Geoff Kilgour


Full Name: Geoff Kilgour

Position: Volcanology Scientist

Contact details

Email me here
Phone: +64-7-376 1782


2000: BSc, Earth Sciences; 2002: MSc (1st Class Honours), Earth Sciences; 2014: PhD

Areas of expertise

Geology: Experimental Petrology
Geology: Field mapping
Geology: Fluid inclusion studies
Geology: Geochemistry
Geology: Geological mapping
Geology: Geothermal
Geology: Igneous Petrology
Geology: Melt inclusions
Geology: Petrography
Geology: Petrology
Geology: Stratigraphy
Geology: Volcanology

Professional activities

Geological Society of New Zealand: Member
IAVCEI: Member

Major publications

Matoza, R.S.; Chouet, B.A.; Jolly, A.D.; Dawson, P.B.; Fitzgerald, R.H.; Kennedy, B.M.; Fee, D.; Iezzi, A.M.; Kilgour, G.N.; Garaebiti, E.; Cevuard, S. 2022 High-rate very-long-period seismicity at Yasur volcano, Vanuatu : source mechanism and decoupling from surficial explosions and infrasound. Geophysical Journal International, 230(1): 392-426; doi: 10.1093/gji/ggab533

Caudron, C.; Girona, T.; Jolly, A.D.; Christenson, B.W.; Savage, M.K.; Carniel, R.; Lecocq, T.; Kennedy, B.; Lokmer, I.; Yates, A.; Hamling, I.J.; Park,, I.; Kilgour, G.N.; Mazot, A. 2021 A quest for unrest in multiparameter observations at Whakaari/White Island volcano, New Zealand 2007–2018. Earth, Planets and Space, 73(1): article 195; doi: 10.1186/s40623-021-01506-0

Hamling, I.J.; Kilgour, G.N. 2021 Comment on the paper titled “Harvey, M., 2021. Sentinel-1 InSAR captures 2019 catastrophic White Island eruption. Journal of Volcanology and Geothermal Research. 411,”. Journal of Volcanology and Geothermal Research, 420: article 107234; doi: 10.1016/j.jvolgeores.2021.107234

Kilgour, G.N.; Kennedy, B.; Scott, B.J.; Christenson, B.W.; Jolly, A.D.; Asher, C.; Rosenberg, M.D.; Saunders, K. 2021 Whakaari/White Island: a review of New Zealand's most active volcano. New Zealand Journal of Geology and Geophysics, 64(2/3): 273-295; doi: 10.1080/00288306.2021.1918186

Kilgour, G.N.; Moune, S.; Christenson, B.W.; Della-Pasqua, F. 2021 Insights into the 1976–2000 eruption episode of Whakaari/White Island, New Zealand: an eruption fuelled by repeated mafic recharge. Bulletin of Volcanology, 83(6): article 40; doi: 10.1007/s00445-021-01460-5

Law, S.; Bromiley, G.D.; Kilgour, G.N.; Fitton, J.G. 2021 Tracing mantle source variation through xenocrystic olivine in the Taupo Volcanic Zone, New Zealand : a role for lithospheric mantle in the shift from andesitic to rhyolitic compositions. Lithos, 394-395: article 106185; doi: 10.1016/j.lithos.2021.106185

Massiot, C.; Milicich, S.D.; Miller, C.A.; Bertrand, E.A.; Caratori Tontini, F.; Kilgour, G.N.; Bignall, G.; Villamor, P. 2021 Scientific drilling in the Taupo Volcanic Zone? Exploring intense volcanic and geothermal processes in a rapidly rifting arc. 13 p. IN: Proceedings, World Geothermal Congress 2020+1, April-October 2021. International Geothermal Association

Metcalfe, A.; Mourne, S.; Komorowski, J.-C.; Kilgour, G.N.; Jessop, D.E.; Moretti, R.; Legnedre, Y. 2021 Magmatic processes at La Soufrière de Guadeloupe: insights from crystal studies and diffusion timescales for eruption onset. Frontiers in Earth Science, 9: article 617294; doi: 10.3389/feart.2021.617294

Park, I.; Jolly, A.D.; Matoza, R.; Kennedy, B.; Kilgour, G.N.; Johnson, R.; Garaebiti, E.; Cevuard, S. 2021 Seismo-acoustic characterisation of the 2018 Ambae (Manaro Voui) eruption, Vanuatu. Bulletin of Volcanology, 83(9): article 60; doi: 10.1007/s00445-021-01474-z

Rowe, M.C.; Carey, R.J.; White, J.D.L.; Kilgour, G.N.; Hughes, E.C.; Ellis, B.; Rosseel, J.-B.; Segovia, A. 2021 Tarawera 1886 : an integrated review of volcanological and geochemical characteristics of a complex basaltic eruption. New Zealand Journal of Geology and Geophysics, 64(2/3): 296-319; doi: 10.1080/00288306.2021.1914118

Arens, F.; Gottsmann, J.; Strehlow, K.; Hickey, J.; Kilgour, G.N. 2020 Electrokinetic contributions to self-potential signals from magmatic stressing. Geochemistry Geophysics Geosystems, 21(12): e2020GC009388; doi: 10.1029/2020GC009388

