Active vent and crater lakes at Turrialba volcano, Costa Rica.
*D’Arcy, F., J.M. de Moor, J. Stix, A. Alan, *R. Bogue, E. Corrales, J.A. Diaz, *E. Mick, *J. Salas-Navarro, R. Lauzeral., 2022. New insights into carbon isotope systematics at Poás volcano, Costa Rica. Journal of Volcanology and Geothermal Research 107639. https://doi.org/10.1016/j.jvolgeores.2022.107639
Montanaro, C., *E. Mick, *J. Salas‑Navarro, C. Caudron, S.J. Cronin, J.M. de Moor, B. Scheu, J. Stix, and K. Strehlow, 2022. Phreatic and hydrothermal eruptions: from overlooked to looking over. Bull. Volcanol., 84, 64 (2022). https://doi.org/10.1007/s00445-022-01571-7
Stix, J., and G. Heiken, 2022. Communication when it is needed most – the past, present and future of volcano geoheritage. Bull. Volcanol., 84, 68 (2022). https://doi.org/10.1007/s00445-022-01574-4
*Salas-Navarro, J., J. Stix, and J.M. de Moor, 2022. A new Multi-GAS system for continuous monitoring of CO2/ CH4 ratios at active volcanoes. J. Volcanol. Geotherm. Res., 426: 107533, doi:10.1016/j.jvolgeores.2022.107533
*Rooyakkers, S.M., J. Stix, K. Berlo, D. Morgavi, M. Petrelli, M.K. Rusiecka, S.J. Barker, B.L.A. Charlier, D.A. Neave, F.P. Vetere, and D. Perugini, 2022. Rifting and recharge as triggers of the mixed basalt-rhyolite Halarauður ignimbrite eruption (Krafla, Iceland). Contrib. Mineral. Petrol., 177: 32, doi:10.1007/s00410-021-01881-7
*Waelkens, C.M., J. Stix, *E. Eves, *C. Gonzalez, and *D. Martineau, 2022. H2O and CO2 evolution in the Bandelier Tuff sequence reveals multiple and discrete magma replenishments. Contrib. Mineral. Petrol., 177: 1, doi:10.1007/s00410-021-01866-6
*Waelkens, C.M., J. Stix, B. Monteleone, and P. Burckel, 2021. Efficient release of bromine by super-eruptions. Geology, 49: 1416-1420, doi:10.1130/G49114.1
*Rooyakkers, S.M., J. Stix, K. Berlo, M. Petrelli, and F. Sigmundsson, 2021. Eruption risks from covert silicic magma bodies. Geology, 49: 921-925, doi:10.1130/G48697.1
*Rooyakkers, S.M., J. Stix, K. Berlo, M. Petrelli, R.L. Hampton, S.J. Barker, and D. Morgavi, 2021. The origin of rhyolitic magmas at Krafla central volcano (Iceland). J. Petrol., 62, doi:10.1093/petrology/egab064
*Mick, E., J. Stix, J.M. de Moor, and G. Avard, 2021. Hydrothermal alteration and sealing at Turrialba volcano, Costa Rica, as a mechanism for phreatic eruption triggering. J. Volcanol. Geotherm. Res., 416, doi:10.1016/j.jvolgeores.2021.107297
Wiebe, R.A., S. Kolzenburg, *S. Rooyakkers, and J. Stix, 2021. Plutonic record of a caldera-forming silicic eruption: the shatter zone of the Cadillac Mountain granite, coastal Maine. Geosphere, 17: 1-22, doi:10.1130/GES02252.1
Rüdiger, J., A. Gutmann, N. Bobrowski, M. Liotta, J. M. de Moor, R. Sander, F. Dinger, J.-L. Tirpitz, M. Ibarra, A. Saballos, M. Martínez, E. Mendoza, J. Stix, J. Valdés, J.M. Castro, and T. Hoffmann, 2021. Halogen activation in the plume of Masaya volcano: field observations and box model investigations. Atmos. Chem. Phys., 21: 3371–3393, doi:10.5194/acp-21-3371-2021.
