Results 231 to 240 of about 120,399 (317)

Trench‐Parallel Fluid Migration and Its Transient Discharge in a Cold Subduction Zone Decoded by Geochemistry of Subducted Cherts

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 12, December 2025.
Abstract The presence of fluid plays a critical role in controlling the fault slips and the seismogenesis in subduction zones. However, the origins and pathways of the fluid remain poorly understood. In this study, we examined the Inuyama sequence in the Mino belt of Japan, which is an on‐land analog of a cold subduction zone such as the Japan Trench ...
Hanaya Okuda   +6 more
wiley   +1 more source

Oxidized sediment recycling as a driver for postsubduction porphyry copper formation. [PDF]

open access: yesSci Adv
Yang Z   +7 more
europepmc   +1 more source

Tectonic Framework of the Arenópolis and Anicuns‐Itaberaí Segments of the Goiás Magmatic Arc Based on 3D Magnetotelluric Inversion

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 12, December 2025.
Abstract The Goiás Magmatic Arc (GMA) is a Neoproterozoic juvenile terrain formed through oceanic‐oceanic and oceanic‐continental subduction. It comprises three main segments: Mara Rosa, Anicuns‐Itaberaí (GMAAI), and Arenópolis (GMAA), whose tectonic evolution and connectivity remain uncertain.
J. G. C. Inacio   +4 more
wiley   +1 more source

Crustal Heterogeneity Onshore Spitsbergen: Data Integration and Forward Modeling of Potential Field Data

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 12, December 2025.
Abstract The Svalbard archipelago is well‐known for its outcropping geology, but its subsurface geometry and physical properties are less well constrained. To address this knowledge gap, a multidisciplinary approach has been applied to integrate potential field data with seismic reflection profiles, exploration boreholes and geology.
Fenna Ammerlaan   +4 more
wiley   +1 more source

Provenance Reassessment of Eocene Turbidites, New Caledonia: Inferences for Obduction Models

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 12, December 2025.
Abstract Provenance of pre‐obduction Eocene turbidites from New Caledonia is used to better constrain their geodynamic context and inform debate on subduction polarity. Chemical compositions of detrital clinopyroxenes in arenites are compared against potential sources.
Dominique Cluzel   +7 more
wiley   +1 more source

Heavy potassium isotopes in carbonatites reveal oceanic crust subduction as the driver of deep carbon cycling. [PDF]

open access: yesSci Adv
Long ZY   +10 more
europepmc   +1 more source

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