Hamling, I.J.; Kilgour, G.N. 2020 Goldilocks conditions required for earthquakes to trigger basaltic eruptions : evidence from the 2015 Ambrym eruption. Science Advances, 6(14): eaaz5261; doi: 10.1126/sciadv.aaz5261

Hughes, E.C.; Buse, B.; Kearns, S.L.; Brooker, R.A.; Di Genova, D.; Kilgour, G.N.; Mader, H.M.; Blundy, J.D. 2020 The microanalysis of iron and sulphur oxidation states in silicate glass : understanding the effects of beam damage. IOP Conference Series. Materials Science and Engineering, 891(5): article 012014; doi: 10.1088/1757-899X/891/1/012014

Kennedy, B.M.; Farquhar, A.; Hilderman, R.; Villeneuve, M.C.; Heap, M.J.; Mordensky, S.; Kilgour, G.N.; Jolly, A.D.; Christenson, B.W.; Reuschlé, T. 2020 Pressure controlled permeability in a conduit filled with fractured hydrothermal breccia reconstructed from ballistics from Whakaari (White Island), New Zealand. Geosciences (Basel, Switzerland), 10(4): article 138; doi: 10.3390/geosciences10040138

Lormand, C.; Zellmer, G.F.; Kilgour, G.N.; Németh, K.; Palmer, A.S.; Sakamoto, N.; Yurimoto, H.; Kuritani, T.; Iizuka, Y.; Moebis, A. 2020 Slow ascent of unusually hot intermediate magmas triggering Strombolian to Plinian eruptions. Journal of Petrology, 61(10): article egaa0077; doi: 10.1093/petrology/egaa077

Massiot, C.; Marr, T.; Adam, L.; Cronin, S.J.; Bertrand, E.A.; Caratori Tontini, F.; Kilgour, G.N.; Milicich, S.D.; Miller, C.A.; Nichols, A.; Stott, M.B.; Ventura, G.; Villamor, P.; White, P.A. 2020 Rationale for the scientific drilling project "INTERACTION" : INTeraction between lifE, Rifting And Caldera Tectonics In OkataiNa. paper 63 IN: Proceedings 42nd New Zealand Geothermal Workshop, 24-26 November 2020, Waitangi, New Zealand. Auckland, N.Z.: University of Auckland

Hughes, E.C.; Buse, B.; Kearns, S.L.; Blundy, J.D.; Kilgour, G.N.; Mader, H.M. 2019 Low analytical totals in EPMA of hydrous silicate glass due to sub-surface charging : obtaining accurate volatiles by difference. Chemical Geology, 505: 48-56; doi: 10.1016/j.chemgeo.2018.11.015

Hughes, E.C.; Mazot, A.; Kilgour, G.N.; Asher, C.; Michelini, M.; Britten, K.; Chardot, L.; Feisel, Y.; Werner, C. 2019 Understanding degassing pathways along the 1886 Tarawera (New Zealand) volcanic fissure by combining soil and lake CO2 fluxes. Frontiers in Earth Science, 7: article 264; doi: 10.3389/feart.2019.00264

Kilgour, G.N.; Gates, S.; Kennedy, B.M.; Farquhar, A.; McSporran, A.; Asher, C. 2019 Phreatic eruption dynamics derived from deposit analysis : a case study from a small, phreatic eruption from Whakaari/White Island, New Zealand. Earth, Planets and Space, 71: Article 36; doi: 10.1186/s40623-019-1008-8

Hughes, E.C.; Buse, B.; Kearns, S.L.; Blundy, J.D.; Kilgour, G.N.; Mader, H.M.; Brooker, R.A.; Balzer, R.; Botcharnikov, R.E.; Di Genova, D.; Almeev, R.R.; Riker, J.M. 2018 High spatial resolution analysis of the iron oxidation state in silicate glasses using the electron probe. American Mineralogist, 103(9): 1473-1486; doi: 10.2138/am-2018-6546CCBY

Hurst, A.W.; Kilgour, G.N.; Hamling, I.J. 2018 Magmatic triggering of earthquakes on distal faults as a potential medium-term warning signal from Ruapehu volcano. Geophysical Research Letters, 45(23): 12,776-12,783; doi: 10.1029/2018GL080677

Lormand, C.; Zellmer, G.F.; Nemeth, K.; Kilgour, G.N.; Mead, S.; Palmer, A.S.; Sakamoto, N.; Yurimoto, H.; Moebis, A. 2018 Weka trainable segmentation plugin in ImageJ : a semi-automatic tool applied to crystal size distributions of microlites in volcanic rocks. Microscopy and Microanalysis, 24(6): 667-675; doi: 10.1017/S1431927618015428

Schipper, C.I.; Mandon, C.; Maksimenko, A.; Castro, J.M.; Conway, C.E.; Hauer, P.; Kirilova, M.; Kilgour, G.N. 2017 Vapor-phase cristobalite as a durable indicator of magmatic pore structure and halogen degassing: an example from White Island volcano (New Zealand). Bulletin of Volcanology, 79: article 74; doi: 10.1007/s00445-017-1157-1

Strehlow, K.; Sandri, L.; Gottsmann, J.H.; Kilgour, G.N.; Rust, A.C.; Tonini, R. 2017 Phreatic eruptions at crater lakes: occurrence statistics and probabilistic hazard forecast. Journal of applied volcanology, 6(4): 21 p.; doi: 10.1186/s13617-016-0053-2

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