Results 31 to 40 of about 22,020,665 (180)

Structural Controls on Shallow Cenozoic Fluid Flow in the Otago Schist, New Zealand

open access: yesGeofluids, 2020
The Otago Schist in the South Island of New Zealand represents an exhumed Mesozoic accretionary prism. Two coastal areas (Akatore Creek and Bruce Rocks) south of Dunedin preserve structural and geochemical evidence for the development of postmetamorphic ...
Simon C. Holbek   +8 more
doaj   +1 more source

Paleostress analysis on Paleozoic syn-depositional faults in the eastern Alborz, northern Iran

open access: yesJournal of Asian Earth Sciences: X
The Alborz Mountains of northern Iran stand out as an exceptional site for studying the Ediacaran-Paleozoic evolution of the northern Gondwana margin. The Alborz forms the inverted continental shelf of the Central Iranian microcontinent that was part of ...
Asghar Dolati   +5 more
doaj   +1 more source

From Pure Extension to Transtension: Two-Stage Plio-Quaternary Kinematic Evolution of the Edremit and Bakırçay Basins, NW Turkey

open access: yesApplied Sciences
Western Anatolia is a tectonically and seismically active region shaped by the complex interaction among the Eurasian, African, and Arabian plates. Since the Late Cenozoic, it has been dominated by an extensional tectonic regime.
Ercan Sanğu
doaj   +1 more source

Reconciling post-orogenic faulting, paleostress evolution, and structural inheritance in the seismogenic northern Apennines (Italy): insights from the Monti Martani Fault System [PDF]

open access: yesSolid Earth
Structural inheritance plays a significant role in the evolution of fault systems in different tectonic settings. Both positive reactivation of pre-orogenic extensional faults and negative reactivation of synorogenic reverse faults during orogenic cycles
R. Asti   +3 more
doaj   +1 more source

Notable Impact of Paleotectonic Stress on Gold Mineralisation in the West Qinling Orogen

open access: yesGeological Journal, EarlyView.
By applying fuzzy clustering and multiple inverse methods, we systematically processed the data of vein and fault slip in this ore deposit to reveal the transition of orogenic geological environment and paleotectonic stress field. Our research results show two different stress states: the northwest–southeast extensional stress field and the northeast ...
Hongyan Wang   +3 more
wiley   +1 more source

Paleo-stress orientations and magnitudes from triaxial testing and stress inversion analysis in Nankai accretionary prism sediments

open access: yesProgress in Earth and Planetary Science, 2019
Combined knowledge on the magnitude as well as the orientation of paleo-stress is usually not given. Based on drilling investigations and laboratory experiments, we are able to provide both, constraints on paleo-stress magnitude as well as orientation in
Yoshitaka Hashimoto   +3 more
doaj   +1 more source

Mechanism and Prediction of Geothermal Resources Controlled by Neotectonics in Mountainous Areas: A Case Study of Southeastern Zhangjiakou City, China

open access: yesFrontiers in Earth Science, 2022
The geothermal resources in mountainous areas are usually controlled by neotectonic faults. To minimize the risk in site selection for geothermal drilling, the controlling mechanism must be identified.
Wenzhen Yuan   +9 more
doaj   +1 more source

Tectono‐Sedimentary Evolution of the Neogene İnegöl Basin (NW Anatolia): Constraints on Transtensional Basin Development at the Junction of the Western Anatolian Extensional Province and the North Anatolian Fault Zone

open access: yesGeological Journal, EarlyView.
The study outlines the tectono‐sedimentary evolution of the İnegöl Basin in north‐western Anatolia. Basin formation was controlled by interacting extensional and strike‐slip fault systems linked to uplift of the Uludağ Massif. Terrestrial sedimentation from the Miocene to Pleistocene is reconstructed using abundant fossil mammal assemblages that ...
M. Cihat Alçiçek   +2 more
wiley   +1 more source

Registro da deformação pós-paleozóica na Bacia do Amazonas, região de Itaituba (PA)

open access: yesBrazilian Journal of Geology
Resumo: A Bacia do Amazonas compreende uma área de aproximadamente 500.000 km2 abrangendo parte dos estados do Pará e Amazonas. A região estudada localiza-se na porção sudoeste da bacia, próximo à cidade de Itaituba (PA), e contém rochas da cobertura ...
Thais Borba Santos   +4 more
doaj   +1 more source

Miocene to Quaternary Tectonostratigraphic Evolution of the Northern Section of the Burdur‐Fethiye Shear Zone, South‐Western Türkiye

open access: yesGeological Journal, EarlyView.
New zircon ages reveal that lacustrine sedimentation initiated in the Late Miocene (Messinian), revising earlier Pliocene age assignments. The study results support the interpretation of the northern BFSZ as a broad left‐lateral transtensional shear zone rather than a discrete sinistral fault or simple extensional graben array.
İrem Elitez   +3 more
wiley   +1 more source

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