Search Results - "Shkolnik, S. I."

Fragment of an Early Cambrian Continental Margin in the Structure of the Tuva Segment of the Central Asian Orogenic Belt (Teregtig Formation): Results of U–Pb Zircon Dating and Sr Chemostratigraphy by Ivanov, A. V., Letnikova, E. F., Shkolnik, S. I., Maslov, A. V., Vetrova, N. I.

“…The age of sedimentation (530–520 Ma) of the Teregtig Formation of South Tuva is estimated on the basis of U–Pb dating of detrital zircon grains from…”
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The Butugol Block: A Precambrian Exotic Block in the Basement of the Tuva–Mongolian Microcontinent (Eastern Sayan) by Shkolnik, S. I., Belyaev, V. A., Letnikova, E. F., Demonterova, E. I., Bryansky, N. V., Kolesov, K. K., Ivanov, A. V.

“…The isotope–geochronological and geochemical data on the age and composition of rocks of the Butugol Block, located in the eastern part of the Tuva–Mongolian…”
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Genetic Type and Age of Ferromanganese Sediments of the Taloi Deposit, Transbaikalia by Shkolnik, S. I., Reznitskii, L. Z., Letnikova, E. F., Khubanov, V. B.

“…The paper reports petrochemical and isotope data on the ferromanganese ores and host volcanosedimentary rocks of the Taloi–Usoi interfluve of the Ikat terrane,…”
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Stages of Tectono-Magmatic Activity in the Border Zone of the Siberian Platform and the Tannuola–Khamsara Segment of the CAFB (According to the Results of U–Pb Isotope Studies) by Shkolnik, S. I., Letnikova, E. F., Reznitskii, L. Z., Ivanov, A. V., Proshenkin, A. I.

“…Based on the dating of metamorphic and igneous rocks of the northeastern part of the Khamsara terrane, the main stages of tectono-magmatic activity at the…”
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Age of Ore-Bearing Rocks at Devonian Fe–Mn Deposits, Central Kazakhstan by Shkolnik, S. I., Letnikova, E. F., Brusnitsyn, A. I., Lepekhina, E. N., Ivanov, A. V., Perova, E. N.

“…Isotope study of ore-bearing rocks at Fe–Mn rift deposits of the Atasu and Zhezdy (Dzhezdy) ore districts in Central Kazakhstan has been carried out for the…”
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Contribution of biogenic and volcanogenic factors to formation of ferromanganese nodules of Olkhon Island (Lake Baikal) by Shkolnik, S. I., Letnikov, F. A., Strakhovenko, V. D., Letnikova, A. F.

“…The first data on the structure, textural features, and geochemical and mineral composition of Fe–Mn nodules of the Sasin Formation, Olkhon Island (Baikal),…”
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Sedimentary complexes of the cover of the Dzabkhan continental block: Different sedimentary basins and source areas by Letnikova, E. F., Vishnevskaya, I. A., Letnikov, F. A., Vetrova, N. I., Shkolnik, S. I., Kostitsyn, Yu. A., Karakovskii, E. A., Reznitskii, L. Z., Kanygina, N. A.

“…The geochemical and Sm–Nd isotope characteristics of Late Precambrian and Early Cambrian sandstones previously related to the sedimentary cover of the Dzabkhan…”
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High-K Rocks of the Late Riphean Mara Paleovolcano, Biryusa Uplift, South of the Siberian Platform by Izokh, A. E., Letnikova, E. F., Izbrodin, I. A., Ivanov, A. V., Shkolnik, S. I., Doroshkevich, A. G.

“…— The studies are focused in the Mara–Kamenka–Uvat interfluve of the Biryusa Uplift of the basement of the Siberian Platform, where the Mara paleovolcano was…”
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AN ACTIVE NEOPROTEROZOIC CONTINENTAL MARGIN OF THE ZAVKHAN MICROCONTINENT (MONGOLIA): ISOTOPIC-GEOCHRONOLOGICAL EVIDENCE by Shkolnik, S. I., Letnikova, E. F., Reznitsky, L. Z.

“…There have been presented the results of the study of a thick (no less than 2–3 km), extended (for more than 200 km) volcanogenic formation (Tsetsen-Uul or…”
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The Provenance of the Vendian Highly Aluminiferous Rocks of the Tunka Bald Mountains, Eastern Sayan: Isotopic, Geochemical, and Mineralogical Evidence by Shkolnik, S. I., Ivanov, A. V., Letnikova, E. F., Anosova, M. O.

