C., and Dunbar, N. W., 2004, High-precision 40Ar/39Ar dating of a 10 ka to 492 ka sequence of englacial tephra layers at Mt. Moulton, Antarctica: IAVCEI International Volcanological Congress.
  12. Popp, T. J., Sowers, T., Dunbar, N. W., McIntosh, W. C., and White, J. W., 2004, Radioisotopically Dated Climate Record Spanning the Last Interglacial in Ice from Mount Moulton, West Antarctica: EOS Trans. Am. Geophys. Union, v. 85, no. 47.
  13. Taylor, K. C., Alley, R. B., Meese, D. A., Spencer, M. K., Brook, E. J., Dunbar, N. W., Finkel, R., Gow, A. J., Kurbatov, A. V., Lamorey, G. W., Mayewski, P. A., Meyerson, E., Nishiizumi, K., and Zielinski, G. A., 2004, Dating the Siple Dome, Antarctica Ice Core by Manual and Computer Interpretation of Annual Layering: Journal of Glaciology, 170, 453-461.

2003

  1. Aster, R., Mah, S., Kyle, P., McIntosh, W., Dunbar, N., Johnson, J., Ruiz, M., and McNamara, S., 2003, Very long period oscillations of Mount Erebus Volcano: Journal of Geophysical Research-Solid Earth, v. 108, p. 2522-2544. View PDF
  2. Cather, S.M., Dunbar, N.W., McDowell, F.W., McIntosh, W.C., and Scholle, P.A., 2003, Early Oligocene Global Cooling, Volcanic Iron Fertilization, And The Ignimbrite Flare-Up Of Southwestern North America: Geological Society of America Annual Meeting Abstracts with Program.
  3. Connell, S.D., Love, D.W., Jackson-Paul, P.B., Lucas, S.G., Morgan, G.S., Chamberlin, R.M., McIntosh, W.C., and Dunbar, N.W., 2001, Stratigraphy of the Sierra Ladrones Formation type area, southern Albuquerque Basin, Socorro County, New Mexico; preliminary results. New Mexico Geological Society spring meeting, Volume 23, New Mexico Bureau of Mines and Mineral Resources, p. 59.
  4. Dunbar, N.W., 2003, From Africa to Antarctica: Adventures in Living and Working in Remote Deserts: Women in Polar Regions Meeting, Columbus OH, Oct. 9-10.
  5. DUNBAR, N., G. ZIELINSKI, and D. VOISINS, 2003, Tephra layers in the Siple and Taylor Dome Ice Cores, Antarctica: Correlations and Sources. Journal of Geophysical Research,108, 2374-2385.
  6. Dunbar, N.W., Kurbatov, A., Zielinski, G., McIntosh, W.C., Price, P.B., and Bay, R.C., 2003, Volcanic ash records in the Siple Dome Ice Core: West Antarctic Ice Shelf 2003 Research Meeting.
  7. Gamble, J., Price, R., Smith, I., McIntosh, W., and Dunbar, N., 2003, 40Ar/39Ar geochronology of magmatic activity, magma flux and hazards at Ruapehu volcano, Taupo Volcanic Zone, New Zealand: Journal of Volcanology & Geothermal Research, v. 120, p. 271-287. View PDF
  8. Horning, R.R., Dunbar, N.W., Baldridge, W.S., and Kyle, P.R., 2003, Geology and Petrogenesis of Magmatic Veins at El Porticito Volcanic Vent, Catron County, New Mexico: New Mexico Geol. Soc. Guidebook, v. 54, p. 139-154.
  9. Kurbatov, A., Dunbar, N.W., Zielinski, G., Mayewski, P., Curran, M., Morgan, V., and van Ommen, T., 2003, Evaluation of Tephra Found in the Law Dome Ice Core, East Antarctica: EOS Transactions of the American Geophysical Union.
  10. Love, D.W., Dunbar, N.W., McIntosh, W.C., Sorrell, J., and Pierce, D., 2003, Volcanic Debris From The Jemez Mountains Constrain The Age, Sediment-Source History, And Deformation Of Fluvial Facies Of The Ancestral Rio Grande (Upper Santa Fe Group), Central Albuquerque Basin, New Mexico: Geological Society of America Rocky Mountain Section Annual Meeting.
  11. MCLEMORE, V., N. DUNBAR, P. KOSUNEN, T. RM, M. HEIZLER, and I. HAAPALA, 2003, Geology and Geochemistry Of The Redrock Granite and Anorthosite Xenoliths (Proterozoic) in the Northern Burro Mountains, Grant County, New Mexico, USA: Bulletin of Geological Society of Finland, 7-52