*Rooyakkers, S., J. Stix, K. Berlo, and S. Barker, 2020. Collapse and ignimbrite emplacement at a basalt-dominated caldera: The Halarauður eruption, Krafla (Iceland). Geol. Soc. Am. Bull., 132: 1881–1902, doi:10.1130/b35450.1.
*Beard, C.D., V. van Hinsberg, J. Stix, and M. Wilke, 2020. The effect of fluorine on clinopyroxene / alkaline melt trace-element partitioning. Contrib. Mineral. Petrol., 175: 44, doi:10.1007/s00410-020-1672-5.
*Beard, C.D., V. van Hinsberg, J. Stix, and M. Wilke, 2019. Clinopyroxene/melt trace-element-partitioning in sodic alkaline magmas. J. Petrol., 60: 1797-1823, doi:10.1093/petrology/egz052.
*D’Arcy, F., E. Boucher, J.M. de Moor, J.-F. Hélie, R. Piggott, and J. Stix, 2019. Carbon and sulfur isotopes in tree rings as a proxy for volcanic degassing. Geology, 47: 825-828, doi:10.1130/G46323.1.
de Moor, J.M., J. Stix, G. Avard, C. Muller, E. Corrales, J.A. Diaz, A. Alan, G. Brenes, J. Pacheco, A. Aiuppa, and T.P. Fischer, 2019. Insights on hydrothermal-magmatic interactions and eruptive processes at Poás volcano (Costa Rica) from high-frequency gas monitoring and drone measurements. Geophys. Res. Lett., 46: 1293-1302, doi:10.1029/2018GL080301.
Stix, J., J.M. de Moor, J. Rüdiger, A. Alan, E. Corrales, *F. D'Arcy, J.A. Diaz, and M. Liotta, 2018. Using drones and miniaturized instrumentation to study degassing at Turrialba and Masaya volcanoes, Central America. J. Geophys. Res., 123: 6501-6520, doi:10.1029/2018JB015655.
Beaudry, P., M.-A. Longpré, R. Economos, B.A. Wing, T.H. Bui, and J. Stix, 2018. Degassing-induced fractionation of multiple sulphur isotopes unveils post-Archaean recycled oceanic crust signal in hotspot lava. Nature Comm., 9: 5093, doi:10.1038/s41467-018-07527-w.
Stix, J., 2018. Understanding fast and slow unrest at volcanoes and implications for eruption forecasting. Front. Earth Sci., 6: 56, doi:10.3389/feart.2018.00056.
Stix, J., and J.M. de Moor, 2018. Understanding and forecasting phreatic eruptions driven by magmatic degassing. Earth, Planets and Space, 70: 83, doi:10.1186/s40623-018-0855-z.
*D’Arcy, F., J. Stix, J. M. de Moor, J. Rüdiger, J. A. Diaz, A. Alan, and E. Corrales, 2018. Drones swoop in to measure gas belched from volcanoes, Eos, Trans. Am. Geophys. Union, 99, doi: 10.1029/2018EO102329.
Kennedy, B.M., E.P. Holohan, J. Stix, D.M. Gravley, J. Davidson, and J.W. Cole, 2018. Magma plumbing beneath collapse caldera volcanic systems. Earth-Sci. Rev., 177: 404-424, doi.org/10.1016/j.earscirev.2017.12.002.
Stix, J., J. Gyakum, *K. Caissy, A. Steeves-Fuentes, *W.W. Yan, F. Roop, P.-A. Vungoc, C. Walker, A. Finkelstein, and L. Winer, 2018. A new Massive Open Online Course on natural disasters. Eos, Trans. Am. Geophys. Union, 99, doi:10.1029/2018EO091699.
