Yayın tarihi için Jeoloji Mühendisliği Bölümü Koleksiyonu listeleme
Toplam kayıt 87, listelenen: 21-40
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The genesis of the slab window-related Arzular low-sulfidation epithermal gold mineralization (eastern Pontides, NE Turkey)
(China Univ Geosciences, Beijing, 2013)The Arzular mineralization is one of the best examples of epithermal gold deposits in the eastern Pontides orogenic belt. The mineralization is hosted by the subduction-related basaltic andesites and is mainly controlled ... -
The nature of transition from adakitic to non-adakitic magmatism in a slab window setting: A synthesis from the eastern Pontides, NE Turkey
(2013)The eastern Pontides orogenic belt provides a window into continental arc magmatism in the Alpine-Himalayan belt. The late Mesozoic-Cenozoic geodynamic evolution of this belt remains controversial. Here we focus on the ... -
Organic geochemical characteristics and depositional environments of Eocene deposits in the Eastern Black Sea Region, NE Turkey
(Energy Sources, Part A, 2013)The type of organic material, thermal maturity, depositional environment, and source rock potential of Eocene-aged clastic rocks of the Eastern Black Sea Region were investigated. Based on total organic carbon (TOC) values, ... -
K-Ar dating, whole-rock and Sr-Nd isotope geochemistry of calc-alkaline volcanic rocks around the Gümüşhane area: implications for post-collisional volcanism in the Eastern Pontides, Northeast Turkey
(Springer-Verlag Wien, 2013-05-14)Volcanic rocks from the Gümüşhane area in the southern part of the Eastern Pontides (NE Turkey) consist mainly of andesitic lava flows associated with tuffs, and rare basaltic dykes. The K-Ar whole-rock dating of these ... -
Petrogenesis of the post-collisional volcanic rocks from the Borçka (Artvin) area: implications for the evolution of the Eocene magmatism in the Eastern Pontides (NE Turkey)
(Elsevier B.V., 2013-07-04)Whole-rock geochemistry, 40 Ar– 39 Ar data, and Sr–Nd isotopes are presented for the Eocene Borçka volcanic rocks on the eastern corner of the eastern Pontide orogenic belt (NE Turkey). Borçka (Artvin) volcanic rocks are ... -
Arzular (Gümüşhane, KD TÜRKİYE) Epitermal Altın Cevherleşme Sahasındaki Hidrotermal Alterasyonlar ve Kütle Değişim Hesaplamaları
(Gümüşhane Üniversitesi, 2013-07-19)Arzular (Gümüşhane, KD Türkiye) epitermal altın cevherleşmesi, Eosen yaşlı Alibaba Formasyonu içinde KD-GB doğrultulu KB’ya eğimli ve yaklaşık DB doğrultulu K’ye eğimli damarlara fay kontrollü olarak yerleşmiştir. Sahadaki ... -
Doğu Pontid Kuzey Zonunda yüzeylenen Paleozoyik yaşlı granitlerin U-Pb zirkon yaşlandırması, Sr-Nd-Pb-O izotop sistematikleri ve jeodinamik evrimi
(2013-11-19)[Abstract Not Available] -
The Eastern Black Sea-type volcanogenic massive sulfide deposits: Geochemistry, zircon U–Pb geochronology and an overview of the geodynamics of ore genesis
(Elsevier, 2013-12-11)The Meso-Cenozoic geodynamic evolution of the eastern Pontides orogenic belt provides a key to evaluate the volcanogenic massive sulfide (VMS) deposits associated with convergent margin tectonics in a Cordilleran-type ... -
Geochemistry of dacitic volcanics in the Eastern Pontides (NE Turkey)
(Maik Nauka/Interperiodica/Springer, 2014)Dacitic rocks that crop out around the Zigana Mountain (GumuAYhane) in the eastern Pontide (NE Turkey), are mainly composed of quartz, plagioclase, sanidine, amphibole, muscovite, and biotite as the main minerals. Zircon ... -
The petrogenesis of Early Eocene non-adakitic volcanism in NE Turkey: Constraints on the geodynamic implications
(Elsevier Science Bv, 2014)Whole-rock geochemistry, mineral chemistry, the Ar-40-Ar-39 age, and Sr-Nd isotopic data are presented for the Early Eocene non-adakitic volcanic rocks on the eastern corner of the Eastern Pontides orogenic belt (NE Turkey). ... -
Geochemical make-up of oceanic peridotites from NW Turkey and the multi-stage melting history of the Tethyan upper mantle
(Springer-Verlag Wien, 2014)We present the whole-rock and the mineral chemical data for upper mantle peridotites from the Harmanci{dotless}k region in NW Turkey and discuss their petrogenetic-tectonic origin. These peridotites are part of a Tethyan ... -
The Geochemical and Sr-Nd isotopic Characteristics of Murgul (Artvin) Volcanics in the Eastern Black Sea Region (NE Turkey).
