Methane-hydrogen-rich fluid migration may trigger seismic failure in subduction zones at forearc depths

F Giuntoli, L Menegon, G Siron, F Cognigni… - Nature …, 2024 - nature.com
Metamorphic fluids, faults, and shear zones are carriers of carbon from the deep Earth to
shallower reservoirs. Some of these fluids are reduced and transport energy sources, like …

Shattered veins elucidate brittle creep processes in the deep slow slip and tremor region

J Muñoz‐Montecinos, S Angiboust, A Garcia‐Casco… - …, 2023 - Wiley Online Library
Abstract Deep Slow Slip and Tremors (SSTs) are a combination of transient clusters of
tectonic tremors and slow slip associated with extremely elevated fluid pressures. SSTs are …

Physical and mechanical rock properties of a heterogeneous volcano; the case of Mount Unzen, Japan

JE Kendrick, LN Schaefer, J Schauroth… - Solid Earth …, 2020 - se.copernicus.org
Volcanoes represent one of the most critical geological settings for hazard modelling due to
their propensity to both unpredictably erupt and collapse, even in times of quiescence …

Comparison between 2D and 3D microstructures and implications for metamorphic constraints using a chloritoid–garnet-bearing mica schist

F Caso, A Petroccia, S Nerone, A Maffeis… - European Journal of …, 2024 - ejm.copernicus.org
Despite the fact that rock textures depend on the 3D spatial distribution of minerals, our
tectono-metamorphic reconstructions are mostly based on a 2D visualisation (ie thin …

Duplex underplating, sediment dehydration and quartz vein mineralization in the deep tremor source region

K Ujiie, N Nishiyama, H Yamamoto… - Journal of …, 2024 - Wiley Online Library
Deep tectonic tremor downdip of the seismogenic zone in warm subduction zones is thought
to occur in the region of high fluid pressures. However, the deformation and fluid processes …

Deformation microstructures of fault rocks from the northern Yangsan Fault, SE Korea: implications for coseismic and aseismic behavior

S Choi, Y Cheon, CM Kim, H Jung, M Park - Geosciences Journal, 2024 - Springer
Abstract The Yangsan Fault, a long-lived intracontinental fault in SE Korea, exhibits various
slip behaviors, including coseismic slip and aseismic creep. However, there is insufficient …

Frictional strength and frictional instability of glaucophane gouges at blueschist temperatures support diverse modes of fault slip from slow slip events to moderate …

M An, F Zhang, ZY Yin, R Huang… - Journal of …, 2024 - Wiley Online Library
Fluid overpressure from the water released by subducted sediments and oceanic crust is an
important mechanism for generating earthquakes via brittle failure and frictional instability. If …

[HTML][HTML] Sustained strain localisation and coeval brittle-ductile deformation in an exhuming low-grade shear zone: Insights from the Saih Hatat Window (NE Oman)

A Petroccia, F Giuntoli, S Pilia, G Viola, P Sternai… - Journal of Structural …, 2025 - Elsevier
Synkinematic phyllosilicates play a key role in controlling the rheology and the style of shear
zones. At the same time, aqueous fluids released by metamorphic dehydration reactions …

[HTML][HTML] Deformation mechanisms and slip behaviors of tectonically deformed conglomerates from the Central Apennines fold-and-thrust belt: Implications for shallow …

L Smeraglia, S Fabbi, A Cipriani, L Consorti… - Journal of Structural …, 2024 - Elsevier
Fold-and-thrust belts and accretionary prisms exhibit considerable variability in slip
behaviors along active faults. While numerous studies have investigated fault mechanics …