Diverse magma storage and major and volatile magma composition: What are the implications on the eruptive style across a volcanic arc? An example of the Lesser …

A Metcalfe, S Moune, JC Komorowski, R Robertson… - Earth-Science …, 2023 - Elsevier
Understanding variations in eruptive style and defining the processes and controls on
different eruption styles is particularly important at arc volcanoes. This is due to the range of …

Exceptional eruptive CO2 emissions from intra-plate alkaline magmatism in the Canary volcanic archipelago

M Burton, A Aiuppa, P Allard… - … Earth & Environment, 2023 - nature.com
Alkaline mafic magmas forming intra-plate oceanic islands are believed to be strongly
enriched in CO2 due to low-degree partial melting of enriched mantle sources. However …

Hydrothermal alteration can result in pore pressurization and volcano instability

MJ Heap, T Baumann, HA Gilg, S Kolzenburg… - …, 2021 - pubs.geoscienceworld.org
The collapse of a volcanic flank can be destructive and deadly. Hydrothermal alteration is
common to volcanoes worldwide and is thought to promote volcano instability by decreasing …

Alteration‐induced volcano instability at la Soufrière de Guadeloupe (eastern Caribbean)

MJ Heap, TS Baumann… - Journal of …, 2021 - Wiley Online Library
Volcanoes are unstable structures that deform laterally and frequently experience mass
wasting events. Hydrothermal alteration is often invoked as a mechanism that contributes …

Matrix imaging as a tool for high-resolution monitoring of deep volcanic plumbing systems with seismic noise

E Giraudat, A Burtin, A Le Ber, M Fink… - … Earth & Environment, 2024 - nature.com
Volcanic eruptions necessitate precise monitoring of magma pressure and inflation for
improved forecasting. Understanding deep magma storage is crucial for hazard assessment …

The tensile strength of hydrothermally altered volcanic rocks

MJ Heap, CE Harnett, FB Wadsworth, HA Gilg… - Journal of Volcanology …, 2022 - Elsevier
The tensile strength of volcanic rocks is an important parameter for understanding and
modelling a wide range of volcanic processes, and in the development of strategies …

Defining the pre-eruptive states of active volcanoes for improving eruption forecasting

M Rosi, V Acocella, R Cioni, F Bianco… - Frontiers in Earth …, 2022 - frontiersin.org
A crucial feature to manage a volcanic crisis is the ability of volcanologists to promptly detect
an impending eruption. This is often affected by significant uncertainty, mainly for the …

Phreatic and hydrothermal eruptions: from overlooked to looking over

C Montanaro, E Mick, J Salas-Navarro, C Caudron… - Bulletin of …, 2022 - Springer
Over the last decade, field investigations, laboratory experiments, geophysical exploration
and petrological, geochemical and numerical modelling have provided insight into the …

Thermal and seismic precursors to the explosive eruption at La Soufrière Volcano, St. Vincent in April 2021

JO Thompson, R Contreras-Arratia, KS Befus… - Earth and Planetary …, 2022 - Elsevier
High temporal resolution, geostationary, thermal infrared data from the Advanced Baseline
Imager combined with seismic data of La Soufrière Volcano, St. Vincent provide empirical …

[HTML][HTML] Nitrogen, helium, and argon reveal the magmatic signature of fumarole gases and episodes of outgassing from upper-crustal magma reservoirs: The case of …

G Bini, G Chiodini, S Caliro, F Tassi, O Vaselli… - … et Cosmochimica Acta, 2022 - Elsevier
The chemical composition of gases emitted by active volcanoes reflects both magma
degassing and shallower processes, such as fluid-rock hydrothermal interaction and mixing …