Zobrazeno 1 - 10
of 54
pro vyhledávání: '"A. I. Tuchkova"'
Publikováno v:
The Depositional Record, Vol 10, Iss 1, Pp 195-212 (2024)
Abstract In the Mesozoic succession of the Anyui–Chukotka fold system (North‐East Russia), five stratigraphic intervals were recognised that have an abundance of gravity flow deposits. These are the Olenekian (Lower Triassic), Upper Carnian, Uppe
Externí odkaz:
https://doaj.org/article/a96a8ba7ce7e4e8ea898aab161a13edb
Publikováno v:
Литосфера, Vol 19, Iss 3, Pp 372-385 (2019)
Research subject. In this work, we set out to investigate the petrographic, mineralogical and granulometric composition of tuff-sandstones in the Perekatnaya formation (Albian-Turonian).Materials and methods. The work was based on the materials obtai
Externí odkaz:
https://doaj.org/article/22fe50978ce94ba496f396e88950eff6
Autor:
V. V. Kostyleva, M. V. Gertseva, O. A. Lutikov, E. V. Vatrushkina, M. I. Tuchkova, S. D. Sokolov
Publikováno v:
Doklady Earth Sciences. 507:1096-1100
Autor:
G. V. Ledneva, A. V. Ganelin, E. V. Vatrushkina, A. V. Moiseev, Sergey D. Sokolov, Marina Luchitskaya, M. I. Tuchkova
Publikováno v:
Geotectonics. 55:697-716
Autor:
Boris G. Pokrovsky, Yuri Kostrov, Oleg S. Vereshchagin, Eduard Khmarin, Victoria Ershova, Irina V. Chernyshova, I.A. Vishnevskaya, Mikhail A. Rogov, Tatiana Okuneva, Kseniia Vasileva, Natalia Saphronova, M. I. Tuchkova
Publikováno v:
Sedimentology. 68:2227-2251
Publikováno v:
Moscow University Geology Bulletin. 76:46-57
—This article presents the results of the petrographic and mineralogical study of the sandstones of the Algan Formation. Sandstones are represented by ultrafine-, fine-, and medium-grained quartz–feldspar greywackes according to the classificatio
Publikováno v:
Moscow University Bulletin. Series 4. Geology. :48-58
The article presents the results of studying the petrographic and mineralogical compositions of the sandstones of the Algan formation. Sandstones represented by pelitic-fine-medium-grained quartz-feldspar lithic arenites. Two tectonically combined sa
Autor:
M. I. Tuchkova, S. P. Shokalsky, Sergey D. Sokolov, A. V. Moiseev, O. V. Petrov, Sergey Sergeev
Publikováno v:
GFF. 142:158-168
Upper Triassic sandstones from Mendeleev Rise were analyzed and compared to turbiditic sandstones of the same age from Wrangel Island and Chukotka, Arctic Sea region. Medium-grained lithic arenites...
Publikováno v:
Геохимия. 64:1222-1246
The paper presents newly acquired data on the petrography, geochemistry, and geochronology of metamorphic rocks sampled at the Neoproterozoic basement of Wrangel Island. Geochemical data on the mafic rocks metamorphosed at greenschist to amphibolite
Publikováno v:
Геотектоника. :78-91
The age and geodynamic position of the volcanic source of the Upper JurassicLower Cretaceous deposits of Western Chukotka were determined. Products of synchronous volcanism were revealed by detailed lithological studies. Following sedimentological an