Browsing Jeoloji Mühendisliği Bölümü by Issue Date
Now showing items 1-20 of 37
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Genesis of hydrothermal stockwork-type magnesite deposits associated with ophiolite complexes in the Kutahya-Eskisehir region, Turkey
(E Schweizerbartsche Verlags, 2005)We report field observations and C and O isotopic compositions of two magnesite deposits within the Lower Cretaceous Dagkuplu ophiolite complex, Eskisehir-Kutahya region, Turkey, to help interpret their genetic significance. ... -
Geochemical and mantle-like isotopic (Nd, Sr) composition of the Baklan Granite from the Muratdagi Region (Banaz, Usak), western Turkey: Implications for input of juvenile magmas in the source domains of western Anatolia Eocene-Miocene granites
(Pergamon-Elsevier Science Ltd, 2008)The (late syn)-post-collisional magmatic activities of western and northwestern Anatolia are characterized by intrusion of a great number of granitoids. Amongst them, Baklan Granite, located in the southern part of the ... -
Görgü (Malatya-Türkiye) Pb-Zn yatağının eski imalat pasalarının jeokimyası
(2009)İnceleme alanı, Malatya ilinin Yeşilyurt ilçesine bağlı Görgü köyünün 9 km güneydoğusunda ve 1/ 25000 ölçekli Malatya L40 – a4 paftasında yer almaktadır. Görgü (Cafana) Pb–Zn cevherleşmesi, yaşı belli olmayan volkanitler ... -
A comparative study on indirect determination of degree of weathering of granites from some physical and strength parameters by two soft computing techniques
(Elsevier Science Inc, 2009)Weathering has several adverse effects on the physical, mechanical and deformation characteristics of rock. However, when determining the weathering degree of rocks, some difficulties are encountered. ideally, the weathering ... -
New approaches to evaluation of chemical weathering of rock materials for geotechnical projects
(World Scientific Publ Co Pte Ltd, 2009)The chemical weathering of rock proceeds by water-rock interaction. Through weathering geochemically mobile elements, alkali and alkali-earth elements are easily leached from rocks. On the other hand, the residual elements ... -
U-Pb SHRIMP zircon ages, geochemical and Sr-Nd isotopic Compositions of the Late Cretaceous I-type Sarıosman pluton, Eastern Pontides, NE Turkey
(2009)Doğu Pontidler’de Geç Kretase yaşlı Sarıosman plutonu’nun petrojenezi ve U-Pb SHRIMP zirkon yaşları, tüm kayaç Sr-Nd izotop verileri ve arazi, petrografik ve tüm kayaç jeokimyasal verilerine dayanarak irdelenmiştir. I-tipi ... -
U-Pb zircon SHRIMP age, geochemical and petrographical characteristics of tuffs within calc-alkaline Eocene volcanics around Gümüşhane (NE Turkey), Eastern Pontides
(E Schweizerbartsche Verlags, 2010)Eocene units are widespread in the Eastern Pontides, unconformably overlying Upper Cretaceous volcanoclastic and sedimentary rocks. The Eocene units consist mainly of lava flows and lesser tuffs and sediments. In the study ... -
Estimating of the durability and weathering state of rock materials using chemical weathering indices based on cation packing value: A case study
(Int Scientific Conference SGEM, 2011)Weathearability and/or the performance of the building stones in service are depend heavily on mineralogical composition, fabric, especially micro-fissure properties, and weathering state of rocks material. When considering ... -
Foraminiferal biostratigraphy of Jurassic-cretaceous age carbonates surfacing at Eastern Taurus: Dede Mountain (Kayseri/Turkey) and Tufanbeyli Region (Adana/Turkey)
(Int Scientific Conference SGEM, 2011)At Eastern Taurid, the age of Carbonate rocks, outcroping at soutgh of Yahyali (Kayseri) had been defined as Jurassic-Cretaceous age in previous studies. The unit wich had been named as Koroglutepesi Limestones in previous ... -
Sedimentological characteristics of Alibonca Formation (Upper Oligocene-Lower Miocene) near Arapgir-Yoncalı area (Malatya)
(2011)Tertiary units on the study area are Upper Oligocene-Lower Miocene Alibonca Formation and Burdigalian-Upper Miocene Malatya Volcanics. Alibonca Formation overlies unconformably Keban Metamorphics that is laterally and ... -
Geophysical applications for Fe-rich emery exploration in the Elmacik area on the Menderes Massif (Turkey)
(Csiro Publishing, 2011)To determine the continuity of known Fe-rich emery horizons and to explore new deposits in the Elmacik area (Yatagan, Turkey), a geophysical survey was carried out using magnetic and electrical methods. Magnetic measurements ... -
Karaburun Yarımadası kuzey kıyılarının oşinografik özelliklerinin bentik foraminifer ve ostrakod toplulukları üzerindeki etkileri.
