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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">resar</journal-id><journal-title-group><journal-title xml:lang="ru">Природные ресурсы Арктики и Субарктики</journal-title><trans-title-group xml:lang="en"><trans-title>Arctic and Subarctic Natural Resources</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2618-9712</issn><issn pub-type="epub">2686-9683</issn><publisher><publisher-name>Академия наук Республики Саха (Якутия)</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.31242/2618-9712-2022-27-4-499-513</article-id><article-id custom-type="elpub" pub-id-type="custom">resar-73</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>Науки о Земле. Общая и региональная геология, петрология и вулканология</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Earth sciences. General and regional geology, petrology and volcanology</subject></subj-group></article-categories><title-group><article-title>Высокотитанистые долериты как новый критерий поисков кимберлитов</article-title><trans-title-group xml:lang="en"><trans-title>High-titanium dolerites as a new criterion for the kimberlite prospecting</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-5865-7521</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Томшин</surname><given-names>М. Д.</given-names></name><name name-style="western" xml:lang="en"><surname>Tomshin</surname><given-names>M. D.</given-names></name></name-alternatives><bio xml:lang="ru"><p>ТОМШИН Михаил Дмитриевич, кандидат геолого-минералогических наук, ведущий научный сотрудник, заведующий лабораторией</p><p>677980, г. Якутск, пр. Ленина, 39</p></bio><bio xml:lang="en"><p>TOMSHIN, Mihail Dmitrievich, Cand. Sci (Geology and Mineralogy), Leading Researcher, Head of the Laboratory</p><p>39 Leninа pr., Yakutsk 677980</p></bio><email xlink:type="simple">tmd@diamond.ysn.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/0000-0002-1043-3710</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Гоголева</surname><given-names>С. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Gogoleva</surname><given-names>S. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>ГОГОЛЕВА Саргылана Семеновна, ведущий инженер</p><p>677980, г. Якутск, пр. Ленина, 39</p></bio><bio xml:lang="en"><p>GOGOLEVA, Sargylana Semenovna, Leading Engineer of the Laboratory</p><p>39 Leninа pr., Yakutsk 677980</p></bio><email xlink:type="simple">gogoleva_ss@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Институт геологии алмаза и благородных металлов СО РАН</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Diamond and Precious Metal Geology Institute, Siberian Branch of the Russian Academy of Sciences</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2022</year></pub-date><pub-date pub-type="epub"><day>09</day><month>09</month><year>2022</year></pub-date><volume>27</volume><issue>4</issue><fpage>499</fpage><lpage>513</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Томшин М.Д., Гоголева С.С., 2022</copyright-statement><copyright-year>2022</copyright-year><copyright-holder xml:lang="ru">Томшин М.Д., Гоголева С.С.</copyright-holder><copyright-holder xml:lang="en">Tomshin M.D., Gogoleva S.S.</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://resar.elpub.ru/jour/article/view/73">https://resar.elpub.ru/jour/article/view/73</self-uri><abstract><p>Проведенное обобщение данных по химическому составу долеритов Вилюйско-Мархинского дайкового пояса (Вилюйский палеорифт) позволило выделить среди них геохимически аномальные участки по содержанию титана. Установлено, что в долеритах даек, ассоциирующих с кимберлитовыми трубками, в два раза увеличивается количество TiO2 и ряда высокозарядных и редкоземельных элементов (Th, Ta, Hf, Y, Nb, REE.). Оказалось, что подобное поведение элементов наблюдается и в долеритах даек, находящихся вблизи кимберлитов Куойкского поля (Молодинский дайковый пояс, Оленекский палеорифт). Делается вывод о парагенетической связи между увеличением содержания титана и редкоземельных элементов в долеритах и кимберлитами. Предполагается, что протокимберлиты опосредованно оказывали влияние на толеитовый расплав в момент его выплавления, что приводило к локальному обогащению толеитового расплава тугоплавкими компонентами. Слабо проявленные процессы геохимического выравнивания между высокотитанистыми и обычными базитами обеспечили локальность распространения первых. Внедрившиеся вслед за базитами кимберлиты располагались вблизи даек высокотитанистых долеритов, которые можно использовать как один из поисковых критериев на кимберлиты. Учитывая сказанное, в пределах Вилюйско-Мархинского дайкового пояса выделено два новых участка: Тенкеляхский и Кюлянкинский, перпективные на открытие в их пределах новых кимберлитов.</p></abstract><trans-abstract xml:lang="en"><p>The generalization of data on the chemical composition of dolerites of the Vilyui-Markha dike swarm (Vilyui paleorift) made it possible to identify geochemically anomalous areas among them. We found that the amount of TiO2 and a number of highly charged and rare earth elements (Th, Ta, Hf, Y, Nb, REE) practically doubled in the dolerites of dikes located near kimberlite pipes. Moreover, a similar behavior of elements was observed in the dolerites of dikes located near the kimberlites of the Kuoyk field (Molodo dike swarm, Olenek paleorift). Therefore, we conclude that there is a paragenetic relationship between the increase in the content of titanium and rare earth elements in dolerites and kimberlites. We assume that protokimberlites indirectly influenced the tholeiite melt at the time of its melting, which led to local enrichment of the tholeiite melt with refractory components. Weakly manifested processes of geochemical alignment between high-Ti and ordinary basites ensured the locality of the distribution of the former. The kimberlites that penetrated after the basites were located near the dikes of high-titanite dolerites. Thus, the high-Ti dolerites of the dike swarms can be used as one of the criteria for the kimberlites prospecting. Considering the above, two new sections have been allocated within the Vilyui-Markha dike swarm: Tenkelyakh and Kyulyanke, with prospective for the discovery of kimberlites here. We also assume that protokimberlites indirectly influenced the tholeiite melt at the time of its melting, which led to local enrichment of the tholeiite melt in refractory components. Weakly manifested processes of geochemical alignment between high-Ti and ordinary mafic rocks ensured the local distribution of the former. The kimberlites in truded after the basites were located near the dikes of high-Ti dolerites. Thus, high-Ti dolerites of dike belts can be used as one of the search criteria for kimberlites. Finaly two new sites have been identified within the Vilyui-Markhin dike belt: Tenkelyakhsky and Kyulyankinsky, both promising for the discovery of kimberlites here.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>Сибирская платформа</kwd><kwd>долериты</kwd><kwd>дайковый пояс высокотитанистые базиты</kwd><kwd>кимберлиты</kwd></kwd-group><kwd-group xml:lang="en"><kwd>Siberian platform</kwd><kwd>dolerites</kwd><kwd>dike swarm</kwd><kwd>high-Ti basites</kwd><kwd>kimberlites</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Работа выполнена в рамках плана НИР ИГАБМ СО РАН и проекта РНФ (региональный конкурс) № 22-27-20151.</funding-statement><funding-statement xml:lang="en">This study was carried out within the framework of the State Assigment to the DPMGI SB RAS and the RNF project (regional competition) № 22-27-20151.</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">Левашов К.К. 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