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Urman Formation

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Journal Article
Published: 01 March 1998
Russ. Geol. Geophys. (1998) 39 (3): 315–323.
...V. O. Krasavchikov; G. F. Bukreeva; V. Ya. Sanin; L. S. Saenko Analysis of considerable geological and geophysical evidence has first revealed vast zones of possible hydrocarbon transfer from the Urman Formation into sandstones of the Salat and Tyumen Formations through permeable weathering crusts...
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Basic outlines of a geological situation allowing HC transfer from the depo...
Published: 01 March 1998
Fig. 2. Basic outlines of a geological situation allowing HC transfer from the deposits of the Urman Formation into the sandstones of the Salat and Tyumen’ Formations. 1 – deposits of the Togur Formation, 2 – sandstones of the Salat or Tyumen’ Formations, 3 – clayey beds confining sand beds
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Typical histograms of aromatics and thiophenes (percent of their sum taken ...
Published: 01 July 2004
Fig. 2. Typical histograms of aromatics and thiophenes (percent of their sum taken for 100 %) in bitumens of Bazhenov, Vasyugan, Tyumen’, Salat, Togur, and Urman formations.
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Thicknesses of the Hettangian-Sinemurian ( A ) and Pliensbachian-Early Toar...
Published: 01 June 1999
Fig. 3. Thicknesses of the Hettangian-Sinemurian ( A ) and Pliensbachian-Early Toarcian ( B ) deposits and the total thickness of the sand horizons of the Urman Formation ( C ) versus thickness of the Hettangian-Early Toarcian deposits.
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Fragments of diffractograms of &amp;lt; 0.002 mm cement fraction from the <span class="search-highlight">Urman</span>...
Published: 01 June 1999
Fig. 3 Fragments of diffractograms of < 0.002 mm cement fraction from the Urman Formation samples of different granulometric compositions. a – Gritstone (Dedovskaya area), b – fine-medium-grained sandstone (Dedovskaya area), c – fine-grained sandstone (Vezdekhodnaya area).
Journal Article
Published: 01 June 1999
Russ. Geol. Geophys. (1999) 40 (6): 846–856.
...Fig. 3 Fragments of diffractograms of < 0.002 mm cement fraction from the Urman Formation samples of different granulometric compositions. a – Gritstone (Dedovskaya area), b – fine-medium-grained sandstone (Dedovskaya area), c – fine-grained sandstone (Vezdekhodnaya area). ...
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The Early Jurassic geomorphology of the Nyurol’ka sedimentation basin and a...
Published: 01 June 1999
of the Urman Formation.
Journal Article
Published: 01 April 2010
Russ. Geol. Geophys. (2010) 51 (4): 329–338.
...) Formations, as well as the Upper Urman (Upper Pliensbachian) and the Upper Tyumen’ (Bajocian) Subformations. In the Upper Naunak Subformation (Oxfordian), there was a change of facies from continental to littoral continental and littoral marine. The Mar’yanovka Formation developed in normal marine shallow...
FIGURES
Journal Article
Published: 01 June 1999
Russ. Geol. Geophys. (1999) 40 (6): 857–866.
...Fig. 3. Thicknesses of the Hettangian-Sinemurian ( A ) and Pliensbachian-Early Toarcian ( B ) deposits and the total thickness of the sand horizons of the Urman Formation ( C ) versus thickness of the Hettangian-Early Toarcian deposits. ...
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Thicknesses of the Lower ( A ), Middle ( B ), and Upper ( C ) <span class="search-highlight">Urman</span> Subform...
Published: 01 June 1999
Fig. 2. Thicknesses of the Lower ( A ), Middle ( B ), and Upper ( C ) Urman Subformations and the Togur Formation ( D ) versus thickness of the Hettangian-Early Toarcian deposits.
Journal Article
Published: 01 July 2019
Russ. Geol. Geophys. (2019) 60 (7): 801–812.
... submerged parts of the territory. The section includes the Urman, Togur, and Salat/Peshkov Formations and the lower Tyumen Subformation. Three oil and gas subcomplexes—Hettangian–Early Toarcian (U 16–17 ), Toarcian–Aalenian (U 15 ), and Aalenian (U 11–14 ) — are distinguished within the Hettangian–Aalenian...