*Seropian, G., and J. Stix, 2018. Monitoring and forecasting fault development at actively forming calderas: An experimental study. Geology, 46: 23-26, doi:10.1130/G39551.1.
Montanaro, C., *E. Mick, *J. Salas‑Navarro, C. Caudron, S.J. Cronin, J.M. de Moor, B. Scheu, J. Stix, and K. Strehlow, 2022. Phreatic and hydrothermal eruptions: from overlooked to looking over. Bull. Volcanol., 84, 64 (2022). https://doi.org/10.1007/s00445-022-01571-7
Stix, J., and G. Heiken, 2022. Communication when it is needed most – the past, present and future of volcano geoheritage. Bull. Volcanol., 84, 68 (2022). https://doi.org/10.1007/s00445-022-01574-4
*Salas-Navarro, J., J. Stix, and J.M. de Moor, 2022. A new Multi-GAS system for continuous monitoring of CO2/ CH4 ratios at active volcanoes. J. Volcanol. Geotherm. Res., 426: 107533, doi:10.1016/j.jvolgeores.2022.107533
*Rooyakkers, S.M., J. Stix, K. Berlo, D. Morgavi, M. Petrelli, M.K. Rusiecka, S.J. Barker, B.L.A. Charlier, D.A. Neave, F.P. Vetere, and D. Perugini, 2022. Rifting and recharge as triggers of the mixed basalt-rhyolite Halarauður ignimbrite eruption (Krafla, Iceland). Contrib. Mineral. Petrol., 177: 32, doi:10.1007/s00410-021-01881-7
*Waelkens, C.M., J. Stix, *E. Eves, *C. Gonzalez, and *D. Martineau, 2022. H2O and CO2 evolution in the Bandelier Tuff sequence reveals multiple and discrete magma replenishments. Contrib. Mineral. Petrol., 177: 1, doi:10.1007/s00410-021-01866-6
*Waelkens, C.M., J. Stix, B. Monteleone, and P. Burckel, 2021. Efficient release of bromine by super-eruptions. Geology, 49: 1416-1420, doi:10.1130/G49114.1
*Rooyakkers, S.M., J. Stix, K. Berlo, M. Petrelli, and F. Sigmundsson, 2021. Eruption risks from covert silicic magma bodies. Geology, 49: 921-925, doi:10.1130/G48697.1
*Rooyakkers, S.M., J. Stix, K. Berlo, M. Petrelli, R.L. Hampton, S.J. Barker, and D. Morgavi, 2021. The origin of rhyolitic magmas at Krafla central volcano (Iceland). J. Petrol., 62, doi:10.1093/petrology/egab064
*Mick, E., J. Stix, J.M. de Moor, and G. Avard, 2021. Hydrothermal alteration and sealing at Turrialba volcano, Costa Rica, as a mechanism for phreatic eruption triggering. J. Volcanol. Geotherm. Res., 416, doi:10.1016/j.jvolgeores.2021.107297
Wiebe, R.A., S. Kolzenburg, *S. Rooyakkers, and J. Stix, 2021. Plutonic record of a caldera-forming silicic eruption: the shatter zone of the Cadillac Mountain granite, coastal Maine. Geosphere, 17: 1-22, doi:10.1130/GES02252.1
Rüdiger, J., A. Gutmann, N. Bobrowski, M. Liotta, J. M. de Moor, R. Sander, F. Dinger, J.-L. Tirpitz, M. Ibarra, A. Saballos, M. Martínez, E. Mendoza, J. Stix, J. Valdés, J.M. Castro, and T. Hoffmann, 2021. Halogen activation in the plume of Masaya volcano: field observations and box model investigations. Atmos. Chem. Phys., 21: 3371–3393, doi:10.5194/acp-21-3371-2021.
