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Organic geochemistry of rocks of the Mesoproterozoic Malgin Formation and their depositional environments (southeastern Siberian Platform). / Suslova, E. A.; Parfenova, T. M.; Saraev, S. V. и др.

в: Russian Geology and Geophysics, Том 58, № 3-4, 01.04.2017, стр. 516-528.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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Suslova EA, Parfenova TM, Saraev SV, Nagovitsyn KE. Organic geochemistry of rocks of the Mesoproterozoic Malgin Formation and their depositional environments (southeastern Siberian Platform). Russian Geology and Geophysics. 2017 апр. 1;58(3-4):516-528. doi: 10.1016/j.rgg.2016.09.027

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Suslova, E. A. ; Parfenova, T. M. ; Saraev, S. V. и др. / Organic geochemistry of rocks of the Mesoproterozoic Malgin Formation and their depositional environments (southeastern Siberian Platform). в: Russian Geology and Geophysics. 2017 ; Том 58, № 3-4. стр. 516-528.

BibTeX

@article{3b385591058c419299635148a3487e2f,
title = "Organic geochemistry of rocks of the Mesoproterozoic Malgin Formation and their depositional environments (southeastern Siberian Platform)",
abstract = "Organic matter (OM) and rocks of the upper member of the Mesoproterozoic Malgin Formation in the southeastern Siberian Platform have been studied by modern research methods. Analysis has revealed homologous series of alkanes, tricyclanes, and hopanes in the bitumens. Leiosphaeridia crassa, L. minutissima, cf. Leiosphaeridia tenuissima, cf. Glomovertella, and Oscillatoriopsis sp. have been identified among the rare microfossils preserved in mudstones. Geochemical, lithological, and paleontological studies have shown that bacterial microcommunities and, to a lesser extent, eukaryotic microorganisms were the main source of OM. Based on results of sedimentological analysis and study of biomarkers, the depositional environment has been reconstructed. A model for the accumulation of black shales and carbonate rocks of the Malgin Formation is considered. The hypothesis that the highly carbonaceous rocks formed in uncompensated depressions of shallow epicontinental marine suboxidation environments is substantiated. The petroleum potential and degree of OM catagenesis of the Malgin Formation rocks are evaluated. Pyrolysis, bitumen analysis, and hydrocarbon composition study have revealed autochthonous and parautochthonous bitumens in the oil shales, mudstones, and carbonate rocks. The obtained data show that the Malgin Formation rocks might have participated in petroleum generation in the Uchur-Maya region.",
keywords = "biomarkers, black shales, Malgin Formation, Mesoproterozoic, organic geochemistry, sedimentology, Siberian Platform, MATTER, HYDROCARBONS, OILS, BIOMARKERS, EVOLUTION, BASIN, GENERATION, VELKERRI FORMATION, TASMANITES",
author = "Suslova, {E. A.} and Parfenova, {T. M.} and Saraev, {S. V.} and Nagovitsyn, {K. E.}",
year = "2017",
month = apr,
day = "1",
doi = "10.1016/j.rgg.2016.09.027",
language = "English",
volume = "58",
pages = "516--528",
journal = "Russian Geology and Geophysics",
issn = "1068-7971",
publisher = "Elsevier Science B.V.",
number = "3-4",

}

RIS

TY - JOUR

T1 - Organic geochemistry of rocks of the Mesoproterozoic Malgin Formation and their depositional environments (southeastern Siberian Platform)

AU - Suslova, E. A.

AU - Parfenova, T. M.

AU - Saraev, S. V.

AU - Nagovitsyn, K. E.

PY - 2017/4/1

Y1 - 2017/4/1

N2 - Organic matter (OM) and rocks of the upper member of the Mesoproterozoic Malgin Formation in the southeastern Siberian Platform have been studied by modern research methods. Analysis has revealed homologous series of alkanes, tricyclanes, and hopanes in the bitumens. Leiosphaeridia crassa, L. minutissima, cf. Leiosphaeridia tenuissima, cf. Glomovertella, and Oscillatoriopsis sp. have been identified among the rare microfossils preserved in mudstones. Geochemical, lithological, and paleontological studies have shown that bacterial microcommunities and, to a lesser extent, eukaryotic microorganisms were the main source of OM. Based on results of sedimentological analysis and study of biomarkers, the depositional environment has been reconstructed. A model for the accumulation of black shales and carbonate rocks of the Malgin Formation is considered. The hypothesis that the highly carbonaceous rocks formed in uncompensated depressions of shallow epicontinental marine suboxidation environments is substantiated. The petroleum potential and degree of OM catagenesis of the Malgin Formation rocks are evaluated. Pyrolysis, bitumen analysis, and hydrocarbon composition study have revealed autochthonous and parautochthonous bitumens in the oil shales, mudstones, and carbonate rocks. The obtained data show that the Malgin Formation rocks might have participated in petroleum generation in the Uchur-Maya region.

AB - Organic matter (OM) and rocks of the upper member of the Mesoproterozoic Malgin Formation in the southeastern Siberian Platform have been studied by modern research methods. Analysis has revealed homologous series of alkanes, tricyclanes, and hopanes in the bitumens. Leiosphaeridia crassa, L. minutissima, cf. Leiosphaeridia tenuissima, cf. Glomovertella, and Oscillatoriopsis sp. have been identified among the rare microfossils preserved in mudstones. Geochemical, lithological, and paleontological studies have shown that bacterial microcommunities and, to a lesser extent, eukaryotic microorganisms were the main source of OM. Based on results of sedimentological analysis and study of biomarkers, the depositional environment has been reconstructed. A model for the accumulation of black shales and carbonate rocks of the Malgin Formation is considered. The hypothesis that the highly carbonaceous rocks formed in uncompensated depressions of shallow epicontinental marine suboxidation environments is substantiated. The petroleum potential and degree of OM catagenesis of the Malgin Formation rocks are evaluated. Pyrolysis, bitumen analysis, and hydrocarbon composition study have revealed autochthonous and parautochthonous bitumens in the oil shales, mudstones, and carbonate rocks. The obtained data show that the Malgin Formation rocks might have participated in petroleum generation in the Uchur-Maya region.

KW - biomarkers

KW - black shales

KW - Malgin Formation

KW - Mesoproterozoic

KW - organic geochemistry

KW - sedimentology

KW - Siberian Platform

KW - MATTER

KW - HYDROCARBONS

KW - OILS

KW - BIOMARKERS

KW - EVOLUTION

KW - BASIN

KW - GENERATION

KW - VELKERRI FORMATION

KW - TASMANITES

UR - http://www.scopus.com/inward/record.url?scp=85018500362&partnerID=8YFLogxK

U2 - 10.1016/j.rgg.2016.09.027

DO - 10.1016/j.rgg.2016.09.027

M3 - Article

AN - SCOPUS:85018500362

VL - 58

SP - 516

EP - 528

JO - Russian Geology and Geophysics

JF - Russian Geology and Geophysics

SN - 1068-7971

IS - 3-4

ER -

ID: 10040370