2002

  1. ASTER, R., S. MAH, S. MCNAMARA, M. RUIZ, P. KYLE, W. MCINTOSH, and N. DUNBAR, 2002. VLP-discriminated Strombolian event families and video observations at Mount Erebus, Antarctica, EOS, Transactions of the American Geophysical Union, 83.
  2. ASTER, R. C., MAH, S., RUIZ, M., D., F., DESMARAIS, E., KYLE, P., MCINTOSH, W., AND DUNBAR, N., 2002, Strombolian-eruption-associated Very Long-period Oscillations of Mount Erebus, Antarctica.: Seismological Society of America Annual Meeting Abstract Volume.
  3. CONNELL, S., S. CATHER, N. DUNBAR, and W. MCINTOSH, 2002. Stratigraphy of the Tanos and Blackshare Formations (lower Santa Fe Group), Hagan embayment, Rio Grande rift, New Mexico, New Mexico Geology, 24 (4), 107-120.
  4. COOPER, K.M., M.R. REID, N.W. DUNBAR, and W.C. MCINTOSH, 2002. Origin of mafic magmas beneath northwestern Tibet: Constraints from Th-230-U-238 disequilibria : art. no. 1065, Geochemistry Geophysics Geosystems, 3, 1065-1065. View PDF
  5. DUNBAR, N.W., 2002, History of the Geochronology of the Carrizozo Lava Flows, New Mexico Geol. Soc. Guidebook, 53, 6-8.
  6. DUNBAR, N., 2002. Origin of rhyolitic spherulites at Rockhound State Park, Gemstone Deposits of Colorado and the Rocky Mountain Region Abstract Volume, Sept. 7-10, 29-32. Download Powerpoint slideshow
  7. DUNBAR, N., and ASTER, R., 2002, How can earthquakes be useful?: Lite Geology, no. 24, p. 1-3.
  8. DUNBAR, N. W., CHAPIN, C. E., and BRANDVOLD, L. A., 2002, Arsenic in New Mexico's Water, Earth Matters, New Mexico Bureau of Geology and Mineral Resources, 1-4.
  9. HAWLEY, R. L., E. D. WADDINGTON, D. L. MORSE, N. W. DUNBAR, and G. A. ZIELINSKI, 2002, Dating firn cores by vertical strain measurements: Journal of Glaciology, V. 48, p410-406
  10. MANGER, W., A. FALLACARO, and N. DUNBAR, 2002. Depositional setting, lithologic character, and origin of chert in the Boone Formation (Lower Mississippian), northern Arkansas, Geological Society of America Abstracts with Program, 34 (6), 554.

2001

  1. ASTER, R., S. MAH, J. JOHNSON, P. KYLE, W. McINTOSH, N. DUNBAR, M. RUIZ, and E. DESMARIAS, 2001, Seismic, acoustic, and video observations of conduit processes during Strombolian explosions at Mount Erebus, Antarctica: EOS, Transactions of the American Geophysical Union, v. 82, p. F1413.
  2. ASTER, R. C., MAH, S. Y., KYLE, P. R., DUNBAR, N., AND MCINTOSH, W., 2001, VLP Displacements Observed with Broadband Seismometers at Mount Erebus Volcano Modeled as a Lava Lake Seiche: Seismological Society of America Annual Meeting Abstract Volume.
  3. CONNELL, S., S. CATHER, W. McINTOSH, N. DUNBAR, K. KONING, and R. TEDFORD, 2001, Stratigraphy of the Lower Santa Fe group deposits in the Hagan embayment and near Zia Pueblo, New Mexico- Implications for oligo-miocene development of the Albuquerque Basin: New Mexico Geology, v. 23, p. 60.
  4. CONNELL, S., D. LOVE, P. JACKSON-PAUL, S. LUCAS, G. MORGAN, R. CHAMBERLIN, W. MCINTOSH, AND N. DUNBAR, 2001, Stratigraphy of the Sierra Ladrones formation type area, southern Albuquerque basin, Socorro County, New Mexico- Preliminary results: New Mexico Geology, v. 23, p. 59.
  5. DUNBAR, N., 2001, Past volcanism in Northern New Mexico- Key to understanding potential future activity: New Mexico Decision Field guide, v. 1, p. 95-96.
  6. DUNBAR, N.W., 2001, Cosmogenic Cl-36 dating of the young basaltic lava flow in New Mexico: Carrizozo and Zuni-Bandera Volcanic Fields. Symposium on Volcanoes and Volcanology of New Mexico held at the New Mexico Museum of Natural History, Feb. 27, 2001
  7. DUNBAR, N.W., ESSER, R.P., McINTOSH, W.C., and KYLE, P.R., (in prep). Stratigraphy and distribution of tephra layers in blue ice areas in Antarctica: Insights into glacial processes at the margin of large ice sheets. J. Glaciology, in revision.
  8. DUNBAR, N. W., W. C. MCINTOSH, AND D. LOVE, 2001, Dating basalts using the 40Ar/39Ar method: Improvements based on electron microprobe evaluation of samples: EOS, Transactions of the American Geophysical Union, v. 82, p. F1321.
  9. DUNBAR, N., and V. McLEMORE, 2001, Origin of rhyolitic spherulites (thundereggs) at Red Rock State Park, New Mexico: New Mexico Geology, v. 23, p. 22.
  10. DUNBAR, N., and V. McLEMORE, 2001, Formation of spherulites as Rockhound State Park- The result of high temperature crystallization from rhyolitic lava: New Mexico Geology, v. 23, p. 55.
  11. DUNBAR, N., and F. PHILLIPS, 2004, Cosmogenic 36Cl ages of lava flows in the Zuni-Bandera volcanic field, north-central New Mexico, USA, 160, 51-59,: New Mexico Bureau of Mines and Mineral Resources Bulletin. View PDF.
  12. DUNBAR, N., J. WINICK, and W. McINTOSH, 2001, What do trace element and argon systematics of melt inclusions tell us about magma generation, crystallization processes, and time scales in silicic magma chambers: Penrose Conference on Longevity and Dynamics of Rhyolitic Magma Systems. June 2001, Mammoth, CA
  13. LOVE, D., S. CONNELL, R. CHAMBERLIN, S. CATHER, W. MCINTOSH, N. DUNBAR, G. SMITH, and S. LUCAS, 2001, Constraints on the age of extensive fluvial facies of the Upper Santa Fe Group, Albuquerque and Socorro Basins, Central New Mexico: Geological Society of America Abstracts with Program, v. 2001 GSA Rocky Mountain Section and South-Central Section Meeting.
  14. LOVE, D., N. DUNBAR, W. MCINTOSH, C. MCKEE, S. CONNELL, and P. JACKSON-PAUL, 2001, Late miocene to early pleistocene geologic history of Isleta and Hubbell Spring Quadrangles based on 40Ar/39Ar ages and geochemical correlations of volcanic rocks: New Mexico Geology, v. 23, p. 58.
  15. READ, A., N. DUNBAR, and M. JERCINOVIC, 2001, Monazite ages determined by electron microprobe analysis of schist from the Rincon range, southern Sangre de Cristo mountains, New Mexico: New Mexico Geology, v. 23, p. 52.
  16. VOISINS, D., A. KURBATOV, N. DUNBAR, and G. ZIELINSKI, 2001, Volcanic record in the Siple Dome Ice Cores: Siple Dome, Antarctica Science Meeting. April 19, 20, 2001
  17. WARDELL, L.J., KYLE, P.R., AND DUNBAR, N.W., 2001. White Island Volcano, New Zealand: Carbon dioxide and sulfur dioxide emission rates and melt inclusion studies. Chemical Geology, 177, 187-200. View PDF
  18. WINICK, J., McINTOSH, W., and DUNBAR, N., 2001, Melt inclusion hosted excess argon (40ArE) in the quartz crystals of the Bishop and Bandelier magma systems: Geology, v. 29, p. 275-278.
  19. ZIELINSKI., N. DUNBAR, A. KURBATOV, AND D. VOISINS, 2001, Holocene volcanic records in the Siple Dome Ice Core: EOS, Transactions of the American Geophysical Union, v. 82, p. F1408.

