Zobrazeno 1 - 10
of 10
pro vyhledávání: '"O. K. Kaurova"'
Autor:
B. B. Kochnev, B. G. Pokrovsky, A. B. Kuznetsov, V. V. Marusin, O. K. Kaurova, N. V. Bykova, N. A. Ivanova
Publikováno v:
Lithology and Mineral Resources. 58:235-257
Publikováno v:
Doklady Earth Sciences. 506:703-709
Publikováno v:
Doklady Earth Sciences. 501:1052-1058
Publikováno v:
Doklady Earth Sciences. 481:1040-1044
For the first time, the age of magnesite in the Lower Riphean Bakal Formation of the Southern Urals is determined by the U—Pb (Pb—Pb) method: it is equal to 1366 ± 47 Ma (MSWD = 18). The stage of magnesite formation of the Bakal ore field was as
Publikováno v:
Doklady Earth Sciences. 479:282-285
The ages of the two main stages of carbonate cover formation within the Tuva–Mongolian microcontinent have been determined. The Pb–Pb age and Sr–chemostratigraphic characteristics of the carbonate rocks of the Irkutnaya, Agaringol, and Zabita f
Autor:
A. V. Maslov, Igor M. Gorokhov, A. B. Kuznetsov, G. V. Ovchinnikova, M. T. Krupenin, B. M. Gorokhovskii, O. K. Kaurova
Publikováno v:
Doklady Earth Sciences. 456:590-593
Autor:
O. K. Kaurova, G. V. Ovchinnikova, E. F. Letnikova, A. B. Kuznetsov, Igor M. Gorokhov, G. V. Konstantinova
Publikováno v:
Journal of Asian Earth Sciences. 62:51-66
Depositional ages for the middle part of the Neoproterozoic sedimentary succession exposed along Lake Baikal in the southern margin of the Siberian Platform have been constrained by the application of Sr isotope chemostratigraphy and Pb–Pb dating o
Autor:
E. F. Letnikova, A. B. Kuznetsov, G. V. Ovchinnikova, Igor M. Gorokhov, O. K. Kaurova, B. M. Gorokhovskii
Publikováno v:
Doklady Earth Sciences. 437:331-334
The U-Pb(Pb-Pb) age was determined for limestone from member III of the Sorna Formation out- cropped on the Azyr-Tal Range, Kuznetsk Alatau. The weighted average value from three calculated values is 523 ± 5 Ma (MSWD = 0.02, 2σ). This age coincides
Autor:
M. A. Semikhatov, O. K. Kaurova, Igor M. Gorokhov, I. M. Vasil’eva, G. V. Ovchinnikova, A. V. Maslov, A. B. Kuznetsov, B. M. Gorokhovskii, M. T. Krupenin
Publikováno v:
Stratigraphy and Geological Correlation. 16:120-137
The Rb-Sr and U-Pb systematics are studied in carbonate deposits of the Satka and Suran forma- tions corresponding to middle horizons of the Lower Riphean Burzyan Group in the Taratash and Yamantau anticlinoria, respectively, the southern Urals. The
Autor:
R. Ellmies, A. B. Kuznetsov, A. V. Maslov, G. V. Ovchinnikova, O. K. Kaurova, Igor M. Gorokhov, M. T. Krupenin
Publikováno v:
Lithology and Mineral Resources. 40:195-215
The Rb-Sr and U-Pb systematics were studied for carbonate rocks of the Lower Riphean Bakal Formation of the southern Urals and related siderite ores of the Bakal iron deposit. The least-altered limestones taken at a significant distance from the Baka