(2012)Karaburun Yarımadası kuzey bölümünün doğu ve batı kıyıları bentik foraminifer toplulukları arasında büyük bir farklılık gözlenmiştir. Batı kesimde zengin bir topluluğun varlığına karşı, İzmir Körfezi içinde kalan doğu ... -
Geoenvironmental Evaluation For Planning: An Example From Gumushane City, Close To The North Anatolia Fault Zone, NE Turkey
(Springer Heidelberg, 2012)The paper highlights the importance of establishing an appropriate database of information to assist planners in site selection and decisions regarding land usage. Such a database should include geological and geotechnical ... -
Alt Pliyosen Çaybağı Formasyonu’nun faunal içeriği ve çökelme ortamları ile ilişkisi, Elazığ doğusu/Türkiye
(2012)Çaybağı Formasyonu doğu Torid Tektonik Birliği içerisinde yer alır. Birim alüvyal yelpaze, akarsu, delta ve göl ortamlarında çökelmiştir. Alüvyal yelpaze ve örgülü nehir fasiyesleri içerisinde fosil gözlenemezken, az ... -
Ilıca koyu (Çeşme-İzmir) bentik foraminifer-ostracod toplulukları ile Pasifik Okyanusu ve Kızıldeniz kökenli göçmen foraminiferler ve anormal bireyler
(2012)Ilıca Koyu (Çeşme-İzmir) Yıldız Burnu’nun güneydoğusunda 2.50 m derinlikte bulunan bir sıcak su kaynağı çevresinden derlenmiş olan yüzey sedimentlerindeki güncel bentik foraminiferleri belirlemek amacı ile 3 farklı doğrultuda ... -
Origin and metamorphism of corundum-rich metabauxites at mt. ısmail in the southern menderes massif, sw Turkey
(Wiley-Blackwell, 2012)The corundum-rich metabauxites, found at the northwest limb of an NESW-trending isoclinal recumbent fold at Mt. Ismail, are enclosed in thick-bedded platform-type marbles of Late Cretaceous age, surrounding the polymetamorphic ... -
Assessment of petrophysical surface data of the Harşit granitoid in Trabzon, in northeastern Turkey
(Birkhauser Verlag Ag, 2012)The Harşit granitoid in northeastern Turkey, comprises four separate granite units that are apparently unfoliated. The HarAYit granitoid was investigated here by using microstructural, petrofabric and anisotropy of magnetic ... -
Modeling of tensile strength of rocks materials based on support vector machines approaches
(Wiley, 2013)In the predicting of geological variables, artificial neural networks (ANNs) have some drawbacks including possibility of getting trapped in local minima, over training, subjectivity in the determining of model parameters ... -
Late Triassic and Lower Jurassic Foraminifera of the carbonate platform of the Beyaz Aladaǧ Group (Eastern Taurus, Turkey): New stratigraphic implications
(Elsevier France-Editions Scientifiques Medicales Elsevier, 2013)Foraminifera have proven to be reliable biostratigraphic indicators. Accordingly, Triassic and Early Jurassic benthic Foraminifera allow us to define a biostratigraphic zonation within the carbonate platform of Kayseri ... -
Ar-40-Ar-39 age, petrography and geochemistry of the Yoncayolu Metamorphic Rocks (NE Turkey): Subduction-related metamorphism under greenschist fades conditionsa
(E Schweizerbartsche Verlagsbuchhandlung, 2014)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 extent of ...
