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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">litosphere</journal-id><journal-title-group><journal-title xml:lang="ru">Литосфера</journal-title><trans-title-group xml:lang="en"><trans-title>LITHOSPHERE (Russia)</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1681-9004</issn><issn pub-type="epub">2500-302X</issn><publisher><publisher-name>A.N. Zavaritsky Institute of Geology and Geochemistry</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.24930/1681-9004-2022-22-3-361-375</article-id><article-id custom-type="elpub" pub-id-type="custom">litosphere-1658</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>Статьи</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Articles</subject></subj-group></article-categories><title-group><article-title>Новые данные по стратиграфии и седиментологии пограничных юрско-меловых отложений северо-западной части Енисей-Хатангского прогиба</article-title><trans-title-group xml:lang="en"><trans-title>New data on the stratigraphy and depositional environment of the Jurassic-Cretaceous boundary sediments of the northwestern part of the Yenisei-Khatanga trough</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Розбаева</surname><given-names>Г. Л.</given-names></name><name name-style="western" xml:lang="en"><surname>Rozbaeva</surname><given-names>G. L.</given-names></name></name-alternatives><bio xml:lang="ru"><p>625003, Тюмень, ул. Перекопская, 19а.</p></bio><bio xml:lang="en"><p>Galina L. Rozbaeva.</p><p>19а Perekopskaya st., 625003 Tyumen.</p></bio><email xlink:type="simple">GLRozbaeva@tnnc.rosneft.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Маринов</surname><given-names>В. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Marinov</surname><given-names>V. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>625003, Тюмень, ул. Перекопская, 19а.</p></bio><bio xml:lang="en"><p>Vladimir A. Marinov.</p><p>19а Perekopskaya st., 625003 Tyumen.</p></bio><email xlink:type="simple">GLRozbaeva@tnnc.rosneft.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Храмцова</surname><given-names>А. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Khramtsova</surname><given-names>A. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>625003, Тюмень, ул. Перекопская, 19а.</p></bio><bio xml:lang="en"><p>Alena V. Khramtsova.</p><p>19а Perekopskaya st., 625003 Tyumen.</p></bio><email xlink:type="simple">GLRozbaeva@tnnc.rosneft.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Игольников</surname><given-names>А. Е.</given-names></name><name name-style="western" xml:lang="en"><surname>Igolnikov</surname><given-names>A. Е.</given-names></name></name-alternatives><bio xml:lang="ru"><p>630090, Новосибирск, пр. Акад. Коптюга, 3.</p></bio><bio xml:lang="en"><p>Aleksandr Е. Igolnikov.</p><p>3 Akad. Koptyuga av, 630090 Novosibirsk.</p></bio><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Урман</surname><given-names>О. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Urman</surname><given-names>O. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>630090, Новосибирск, пр. Акад. Коптюга, 3.</p></bio><bio xml:lang="en"><p>Olga S. Urman.</p><p>3 Akad. Koptyuga av, 630090 Novosibirsk.</p></bio><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Лошаченко</surname><given-names>Ю. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Loshachenko</surname><given-names>Yu. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>625003, Тюмень, ул. Перекопская, 19а.</p></bio><bio xml:lang="en"><p>Yuliya V. Loshachenko.</p><p>19а Perekopskaya st., 625003 Tyumen.</p></bio><email xlink:type="simple">GLRozbaeva@tnnc.rosneft.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Дубровина</surname><given-names>Л. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Dubrovina</surname><given-names>L. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>625003, Тюмень, ул. Перекопская, 19а.</p></bio><bio xml:lang="en"><p>Lidiya A. Dubrovina.</p><p>19а Perekopskaya st., 625003 Tyumen.</p></bio><email xlink:type="simple">GLRozbaeva@tnnc.rosneft.