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Katanga Saddle

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Image
West-to-east cross section across the Katanga Saddle and Nepa–Botuoba High showing the flat-lying to gently dipping Cryogenian- through Early Cambrian-age strata onlapping crystalline basement (Ulmishek 2001). Location is shown in Figure 1C.

West-to-east cross section across the Katanga Saddle and Nepa–Botuoba High ...

Published: 22 January 2020
Fig. 4.— West-to-east cross section across the Katanga Saddle and Nepa–Botuoba High showing the flat-lying to gently dipping Cryogenian- through Early Cambrian-age strata onlapping crystalline basement ( Ulmishek 2001 ). Location is shown in Figure 1 C.
Image
Correlation of boreholes in the Katanga saddle. Designations follow Fig. 2.

Correlation of boreholes in the Katanga saddle. Designations follow Fig. 2...

Published: 01 October 1998
Fig. 4. Correlation of boreholes in the Katanga saddle. Designations follow Fig. 2 .
Image
Geological map of the Katanga saddle beneath the Vendian-Paleozoic cover. 1 – unit designations: dg – Dzhelindukon, vdg – Upper-Dzhelindukon, nr – Neryunda, pgn – Paiga; ajn – Ayan, us – Ushikta; 2 – designations of drilling areas: S – Sobinskaya, P – Paiginskaya, Dzh – Dzhelindukonskaya; V-Dzh – Upper-Dzhelindukonskaya, Og – Ognevskaya, Er – Ereminskaya, Yu-Ch – Yuzhno-Chun’skaya, Ch – Chemdal’skaya, Kl – Kulindinskaya, El – Elokhtinskaya, Aya – Ayavinskaya; 3 – border of occurrence of Riphean deposits; 4–8 – outcrops at the pre-Vendian erosion surface: 4 – basement rocks, 5 – dolomite masses, 6 – clay-dolomite masses, 7 – dolomite-clay masses, 8 – terrigenous masses.

Geological map of the Katanga saddle beneath the Vendian-Paleozoic cover. ...

Published: 01 October 1998
Fig. 6. Geological map of the Katanga saddle beneath the Vendian-Paleozoic cover. 1 – unit designations: dg – Dzhelindukon, vdg – Upper-Dzhelindukon, nr – Neryunda, pgn – Paiga; ajn – Ayan, us – Ushikta; 2 – designations of drilling areas: S – Sobinskaya, P – Paiginskaya, Dzh
Journal Article

GEOCHEMISTRY OF ORGANIC MATTER OF OIL SOURCE ROCKS AND OILS FROM UPPER PRECAMBRIAN STRATA OF SOUTHERN EAST SIBERIA

I.D. Timoshina
Published: 01 July 2004
Russ. Geol. Geophys. (2004) 45 (7): 901–910.
... of the Nepa-Botuobiyan anteclise and Katanga saddle. The existence of two oil families evidences different compositions, accumulation conditions, and diagenesis settings of OM in Riphean ecological niches on the Siberian craton. Study was also given to the OM of Upper Precambrian oil source formations...
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View PDF for article title, GEOCHEMISTRY OF ORGANIC MATTER OF OIL SOURCE ROCKS AND OILS FROM UPPER PRECAMBRIAN STRATA OF SOUTHERN EAST SIBERIA
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Journal Article

Microfossils and biofacies of the Vendian fossil biota in the southern Siberian Platform

K.E. Nagovitsin, B.B. Kochnev
Published: 01 April 2015
Russ. Geol. Geophys. (2015) 56 (4): 584–593.
DOI: https://doi.org/10.1016/j.rgg.2015.03.009
...K.E. Nagovitsin; B.B. Kochnev Abstract Based on the study of the litho- and biofacies of the Vendian Nepa Horizon in the central area of the Siberian Platform inland, a paleoecological model for the Vendian microbiota has been developed. The sedimentation environments of the Katanga saddle have...
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View PDF for article title, Microfossils and biofacies of the Vendian fossil biota in the southern Siberian Platform
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Journal Article

HALMEIC FORMATIONS AND PETROLEUM POTENTIAL OF PALEOZOIC RESERVOIRS OF THE SIBERIAN PLATFORM

G. S. Fradkin
Published: 01 April 2001
Russ. Geol. Geophys. (2001) 42 (4): 573–584.
... us to specify the earlier schemes of petroleum-geological regionalization of the Siberian Platform. In the Vendian-Cambrian complex, the main petroliferous belt is the Nepa-Botuobiyan and Baikit anteclises separated by the Katanga Saddle. In addition, the Berezovka, Kempendyai, and Ygyatta troughs...
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View PDF for article title, HALMEIC FORMATIONS AND PETROLEUM POTENTIAL OF PALEOZOIC RESERVOIRS OF THE SIBERIAN PLATFORM
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Journal Article