(Chemie der Erde/Geochemistry, 2014)The studied volcanic rocks are footwall and hanging wall dacites from the Murgul mine and the surrounding area. Moreover, the hanging wall dacites contain enclaves. Footwall dacite contains biotite, whereas hanging wall ... -
Granitoyidlere (Gümüşhane, KD Türkiye) Bağlı Gelişen Skarn Cevherleşmelerinin Jeolojisi, Jeokimyası ve Jeokronolojisinin Araştırılması
(2014)Bu projede; Doğu Pontidler’in Kuzey-Güney geçiş zonunda Gümüşhane İli Torul İlçesi’ndeki skarn cevherleşmesinin detay jeolojik haritası, mineralojisi, yan kayaç kimyası, mineral parajenezi,oluşum yaşı, oluşum modeli ve ... -
LA-ICP MS zircon dating, whole-rock and Sr–Nd–Pb–O isotope geochemistry of the Camiboğazı pluton, Eastern Pontides, NE Turkey: Implications for lithospheric mantle and lower crustal sources in arc-related I-type magmatism
(Elsevier B.V. All rights reserved, 2014-02-15)Late Cretaceous I-type plutons arewidespread in the Eastern Pontides,NE Turkey. The studied Camiboğazı pluton is a composite pluton consisting of diorite, tonalite, monzodiorite, monzonite, quartz monzonite, granite, and ... -
40Ar-39Ar age, petrography and geochemistry of the Yoncayolu Metamorphic Rocks (NE Turkey): Subduction-related metamorphism under greenschist facies conditions. N. Jb. Miner. Abh. (J. Min. Geochem.), 191, 3, 257-276(20), DOI: 10.1127/0077-7757/2014/0260.
(N. Jb. Miner. Abh. (J. Min. Geochem.), 2014-06)Abstract: The Yoncayolu Metamorphic Rocks (YMR), exposed in the Sakarya zone (Erzincan, NE Turkey), consists mainly of greenschist rocks which are chlorite schists, muscovite-chlorite schists, metabasic rocks and lesser ... -
Gamma ray spectrometry for recognition of hydrothermal alteration zones related to a low sulfidation epithermal gold mineralization (eastern Pontides, NE Turkiye)
(Elsevier, 2015)This study presents an interpretation of radiospectrometric and magnetic data of Arzular mineralization site, which is one of the best examples for epithermal gold deposits located in the southern zone of the Eastern ... -
Organic Maturity and Hydrocarbon Potential of Liassic Coals from the Eastern Pontides, NE Turkey
(Taylor & Francis Inc, 2015)Organic matter content, type of organic material, and thermal maturity of Lias-aged coals of the Gumushane and Bayburt areas were investigated. The total organic carbon contents of coals in the Gumushane area range from ... -
A review for genesis of continental arc magmas: U, Th, K and radiogenic heat production data from the Gumushane Pluton in the Eastern Pontides (NE Turkiye)
(Elsevier, 2015)In this study, in situ radioelemental (U-238, Th-232 and K-40) measurements and heat production rate evaluation have been conducted at 132 sites in the Gumushane Pluton of the Eastern Pontides Orogenic Belt (EPOG) of ... -
Ünlüpınar (Kelkit-Gümüşhane) Pb-Zn±Au Cevherleşmesinin Jeolojik, Jeokimyasal ve Kökensel Olarak İncelenmesi
(2015)İnceleme alanı Gümüşhane ilinin güneyinde yer alan Kelkit İlçesi Ünlüpınar (Pekün) Beldesine bağlı Eylence Yayla ve Emirinkomu Köyü yakın çevresini kapsamaktadır. Çalışma alanında Kurtoğlu Metamorfikleri, Şenköy Formasyonu ... -
Geochronology, geochemistry, and petrogenesis of the Eocene Bayburt intrusions, Eastern Pontide, NE Turkey: implications for lithospheric mantle and lower crustal sources in the high-K calc-alkaline magmatism
(2015-04-28)Eocene I-type plutons are widespread in the Eastern Pontides, Northeastern Turkey. Geochemical and isotopic results on two Eocene intrusive bodies located in the southern zone of the Eastern Pontides were utilized to achieve ...