2000

  1. CAMPBELL, A.R., LUNDBERG, S., and DUNBAR, N.W., 2000. Solid inclusions of halite in quartz: evidence for the halite trend: Chemical Geology, v. 173, p. 179-191. View PDF
  2. DUNBAR, N., 2000, Applications of global positioning system (GPS) to earth science problems: New Mexico Geology, v. 22, p. 54.
  3. DUNBAR, N., and McLEMORE, V., 2000, Preliminary mineralogy of the Victorio District, New Mexico: New Mexico Geology, v. 22, no. 1, p. 12 (talk at Mineral Symposium given in 1999, but reference is 2000).
  4. ENNIS, D.J., DUNBAR, N.W., CAMPBELL, A.R., and CHAPIN, C.E., 2000. The effects of K-metasomatism on on the mineralogy and geochemistry of silicic ignimbrites near Socorro, New Mexico. Chemical Geology, v. 167, 285-312. View PDF
  5. MCLEMORE, V.T. and DUNBAR, N.W., 2000. Rockhound State Parks and Spring Canyon Recreation Area. New Mexico Geology, v. 22, no. 3, p. 66-71..
  6. MCLEMORE, V. T., DUNBAR, N., HEIZLER, M. T., and DONAHUE, K., 2000, Geology and mineral deposits of the Victorio Mining district, Luna County, New Mexico: Preliminary observations: ; in Lawton, T. F., McMillan, N. J., McLemore, V. T., Austin, G., and Barker, J. M. eds., Southwest Passage, A Trip through the Phanerozoic: New Mexico Geological Society Guidebook 51, pp. 271-282..
  7. MCLEMORE, V. T., DUNBAR, N.and MCINTOSH, W.C., 2000. Rockhound and Spring Canyon State Parks. in Lawton, T. F., McMillan, N. J., McLemore, V. T., Austin, G., and Barker, J. M. eds., Southwest Passage, A Trip through the Phanerozoic: New Mexico Geological Society Guidebook 51, pp. 33-34.
  8. MUNROE, E. A., MCLEMORE, V. T., DUNBAR, N., 2000, Mine waste rock pile geochemistry and mineralogy in southwestern New Mexico: ICARD 2000, Proceedings from the 5th Annual Conference on Acid Rock Drainage p. 1327-1336.
  9. MUNROE, E. A., MCLEMORE, V. T., DUNBAR, N., 2000, Mine waste rock pile geochemistry and mineralogy in southwestern New Mexico: 5th Annual Conference on Acid Rock Drainage- Abstract Volume, p. 23.
  10. PHILLIPS, F., McINTOSH, W., and DUNBAR, N., 2000, Extensional collapse of the Owens Valley during the late Pliocene: Geological Society of America Abstracts with Program, v. 32, no. 7, p. A507.
  11. WARDELL, L. J., KYLE, P.R., DUNBAR, N., CHRISTIANSEN, B., 2000. White Island volcano, New Zealand: Carbon dioxide and sulfur dioxide flux measurements and melt inclusion studies.: IAVCEI General Assembly, Bali, July 2000. Abstract Volume., p. 190.
  12. WINICK, J., DUNBAR, N., and MCINTOSH, W., 2000, Melt inclusion hosted excess argon (40ArE) in the quartz crystals of the Bishop and Bandelier magma systems: New Mexico Geology, 22, 38.
  13. WINICK, J., McINTOSH, W., and DUNBAR, N., 2000, The implications of melt inclusion hosted excess argon (40ArE) to the study of silicic magma systems and the 40Ar/39Ar dating method: EOS, Transactions of the American Geophysical Union, v. 81, no. 48, p. F1387.