THE NEOPROTEROZOIC IN THE WEST OF THE SIBERIAN PLATFORM

V. V. Khomentovsky, K. E. Nagovitsin
Published: 01 October 1998
Russ. Geol. Geophys. (1998) 39 (10): 1366–1377.
...Fig. 4. Correlation of boreholes in the Katanga saddle. Designations follow Fig. 2 . ...
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View PDF for article title, THE NEOPROTEROZOIC IN THE WEST OF THE SIBERIAN PLATFORM
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Journal Article

LITHOSTRATIGRAPHY OF THE VENDIAN DEPOSITS IN THE BAIKIT ANTECLISE

B. G. Kraevskii, A. M. Pustylnikov, V. N. Bogdanova
Published: 01 April 1996
Russ. Geol. Geophys. (1996) 37 (4): 35–40.
...B. G. Kraevskii; A. M. Pustylnikov; V. N. Bogdanova In the lower portion of the Vendian section of the Angara Fold Belt, the Vanavara and Oskobino formations in the central and western parts of the Baikit Anteclise and Katanga Saddle are replaced with a sulfate-dolomite-terrigenous complex, which...
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Schematic location of the section lines in the Baikit anteclise and Katanga saddle. Structure-tectonic elements: I – Baikit anteclise, I1 – Kamo arch, II – Nepa-Botuobiya anteclise, III – Katanga saddle, IV – Kureika syneclise, V – Sayan-Yenisei syneclise, VI – Angara-Lena step. Drilled areas: Bdsh – Bedoshemo, Vd – Vedreshe, UDzh – upper-Dzhelindukon, UTg – upper-Taiga, UChm – upper-Chamba, Er – Erema, WYu – west-Yudukon, Km – Kuyumba, Kp – Kopokta, Ks – Kosva, Kt – Katanga, Md – Madra, Mn – Mankura, LMd – lower-Madashena, Og – Ognevka, Ol – Olenchimo, Om – Omoro, Os – Oskoba, Okh – Okhotnich’ya, Pg – Paiga, Pp – Podporozhnaya, Sb – Soba, Tg – Taiga, Tmb – Taimba, Tr – Ter’, Khrb – Khrebtovaya, Khr – Khorkich, Chmd – Chemdal’sk, Yur – Yurubchen. 1 – outlines of major structures, 2 – outlines of substructures, 3 – section profiles, 4 – boreholes, 5 – outlines of occurrence of Phanerozoic deposits.

Schematic location of the section lines in the Baikit anteclise and Katanga...

Published: 01 September 1999
Fig. 6. Schematic location of the section lines in the Baikit anteclise and Katanga saddle. Structure-tectonic elements: I – Baikit anteclise, I 1 – Kamo arch, II – Nepa-Botuobiya anteclise, III – Katanga saddle, IV – Kureika syneclise, V – Sayan-Yenisei syneclise, VI – Angara-Lena step. Drilled
Image
Location map of the regions mentioned. 1 – Regions: I – Anabar Massif; II – Olenek Uplift; III – Kharaulakh Mts; IV – Yenisei Range; V – Baikit Arch; VI – Angara Range; VII – Katanga Saddle; VIII – Nepa-Botuobiya region; IX – Uchur-Maya region; 2 – Imbinskaya-2 Borehole.

Location map of the regions mentioned. 1 – Regions: I – Anabar Massif; II...

Published: 01 November 1996
Fig. 1. Location map of the regions mentioned. 1 – Regions: I – Anabar Massif; II – Olenek Uplift; III – Kharaulakh Mts; IV – Yenisei Range; V – Baikit Arch; VI – Angara Range; VII – Katanga Saddle; VIII – Nepa-Botuobiya region; IX – Uchur-Maya region; 2 – Imbinskaya-2 Borehole.
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Scheme of sampling localities. 1 – sampling locality and its number in Table 1; 2 – boundary of the Siberian Platform; 3 – boundaries of major structures. Superorder structures: I – Kureika-Baklanikha megabar; II – Bakhta megaprotrusion; III – Kureika syneclise; IV – Baikit anteclise; V – Sayan-Yenisei syneclise; VI – Katanga saddle; VII – Angara-Lena step; VIII – Nepa-Botuobiyan anteclise; IX – cis-Patomian region, trough; X – Anabar anteclise.

