Staff profiles
Geoff KilgourVolcanologist
Qualifications
- BSc, Earth Sciences
- MSc, Earth Sciences
- PhD
Areas of expertise
- Geology: Stratigraphy
- Geology: Petrology
- Geology: Geological mapping
- Geology: Petrography
- Geology: Volcanology
- Geology: Geochemistry
- Geology: Field mapping
- Geology: Geothermal
- Geology: Experimental Petrology
- Geology: Fluid inclusion studies
- Geology: Igneous Petrology
- Geology: Melt inclusions
Major Publications
See all publications
- High-rate very-long-period seismicity at Yasur volcano, Vanuatu : source mechanism and decoupling from surficial explosions and infrasound, Geophysical Journal International 230(1): p. 392-426. DOI: 10.1093/gji/ggab533.
- 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): p. 296-319. DOI: 10.1080/00288306.2021.1914118.
- A quest for unrest in multiparameter observations at Whakaari/White Island volcano, New Zealand 20072018, Earth, Planets and Space 73(1): article 195. DOI: 10.1186/s40623-021-01506-0.
- 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.
- Whakaari/White Island: a review of New Zealand's most active volcano, New Zealand Journal of Geology and Geophysics 64(2/3): p. 273-295. DOI: 10.1080/00288306.2021.1918186.
- Insights into the 19762000 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.
- 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.
- Comment on the paper titled Harvey, M., 2021. Sentinel-1 InSAR captures 2019 catastrophic White Island eruption. Journal of Volcanology and Geothermal Research. 411, https://doi.org/10.1016/j.jvolgeores.2020.107124, Journal of Volcanology and Geothermal Research 420: article 107234. DOI: 10.1016/j.jvolgeores.2021.107234.
- Scientific drilling in the Taupo Volcanic Zone? Exploring intense volcanic and geothermal processes in a rapidly rifting arc, Proceedings, World Geothermal Congress 2020+1, April-October 2021 : 13 p..
- 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.
- Electrokinetic contributions to self-potential signals from magmatic stressing, Geochemistry Geophysics Geosystems 21(12): e2020GC009388. DOI: 10.1029/2020GC009388.
- 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.
- Slow ascent of unusually hot intermediate magmas triggering Strombolian to Plinian eruptions, Journal of Petrology 61(10): article egaa0077. DOI: 10.1093/petrology/egaa077.
- 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.
- Rationale for the scientific drilling project "INTERACTION" : INTeraction between lifE, Rifting And Caldera Tectonics In OkataiNa, Proceedings 42nd New Zealand Geothermal Workshop, 24-26 November 2020, Waitangi, New Zealand : paper 63.
- 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.
- 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.
- Low analytical totals in EPMA of hydrous silicate glass due to sub-surface charging : obtaining accurate volatiles by difference, Chemical Geology 505: p. 48-56. DOI: 10.1016/j.chemgeo.2018.11.015.
- 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.
- 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): p. 667-675. DOI: 10.1017/S1431927618015428.
- Magmatic triggering of earthquakes on distal faults as a potential medium-term warning signal from Ruapehu volcano, Geophysical Research Letters 45(23): p. 12,776-12,783. DOI: 10.1029/2018GL080677.
- High spatial resolution analysis of the iron oxidation state in silicate glasses using the electron probe, American Mineralogist 103(9): p. 1473-1486. DOI: 10.2138/am-2018-6546CCBY.
- 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.
- 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.