1999

  1. DUNBAR, N.W., 1999. Cosmogenic 36Cl-determined age of the Carrizozo lava flows, south-central New Mexico. New Mexico Geology, 21, 25-28.
  2. DUNBAR, N.W., 1999, Meteorites, ice, and time: Stranding surfaces as a window into the history of the East Antarctic Ice Sheet: Invited talk at William A. Cassidy retirement symposium.
  3. DUNBAR, N.W., 1999. Could New Mexico see Lava Flow again? Insights and Opinion article requested by Albuquerque Tribune, published Oct.7 , 1999
  4. DUNBAR, N.W., MCINTOSH, W., ESSER, R., WILCH, T. and ZIELINSKI, G., 1999. Englacial tephrochronology in West Antarctica: Constraints on Ice Sheet History, and potential longer ice records, 8th International Symposium on Antarctic Earth Science, Victoria University of Wellington, New Zealand, pp. 95.
  5. DUNBAR, N.W., and McLEMORE, V.T., 1999. Mineralogy of the Victorio Mountain District, New Mexico. Twentieth annual New Mexico Mineral Symposium. (Presented by V.T. McLemore).
  6. DUNBAR, N.W., WELCH, S., AND HOFFMAN, G., 1999. "Magnifying Miniature Minerals (and glass!). Lite Geolgy, No.22, 11-13
  7. ESSER, R., KYLE, P.R. and DUNBAR, N., 1999. 40Ar/39Ar chronology of the Pleiades Volcanic Centre, Northern Victoria Land, Antarctica: A potential source of late-pleistocene englacial tephra layers, 8th International Symposium on Antarctic Earth Science, Victoria University of Wellington, New Zealand, pp. 100.
  8. LICHT, K.J., DUNBAR, N.W., JENNINGS, A.E., ANDREWS, J.T., 1999. Sedimentological evidence for the maximum extent of grounded ice in the western Ross Sea, Antarctica during the last glacial maximum. Geol. Soc. Am. Bull, 111, 91-103.
  9. LOVE, D., F. MALDONADO, B. HALLETT, K. PANTER, C. REYNOLDS, W. MCINTOSH, AND N. DUNBAR, 1999, Preliminary geologic map of the Dalies quadrangle, Valencia County, New Mexico: 1999 USGS Middle Rio Grande Basin Study Workshop.
  10. MAILLOUX, B., M. PERSON, S. KELLY, N. DUNBAR, L. STRAYER, S. CATHER, and P. HUDLESTON, 1999, Tectonic controls on the present-day and paleohydrology of the Rio Grande Rift, New Mexico: Water Resources Research, 35, 2641-2659.
  11. MUNROE, E. A., V. MCLEMORE, and N. DUNBAR, 1999, Mine waste rock pile mineralogy and geochemistry in select areas of the Hillsboro mining district, Sierra County, New Mexico: Insights into metal mobility: New Mexico Geological Society Abstract Volume, v. 1999, p. 15.
  12. WILCH, T.I., MCINTOSH, W.C., AND DUNBAR, N.W., (1999). Late Quaternary volcanic activity in Marie Byrd Land: Potential 40/39 Ar dated time horizons in West Antarctic ice and marine cores. Geol. Soc. Am. Bull., 111, 1563-1580.
  13. WELCH, S., DUNBAR, N.W., AND CHAPIN, C.E., 1999. "Canadian prospecting finally pays off". Lite Geology, No. 21, 1-2

