The mechanical behaviour and failure modes of volcanic rocks: a review
The microstructure and mineralogy of volcanic rocks is varied and complex, and their
mechanical behaviour is similarly varied and complex. This review summarises recent …
mechanical behaviour is similarly varied and complex. This review summarises recent …
Towards more realistic values of elastic moduli for volcano modelling
The accuracy of elastic analytical solutions and numerical models, widely used in
volcanology to interpret surface ground deformation, depends heavily on the Young's …
volcanology to interpret surface ground deformation, depends heavily on the Young's …
Lateral edifice collapse and volcanic debris avalanches: A post-1980 Mount St. Helens perspective
L Siebert, ME Reid - Bulletin of Volcanology, 2023 - Springer
Abstract The 1980 eruption of Mount St. Helens was instrumental in advancing
understanding of how volcanoes work. Lateral edifice collapses and the generation of …
understanding of how volcanoes work. Lateral edifice collapses and the generation of …
Hydrothermal alteration can result in pore pressurization and volcano instability
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 …
common to volcanoes worldwide and is thought to promote volcano instability by decreasing …
Alteration‐induced volcano instability at la Soufrière de Guadeloupe (eastern Caribbean)
Volcanoes are unstable structures that deform laterally and frequently experience mass
wasting events. Hydrothermal alteration is often invoked as a mechanism that contributes …
wasting events. Hydrothermal alteration is often invoked as a mechanism that contributes …
Characterizing lithological, weathering, and hydrothermal alteration influences on volcanic rock properties via spectroscopy and laboratory testing: a case study of …
The geomechanical characterization of volcanic material has important implications for
geothermal and mineral exploration, engineering design, geophysical signals of volcano …
geothermal and mineral exploration, engineering design, geophysical signals of volcano …
The tensile strength of hydrothermally altered volcanic rocks
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 …
modelling a wide range of volcanic processes, and in the development of strategies …
Pressure controlled permeability in a conduit filled with fractured hydrothermal breccia reconstructed from ballistics from Whakaari (White Island), New Zealand
Breccia-filled eruption conduits are dynamic systems where pressures frequently exceed
critical thresholds, generating earthquakes and transmitting fluids. To assess the dynamics …
critical thresholds, generating earthquakes and transmitting fluids. To assess the dynamics …
Lithological map** of Waiotapu Geothermal Field (New Zealand) using hyperspectral and thermal remote sensing and ground exploration techniques
Hydrothermal systems develop secondary mineral assemblages due to rock and fluid
interactions. Such minerals can be identified on the surface and mapped using …
interactions. Such minerals can be identified on the surface and mapped using …
The impact of hydrothermal alteration on the physiochemical characteristics of reservoir rocks: the case of the Los Humeros geothermal field (Mexico)
Hydrothermal alteration is a common process in active geothermal systems and can
significantly change the physiochemical properties of rocks. To improve reservoir …
significantly change the physiochemical properties of rocks. To improve reservoir …