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Aromatic hydrocarbons in TAS–P–MAS ternary diagram. Bazhenov <span class="search-highlight">Formation</span>:  1 ...
Published: 01 July 2004
Fig. 3. Aromatic hydrocarbons in TAS–P–MAS ternary diagram. Bazhenov Formation: 1 — type I, 2 — type II; 3 – 7 — other formations: 3 — Vasyugan, 4 — Tyumen’, 5 — Salat, 6 — Togur, and 7 — Urman.
Journal Article
Published: 01 May 2007
Russ. Geol. Geophys. (2007) 48 (5): 422–428.
... in formations of the Paleozoic-Mesozoic boundary were discovered in the Archa, Urman, Gerasimovka, Kalinovoe, North Kalinovoe, Tambai, Ostanino, North Ostanino, and other fields within the Chuzik-Chizhapka zone. Hydrocarbons are hosted by reservoirs of different lithologies and ages, including Devonian...
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Journal Article
Published: 01 July 2004
Russ. Geol. Geophys. (2004) 45 (7): 873–883.
...Fig. 2. Typical histograms of aromatics and thiophenes (percent of their sum taken for 100 %) in bitumens of Bazhenov, Vasyugan, Tyumen’, Salat, Togur, and Urman formations. ...
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Journal Article
Published: 01 August 2000
Russ. Geol. Geophys. (2000) 41 (8): 1159–1166.
... of the Urman or Makarov Formations or the basement rocks. In the Vezdekhodnaya field, the Ilansk Formation conformably overlies the sandstones of the Urman Formation. Its bottom is made up of fine-clastic greenish-gray sandstone and gray clayey siltstone, grading into brownish-green-gray or, less frequently...
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Journal Article
Published: 01 May 2003
Russ. Geol. Geophys. (2003) 44 (5): 432–445.
... ]. The Lower-Middle Jurassic aquiferous complex includes the Tyumen’, Salat, and Urman Formations. The sand-clay-coaly rocks of the Tyumen’ Formation originated in river valley, lake, and lake-bog settings, where sea ingression was likely to occur in the Early Toarcian [ 13 , 14 ]. The rocks of the Salat...
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Journal Article
Published: 01 November 2023
Russ. Geol. Geophys. (2023) 64 (11): 1304–1322.
.... , Knyazev , V.G. , Urman , O.S. , Shurygin , B.N. , Metelkin , E.K. , Yan , P.A. , 2020 . The upper boundary of the Chekurovskii Formation in the stratotype section (lower Lena River): Lithostratigraphic and biostratigraphic criteria, in: Interexpo GEO-Sibir. , Proc. XVI Intern. Conf...
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Journal Article
Published: 01 July 2004
Russ. Geol. Geophys. (2004) 45 (7): 861–872.
... from the Bazhenov Formation (Upper Jurassic, Volgian), 138 samples from the Vasyugan Formation and its analogs (Upper Jurassic, Oxfordian), and 72 samples from the Urman and Tyumen’ Formations and their analogs (Lower-Middle Jurassic). Among them, there are only six condensate samples. The marine...
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Journal Article
Published: 01 January 2017
Bulletin de la Société Géologique de France (2017) 188 (1-2): 1–9.
...). These deposits consist of the upper part of the predominantly sandy Arangastakh Formation (lowermost 31.5 m of Member XV) and the predominantly silty and clayey Yuryung-Tumus Formation (uppermost 4 m of Member XV, and 154.5 m of Members XVI to XXI) [ Meledina et al. , 1987 ]. New material was collected from...
Journal Article
Published: 01 August 2024
Russ. Geol. Geophys. (2024) 65 (8): 968–976.
... Formation Reservoir, West Siberian Petroleum Province, as an Unconventional Source of Shale Oil, and Identification of Pay Zones from Updated Exploration and Appraisal Criteria), as well as to some other studies ( Fomina et al., 2021 ; Eder et al., 2022 ). In practice, navigational drilling has been...
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