1998

  1. DUNBAR, N.W., 1998. Cl-36 dating of the upper and lower Carrizozo lava flows, south-central New Mexico. New Mexico Geology, 20: 53.
  2. DUNBAR, N. W., ESSER, R.P. and MCINTOSH, W.C., 1998, Englacial tephra layers in West Antarctica: Implications for the history of the West Antarctic Ice Sheet: Antarctic Journal of the U.S., v. XXXIII- Review 1998.
  3. DUNBAR, N. W., MCINTOSH, W.C., and R. P. ESSER, 1998, Englacial tephra layers as indicators of ice flow patterns at the margins of the East Antarctic Ice Sheet: Antarctic Journal of the U.S., v. XXXIII- Review 1998.
  4. DUNBAR, N. W., MCINTOSH, W.C., ESSER, R.P., WILCH, T., and G. ZIELINSKI, 1998, Direct dating and geochemical correlations of englacial tephra layers at two sites in West Antarctica: Proceedings of the West Antarctic Ice Sheet Meeting Chapman Conference, Sept. 13-18, 1998, p. 18-19.
  5. ESCHENBACHER, A. J., P. R. KYLE, J. LOWENSTERN, and N. W. DUNBAR, 1998, Melt inclusion investigation of the volatile behavior of fractionating, alkaline, magma, Mount Erebus, Ross Island, Antarctica: PACROFI VII.
  6. ESCHENBACHER, A. J., P. R. KYLE, J. LOWENSTERN, and N. W. DUNBAR, 1998, Pre-eruptive volatile contents of an evolving, alkaline, magma system, Mount Erebus, Ross Island, Antarctica: IAVCEI International Volcanological Congress, p. 18.
  7. HARVEY, R.P., DUNBAR, N.W., MCINTOSH, W.C., ESSER, R.P., NISHIIZUMI, K, AND TAYLOR, S., 1998 A meteoritic event recorded in Antarctic ice. Geology, 26, 607-610.
  8. HORNING, R. R., N. W. DUNBAR, P. R. KYLE, and W. S. BALDRIDGE, 1998, Evolution and emplacement of an unusual veined tephrite-basanite intrusion at El Porticito, NM: Geological Society of America Abstracts with Program, v. 30, p. 10.
  9. SIGURDSSON, H., W. C. MCINTOSH, N. W. DUNBAR, C. LACASSE, and S. CAREY, 1998, Thorsmork Ignimbrite in Iceland: Possible source of North Atlantic ash: EOS, Transactions of the American Geophysical Union, v. 1998 Spring Meeting, p. V51A-08.
  10. ZIELINKSI, G., and N. DUNBAR, 1998, Volcanic Record from the Siple and Taylor Domes, Antarctica: WAISCORES Meeting, Sept. 10, 1998.

1997

  1. BERATAN, K.K., PEER, B., DUNBAR, N.W., AND BLOM, R., 1997. A remote sensing approach to alteration mapping: AVIRIS data and extension-related potassium metasomatism, Socorro, New Mexico. Int. J. Remote Sensing, v. 18, 15 p.
  2. DUNBAR, N.W., 1997. Innovations is geochemical and geochronological techniques: Implications for the next 50 years of New Mexico geology. NMGS spring meeting, p 14.
  3. DUNBAR, N.W., ESSER, R.P., MCINTOSH, W.C., ZIELINKSI, G.A., AND KYLE, P.R., 1997. Englacial Tephra Layers in West Antarctica: Implications for the history of the West Antarctic Ice Sheet. Fourth Annual West Antarctic Ice Sheet Initiative Workshop.
  4. DUNBAR, N.W., ESSER, R.P., MCINTOSH, W.C., KYLE, P.R., AND ZIELINKSI, G.A., 1997. Englacial Tephra Layers in the East and West Antarctic Ice Sheets: Indicators of Glacial Flow Patterns on Ice Sheet Margins. Fall AGU meeting
  5. MEEKS, L.K., MANGER, W.L., AND DUNBAR, N.W., 1997. Diagenetic patterns in the preservation of cephalopod shells, Fayetteville black shale (Chesterian, Upper Missippian), Southern Ozark Region. Geol. Soc. Am. Abstr. w/ program. v. 29, no. 6, p. A-267
  6. PHILLIPS, F.M., DUNBAR,N., ZREDA, M.G., 1997. A Test of Chlorine-36 for Dating of Late Quaternary Basaltic Volcanos. Fall AGU meeting

