Results 1 to 10 of about 1,820 (158)

COARSE-CRYSTALLINE PYRITE OF CENTRAL TIMAN [PDF]

Минералогия, 2021
The results of mineralogical, geochemical, X-ray, isotopic and spectroscopic studies of coarse-crystalline pyrite (Kyvvozh Formation, Dimtem’el Creek, Central Timan) are presented. Pyrite is characterized by cubic habit and zonal Co distribution.
R.I. Shaybekov, M.Yu. Sokerin, V.G. Kotelnikov, A.Yu. Lysyuk, G.V. Ignatyev, E.M. Tropnikov   +5 more
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Correlation of Proterozoic-Phanerozoic deep wells sections targeting Aldan-Maya area petroleum potentiality estimation [PDF]

Нефтегазовая геология: Теория и практика, 2022
The article discusses the debatable issues of well log correlation of the Riphean, Vendian, Cambrian and Mesozoic sections, promising for the search for oil and gas in the Aldan-Maya potentially petroleum bearing region. The author's proposed correlation
Fomin A.M., Konstantinova L.N., Gubin I.A., Moiseev S.A.   +3 more
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New data on oil and gas potential of the Vychegda Trough

Georesursy, 2020
This article is devoted to the problem of studying the petroleum potential of the underexplored territories of the European part of Russia, in particular, the Vychegda trough.
Tatyana V. Karaseva, Yury A. Yakovlev, Galina L. Belyaeva, Svetlana E. Bashkova   +3 more
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FIRST RESULTS OF MAGNETOTELLURIC SOUNDINGS FOR MAPPING THE RIPHEAN SEDIMENTS OF THE BAIKAL FOREDEEP

Геодинамика и тектонофизика, 2021
The article presents the first results of magnetotelluric sounding (MTS) surveys of the Baikal foredeep. This study is part of the project of the Institute of the Earth’s Crust SB RAS, which investigates the geological and geoelectrical structure of the ...
A. V. Pospeev, I. K. Seminskiy, D. B. Nemtseva   +2 more
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PROVENANCE AND AGE CONSTRAINTS OF THE RIPHEAN SANDSTONES FROM THE IVANOVSKY GRABEN (THE KOLA PENINSULA) BASED ON THE U-Pb LA-ICP-MS DATING AND RAMAN SPECTROSCOPY OF DETRITAL ZIRCON

Геодинамика и тектонофизика, 2022
The results of U-Pb LA-ICP-MS dating of 150 detrital zircon grains from the Precambrian (Riphean?) sandstones of the Kildin group on the coast of the Ivanovka Bay (northeastern Kola Peninsula) are presented.
A. V. Chistyakova, R. V. Veselovskiy, D. V. Semenova   +2 more
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Provenance reconstructions. Article 3. Modern research methods for heavy detrital minerals (garnet, tourmaline, chromespinelide, rutile, chloritoid, pyroxene and amphibole)

Литосфера, 2020
Research subject. This article considers accessory minerals, which, unlike zircons, are present in the vast majority of common clastic rocks. Materials and methods.
L. V. Badida, A. V. Maslov, G. A. Mizens
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MEZOPROTEROZOIC BASITE MAGMATISM OF THE BASHKIRIAN MEGANTICLINORIUM (SOUTHERN URALS): AGE CONSTRAINTS, PETROLOGICAL AND GEOCHEMICAL FEATURES

Геодинамика и тектонофизика, 2020
Among the Riphean–Vendian dyke complexes of the basic composition, which intersect the Precambrian strata of the Bashkirian meganticlinorium (Southern Urals), one of the most common is the Kurgas gabbro-dolerite complex dated to the Early – Middle ...
A. O. Khotylev, A. V. Tevelev, Ya. V. Bychkova, A. V. Latyshev, M. B. Anosova   +4 more
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Polychronous zircons of volcanics of the Navysh complex of the Lower Riphean Ai Formation (Southern Urals)

Georesursy, 2020
The volcanics of the Navysh complex of the Lower Riphean Ai Formation in the Southern Urals are well studied petrochemically and dated by several methods.
Artur A. Krasnobaev, Victor N. Puchkov, Nina D. Sergeeva, Sofia V. Busharina   +3 more
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Provenance reconstructions. Article 2. Litho- and isotope-geochemical approaches and methods

Литосфера, 2020
Research subject. In this paper, we consider specific features of the use of litho- and isotopic-geochemical data for the purposes of provenance reconstruction.Methods and materials.
A. V. Maslov, O. Yu. Melnichuk, G. A. Mizens, Yu. V. Titov, M. V. Chervyakovskaya   +4 more
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TIME CONSTRAINTS ON THE FORMATION OF THE KANDALAKSHA AND KERETSK GRABENS OF THE WHITE SEA PALEO-RIFT SYSTEM FROM NEW ISOTOPIC GEOCHRONOLOGICAL DATA

Геодинамика и тектонофизика, 2021
Initially, the age and stratigraphic position of the Tersk formation were determined with respect to the fact that this formation overlaps the Early Proterozoic granitoids.
N. B. Kuznetsov, A. S. Baluev, E. N. Terekhov, S. Yu. Kolodyazhnyi, E. S. Przhiyalgovskii, T. V. Romanyuk, A. S. Dubensky, V. S. Sheshukov, S. M. Lyapunov, T. B. Bayanova, P. A. Serov   +10 more
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