Sector-zoned clinopyroxene as a recorder of magma history, eruption triggers, and ascent rates

T Ubide, S Mollo, J Zhao, M Nazzari… - … et Cosmochimica Acta, 2019 - Elsevier
Sector-zoned clinopyroxene is common in igneous rocks, but has been overlooked in the
study of magmatic processes. Whilst concentric zoning is commonly used as a record of …

[KIRJA][B] Volcano-tectonic processes

V Acocella - 2021 - Springer
Among the various university courses I took for my geoscience degree, volcanology and
structural geology motivated me by far the most. Volcanoes and deformed rocks are indeed …

Caldera resurgence during the 2018 eruption of Sierra Negra volcano, Galápagos Islands

AF Bell, PC La Femina, M Ruiz, F Amelung… - Nature …, 2021 - nature.com
Recent large basaltic eruptions began after only minor surface uplift and seismicity, and
resulted in caldera subsidence. In contrast, some eruptions at Galápagos Island volcanoes …

Using machine learning to automatically detect volcanic unrest in a time series of interferograms

ME Gaddes, A Hooper… - Journal of Geophysical …, 2019 - Wiley Online Library
The latest generation of synthetic aperture radar satellites produce measurements of ground
deformation at the majority of the world's subaerial active volcanoes and can be used to …

Depth of magma storage under Iceland controlled by magma fluxes

RJM Baxter, J Maclennan, DA Neave… - Geochemistry …, 2023 - Wiley Online Library
The compositions of volcanic materials are sensitive to physical conditions in the underlying
magmatic system. When basaltic melts are saturated in olivine‐plagioclase‐augite prior to …

Thermobar: an open-source Python3 tool for thermobarometry and hygrometry

P Wieser, M Petrelli, J Lubbers, E Wieser, S Özaydin… - 2022 - eartharxiv.org
We present Thermobar, a new open-source Python3 package for calculating pressures,
temperatures, and melt compositions from mineral and mineral-melt equilibrium. Thermobar …

[HTML][HTML] Vent distribution and sub-volcanic systems: Myths, fallacies, and some plausible facts

E Canon-Tapia - Earth-Science Reviews, 2021 - Elsevier
Abstract Characterization of spatially distributed volcanism includes analysis of vent
alignments, zones of high probability density and cluster membership assignment. Attempts …

Element and Sr isotope zoning in plagioclase in the dacites from the southwestern Okinawa Trough: Insights into magma mixing processes and time scales

Z Chen, Z Zeng, X Wang, X Peng, Y Zhang, X Yin… - Lithos, 2020 - Elsevier
The processes and time scales of magma mixing in shallow silicic magma chambers prior to
eruptions in the Okinawa Trough (OT) are still poorly understood. Here, we employed in situ …

Upper mantle mush zones beneath low melt flux ocean island volcanoes: insights from Isla Floreana, Galápagos

MLM Gleeson, SA Gibson, MJ Stock - Journal of Petrology, 2020 - academic.oup.com
The physicochemical characteristics of sub-volcanic magma storage regions have important
implications for magma system dynamics and pre-eruptive behaviour. The architecture of …

Magmatic connectivity among six Galápagos volcanoes revealed by satellite geodesy

E Reddin, SK Ebmeier, E Rivalta, M Bagnardi… - Nature …, 2023 - nature.com
Shallow magmatic reservoirs that produce measurable volcanic surface deformation are
often considered as discrete independent systems. However, petrological analyses of …