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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">gtcrust</journal-id><journal-title-group><journal-title xml:lang="ru">Геодинамика и тектонофизика</journal-title><trans-title-group xml:lang="en"><trans-title>Geodynamics &amp; Tectonophysics</trans-title></trans-title-group></journal-title-group><issn pub-type="epub">2078-502X</issn><publisher><publisher-name>Institute of the Earth's crust of the Russian Academy of Sciences, Siberian Branch</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.5800/GT-2025-16-6-0862</article-id><article-id custom-type="edn" pub-id-type="custom">XRWUQK</article-id><article-id custom-type="elpub" pub-id-type="custom">gtcrust-2153</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>ПАЛЕОГЕОДИНАМИКА</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>PALEOGEODYNAMICS</subject></subj-group></article-categories><title-group><article-title>НОВЫЕ ИЗОТОПНЫЕ И ПАЛЕОМАГНИТНЫЕ ДАННЫЕ ПО РАННЕКАМЕННОУГОЛЬНОМУ БЕРЕЗОВСКОМУ КОМПЛЕКСУ МАГНИТОГОРСКОЙ ЗОНЫ (ЮЖНЫЙ УРАЛ). СТАТЬЯ 1. ИЗОТОПНЫЕ ДАТИРОВКИ И ГЕОХИМИЧЕСКИЕ ХАРАКТЕРИСТИКИ</article-title><trans-title-group xml:lang="en"><trans-title>NEW ISOTOPIC AND PALAEOMAGNETIC DATA ON THE EARLY CARBONIFEROUS BEREZOVKA COMPLEX OF THE MAGNITOGORSK ZONE (SOUTHERN URALS). ARTICLE 1. ISOTOPIC DATES AND GEOCHEMICAL CHARACTERISTICS</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-5605-9261</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Правикова</surname><given-names>Н. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Pravikova</surname><given-names>N. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>119991, Москва, Ленинские горы, 1</p></bio><bio xml:lang="en"><p>1 Leninskie Gory, Moscow 119991</p></bio><email xlink:type="simple">npravikova@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-8840-0978</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Казанский</surname><given-names>А. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Kazansky</surname><given-names>A. Yu.</given-names></name></name-alternatives><bio xml:lang="ru"><p>119017, Москва, Пыжевский пер., 7, стр. 1</p><p>664033, Иркутск, ул. Лермонтова, 128</p></bio><bio xml:lang="en"><p>7-1 Pyzhevsky Ln, Moscow 119017</p><p>128 Lermontov St, Irkutsk 664033</p></bio><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0002-6223-8666</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Тевелев</surname><given-names>А. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Tevelev</surname><given-names>A. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>119991, Москва, Ленинские горы, 1</p></bio><bio xml:lang="en"><p>1 Leninskie Gory, Moscow 119991</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0008-0600-130X</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Коптев</surname><given-names>Е. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Koptev</surname><given-names>E. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>L8S 4L8, Гамильтон, Онтарио</p></bio><bio xml:lang="en"><p>Hamilton, Ontario L8S 4L8</p></bio><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0009-2072-2565</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Шестаков</surname><given-names>П. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Shestakov</surname><given-names>P. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Ломоносова, 119991, Москва, Ленинские горы, 1</p></bio><bio xml:lang="en"><p>1 Leninskie Gory, Moscow 119991</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Володина</surname><given-names>Е. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Volodina</surname><given-names>E. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>119991, Москва, Ленинские горы, 1</p></bio><bio xml:lang="en"><p>1 Leninskie Gory, Moscow 119991</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Тихвинская</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Tikhvinskaya</surname><given-names>A. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>119017, Москва, Старомонетный пер., 31 </p></bio><bio xml:lang="en"><p>1 Staromonetny Ln, Moscow 119017</p></bio><xref ref-type="aff" rid="aff-4"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Московский государственный университет им. М.В. Ломоносова</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Lomonosov Moscow State University</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Геологический институт РАН ;  Институт земной коры СО РАН</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Geological Institute, Russian Academy of Sciences ; Institute of the Earth’s Crust, Siberian Branch of the Russian Academy of Sciences</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>Университет МакМастер</institution><country>Канада</country></aff><aff xml:lang="en"><institution>McMaster University</institution><country>Canada</country></aff></aff-alternatives><aff-alternatives id="aff-4"><aff xml:lang="ru"><institution>Всероссийский научно-исследовательский институт минерального сырья им. Н.