Scheme of sampling localities. 1 – sampling locality and its number in T...

Published: 01 May 1999
anteclise; V – Sayan-Yenisei syneclise; VI – Katanga saddle; VII – Angara-Lena step; VIII – Nepa-Botuobiyan anteclise; IX – cis-Patomian region, trough; X – Anabar anteclise.
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Location of the investigated area (A) and boreholes (B). 1 – boundaries of the structural units, 2 – boreholes, names and numbers. BA – Baikit Anteclise, KSN – Kureika Syneclise, KS – Katanga Saddle, NBA – Nepa-Botuoba Anteclise, SYe – Sayan-Yenisei Syneclise, IN – Irkineeva Nose, YeR – Yenisei Range. Boreholes: Ks – Kosvinskaya, Tg – Taiginskaya, Eng – Engidinskaya, Om – Omorinskaya, Vtg – Verkhnetaiginskaya, Kh – Khorkichskaya, Osk – Oskobinskaya, Sb – Sobinskaya, Vn – Vanavarskaya, Tt – Teterskaya, Nmd – Nizhnemadashenskaya, Imb – Imbinskaya, Bg – Boguchanskaya, Ag – Agaleevskaya.

Location of the investigated area ( A ) and boreholes ( B ). 1 – boundari...

Published: 01 April 1996
Fig. 1. Location of the investigated area ( A ) and boreholes ( B ). 1 – boundaries of the structural units, 2 – boreholes, names and numbers. BA – Baikit Anteclise, KSN – Kureika Syneclise, KS – Katanga Saddle, NBA – Nepa-Botuoba Anteclise, SYe – Sayan-Yenisei Syneclise, IN – Irkineeva Nose
Image
Geomorphic uplift in the Venidan reservoir. Section across the Katanga Saddle and the Nepa–Botuoba uplift. Nepa and Tira stages (Venidan). 1, sandstone; 2, mudstone; 3, clayey dolomite; 4, dolomite; 5, sulfate dolomite; 6, salt; 7, basement; 8, gas (a), oil (b), gas and oil (c) occurrences; 9, faults; 10, administrative boundaries. Reservoir beds: Vn, Vanavara, Uch, Upper Chona, Hm, Khamaka, Tl, Talakh. Numerals in circles: 1, eastern slope, 2, Cis-Patom Foredeep. Inset shows profile location.

Geomorphic uplift in the Venidan reservoir. Section across the Katanga Sadd...

Published: 01 August 2021
Fig. 6. Geomorphic uplift in the Venidan reservoir. Section across the Katanga Saddle and the Nepa–Botuoba uplift. Nepa and Tira stages (Venidan). 1 , sandstone; 2 , mudstone; 3 , clayey dolomite; 4 , dolomite; 5 , sulfate dolomite; 6 , salt; 7 , basement; 8 , gas ( a ), oil ( b ), gas
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Tectonic scheme of the Siberian Platform cover (according to [2].with author’s additions). 1 – modern boundaries of the Siberian Platform (a – reliable, b – supposed), confined chiefly to zones of deep faults; 2 – major frontal overthrusts of the marginal zones of the platform; 3 – main zones of intracratonic faults; boundaries: 4 – largest (superrank) and 5 – separate large (first rank) plicative structures of various signs. The largest structures are: I – Yenisei-Khatanga regional trough, II – pre-Verkhoyansk marginal trough; III – Vlyui hemisyneclise; IV – Anabar, V – Aldan, VI – Nepa-Botuoba, and VII – Baikit anteclises; VIII – Kureika syneclise; IX – Sayan-Yenisei Syneclise; X – pre-Patom regional trough; XI – Angara-Lena step. Major features: 1 – Khantaika-Rybninsk megarampart, 2 – Kureika-Baklanikha megarampart, 3 – Anabar-Khatanga saddle, 4 – Lena-Anabar megatrough, 5 – Ygyatta depression, 6 – Kempendyai depression, 7 – Suntara arch, 8 – Syugdzher saddle, 9 – Katanga saddle.

Tectonic scheme of the Siberian Platform cover (according to [ 2 ].with aut...

