Başlık için Jeoloji Mühendisliği Bölümü Koleksiyonu listeleme
Toplam kayıt 88, listelenen: 36-55
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The in situ natural radionuclide (238U,232Th and40K) concentrations in Gümüşhane granitoids: implications for radiological hazard levels of Gümüşhane city, northeast Turkey
(Elsevier, 2019-05-12)We have carried out 48 in situ measurements on radioactivities of 238U, 232Th and 40K isotopes at the Gümüşhane granitoid plutons employing gamma-ray spectrometer with a NaI(Tl) scintillation detector. The radionuclide ... -
Investigation of the Quality and Physical-Geochemical Characteristics of the Drinking Water in Gümüşhane (Turkey) City Central
(Arabian Journal of Geosciences, 2016)[Abstract Not Available] -
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 ... -
K/Ar ages and geochemistry of the post-collisional volcanic rocks in the Ilica (Erzurum) area, eastern Turkey
(E Schweizerbartsche Verlagsbuchhandlung, 2009)The Neogene Ilica volcanics in eastern Anatolia are of sub-alkaline affinity and present features of post-collisional volcanism. The lava flows in the Ilica area reveal K/Ar ages ranging from 13.9 +/- 0.5 to 4.4 +/- 0.3 ... -
Kalınçam (Tonya-Trabzon, KD Türkiye) Yöresi Geç Kretase Yaşlı Volkanitlerin Jeokimyası ve Petrojenezi
(2017)Doğu Karadeniz Bölümü'nde, Kalınçam (Tonya, Trabzon) yöresi volkanitleri Geç Kretase yaşlı olup, tabanda bazalt, andezit ve piroklastitleri, bunları sırasıyla dasit, riyodasit ve piroklastitleri, andezit ve piroklastitleri ... -
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 ... -
Landslide susceptibility mapping for a landslide-prone area (Findikli, NE of Turkey) by likelihood-frequency ratio and weighted linear combination models
(Springer, 2008)Landslides are very common natural problems in the Black Sea Region of Turkey due to the steep topography, improper use of land cover and adverse climatic conditions for landslides. In the western part of region, many ... -
Late Cretaceous Arc Igneous Activity: The Eğrikar Monzogranite Example
(International Geology Review, 2018)The geochemical and Sr–Nd–Pb isotope properties, as well as the Laser Ablation Inductively Coupled Plasma and Mass Spectrometry (LA-ICP-MS) U–Pb zircon age, of Eğrikar Monzogranite in the eastern Pontides, are primarily ... -
Late Jurassic Paleotethyan oceanic slab break-off revealed by Sr-Nd-Hf isotopes of Na-rich adakitic granites from northwestern Turkey
(Elsevier, 2022)The Mesozoic geodynamic evolution of the Paleotethys Ocean is critical but a poorly known piece of the geological history of the Sakarya Zone, north Turkey. Here, we describe new integrated research of zircon U-Pb ... -
Magmatic evolution of the Calc-alkaline Middle Jurassic igneous rocks in the eastern pontides, NE Turkey: insights from geochemistry, whole-rock Sr-Nd-Pb, in situ zircon Lu-Hf isotopes, and U-Pb geochronology
(Taylor and Francis Ltd., 2023)The Eastern Pontides in NE Turkey hosts a very limited number of plutonic rocks from the Jurassic period. Here we submit new geochemical, Sr-Nd-Pb and zircon Lu-Hf isotope data, and zircon U-Pb ages for plutonic rocks in ... -
Migrating magmatism in a continental arc: Geodynamics of the Eastern Mediterranean revisited
(Pergamon-Elsevier Science Ltd, 2011)The eastern Pontide orogenic belt in Turkey offers a critical region to evaluate the geodynamic evolution of the eastern Mediterranean region during the late Mesozoic-Cenozoic. Here we synthesize results from our exhaustive ... -
Mineral chemistry, crystallization conditions and petrography of Cenozoic volcanic rocks in the Bahçecik (Torul/Gümüşhane) area, Eastern Pontides (NE Turkey).
(2017-12)Mineralogical, petrographical and mineral chemistry properties are presented for the Cenozoic aged Bahcecik volcanics in the Eastern Pontides (NE Turkey). The studied volcanic rocks are composed of basaltic andesitic, ... -
Mineralogy and whole rock geochemistry of late Cretaceous sandstones from the eastern Pontides (NE Turkey)
(E Schweizerbartsche Verlags, 2011)This study focuses on Upper Cretaceous sandstones of the Eastern Pontides to identify the source area, subaerial weathering level, and tectonic environment. Thirty four sandstone samples from six stratigraphic sections ... -
Mineralogy, whole-rock and Sr–Nd isotope geochemistry of mafic microgranular enclaves in Cretaceous Dagbasi granitoids, Eastern Pontides, NE Turkey: Evidence of magma mixing, mingling and chemical equilibration
(0009-2819/$ - see front matter r 2008 Elsevier GmbH. All rights reserved. doi:10.1016/j.chemer.2008.08.002, 2008-08-04)Rocks of the Late Cretaceous Dagbasi Pluton (88–83 Ma), located in the eastern Pontides, include mafic microgranular enclaves (MMEs) ranging from a few centimetres to metres in size, and from ellipsoidal to ovoid inshape. ... -
Natural Walls of Anatolia: formation and development of Dis Kayaliklari as a structural landform (Sivas, Turkiye)
(springerlink, 2023)The Dis Kayaliklari is one of the largest and most striking examples of crests in the world and is located between Eskidere and Bogazoren villages of the Imranli district of the Sivas province in Turkiye. The crests, which ... -
Nature of the Tourmaline in Q-Porphyry from Eastern Pontide (NE Turkey): An U-Pb zircon Age, Geochemistry and Isotopic Approach
(Periodico di Mineralogica, 2019-12-07)[Abstract Not Available] -
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 ... -
Ordovician S-type granites in the western Sakarya Zone, NW Turkey; linkage to a back-arc setting
(Elsevier B.V., 2023)Turkey's Early Paleozoic tectonic evolution has received much attention in recent years. Early Paleozoic intrusive rocks are mainly distributed across Europe, Turkey (İstanbul-Zonguldak Zone, Strandja Zone, and Tauride ... -
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, ... -
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 ...