1996

  1. CAMPBELL, A.R., HEIZLER, M.T., and DUNBAR, N.W., 1996. 40Ar/39Ar dating of fluid inclusions in quartz from the Capitan Pluton, New Mexico. New Mexico Geology, 18, 43.
  2. COOPER, K., REID, M., DUNBAR, N.W., MCINTOSH, W.C., PHILLIPS, F.M., 1996. 238U/236Th disequilibrium in Quaternary volcanic rocks from the Ashikule Basin, Northwestern Tibetan Plateau. EOS, v. 77 no. 46, p. F790.
  3. DUNBAR, N.W., CAMPBELL, A.R., and CANDELA, P.A., 1996. Physical, chemical and mineralogical evidence for magmatic fluid migration within the Capitan pluton, southeastern New Mexico. Geol. Soc. Am. Bull., 108, 313-333.
  4. DUNBAR, N.W., KELLEY, S., and MIGGINS, D., 1996. Chronology and thermal history of potassium metasomatism in the Socorro, NM, area: Evidence from 40Ar/39Ar dating and fission track analysis. New Mexico Geology, 18, 50.
  5. DUNBAR, N.W., KYLE, P.R., MCINTOSH, W.C., and ESSER, R.P., 1996. Tephra layers in blue ice, Allan Hills, Antarctica: A new source of glacial tephrochronological data. Antarct. J. U.S.
  6. DUNBAR, N.W., MCINTOSH, W.C., CATHER, S.M., CHAMBERLIN, R.M., HARRISON, B., and KYLE, P.R., 1996. Distal tephras from the Jemez volcanic center as potential time-stratigraphic markers in the ancestral Rio Grande sediments from the Socorro area. N. M. Geol. Soc. Guidebook, 47.
  7. DUNBAR, N.W., MCINTOSH, W.C., and PHILLIPS, F.M., 1996. Field relationships, chronology and petrology of a volcanic system in the northern Tibetan plateau. EOS, Trans. AGU, 77, S292.
  8. DUNBAR, N.W., PHILLIPS, F.M., MCINTOSH, W.C., 1996. Uplift of the Northern Tibetan Plateau: Insights from 40Ar/39Ar and 36Cl analysis of young lava flows. EOS, v. 77 no. 46, p. F694.
  9. HORNING, R.R., DUNBAR, N.W., KYLE, P.R., and BALDRIDGE, W.S., 1996. Evolution of igneous veins intruding basanite at El Porticito, Quemado, NM. New Mexico Geology, 18, 53.
  10. MAILLOUX, B.J., PERSON, M., STRAYER, L., HUDLESTON, P., DUNBAR, N., KELLEY, S., CATHER, S., 1996. Tectonic controls on the hydrothermal evolution of the LaJencia and Socorro Basins of the Rio Grande Rift. Geol. Soc. America Abst. w/ program, v. 28, p A-255.
  11. MALLIOUX, B., PERSON, M., HUDLESTON, P., DUNBAR, N., KELLY, S., and CATHER, S., 1996. Tectonic controls on the hydrothermal evolution of the La Jencia and Socorro Basins of the Rio Grande Rift: Implications for potassium metasomatism. EOS, Trans. AGU, 77, S105.
  12. MCINTOSH, W.C. and DUNBAR, N.W., 1996. Chronolgy of tephra deposits in Rio Grande basin-fill sequences, central and southern New Mexico. New Mexico Geology, 18, 50.

1995

  1. DUNBAR, N.W., 1996. Popocatepetl Volcano: past eruptions - future dangers? Lite Geology, Summer 1996, p. 1-2.
  2. DUNBAR, N.W., 1996. Have you ever wondered.... How volcanologists help solve environmental problems? Lite Geology, Spring 1996. P. 2-5.
  3. CHAPIN, C.E. and DUNBAR, N.W., 1995. A regional perspective on arsenic in waters of the middle Rio Grande Basin, New Mexico. Proceedings of the 39th Annual New Mexico Water Conference. WRRI Report No. 290, p. 257-276.
  4. DUNBAR, N.W. and CHAPIN, C.E., 1995. Arsenic mobility during geological processes: Implications for tracing groundwater flow. SEGH Second International Conference on Arsenic Exposure and Health Effects, p. 50.
  5. DUNBAR, N.W., CHAPIN, C.E., and ENNIS, D.J., 1995. Arsenic enrichment during potassium metasomatism and hydrothermal processes in the Socorro, NM area- Implications for tracing groundwater flow. New Mexico Geology, 17, 26.
  6. DUNBAR, N.W. and CHAPIN, C.E., 1995. Arsenic mobility during geological processes: Implications for tracing groundwater flow. SEGH Second International Conference on Arsenic Exposure and Health Effects, p. 50.
  7. DUNBAR, N.W., JACOBS, G.K. AND NANEY, M.T., 1995. Crystallization processes in an artificial magma: variations in crystal shape, growth rate and composition with melt cooling history. Contrib. Mineral. Petrol. 120, 412-425.
  8. DUNBAR, N.W., KYLE, P.R., McINTOSH, W.C., and ESSER, P.R., 1995a. Geochemical Composition and Stratigraphy of Tephra Layers in Antarctic Blue Ice: Insights into Glacial Tephrochronology. Ant. Jour. of the U.S.
  9. DUNBAR, N.W., KYLE, P.R., MCINTOSH, W.C., and ESSER, R.P., 1995b. Geochemical composition and stratigraphy of tephra layers in Antarctic blue ice: Insights into glacial tephrochronology. VII International Symposium of Antarctic Earth Sciences, Siena, Italy. p. 115.
  10. DUNBAR, N.W., KYLE, P.R., MCINTOSH, W.C., and ESSER, R.P., 1995c. Tephra layers in blue ice, Allan Hills, Antarctica: A new source of glacial tephrochronological data. IUGG XXI General Assembly, Abstracts, P. A303.
  11. HARVEY, R.P., DUNBAR, N.W., MCINTOSH, W.C., ESSER, R.P., NISHIIZUMI, K, AND TAYLOR, S., 1995, A meteoritic event recorded in Antarctic ice Geol. Soc. Am. Abstr. w/ Prog., v.27, no. 6, p. A-210.
  12. PERSON, M., MAILLOUX, B., STRAYER, L., HUDLESTON, P., CATHER, S., DUNBAR, N.W., 1995. Tracing groundwater flow across sedimentary basins using geothermal date: A Bredehoeft legacy. Geol. Soc. Am. Abst. w/ Prog., v. 27, no. 6, p. A-312.

