Browsing by Author "Bozkaya, Omer"
Now showing items 1-19 of 19
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Alteration Mineralogy and Geochemistry of the rocks from Tekirova (Antalya) Ophiolite Nappe
Yalcin, Huseyin; Bozkaya, Omer; Yilmaz, Canan (TMMOB JEOLOJI MUHENDISLERI ODASI, 2015)The Tekirova Ophiolite Nappe, part of the Antalya Unit in the southwest Anatolia, consists of a dismembered oceanic crust sequence with tectonic slices in different sizes. Three types of subsequent mineralizations are ... -
Approaches to the Low Grade Metamorphic History of the Karakaya Complex by Chlorite Mineralogy and Geochemistry
Tetiker, Sema; Yalcin, Huseyin; Bozkaya, Omer (MDPI AG, 2015)In this study, chlorite is used to investigate the diagenetic-metamorphic evolution and accurate geological history of the different units belonging to the Karakaya complex, Turkey. Primary and secondary chlorite minerals ... -
Approaches to the Low-Grade Metamorphic History of the Karakaya Complex by Chlorite Mineralogy and Geochemistry
Tetiker, Sema; Yalcin, Huseyin; Bozkaya, Omer (TMMOB JEOLOJI MUHENDISLERI ODASI, 2015)Chlorite minerals are commonly found in the units of Karakaya Complex that reflect different tectonic settings and evolution. In this study, the availability of chlorites has been investigated as a parameter on the ... -
Clay mineralogy of the Paleozoic-Lower Mesozoic sedimentary sequence from the northern part of the Arabian Platform, Hazro (Diyarbakir, Southeast Anatolia)
Bozkaya, Omer; Yalcin, Huseyin; Kozlu, Huseyin (SLOVAK ACAD SCIENCES GEOLOGICAL INST, 2011)The Paleozoic-Lower Mesozoic units in the Diyarbakir-Hazro region consist of sandstone (subarkose, quartz arenite), mudstone, shale, coal, marl, dolomitic marl, limestone (biomicrite, lithobiosparite, biosparite with ... -
Diagenesis/Metamorphism History of Lower Triassic Cigli Group Rocks in Uludere-Uzungecit (Sirnak) area (Eastern Part of the Southeast Anatolian Autochthone)
Tetiker, Sema; Yalcin, Huseyin; Bozkaya, Omer (TMMOB JEOLOJI MUHENDISLERI ODASI, 2016)This study aims to reveal the mineralogical characteristics of the carbonate and pelitic rocks in the Lower Triassic Cigli Group in the Uludere-Uzungecit (Sirnak) region from Southeast Anatolian Autochthone (SEAA). Cigli ... -
Diagenetic and very low-grade metamorphic characteristics of the Paleozoic series of the Istanbul Terrane (NW Turkey)
Bozkaya, Omer; Yalcin, Huseyin; Goncuoglu, Mehmet Cemal (SPRINGER BASEL AG, 2012)The Istanbul Terrane along the Black Sea coast in NW Anatolia, is a Gondwana-derived continental microplate, comprising a well-developed Paleozoic succession. Petrographic and X-ray diffraction studies were performed on ... -
Evidence of the diagenetic history of sediment composition in Precambrian-early Paleozoic rocks: a systematic study from the Southeast Anatolian Autochthon, Mardin (Derik-KA +/- zA +/- ltepe), Turkey
Tetiker, Sema; Yalcin, Huseyin; Bozkaya, Omer (SPRINGER HEIDELBERG, 2015)The mineralogical properties of the Precambrian-early Paleozoic series have been investigated in the Southeast Anatolian Autochthon (SEAA) and are represented by generally clayey siliciclastic and rarer volcanogenic rocks. ... -
Fluid evolution of mixed base-metal gold mineralization in the Tethys belt: Koru deposit, Turkey
Bozkaya, Gulcan; Bozkaya, Omer; Banks, David A.; Gokce, Ahmet (SOC GEOLOGY APPLIED MINERAL DEPOSITS-SGA, 2017)Koru is one of a number of base-metal gold deposits hosted by Oligo-Miocene volcano-sedimentary rocks of deposits in the Biga peninsula. Barite, quartz and galena are main minerals and are accompanied by minor amounts of ... -
Geochemical monitoring of clays for diagenetic evolution of the Paleozoic-Lower Mesozoic sequence in the northern Arabian plate: Hazro and Amanos regions, Southeastern Turkey
Bozkaya, Omer; Yalcin, Hilseyin (PERGAMON-ELSEVIER SCIENCE LTD, 2013)Clay minerals in the diagenetic/very low-grade metamorphic-sedimentary series from southeastern Anatolia in Turkey were analyzed to determine their mineralogical and chemical compositions. In the Amanos region, the lowermost ... -
GEOCHEMISTRY OF MIXED-LAYER ILLITE-SMECTITES FROM AN EXTENSIONAL BASIN, ANTALYA UNIT, SOUTHWESTERN TURKEY
