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Ozyurt, Merve; Al-Aasm, Ihsan S.; Kirmaci, M. Ziya
{ "@context": "https://schema.org/", "@id": 214163, "@type": "ScholarlyArticle", "creator": [ { "@type": "Person", "name": "Ozyurt, Merve" }, { "@type": "Person", "affiliation": "Univ Windsor, Dept Earth & Environm Sci, 401 Sunset Ave, Windsor, ON N9B 3P4, Canada", "name": "Al-Aasm, Ihsan S." }, { "@type": "Person", "affiliation": "Karadeniz Tech Univ, Dept Geol Engn, TR-61080 Trabzon, Turkey", "name": "Kirmaci, M. Ziya" } ], "datePublished": "2019-01-01", "description": "Upper Jurassic-lower Cretaceous Berdiga Formation crops out extensively in NE Turkey. The host carbonates at Eski Gumushane section are pervasively dolomitized by fabric-destructive and fabric-preserving replacive dolomites (RD). These dolomites are Ca-rich and non-stoichiometric (Ca56-58Mg42-44). They have highly variable but low delta O-18 (-11.38 to -4.05 parts per thousand V-PDB) and delta C-13 (0.69 to 3.13 parts per thousand V-PDB) values, radiogenic Sr-87/Sr-86 ratios (0.70753 to 0.70884), extremely high Fe (2727-21053 ppm) and Mn (1548-27726 ppm) contents. Micro-crystalline quartz cement, dolomite cement and the scattered euhedral pyrite minerals (average 5 mu m) are also observed in the dissolution porosity of replacive dolomites. This study demonstrates that these carbonates have undergone a complex diagenetic history from shallow to deep burial associated with syn-sedimentary extensional tectonic activity during the Albian-Aptian and later with the hydrothermal emplacement of the polymetallic mineralization during the Eocene.", "headline": "Diagenetic Evolution of Upper Jurassic-Lower Cretaceous Berdiga Formation, NE Turkey: Petrographic and Geochemical Evidence", "identifier": 214163, "image": "https://aperta.ulakbim.gov.tr/static/img/logo/aperta_logo_with_icon.svg", "license": "http://www.opendefinition.org/licenses/cc-by", "name": "Diagenetic Evolution of Upper Jurassic-Lower Cretaceous Berdiga Formation, NE Turkey: Petrographic and Geochemical Evidence", "url": "https://aperta.ulakbim.gov.tr/record/214163" }
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