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ООО “Тюменский нефтяной научный центр”</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Tyumen Petroleum Research Center</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Институт нефтегазовой геологии и геофизики СО РАН</institution><country>Россия</country></aff><aff xml:lang="en"><institution>A.A. Trofimuk Institute of Petroleum Geology and Geophysics SB RAS</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2022</year></pub-date><pub-date pub-type="epub"><day>02</day><month>07</month><year>2022</year></pub-date><volume>22</volume><issue>3</issue><fpage>361</fpage><lpage>375</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Розбаева Г.Л., Маринов В.А., Храмцова А.В., Игольников А.Е., Урман О.С., Лошаченко Ю.В., Дубровина Л.А., 2022</copyright-statement><copyright-year>2022</copyright-year><copyright-holder xml:lang="ru">Розбаева Г.Л., Маринов В.А., Храмцова А.В., Игольников А.Е., Урман О.С., Лошаченко Ю.В., Дубровина Л.А.</copyright-holder><copyright-holder xml:lang="en">Rozbaeva G.L., Marinov V.A., Khramtsova A.V., Igolnikov A.Е., Urman O.S., Loshachenko Y.V., Dubrovina L.A.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://www.lithosphere.ru/jour/article/view/1658">https://www.lithosphere.ru/jour/article/view/1658</self-uri><abstract><p>Объект исследования. Пограничные юрско-меловые отложения западной части Енисей-Хатангского регионального прогиба. Материал и методы. Сейсмостратиграфические, каротажные и биостратиграфические исследования являлись основными инструментами корреляции разрезов. Лито- и биофациальными методами выполнена реконструкция условий формирования яновстанской свиты и пластов группы HX рязанского яруса. Результаты. Выявлен состав комплексов макро- и микрофауны, установлены аналоги аммонитовых и фораминиферовых зон верхневолжского подъяруса и рязанского яруса Сибири. Детализировано строение верхнеюрского и рязанского комплексов западной части Енисей-Хатангского регионального прогиба. Сделаны заключения об условиях формирования волжских и рязанских отложений. Выводы. Установлено, что отложения формировались в морском бассейне со стабильной соленостью и пониженной гидродинамикой, в относительно глубоководных условиях. Выделены турбидитовые системы смешанного типа с многоточечным источником питания, в которых снос терригенного материала происходил с юго-востока на северо-запад.</p></abstract><trans-abstract xml:lang="en"><p>Research subject. Boundary Jurassic-Cretaceous sediments of the western part of the Yenisei-Khatanga Regional Trough. Materials and methods. The main correlation tools were seismostratigraphic, logging, and biostratigraphic methods. Litho- and biofacies methods were used to reconstruct the development conditions of the Yanovstan Formation and the NKh group of the Ryazanian Stage reservoirs. Results. The composition of macro- and microfauna complexes was defined, analogues of the ammonite and foraminiferal zones of the Upper Volgian substage and the Ryazanian stage of Siberia were established. The structure of the Upper Jurassic and Ryazanian complexes of the western part of the Yenisei-Khatanga Regional Trough was detailed. Conclusions were made about the formation conditions of the Volgian and Ryazanian deposits. Conclusions. The sediments were found to have been formed in a sea basin with stable salinity and low water energy, in relatively deep-water conditions. Mixed turbidite systems with multipoint supply sources were identified, in which the terrigenous material was supplied from southeast to northwest.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>север Западной Сибири</kwd><kwd>пограничные отложения юры и мела</kwd><kwd>биостратиграфия</kwd><kwd>фациальный анализ</kwd><kwd>подводные конусы выноса</kwd><kwd>клиноформный комплекс</kwd></kwd-group><kwd-group xml:lang="en"><kwd>north of Western Siberia</kwd><kwd>Jurassic-Cretaceous boundary layers</kwd><kwd>biostratigraphy</kwd><kwd>facial analysis</kwd><kwd>submarine fans</kwd><kwd>clinoform complex</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Алексеев В.П. (2002) Литолого-фациальный анализ. Екатеринбург, Изд-во УГГГА, 147 с.</mixed-citation><mixed-citation xml:lang="en">Afanasenkov A.P., Bordyug A.V., Nikishin A.M., Taninskaya N.V., Shimansky V.V., Bordunov S.I. 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