Bozkaya, Omer; Yalcin, Huseyin (CLAY MINERALS SOC, 2010)The Antalya Unit, one of the allochthonous units of the Tauride belt, is of critical, regional tectonic importance because of the presence of rifling remnants related to the break-up of the northern margin of Gondwana ... -
Metamorphic evolution of the Karakaya Complex in northern Turkey based on phyllosilicate mineralogy
Tetiker, Sema; Yalcin, Huseyin; Bozkaya, Omer; Goncuoglu, M. Cemal (SPRINGER WIEN, 2015)The Triassic Karakaya Complex (KC) of the Sakarya Composite Terrane in northern Turkey is traditionally subdivided into two units. The Lower Karakaya Complex (LKC) consists of a tectonic m,lange with blocks of metabasic ... -
Metamorphic-hosted pyrophyllite and dickite occurrences from the hydrous AI-SILICATE deposits of the malatya-puturge region, Central Eastern Anatolia, Turkey
Bozkaya, Omer; Yalcin, Huseyn; Basibuyuk, Zeynel; Bozkaya, Golcan (CLAY MINERALS SOC, 2007)Hydrous Al-silicate deposits are found to the south of Puturge in Malatya city, Turkey. The surrounding rocks consist of mylonitic granitic gneiss overlain by muscovite gneiss with kyanite-bearing metabasic schist lenses ... -
Mineral Chemistry of Chlorite and Illite/Mica in the Clastic Rocks of Karakaya Complex: Origin and Diagenesis/Metamorphism
Bozkaya, Omer; Yalcin, Huseyin; Tetiker, Sema (TMMOB JEOLOJI MUHENDISLERI ODASI, 2018)The Karakaya Complex units representing the relicts of environments related with the closure of PreJurassic Paleotethys Ocean outcrop within the Sakarya Composite Terrane. The compositions of illite/white micas change among ... -
Mineralogic evidences of a mid-Paleozoic tectono-thermal event in the Zonguldak terrane, northwest Turkey: implications for the dynamics of some Gondwana-derived terranes during the closure of the Rheic Ocean
Bozkaya, Omer; Yalcin, Huseyin; Goncuoglu, Mehmet Cemal (CANADIAN SCIENCE PUBLISHING, NRC RESEARCH PRESS, 2012)The Zonguldak terrane is a Gondwana-derived continental microplate along the Black Sea coast in northwest Anatolia. It includes a Cadomian basement, with oceanic-and island-arc sequences, unconformably overlain by siliciclastic ... -
Origin and evolution of the Southeast Anatolian Metamorphic Complex (Turkey)
Bozkaya, Omer; Yalcin, Huseyin; Basibuyuk, Zeynel; Ozfirat, Olcay; Yilmaz, Huseyin (SLOVAK ACAD SCIENCES GEOLOGICAL INST, 2007)The Southeast Anatolian Metamorphic Complex comprises three structural units, the Keban, Malatya and Puturge-Bitlis Metamorphics. Of these, the Keban Metamorphics (Carboniferous-Triassic) mainly comprise metamorphosed ... -
Phlogopite Occurrences within Limestone-Ophiolite-Granitoid Triple Contact from Sivas-Divrigi Iron Deposit
Yalcin, Huseyin; Bozkaya, Omer (TMMOB JEOLOJI MUHENDISLERI ODASI, 2016)Alteration minerals determined in the ultramafic rocks of Gunes Ophiolite were divided into three main groups as pre-, syn-and post-serpentinization. Of these, phlogopite from pre-serpentinization minerals is one of the ... -
The pioneer work of Bernard Kubler and Martin Frey in very low-grade metamorphic terranes: paleo-geothermal potential of variation in Kubler-Index/organic matter reflectance correlations. A review
Maehlmann, Rafael Ferreiro; Bozkaya, Omer; Potel, Sebastien; Le Bayon, Ronan; Segvic, Branimir; Nieto, Fernando (SPRINGER BASEL AG, 2012)Low-temperature metamorphic petrology occupies the P-T field between sedimentary and metamorphic petrology. Two important pillars of low-temperature metamorphism are coal petrology and claymineralogy. When low temperature ... -
Sepiolite-Palygorskite Occurrences in Turkey
Yalcin, Huseyin; Bozkaya, Omer (ELSEVIER SCIENCE BV, 2011)… -
Textural and mineralogical evidence for a Cadomian tectonothermal event in the eastern Mediterranean (Sandikli-Afyon area, western Taurides, Turkey)
Bozkaya, Omer; Gursu, Semih; Goncuoglu, Mehmet Cemal (ELSEVIER SCIENCE BV, 2006)In the Sandikli-Afyon area, the very low-grade metamorphic Sandikli Basement Complex with elastic sediments and Late Neoproterozoic felsic igneous rocks are unconformably overlain by a cover succession with red continental ...