М. Федоровского</institution><country>Россия</country></aff><aff xml:lang="en"><institution>All-Russian Scientific-Research Institute of Mineral Resources named after N.M. Fedorovsky</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>11</day><month>12</month><year>2025</year></pub-date><volume>16</volume><issue>6</issue><fpage>862</fpage><lpage>862</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Правикова Н.В., Казанский А.Ю., Тевелев А.В., Коптев Е.В., Шестаков П.А., Володина Е.А., Тихвинская А.А., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Правикова Н.В., Казанский А.Ю., Тевелев А.В., Коптев Е.В., Шестаков П.А., Володина Е.А., Тихвинская А.А.</copyright-holder><copyright-holder xml:lang="en">Pravikova N.V., Kazansky A.Y., Tevelev A.V., Koptev E.V., Shestakov P.A., Volodina E.A., Tikhvinskaya A.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.gt-crust.ru/jour/article/view/2153">https://www.gt-crust.ru/jour/article/view/2153</self-uri><abstract><p>В цикле статей приведены первые изотопные и палеомагнитные данные для пород раннекаменноугольного березовского комплекса Магнитогорской зоны. Целью работы являлась разработка кинематических реконструкций на время его формирования. Для этого в районе с. Богдановского была отобрана серия ориентированных образцов в девяти сайтах (93 пробы), а также пробы на геохимические (8 проб) и изотопно-геохронологические (3 пробы) исследования. В статье 1 приводятся первые данные по изотопному возрасту кислых вулканитов березовского комплекса: риодациты – 348.5±3.1 млн лет; флюидальные риолиты – 350.7±2.9 млн лет; дацитовые игнимбриты – 340.6±2.8 млн лет, а также геохимические характеристики пород. Вещественный состав изученных вулканитов идентичен типичным породам березовского комплекса. Согласно новым датировкам, раннекаменноугольный вулканизм начался примерно одновременно в пределах всей южной части Восточно-Магнитогорской зоны, причем в ее восточной части раньше, чем это считалось ранее по палеонтологическим данным. Новые данные позволяют утверждать, что в этом регионе активный вулканизм начался в режевское время раннего турне.</p></abstract><trans-abstract xml:lang="en"><p>This series of articles presents the first isotopic and palaeomagnetic data for rocks from the Early Carboniferous Berezovka complex of the Magnitogorsk zone. The aim of the work was to develop kinematic reconstructions for the time of its formation. For this purpose, in the vicinity of Bogdanovskoye Village, a set of 93 oriented samples was taken from nine sites; besides, two sets of 8 and 3 samples were collected respectively for geochemical and isotope-geochronological studies. Paper 1 presents the first isotopic ages for felsic volcanics from the Berezovka complex: rhyodacites – 348.5±3.1 Ma, fluidal rhyolites – 350.7±2.9 Ma, dacitic ignimbrites – 340.6±2.8 Ma, as well as geochemical characteristics for these rocks. The material composition of the studied volcanics is consistent with that of the rocks typical for the Berezovka complex. According to the newly obtained dates, Early Carboniferous volcanism started almost simultaneously throughout the southern part of the East Magnitogorsk zone and earlier than the date obtained paleontologically for its eastern part before. The newly obtaied data allow us to conclude that active volcanism in this region may have begun during the Rezhian substage of the Early Turonian.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>Южный Урал</kwd><kwd>ранний карбон</kwd><kwd>вулканизм</kwd><kwd>петромагнетизм</kwd><kwd>палеомагнетизм</kwd><kwd>изотопный возраст</kwd><kwd>U-Pb датирование</kwd></kwd-group><kwd-group xml:lang="en"><kwd>Southern Urals</kwd><kwd>Early Carboniferous</kwd><kwd>volcanism</kwd><kwd>rock magnetism</kwd><kwd>paleomagnetism</kwd><kwd>isotopic age</kwd><kwd>U-Pb dating</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Исследование проведено при поддержке РФФИ (проект № 19-55-26009 Чехия_а, «Урал: уникальная природная лаборатория роста земной коры и сборки суперконтинента»). Исследование А.Ю. Казанского проведено в рамках госзадания Геологического института РАН.</funding-statement><funding-statement xml:lang="en">This research project was funded by the RFBR (grant №19-55-26009, "The Urals: an unique natural laboratory of crustal growth and supercontinental assembly"). The study A.Yu. Kazansky was carried out on the state assignment of the Geological Institute RAS.</funding-statement></funding-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Black L.P., Kamo S.L., Allen C.M., Aleinikoff J.N., Davis D.W., Korsch R.J., Foudoulis C., 2003. TEMORA 1: A New Zircon Standard for U-Pb Geochronology. Chemical Geology 200 (1–2), 155–170. https://doi.org/10.1016/S0009-2541(03)00165-7.</mixed-citation><mixed-citation xml:lang="en">Black L.P., Kamo S.L., Allen C.M., Aleinikoff J.N., Davis D.W., Korsch R.J., Foudoulis C., 2003. TEMORA 1: A New Zircon Standard for U-Pb Geochronology. 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