“…— Data on the mineral, chemical, and Nd isotope composition of the highly aluminiferous schists of the Gorlyk Formation in the Tunka Bald Mountains of the…”
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High-Potassium Volcanism Approximately 640 Ma in the Southwestern Siberian Platform (Biryusa Uplift, Sayan Region) by Letnikova, E. F., Izokh, A. E., Kosticin, Y. A., Letnikov, F. A., Ershova, V. B., Federyagina, E. N., Ivanov, A. V., Nojkin, A. D., Shkolnik, S. I., Brodnikova, E. A.

“…On the basis of petrographic and mineralogical studies, we have established the presence of clastic rocks with a strong predominance of K-feldspar among the…”
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A Vendian manganese-bearing basin of the Ikat terrane: Formation settings and provenance areas by Shkolnik, S. I., Letnikova, E. F., Maslov, A. V., Buyantuev, M. D., Reznitskii, L. Z., Barash, I. G.

“…The results of geochemical, mineralogical, and isotope (U–Pb and Sm–Nd) studies of metasedimentary manganese-bearing rocks from the Itantsa Formation of the…”
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Main stages of tectonomagmatic activity of the Tuva–Mongolian microcontinent in the Precambrian: data on the U–Pb age of zircons by Letnikova, E. F., Shkolnik, S. I., Letnikov, F. A., Karakovskii, E. A., Kostitsyn, Yu. A., Vishnevskaya, I. A., Reznitskii, L. Z., Ivanov, A. V., Prochenkin, A. I.

“…The U–Pb age of zircons from Ediacaran sandstones of the cover of the Tuva–Mongolian microcontinent and the rocks of its Early Precambrian basement (Gargan…”
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Geochemistry of manganese ores from the southern folded margin of the Siberian Platform by Shkol’nik, S. I., Letnikova, E. F.

“…We present geochemical data on the composition of manganese ores associated with volcano-sedimentary sequences of the Olkhon and Ikat terranes located at the…”
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New data about structure and time of formation of the Khamar-Daban terrane: U-Pb LA-ICP-MS zircon ages by Shkol’nik, S. I., Stanevich, A. M., Reznitskii, L. Z., Savelieva, V. B.

“…This paper provides new data on the age of detrital zircons from metaterrigenous rocks of the Khamardaban Group (Kornilovskaya and Shubutuiskaya formations)…”
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NEW DATA ABOUT AGE AND GEODYNAMIC NATURE OF HAMSARA TERRANE by Shkolnik, S. I., Reznitsky, L. Z., Letnikova, E. F., Proshenkin, A. I.

“…On the basis of isotopic-geochemical studies and analysis of geological evidences heterogeneity of Hamsara terrane has been determined. Formation of stationed…”
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Nd isotope systematics of the Vendian–Early Cambrian sedimentary ores in the northern segment of the Paleoasian Ocean by Letnikova, E. F., Letnikov, F. A., Shkol’nik, S. I., Cherkashina, T. Yu, Reznitskii, L. Z., Vishnevskaya, I. A.

“…Isotope–geochemical studies of Mn, P, and Ba ores were performed in order to establish the influence of submarine hydrotherms on the formation of Early…”
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Possibility of identification of back-arc paleobasins from high-grade orthometamorphite rocks: Evidence from basic crystalline schists of the Slyudyanka crystalline complex, South Baikal region by Shkol’nik, S. I., Reznitsky, L. Z., Barash, I. G.

“…The Slyudyanka crystalline complex is located within the composite Khamar-Daban metamorphic terrane, the part of the Central Asian fold belt. Geochemical…”
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LA-ICP-MS U-Pb dating of detrital zircons from metaterrigenous deposits of the Vendian-Cambrian cover of the Tuva-Mongolian microcontinent (Tunka Bald Mountains, East Sayan) by Shkol’nik, S. I., Letnikova, E. F., Belichenko, V. G., Proshenkin, A. I., Geng, H., Veshcheva, S. V., Levin, A. V.

“…The northeastern segment of the Central Asian foldbelt (CAFB) contains ancient continental blocks; the largest of them are the Tuva Mongolian (TMM) and…”
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Genesis of manganese ores and their position in sedimentary basins of the eastern segment of the Paleoasian Ocean: Sm-Nd isotopic and geochemical evidence by Letnikova, E. F., Letnikov, F. A., Kuznetsov, A. B., Shkol’nik, S. I., Reznitskii, L. Z., Turchenko, T. L.

“…The first geochemical and Sm-Nd isotopic characteristics of Neoproterozoic-Cambrian manganese ores from the south folded framing of the Siberian Craton have…”
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