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Cortuk, Rahmi Melih; Celik, Omer Faruk; Ozkan, Mutlu; Sherlock, Sarah C.; Marzoli, Andrea; Altintas, Ismail Emir; Topuz, Gultekin
{ "@context": "https://schema.org/", "@id": 53135, "@type": "ScholarlyArticle", "creator": [ { "@type": "Person", "affiliation": "Kocaeli Univ, Muhendislik Fak, Jeoloji Muhendislii Bolumu, TR-41380 Kocaeli, Turkey", "name": "Cortuk, Rahmi Melih" }, { "@type": "Person", "affiliation": "Kocaeli Univ, Muhendislik Fak, Jeoloji Muhendislii Bolumu, TR-41380 Kocaeli, Turkey", "name": "Celik, Omer Faruk" }, { "@type": "Person", "affiliation": "Kocaeli Univ, Muhendislik Fak, Jeoloji Muhendislii Bolumu, TR-41380 Kocaeli, Turkey", "name": "Ozkan, Mutlu" }, { "@type": "Person", "affiliation": "Open Univ, CEPSAR, Milton Keynes, Bucks, England", "name": "Sherlock, Sarah C." }, { "@type": "Person", "name": "Marzoli, Andrea" }, { "@type": "Person", "affiliation": "Kocaeli Univ, Muhendislik Fak, Jeoloji Muhendislii Bolumu, TR-41380 Kocaeli, Turkey", "name": "Altintas, Ismail Emir" }, { "@type": "Person", "affiliation": "Istanbul Tech Univ, Avrasya Yer Bilimleri Enstitusu, Istanbul, Turkey", "name": "Topuz, Gultekin" } ], "datePublished": "2016-01-01", "description": "The Late Cretaceous accretionary complex of the zmir-Ankara-Erzincan suture zone, near Artova, is composed mainly of peridotites (variably serpentinized), amphibolite, garnet-micaschist, calc-schist, marble, basalt, sandstones, neritic limestones. The metamorphic rocks were interpreted as the metamorphic sole rocks occurring at the base of mantle tectonites, because: (i) amphibolites were observed together with the serpentinized peridotites suggesting their occurrences in the oceanic environment; (ii) foliation in amphibolites and serpentinized peridotites run subparallel to each other; (iii) all these metamorphic rocks and serpentinized peridotites are cross-cut by the unmetamorphosed dolerite dikes with island arc tholeiite-like chemistry. Geochemical characteristics of the amphibolites display enriched mid-ocean ridge basalt (E-MORB)- and ocean island basalt (OIB)-like signatures. The dolerite dikes, on the other hand, yield an island arc tholeiite-like composition. Geothermobarometric investigations of the metamorphic sole rocks suggest that the metamorphic temperature was similar to 650 +/- 30 degrees C and the pressure condition was less than 0.5GPa. Dating of hornblende grains from amphibolite yielded age values ranging from 139 +/- 11 to 157 +/- 3.6Ma (2 sigma). The oldest weighted average age value is regarded as approximating the timing of the intra-oceanic subduction. These cooling ages were interpreted to be the intra-oceanic subduction/thrusting time of the zmir-Ankara-Erzincan oceanic domain.", "headline": "Origin and geodynamic environments of the metamorphic sole rocks from the zmir-Ankara-Erzincan suture zone (Tokat, northern Turkey)", "identifier": 53135, "image": "https://aperta.ulakbim.gov.tr/static/img/logo/aperta_logo_with_icon.svg", "license": "http://www.opendefinition.org/licenses/cc-by", "name": "Origin and geodynamic environments of the metamorphic sole rocks from the zmir-Ankara-Erzincan suture zone (Tokat, northern Turkey)", "url": "https://aperta.ulakbim.gov.tr/record/53135" }
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