Yazar "Sipahi, Ferkan" için listeleme
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Trace and rare earth elements as indicators of provenance and depositional environments of Lias cherts in Gumushane, NE Turkey
Eker, Cigdem Saydam; Sipahi, Ferkan; Kaygusuz, Abdullah (Elsevier Gmbh, Urban & Fischer Verlag, 2012)Trace elements and rare earth elements (REEs) of Lias-aged cherts in the Gumushane area were studied in order to understand their origin and depositional environment. Twenty three chert samples from five stratigraphic ... -
Trace and Rare Earth Elements as Indicators of Provenance and Depositional Environments of Lias Cherts in Gumushane, NE, Turkey
Saydam Eker, Çiğdem; Sipahi, Ferkan; Kaygusuz, Abdullah (Chemie der Erde,, 2012)Trace elements and rare earth elements (REEs) of Lias-aged cherts in the Gumushane area were studied in order to understand their origin and depositional environment. Twenty three chert samples from five stratigraphic ... -
Tracing provenance and chemical weathering changes in Ankara Stream sediments, central Turkey: Geochemical and Sr-Nd-Pb-O isotopic evidence
Eker, Cigdem Saydam; Sipahi, Ferkan; Gumus, Mustafa Kemal; Ozkan, Ozay (Pergamon-Elsevier Science Ltd, 2018)This study aims to analyze the changes in sediment provenance through the geochemical and Sr-Nd-Pb -O isotopic composition of the Ankara Stream bed and overbank sediments (ASBS and ASOS) and to examine the weathering and ... -
U-Pb zircon chronology and petrogenesis of Carboniferous plutons in the northern part of the Eastern Pontides, NE Turkey: Constraints for Paleozoic magmatism and geodynamic evolution
Kaygusuz, Abdullah; Arslan, Mehmet; Sipahi, Ferkan; Temizel, Irfan (Elsevier, 2016)Numerous intrusive rocks of varying ages and compositions exist in the Paleozoic to Tertiary periods in the Eastern Pontides. Carboniferous intrusive rocks are commonly observed in the southern part of the Eastern Pontides. ... -
Zigana (Gümüşhane, KD-Türkiye)volkanitlerinin alterasyon mineralojisi ve kütle değişimi
Sipahi, Ferkan; Sadıklar, M. Burhan (2010)Doğu Karadeniz (KD-Türkiye) metalojenik provensi’nde bulunan Zigana Dağı (Gümüşhane) civarındaki Geç Kretase volkanik kayaçları yoğun hidrotermal alterasyona ve çok az yüzeysel ayrışmaya maruz kalmışlardır. Tabanda bulunan ... -
Zigana Dağı (Gümüşhane, KD Türkiye) Dayklarının Jeokimyası ve Jeolojik Anlamı
Eski bir magmatik yay olan Doğu Karadeniz Bölgesi (Pontidler) Sakarya Zonu içinde yer alan andezit ve porfirik dasit daykları Geç Kretase yaşlı volkanitleri kesmektedir. Andezit ve porfirik dasit daykları porfirik doku ...