Výsledky vyhledávání - "L. G. Porokhovnichenko"

Akademický článek

First radiometric dating of tonsteins from coal-bearing succession of the Kuznetsk Basin: U-Pb geochronology of the Tailugan Formation

Autor: V. V. Silantiev, Ya. M. Gutak, M. Tichomirowa, A. V. Kulikova, A. S. Felker, M. N. Urazaeva, L. G. Porokhovnichenko, E. V. Karasev, A. S. Bakaev, V. V. Zharinova, M. A. Naumcheva

Publikováno v: Georesursy, Vol 25, Iss 2, Pp 203-227 (2024)

Tonsteins, predominantly solid kaolinite clay interbeds, are widespread in the coals of the Kuznetsk Basin and usually contain idiomorphic zircon grains of magmatic origin in quantities suitable for uranium-lead (U-Pb) radiometric dating. For the fir

Externí odkaz: https://doaj.org/article/adaff50026024ed7bfe3317018819150

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Akademický článek

Late Kungurian Radioisotope Age of the Boundary Between the Balakhonka and Kolchugino Groups in the Kuznetsk Basin (Western Siberia, Russia) – Additional Evidence for the Validity of the Ufimian Stage of the East European Permian

Autor: V. V. Silantiev, Ya. M. Gutak, M. Tichomirowa, A. Käßner, L. G. Porokhovnichenko, E. V. Karasev, A. S. Felker, M. N. Urazaeva, V. V. Zharinova

Publikováno v: Učënye Zapiski Kazanskogo Universiteta. Seriâ Estestvennye Nauki, Vol 165, Iss 4, Pp 664-687 (2024)

This article discusses the Late Kungurian radioisotopic age (276.9 ± 0.4 Ma) of the middle part of the Starokuznetsk Formation (Kuznetsk Subgroup, Kolchugino Group) of the Kuznetsk Basin determined by chemical abrasion–isotope dilution–thermal i

Externí odkaz: https://doaj.org/article/23bbb42cd82544709e3d604fe4e0908a

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