Search Results - "TOPUZ, Gültekin"

Variscan orogeny in the Black Sea region by Okay, Aral I., Topuz, Gültekin

“…Two Gondwana-derived Paleozoic belts rim the Archean/Paleoproterozoic nucleus of the East European Platform in the Black Sea region. In the north is a belt of…”
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Detrital zircon and rutile geochronology, geochemistry and provenance of Cambrian sandstones of Iranian Azerbaijan: implications for the Neoproterozoic-Cambrian evolution of the northern Gondwana margin by Moazzen, Mohssen, Mohammadi, Ali, Topuz, Gültekin, Mojdeh, Parisa, Zack, Thomas

“…Within the Tethyan belt, the NW-Iranian block is bound by two sutures, the Sevan-Akera suture in the north, and the Zagros suture in the south, where the…”
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Pre-collisional extension of microcontinental terranes by a subduction pulley by Gün, Erkan, Pysklywec, Russell N., Göğüş, Oğuz H., Topuz, Gültekin

“…Terrane accretion is a ubiquitous process of plate tectonics that delivers fragments of subduction-resistant lithosphere into a subduction zone, resulting in…”
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Late Eocene–Early Oligocene two-mica granites in NW Turkey (the Uludağ Massif): Water-fluxed melting products of a mafic metagreywacke by Topuz, Gültekin, Okay, Aral I.

“…This paper deals with the petrogenesis of two-mica granites within the amphibolite-facies metamorphic rocks in the Uludağ Massif (NW Turkey). The two-mica…”
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Geochemistry and geochronology of the Neyshabur meta-volcanic rocks, Binalood mountains, NE Iran: witnesses of Paleo-Tethys rifting and closure by Karimi, Hadi, Topuz, Gültekin, Ratschbacher, Lothar, Shen, Chuanbo, Li, Jianhua

“…Geochemical and geochronologic data are presented for meta-mafic to meta-felsic rocks along the Paleo-Tethys Suture in the Binalood Mountains east of…”
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Origin of late Carboniferous highly fractionated high-K calc-alkaline I-type granites from the eastern Pontides (Şiran, northern Turkey) by Topuz, Gültekin, Yavuz, Orhan, Candan, Osman, Zack, Thomas, Özkan, Mutlu, Siebel, Wolfgang

“…The Sakarya Zone (northern Turkey) is characterized by the emplacement of voluminous granitoids during the late Carboniferous. In this study, we present…”
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Late Paleocene adakitic granitoid from NW Iran and comparison with adakites in the NE Turkey: Adakitic melt generation in normal continental crust by Azizi, Hossein, Stern, Robert J., Topuz, Gültekin, Asahara, Yoshihiro, Moghadam, Hadi Shafaii

“…Late Paleocene adakitic granitoids are rare in Iran except in the northwest. We focused on the adakitic Saqqez-Takab pluton, which occupies an area of…”
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Late Paleocene – Middle Eocene magmatic flare-up in western Anatolia by Okay, Aral I., Topuz, Gültekin, Kylander-Clark, Andrew R.C., Sherlock, Sarah, Zattin, Massimiliano

“…A 3000-km long magmatic belt of predominantly Eocene age extends from Anatolia into Iran representing a major magmatic flare-up. We present new zircon U-Pb,…”
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Late Neoproterozoic tholeiitic plutonism in far-east Avalonia (the Dirgine Batholith, Istanbul Zone): Exposed mid-crustal section of an oceanic arc by Yılmazer, Sinan, Topuz, Gültekin, Okay, Aral I., R. C. Kylander‐Clark, Andrew

“…•Dirgine Batholith (NW Turkey) formed at 574–562 Ma (late Neoproterozoic).•Tonalitic magmas were derived from the fractionation of low-K basic melts.•Initial…”
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Cadomian crustal evolution of Turkey, Iran, and environs by Topuz, Gültekin, Azizi, Hossein, Burg, Jean-Pierre

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Terrane geodynamics: Evolution on the subduction conveyor from pre-collision to post-collision and implications on Tethyan orogeny by Gün, Erkan, Pysklywec, Russell N., Göğüş, Oğuz H., Topuz, Gültekin

