Results 1 to 10 of about 25,970 (156)

Modern geotemperature field of the Vendian-Lower Cambrian section of the Middle Botuoba oil-gas-condensate field [PDF]

open access: yesНефтегазовая геология: Теория и практика, 2022
Geotemperature maps of the Vendian-Lower Cambrian section of the Middle Botuoba oil-gas-condensate field were constructed and analyzed, reflecting the state of current temperatures in layers V5 and B1.
Chistyakova N.F.   +2 more
doaj   +1 more source

Diamonds in old sedimentary rocks and their source (on the basis of Yakutia kimberlite province)

open access: yesРуды и металлы, 2022
This study provides the results of a complex investigation of a number of kimberlite bodies with half-industrial diamond content in several regions of the Siberian platform. This allowed us to establish the typomorphic features of the mineral.
Leonid D. Barduchinov   +1 more
doaj   +1 more source

New data on acritarchs from the Upper Ordovician of the Tungus basin, Siberian Platform [PDF]

open access: yesEstonian Journal of Earth Sciences, 2014
Distinctive late Ordovician acritarch assemblages have been discovered for the first time from about a 100 m sedimentary succession exposed along the Bol¢shaya Nirunda River in Siberia.
Elena Raevskaya, Andrei Dronov
doaj   +1 more source

REDUCING THE MAGNETIC VISCOSITY EFFECT ON TEM SOUNDING DATA

open access: yesГеодинамика и тектонофизика, 2021
Siberian Traps magnetic viscosity affects and makes it difficult to interpret TEM sounding data obtained during oil and gas exploration in the south of the Siberian platform.
M. V. Sharlov   +2 more
doaj   +1 more source

Linking Siberian Traps LIP Emplacement and End-Permian Mass Extinction: Evidence from Magnetic Stratigraphy of the Maymecha-Kotuy Volcanic Section

open access: yesGeosciences, 2020
The Siberian Traps Large Igneous Provinces (LIP) emplacement is considered as one of possible triggers for the end-Permian global biotic crisis. However, relative timing of the onset of extinction and the main phase of the magmatic activity are not yet ...
Anton V. Latyshev   +2 more
doaj   +1 more source

LITHOLOGICAL AND FACIAL FEATURES, COMPOSITION, AND SEDIMENTATION CONDITIONS OF TERRIGENOUS-CARBONATE ROCKS OF THE MOTY GROUP (SHAMAN CLIFF, IRKUTSK REGION)

open access: yesГеодинамика и тектонофизика, 2021
We have studied terrigenous-carbonate rocks in the area near the Sayan mountains in the Irkutsk Region (Russia), specifically at the Shaman Cliff, being the stratotype area of rocks that belong to the Moty group.
Z. L. Motova   +2 more
doaj   +1 more source

LITHOSPHERIC MANTLE COMPOSITION AND STRUCTURE VARIATIONS UNDER THE SIBERIAN PLATFORM KIMBERLITE FIELDS OF DIFFERENT AGES

open access: yesГеодинамика и тектонофизика, 2022
We discuss herein the differences both in composition and structure of the lithospheric mantle of the Siberian Platform under kimberlite fields of different ages.
N. P. Pokhilenko   +4 more
doaj   +1 more source

DEEP STRUCTURE OF THE SIBERIAN PLATFORM – CENTRAL ASIAN MOBILE BELT TRANSITION ZONE FROM TELESEISMIC DATA

open access: yesГеодинамика и тектонофизика, 2016
Deep velocity sections of the transition zone from the Siberian platform to the Central Asian mobile belt are constructed by teleseismic tomography and P-receiver function techniques.
V. V. Mordvinova   +6 more
doaj   +1 more source

Tectonic history of the South Tannuol Fault Zone (Tuva region of the northern Central Asian Orogenic Belt, Russia) : constraints from multi-method geochronology [PDF]

open access: yes, 2020
In this study, we present zircon U/Pb, plagioclase and K-feldspar Ar-40/Ar-39 and apatite fission track (AFT) data along the South Tannuol Fault Zone (STFZ).
De Grave, Johan   +6 more
core   +1 more source

The SPICE carbon isotope excursion in Siberia: A combined study of the upper Middle Cambrianlowermost Ordovician Kulyumbe River section, northwestern Siberian Platform [PDF]

open access: yes, 2008
An integrated, high-resolution chemostratigraphic (C, O and Sr isotopes) and magnetostratigraphic study through the upper Middle Cambrian–lowermost Ordovician shallowmarine carbonates of the northwestern margin of the Siberian Platform is reported. The
Kouchinsky, Artem
core   +3 more sources

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