Kazan (Volga region) Federal University, KFU
KAZAN
FEDERAL UNIVERSITY
 
COMPARING THE RESULTS OF LINEAMENT ANALYSIS WITH ISOTOPE GEOCHEMISTRY DATA
Form of presentationArticles in international journals and collections
Year of publication2021
Языканглийский
  • Batalin Georgiy Aleksandrovich, author
  • Gareev Bulat Irekovich, author
  • Nurgaliev Danis Karlovich, author
  • Khasanov Damir Irekovich, author
  • Chernova Inna Yurevna, author
  • Bibliographic description in the original language D. K. Nurgaliev, I. Yu. Chernova, D. I. Khassanov, B. I. Gareev,G. A. Batalin, D. Ya. Khabibullin. COMPARING THE RESULTS OF LINEAMENT ANALYSIS WITH ISOTOPE GEOCHEMISTRY DATA. SOCAR Proceedings Special Issue No. 2 (2021). P.110-118
    Annotation This article presents the results of a geochemical survey carried out in the southwestern part of the Siberian platform, within the Sayan-Yenisei (Angara) syneclise (a superorder Riphean-Middle Paleozoic structure). The object of research was hydrocarbon gases contained in the subsoil rocks (clays). The subsoil samples were taken from the bottom of boreholes (40 mm in diameter) made with an electric drill. The sampling depth was 0.6–1 m. Further laboratory studies included chromatographic and isotope analysis. Lineament analysis of the digital elevation model was carried out as a complementary study. One of the lineament analysis results was a lineament density map, which reflects the permeability (macro-fracture density) of the sedimentary cover. This allowed a comparison of the macro-fracture density with the gas content and isotopic composition. The study revealed that gases with a high content of heavy isotopes tend to gather in the low permeability areas. This can be explained by the fact that the gases disperse quickly within fractured zones, and deep gases should be expected only in the areas with strong cap rocks, i.e. in the areas with low macrofracture density where stable hydrocarbon deposits have already formed
    Keywords Hydrocarbons, Geochemical survey, Isotope geochemistry, Lineament analysis
    The name of the journal SOCAR Proceedings
    Please use this ID to quote from or refer to the card https://repository.kpfu.ru/eng/?p_id=275611&p_lang=2
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