“…[Display omitted] •Models predict a new terrane extension mechanism that develops prior to collision.•Terrane accretion and collision tectonics are controlled…”
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Provenance of the Paleozoic to Mesozoic Siliciclastic Rocks of the Istanbul Zone Constrains the Timing of the Rheic Ocean Closure in the Eastern Mediterranean Region by Akdoğan, Remziye, Hu, Xiumian, Okay, Aral I., Topuz, Gültekin, Xue, Weiwei

“…The Intra‐Pontide Suture between the Istanbul and Sakarya zones was regarded debatably either as a Neotethyan Suture or a trace of the Rheic Suture in Turkey…”
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Middle Jurassic subduction-related ophiolite fragment in Triassic accretionary complex (Mamu Dağı ophiolite, Northern Turkey) by Çelik, Ömer Faruk, Topuz, Gültekin, Billor, Zeki, Özkan, Mutlu

“…The Mamu Dağı ophiolite, ca. 13 km long and 5 km across (Tokat, Sakarya Zone), consists of peridotites, pyroxenites, gabbros, and basalts, which are crosscut…”
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Records of latest Triassic, mid-Cretaceous and Cenozoic uplift/exhumation phases in the Istanbul zone revealed by apatite fission-track and (U-Th)/He thermochronology by Akdoğan, Remziye, Dunkl, István, Okay, Aral I., Hu, Xiumian, Topuz, Gültekin

“…Apatite fission-track and (U-Th)/He ages from Carboniferous to Eocene siliciclastic rocks of the Istanbul Zone (NW Turkey) range from 220 to 46 Ma, and from 46…”
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Geology of the Eastern Anatolian Plateau (Turkey): a synthesis by YILMAZ, ALİ, TOPUZ, GÜLTEKİN, EKEN, TUNA, CANDAN, OSMAN, YILMAZ, HÜSEYİN

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A middle Permian ophiolite fragment in Late Triassic greenschist- to blueschist-facies rocks in NW Turkey: An earlier pulse of suprasubduction-zone ophiolite formation in the Tethyan belt by Topuz, Gültekin, Okay, Aral I., Schwarz, Winfried H., Sunal, Gürsel, Altherr, Rainer, Kylander-Clark, Andrew R.C.

“…The Eastern Mediterranean region within the Tethyan belt is characterised by two main pulses of suprasubduction-zone ophiolite formation during the…”
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Carboniferous high-potassium I-type granitoid magmatism in the Eastern Pontides: The Gümüşhane pluton (NE Turkey) by Topuz, Gültekin, Altherr, Rainer, Siebel, Wolfgang, Schwarz, Winfried H., Zack, Thomas, Hasözbek, Altuğ, Barth, Mathias, Satır, Muharrem, Şen, Cüneyt

“…The Gümüşhane pluton, a high-K calc-alkaline I-type granodiorite/granite complex, forms an important component of the pre-Liassic basement of the Eastern…”
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40Ar-39Ar dating and petrology of monzonite ejecta in tephra from Quaternary Gölcük volcano (Isparta, SW Turkey): tear-related contrasting metasomatic symptoms in extensional mantle-derived magmas by Çoban, Hakan, Topuz, Gültekin, Roden, Michael F., Hoang, Nguyen, Schwarz, Winfried H.

“…Eruption of (74-26 ka old) pyroclastic (pumice fall) flow deposits of the Quaternary Gölcük volcano, Isparta, SW Turkey, carried a cargo of Western Anatolian’s…”
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Variscan amphibolite-facies rocks from the Kurtoğlu metamorphic complex (Gümüşhane area, Eastern Pontides, Turkey) by Topuz, Gültekin, Altherr, Rainer, Schwarz, Winfried H., Dokuz, Abdurrahman, Meyer, Hans-Peter

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Geochemical and geochronological evidence for a Middle Permian oceanic plateau fragment in the Paleo-Tethyan suture zone of NE Iran by Topuz, Gültekin, Hegner, Ernst, Homam, Seyed Masoud, Ackerman, Lukas, Pfänder, Jörg A., Karimi, Hadi

“…The mafic–ultramafic Fariman complex in northeastern Iran has been interpreted as a Paleo-Tethyan ophiolitic fragment with subduction- and plume-related…”
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