Results 61 to 70 of about 194 (174)

Source mechanism of the 2023 Ms 5.5 earthquake in Subei, Gansu Province revealed by relocated aftershocks and InSAR: complement to the ‘shallow slip deficit’ of the eastern boundary of the Altyn Tagh fault

open access: yesFrontiers in Earth Science
The Ms 5.5 earthquake struck on 24 October 2023, in Subei County, Gansu Province, China, occurring along the eastern segment of the Altyn Tagh fault. It raises the question of whether this earthquake is linked to the ongoing shortening slip rate along ...
Yuan Yao   +10 more
doaj   +1 more source

Geodetic Strain Rates, Slip Deficit Rates, and Seismic Potential in the Tianshan, Central Asia

open access: yesGeophysical Research Letters, Volume 52, Issue 22, 28 November 2025.
Abstract The Tianshan is an intracontinental orogenic belt that has experienced over 100 Mw ≥ 6 earthquakes since 1700. However, strain rates and slip deficit rates on mapped faults in this region—key factors in assessing its seismic potential—remain underexplored.
Fengnian Chang   +6 more
wiley   +1 more source

Triassic Intracontinental Crustal Reworking of the Eastern Tianshan: New Insights From Late Triassic Adakitic and Low‐Sr/Y Granitoids in the Bogda Range

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 10, October 2025.
Abstract Continental intraplate magmatism remains a fundamental challenge in Plate Tectonics. Triassic magmatism represents a critical phase in the evolution of the Central Asian Orogenic Belt and continues to provoke debate about its tectonic setting.
Xinghua Ni   +10 more
wiley   +1 more source

Heterogeneous Mantle Metasomatism Controlled by Continental Subduction: Evidence From Post‐Collisional Mafic Rocks in the North Qaidam Orogen

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 5, May 2025.
Abstract Post‐collisional mafic rocks not only record geodynamic processes at the end of the orogenic cycle but also retain various clues regarding preceding interactions between subducted slabs and mantle wedges. However, the latter and related indicators have often been overlooked; in particular, how the continental crust interacts with the mantle in
Xiangyu Gao   +7 more
wiley   +1 more source

Diachronous Accumulation of Mid‐Pleistocene Gravel Beds Driven by Tectonics Across the Tibetan Plateau

open access: yesGeophysical Research Letters, Volume 52, Issue 7, 16 April 2025.
Abstract Deciphering how the widespread late Cenozoic conglomerates were formed across the Tibetan Plateau is crucial for understanding the competition between tectonics and climate. Here we target the mid‐Pleistocene conglomerate cap along the northern Saishiteng range (SR), North Tibet. 26Al/10Be burial dating constrains the onset accumulation of the
Yizhou Yang   +6 more
wiley   +1 more source

Multiple Stages of Strike‐slip Movement and the Propagation of the Tan–Lu Fault Zone, East Asia

open access: yesActa Geologica Sinica - English Edition, Volume 99, Issue 2, Page 352-369, April 2025.
Abstract The approximately 3000 km long Tan–Lu fault zone (TLFZ) in East Asia is the longest continental strike‐slip fault zone in the world and exemplifies how such a fault zone forms and propagates on a continental scale. Structural and geochronological data from the TLFZ and surrounding regions indicate that the fault zone originated as NE/SW ...
Shuai ZHANG, Lu DAI, Guang ZHU
wiley   +1 more source

Thermo‐Tectonic History of Archean Basement Rocks in the Aktash Tagh, Southeastern Tarim Craton: Constraints From Zircon U‐Pb, Zircon and Apatite Fission‐Track Dating

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 3, March 2025.
Abstract Stable craton lithosphere can undergo complex tectonic events at its margins due to peripheral tectonic activity. In this study, we conducted a comprehensive analysis of zircon U‐Pb dating, apatite and zircon fission‐track thermochronology on the Aktash Tagh complex in the southeastern margin of the Tarim Craton.
Xiao Hu   +6 more
wiley   +1 more source

Multi-block modeling of crustal deformation and fault slip rates across the Northeastern Tibetan Plateau

open access: yesEarth, Planets and Space
The northeastern Tibetan Plateau is a key region for investigating the far-field effects of the Indo-Eurasian collision and is characterized by numerous strike-slip and reverse faults along the leading edge of the plateau’s outward expansion.
Yangyang Diao   +2 more
doaj   +1 more source

Paleogeography of the Southern Tarim Terrane Revealed by Neoproterozoic Mafic Dyke Swarm in Altyn

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 3, March 2025.
Abstract Using high‐resolution remote sensing images and detailed field investigations, this study provides the spatiotemporal distribution and geometry of the Neoproterozoic giant mafic dyke swarm in the southeastern Tarim Craton, which is crucial for reconstructing the paleogeographic position of the Tarim Craton within the Rodinia supercontinent ...
Xian‐Tao Ye   +5 more
wiley   +1 more source

Tectonic deformation and seismic mechanism of the 2021 Aksai MS 5.5 earthquake

open access: yesDizhi lixue xuebao
Objective  On August 26, 2021, an Ms5.5 earthquake occurred in Aksai, Gansu Province. The epicenter is located along the southern piedmont of the Danghe Nan Shan.
ZOU Xiaobo   +6 more
doaj   +1 more source

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