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Full-Text Articles in Physical Sciences and Mathematics

Neogene Stratigraphy And Regional Correlation Of The Çeşme Peninsula, Western Anatolia, Turkey, Fikret Göktaş Aug 2020

Neogene Stratigraphy And Regional Correlation Of The Çeşme Peninsula, Western Anatolia, Turkey, Fikret Göktaş

Bulletin of the Mineral Research and Exploration

This study aims to investigate the stratigraphy and regional correlation of terrestrial Neogene sediments and volcanics in the Çeşme Peninsula. Neogene deposition is represented by two main sedimentary successions separated from each other by an angular unconformity. The lacustrine dominated Çeşme group characterized the Lower-Middle Miocene deposition is formed by Şifne, Ovacık and Çiftlik formations. The felsic pyroclastics (Alaçatı pyroclastics), which are the early products of the Armağandağı volcanism, laterally associated with the Çeşme group deposition, deposited on the Şifne formation and interrupted the lacustrine sedimentation. The lacustrine sedimentation continued uninterruptedly with Ovacık and Çiftlik formations after the deposition of …


An Overview Of The Current Seismicity Of The Sultandağı Fault Zone (Afyonkarahisar-Konya, Western Anatolia), Doğan Kalafat, Yavuz Güneş, Mehmet Kara, Kıvanç Kekovali Apr 2020

An Overview Of The Current Seismicity Of The Sultandağı Fault Zone (Afyonkarahisar-Konya, Western Anatolia), Doğan Kalafat, Yavuz Güneş, Mehmet Kara, Kıvanç Kekovali

Bulletin of the Mineral Research and Exploration

Western Anatolia is one of the most seismically active regions in Turkey. The high seismic activity is a result of a complex tectonic deformation dominated by the N-S extensional tectonic regime in Western Anatolia. This tectonic deformation is also a result of the relative movement of the African- Arabian plates towards the north, which causes the Anatolian plate to shift 2.5 cm per year towards W-SW. One of the largest fault zones in the Western Anatolia, Sultandağı Fault Zone (SFZ) has a northwest-southeast trend. SFZ, approximately 120 km long, is an important tectonic structure, which produced three major earthquakes (Mw …


Assessment Of Element Concentrations In Surface Sediment Samples Fromsığacık Bay (Eastern Aegean), Özde Bakak, Fi̇li̇z Küçüksezgi̇n, Fai̇k Erdeni̇z Özel Jan 2020

Assessment Of Element Concentrations In Surface Sediment Samples Fromsığacık Bay (Eastern Aegean), Özde Bakak, Fi̇li̇z Küçüksezgi̇n, Fai̇k Erdeni̇z Özel

Turkish Journal of Earth Sciences

Concentrations of Al, Fe, As, Co, Cr, Cu, Mn, Ni, Pb, Zn, Hg, and organic carbon, and grain size distribution were investigated in the surface sediments of 7 sampling stations in the Sığacık Bay (western Anatolia) in December 2016. At all of the sampling stations, the concentrations of Pb, Ni, Cr, and As were higher than the average shale values. The highest concentrations of Pb, Cu, Zn, As, and Hg were found at stations near Doğanbey Cape. The possible sources of pollution were evaluated using several parameters: the enrichment factor (Ef), contamination factor (Cf), and contamination degree (Cd). The Ef …


New Geosite Candidates From Urla (İzmir, Western Anatolia, Turkey): A List Of Geologicalassets Nested With Antique And Modern Cultural Heritage, Ökmen Sümer, Mehmet Akbulut, Hülya İnaner Jan 2020

New Geosite Candidates From Urla (İzmir, Western Anatolia, Turkey): A List Of Geologicalassets Nested With Antique And Modern Cultural Heritage, Ökmen Sümer, Mehmet Akbulut, Hülya İnaner

Turkish Journal of Earth Sciences

The Urla Basin is an approximately 20 km wide and 30 km long N-S-trending strike-slip basin, located in the westernmost part of the Western Anatolia Extensional Province. Although the basin-fill units are generally composed of sedimentary and volcanic rocks of Miocene to Recent, Triassic and Late Cretaceous-Paleocene sedimentary rocks are also exposed in the middle and western part of the basin. In addition to this geological diversity, the basin hosts many ancient settlements due to its geographical position and close contact with the Aegean Sea. This study mostly focuses on the northern part of the basin with a concentration on …