Caractérisation géodésique de la déformation active du point triple d'Hatay (Syrie-Turquie)

The Hatay Triple Junction (HTJ) cannot be described by a simple model with three major plates as proposed by previous studies. A more complex block model is proposed in this study by adding the Iskenderun block and Amanous micro block, the Karasu fault and Karatas-Osmaniye fault being defined as individual faults not as the extension of other major faults in the region. Our modeling assumes that the Maras triple junction is formed by the connection of the Karatas-Osmaniye Fault (KOF) with the Karasu Fault (KF) and the East Anatolian Fault (EAF). The KF shows a sinistral slip rate of 4.0±1.0 mm/yr and a compressional behavior with a compression rate of 2.1-2.7 mm/yr which contradicts the extensional nature proposed by previous studies. The EAF shows pure left lateral slip rate of 9.0±0.3 mm/yr with no significant extension or compression; the DSF has a slip rate of 3.5±0.3 mm/yr over the northern and southern segments; the KOF has a 3.6±0.7 mm/yr; the Cyprus arc has a clear compressional deformation with a revers slip rate of 2.0-5.0 mm/yr and with no significant strike-slip component. The relative Euler poles are estimated in this block modeling, we define the Anatolia-Arabia Euler pole at (27.61±0.98 °N, 45.127±2.45 °E, 0.391± 0.056°/Myr), and (31.012±1.51 °N, 46.464±4.44 °E, 0.202±0.067°/Myr) Sinai-Arabia Euler pole.

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Source https://theses.hal.science/tel-00871982
Author Mahmoud, Yasser
Maintainer CCSD
Last Updated May 9, 2026, 10:02 (UTC)
Created May 9, 2026, 10:02 (UTC)
Identifier NNT: 2012STRAH006
Language en
Rights https://about.hal.science/hal-authorisation-v1/
contributor Institut de physique du globe de Strasbourg (IPGS) ; Université de Strasbourg (UNISTRA)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)
creator Mahmoud, Yasser
date 2012-11-22T00:00:00
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harvest_source_id 3374d638-d20b-4672-ba96-a23232d55657
harvest_source_title test moissonnage SELUNE
metadata_modified 2026-03-31T00:00:00
set_spec type:THESE