*Rooyakkers, S., J. Stix, K. Berlo, and S. Barker, 2020. Collapse and ignimbrite emplacement at a basalt-dominated caldera: The Halarauður eruption, Krafla (Iceland). Geol. Soc. Am. Bull., 132: 1881–1902, doi:10.1130/b35450.1.
*Beard, C.D., V. van Hinsberg, J. Stix, and M. Wilke, 2020. The effect of fluorine on clinopyroxene / alkaline melt trace-element partitioning. Contrib. Mineral. Petrol., 175: 44, doi:10.1007/s00410-020-1672-5.
*Beard, C.D., V. van Hinsberg, J. Stix, and M. Wilke, 2019. Clinopyroxene/melt trace-element-partitioning in sodic alkaline magmas. J. Petrol., 60: 1797-1823, doi:10.1093/petrology/egz052.
*D’Arcy, F., E. Boucher, J.M. de Moor, J.-F. Hélie, R. Piggott, and J. Stix, 2019. Carbon and sulfur isotopes in tree rings as a proxy for volcanic degassing. Geology, 47: 825-828, doi:10.1130/G46323.1.
de Moor, J.M., J. Stix, G. Avard, C. Muller, E. Corrales, J.A. Diaz, A. Alan, G. Brenes, J. Pacheco, A. Aiuppa, and T.P. Fischer, 2019. Insights on hydrothermal-magmatic interactions and eruptive processes at Poás volcano (Costa Rica) from high-frequency gas monitoring and drone measurements. Geophys. Res. Lett., 46: 1293-1302, doi:10.1029/2018GL080301.
Stix, J., J.M. de Moor, J. Rüdiger, A. Alan, E. Corrales, *F. D'Arcy, J.A. Diaz, and M. Liotta, 2018. Using drones and miniaturized instrumentation to study degassing at Turrialba and Masaya volcanoes, Central America. J. Geophys. Res., 123: 6501-6520, doi:10.1029/2018JB015655.
Beaudry, P., M.-A. Longpré, R. Economos, B.A. Wing, T.H. Bui, and J. Stix, 2018. Degassing-induced fractionation of multiple sulphur isotopes unveils post-Archaean recycled oceanic crust signal in hotspot lava. Nature Comm., 9: 5093, doi:10.1038/s41467-018-07527-w.
Stix, J., 2018. Understanding fast and slow unrest at volcanoes and implications for eruption forecasting. Front. Earth Sci., 6: 56, doi:10.3389/feart.2018.00056.
Stix, J., and J.M. de Moor, 2018. Understanding and forecasting phreatic eruptions driven by magmatic degassing. Earth, Planets and Space, 70: 83, doi:10.1186/s40623-018-0855-z.
*D’Arcy, F., J. Stix, J. M. de Moor, J. Rüdiger, J. A. Diaz, A. Alan, and E. Corrales, 2018. Drones swoop in to measure gas belched from volcanoes, Eos, Trans. Am. Geophys. Union, 99, doi: 10.1029/2018EO102329.
Kennedy, B.M., E.P. Holohan, J. Stix, D.M. Gravley, J. Davidson, and J.W. Cole, 2018. Magma plumbing beneath collapse caldera volcanic systems. Earth-Sci. Rev., 177: 404-424, doi.org/10.1016/j.earscirev.2017.12.002.
Stix, J., J. Gyakum, *K. Caissy, A. Steeves-Fuentes, *W.W. Yan, F. Roop, P.-A. Vungoc, C. Walker, A. Finkelstein, and L. Winer, 2018. A new Massive Open Online Course on natural disasters. Eos, Trans. Am. Geophys. Union, 99, doi:10.1029/2018EO091699.
*Seropian, G., and J. Stix, 2018. Monitoring and forecasting fault development at actively forming calderas: An experimental study. Geology, 46: 23-26, doi:10.1130/G39551.1.
Active vent at Turrialba volcano.
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Sulphur deposits in the crater of Poás volcano.
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Plume in the crater at Poás volcano.
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