1994

  1. ALEXIADES, V., JACOBS, G.K., and DUNBAR, N.W., 1994. Constraints on mass balance of soil moisture during in situ vitrification. Envir. Geol., 23, 83-88.
  2. CAMPBELL, A.R., HEIZLER, M.T., and DUNBAR, N.W., 1994. 40Ar/39Ar dating of fluid inclusions in quartz from the Capitan Pluton, New Mexico. P.A.C.R.O.F.I., 5, 11.
  3. DUNBAR, N.W., CHAPIN, C.E., and CAMPBELL, A.R., 1994. Trace element and mineralogical alteration associated with moderate and advanced degrees of K-metasomatism in a rift basin at Socorro, NM. SME Technical Program, Feb 14-17, 48.
  4. DUNBAR, N.W., CHAPIN, C.E., ENNIS, D.J., and CAMPBELL, A.R., 1994. Trace element and mineralogical alteration associated with moderate and advanced degrees of K-metasomatism in a rift basin at Socorro, New Mexico. N. M. Geol. Soc. Guidebook, 45, 225-232.
  5. DUNBAR, N.W., CASHMAN, K.V., AND DUPRE, R., 1994. Crystallization processes of anorthoclase phenocrysts in the Mount Erebus magmatic system: Evidence from crystal composition, crystal size distributions and volatile contents of melt inclusions. In: Volcanological Studies of Mount Erebus. Antarctic Research Series, 66, 129-146.
  6. DUNBAR, N.W., and PHILLIPS, F.M., 1994. 36Cl surface exposure determinations of eruption ages for quaternary lava flows of the Zuni-Bandera Volcanic field. N.M Geology, 16, p. 80.
  7. ENNIS, D.J., DUNBAR, N.W., and CAMPBELL, A.R., 1994. Potassium Metasomatism of silicic ignimbrites: The relationship between the mineralogical assemblage and the chemical changes associated with potassic alteration. New Mexico Geology, 16, 35.

1993

  1. DUNBAR, N.W., 1993. High adventure on the Tibetan Plateau. Lite Geology, Winter 1993, 6-10.
  2. DUNBAR, N.W. AND KYLE, P.R., 1993. Lack of volatile gradient in the Taupo plinian-ignimbrite transition: Evidence from melt inclusion analysis. Am. Mineral., 78, 612-618.
  3. DUNBAR, N.W., RICIPUTI, L.R., JACOBS, G.K., AND NANEY, M.T., 1993. Generation of rhyolitic melt in an artificial magma: Implications for fractional crystallization process in natural magmas. J. Volcanol. Geotherm. Res., 57, 157-166.
  4. SMELLIE, J. L., MCINTOSH, W. C., GAMBLE, J. A., PANTER, K. S., KYLE, P. R., and DUNBAR, N. W., 1993, Preliminary Lithofacies Assessment and Ar-40/Ar-39 Ages of Cenozoic Volcanic Sequences in Eastern Marie-Byrd-Land: Antarctic Science, v. 5, no. 1, p. 105-106.
  5. WILCH, T.I., MCINTOSH, W.C., PANTER, K.S., and DUNBAR, N.W., 1993. Preliminary report on field investigations and argon-40/argon-39 geochronology of the Crary Mountains volcanoes, Marie Byrd Land, West Antarctica. Antarct. J. U.S., 28, 7-9.

1992

  1. DUNBAR, N. W., 1992, Volatile and particulate emissions from a man-made magma body: Implications for volatile emissions from natural volcanic systems: EOS, Transactions of the American Geophysical Union, p. 372.
  2. DUNBAR, N.W. AND HERVIG, R.L., 1992A. Petrogenesis and volatile stratigraphy of the Bishop Tuff: Evidence from melt inclusion analysis. J. Geophys. Res., 97, 15129-15150.
  3. DUNBAR, N.W. AND HERVIG, R.L., 1992B. Volatile and trace element composition of melt inclusions from the Lower Bandelier Tuff: Implications for eruptive style and magma chamber processes. J. Geophys. Res., 97, 15151-15170.
  4. DUNBAR, N.W. AND KYLE, P.R., 1992. Volatile contents of obsidian clasts in tephra from the Taupo Volcanic Zone, New Zealand: Implications to eruptive processes. J. Volcanol. Geotherm. Res., 49, 127-145.
  5. HERVIG, R.L. AND DUNBAR, N.W., 1992. Cause of chemical zoning in the Bishop and Bandelier magma chambers. Earth Planet. Sci. Lett., 111, 97-108.
  6. JACOBS, G. K., ALEXIADES, V., DUNBAR, N. W., and Naney, M. T., 1992, Conduction-diffusion simulation of the crystallization and cooling behavior of a field-scale melting experiment: EOS, Transactions of the American Geophysical Union, v. 73, p. 647.
  7. JACOBS, G.K., DUNBAR, N.W., NANEY, M.T., and WILLIAMS, R.T., 1992. In Situ Vitrification: Observations of petrological processes in a man-made magmatic system. EOS, Trans. AGU, 73, 401-411.
  8. NANEY, M. T., DUNBAR, N. W., RICIPUTI, L., and CHRISTIE, W. H., 1992, Generation of rhyolitic melt from a basaltic parent: Crystallization processes within a man-made magma body: EOS, Transactions of the American Geophysical Union, p. 358.
  9. SPALDING, B.P., JACOBS, G.K., DUNBAR, N.W., NANEY, M.T., TIXIER, J.S., and POWELL, T.D. (1992): Tracer level radioactive pilot-scale test of ISV technology for the stabilization of contaminated soil sites at ORNL. Environmental Science Division Publication 3962.
  10. TIMMERMAN, C.L., CAMPBELL, B.E., BERGSMAN, T.M., CALLOW, R.A., DUNBAR, N.W., SLATER, C.E., and THOMPSON, L.E., 1992. Large-scale hazardous waste ISV system Operational Acceptance Test (OAT-2) Hood event- Final Report. Informal Report,, 1-39.

