Zobrazeno 1 - 2
of 2
pro vyhledávání: '"A. I. Prochenkin"'
Autor:
Mineralogy Sb Ras, Elizaveta A. Brodnikova, Svetlana I. Schkolnik, Elena F. Letnikova, Artem I. Prochenkin, Alexandr V. Ivanov
Publikováno v:
Vestnik of Saint Petersburg University. Earth Sciences. 65
In southeastern Tuva, early Proterozoic volcanogenic-sedimentary deposits were studied, including conglomerates from the Shurmak Formation. As a result of U-Pb zircon dating from tuff with andesitic composition, conglomerate matrix and volcanicomicti
Autor:
A. I. Prochenkin, Alexander V. Ivanov, S. I. Shkolnik, I.A. Vishnevskaya, E. F. Letnikova, F. A. Letnikov, Yu. A. Kostitsyn, L. Z. Reznitskii, E. A. Karakovskii
Publikováno v:
Doklady Earth Sciences. 474:668-673
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 block) was analyzed by the LA–ICP–MS method. The major stages of tectonomagmatic activ