1991

  1. DUNBAR, N. W., and KYLE, P. R., 1991, Low pressure crystallization of anorthoclase crystals from phonolitic melt, Mount Erebus, Antarctica: Evidence from volatile contents of melt inclusions: Sixth International Symposium on Antarctic Earth Sciences, Japan, v. 1, p. 124.
  2. JACOBS, G. K., DUNBAR, N. W., and TAYLOR, L. A., 1991, Carbon-controlled magmatic oxidation state: Evidence from reduction of metal from a man-made andesitic magma: EOS, Transactions of the American Geophysical Union, v. 72, no. 44, p. 575.
  3. NANEY, M. T., JACOBS, G. K., and DUNBAR, N. W., 1991, Thermal profiling of a man-made magma chamber: Petrologic implications: EOS, Transactions of the American Geophysical Union, v. 72, no. 44, p. 575.

1990

  1. DUNBAR, N.W. and KYLE, P.R., 1990. Volatile contents of melt inclusions in anorthoclase phenocrysts from Mount Erebus: Implications for magmatic crystallization. Antarct. J. U.S. XXV, 9-11.
  2. KYLE, P.R., MEEKER, K.A., MCINTOSH, W.C., DUNBAR, N.W., ANDRES, B., and CALDWELL, D., 1990. Volatile Emissions from Mount Erebus. Antarct. J. U.S., XXV, 9.

1989

  1. DUNBAR, N.W., HERVIG, R.L., and KYLE, P.R., 1989. Determination of pre-eruptive H2O, F and Cl contents of silicic magmas using melt inclusions: Examples from Taupo volcanic center, New Zealand. Bull. Volcanol., 51, 177-184.
  2. DUNBAR, N.W., KYLE, P.R., AND WILSON, C.J.N., 1989. Evidence for limited zonation in silicic magma systems, Taupo Volcanic Zone, New Zealand. Geology, 17, 234-236.
  3. HERVIG, R.L., DUNBAR, N.W., WESTRICH, H.R., and KYLE, P.R., 1989. Pre-eruptive water content of rhyolitic magmas as determined by ion microprobe analyses of melt inclusions in phenocrysts. J. Volcanol. Geotherm. Res., 36, 293-302.

1988

  1. DUNBAR, N.W., 1988. Pre-eruptive volatile contents and degassing systematics of rhyolitic magmas from the Taupo Volcanic Zone, New Zealand. New Mexico Institute of Mining and Technology. 362 p.

1987

  1. DAVIS, P. T., FIELD, S. W., and DUNBAR, N. W., 1987, Geochemistry and petrology of Cascade Range tephras in lake sediments and recurrence intervals of eruptions of Mt. St. Helens, southwestern Washington, U.S.A: Geological Society of America Abstracts with Program, v. 19, no. 7, p. 637.
  2. DUNBAR, N. W., HERVIG, R., and TAYLOR, B. E., 1987, Volatile contents and degassing behavior of rhyolitic magmas from the Taupo Volcanic Zone, New Zealand: International Union of Geology and Geophysics, Abstract Volume, v. V3, no. 5, p. 404.
  3. DUNBAR, N. W., and KYLE, P. R., 1987, Studies of magmatic volatiles using glass inclusions in crystals from the Taupo Volcanic Zone, New Zealand, and Mt. Erebus, Antarctica: American Conference on Research on Fluid Inclusions Abstract Volume.

1986

  1. KYLE, P.R., EGGLESTON, T.E., MCINTOSH, W.C., DUNBAR, N.W., HAMMOND, C.M., JOHNSON, W.D., KNOPER, M., and MOORE, J., 1986. Pyroclastic rocks associated with the Taylor Creek Rhyolite, Scales Canyon, New Mexico. N. M. Geol. Soc. Guidebook, 37, 197-202.

1985

  1. McINTOSH, W.C., LEMASURIER, W.E., ELLERMAN, P.J., and DUNBAR, N.W., 1985. A re-interpretation of glacio-volcanic interaction at Mount Takahe and Mount Murphy, Marie Byrd Land, Antarctica. Antarct. J. U.S., 20, 57-59.

1983

  1. DUNBAR, N.W., 1983. Recurrence intervals of Mount St. Helens Tephra Eruptions. Mount Holyoke College. 76 p.

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