Published: 01 August 1996
megatrough, 5 – Ygyatta depression, 6 – Kempendyai depression, 7 – Suntara arch, 8 – Syugdzher saddle, 9 – Katanga saddle.
Image
Location map of Early Paleozoic Katanga synsedimentary uplift in present structural framework of Siberian Platform. 1–3 — limits of: 1 — Siberian Platform, 2 — major structures, 3 — Lower Vendian sediments; 4 — Early Paleozoic Katanga synsedimentary uplift; 5 — deep wells and drilling fields. Roman numerals mark structures: I — Kureika syncline, II — Tura basin, III — Suringda uplift, IV — Baikit uplift, V — Sayan-Yenisei syncline, VI — Angara-Lena fault step, VII — Katanga saddle, VIII — Nepa-Botuobiya arch, IX — Kureika-Baklanikha ridge, X — Nizhnyaya Tunguska basin, XI — Patom foredeep. Arab numerals mark deep wells and drilling fields, keyed as: 1 — Tetenchime, 2 — Uchama, 3 — Nizhnyaya Tunguska, 4 — Tanachi, 5 — Moktakon, 6 — Svetlaya, 7 — Kuyumba, 8 — Ust’-Kam, 9 — Vanavara, 10 — Soba, 11 — Paiga, 12 — Upper Dzhelindukon, 13 — Tetere, 14 — Erema, 15 — Erbogachon, 16 — Upper Chona, 17 — Talakan, 18 — North Markovo, 19 — Bratsk, 20 — Sedanovka, 21 — Litvintsevo, 22 — Tunguska, 23 — Eleleken.

Location map of Early Paleozoic Katanga synsedimentary uplift in present st...

Published: 01 February 2002
fields. Roman numerals mark structures: I — Kureika syncline, II — Tura basin, III — Suringda uplift, IV — Baikit uplift, V — Sayan-Yenisei syncline, VI — Angara-Lena fault step, VII — Katanga saddle, VIII — Nepa-Botuobiya arch, IX — Kureika-Baklanikha ridge, X — Nizhnyaya Tunguska basin, XI — Patom
Journal Article

AN OLD OIL AND GAS ACCUMULATION ZONE IN THE SOUTHERN SIBERIAN PLATFORM ( Katanga uplift )

A.B. Khomenko, E.N. Kuznetsova, A.O. Gordeeva
Published: 01 February 2002
Russ. Geol. Geophys. (2002) 43 (2): 177–180.
... fields. Roman numerals mark structures: I — Kureika syncline, II — Tura basin, III — Suringda uplift, IV — Baikit uplift, V — Sayan-Yenisei syncline, VI — Angara-Lena fault step, VII — Katanga saddle, VIII — Nepa-Botuobiya arch, IX — Kureika-Baklanikha ridge, X — Nizhnyaya Tunguska basin, XI — Patom...
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View PDF for article title, AN OLD OIL AND GAS ACCUMULATION ZONE IN THE SOUTHERN SIBERIAN PLATFORM ( <span class="search-highlight">Katanga</span> uplift )
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Journal Article

Petroleum potential of the Riphean-Vendian Chunya sedimentary basin in the western Siberian Platform

N.V. Mel’nikov, Yu.A. Filiptsov, V.I. Valchak, E.V. Smirnov, L.V. Borovikova
Published: 01 March 2008
Russ. Geol. Geophys. (2008) 49 (3): 176–182.
DOI: https://doi.org/10.1016/j.rgg.2008.02.001
... is overlain by silty argillaceous dolomite with interbeds of mudstone and glauconite sandstone of the Dolgokta Formation (100 m) which correlates with the Neryunda Formation of the Katanga saddle. The Kuyumba Formation of 470 m thick layered stromatolite dolomite correlates with the Paiga Formation...
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View PDF for article title, Petroleum potential of the Riphean-Vendian Chunya sedimentary basin in the western Siberian Platform
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Journal Article

GEOLOGICAL AND GEOCHEMICAL CRITERIA FOR PRESERVATION OF HYDROCARBON ACCUMULATIONS IN THE WESTERN PART OF THE SIBERIAN PLATFORM

I. S. Starobinets, M. V. Obukhova
Published: 01 August 1996
Russ. Geol. Geophys. (1996) 37 (8): 202–208.
... Kuyumba R 2,425 8 3.8 0.2 5.0 5 4.4 Traces 14 82.0 9.6 0.01 No 80 0.38 Omorin Є 1 2,450   – – – 4 4.9 « 7 78.9 13.0 Traces « 7.3 0.79 Katanga saddle Sobinka V 2635 9 4.2 0.3 4.0 7 3.0 Traces 28 67.8 13.4 0.02 No 18.3 0.55 Vanavara V 3,100 6...
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Composite sections of the Riphean deposits of the Baikit anteclise (a) and Katanga saddle (b). Series: a: I – Delingdeken, II – Madra, III – Yurubchen and its analog – Shikta, IV – Dolgoktin, V – Kuyumbe, VI – Kopcher, VII – Yukta and its analog – Chavicha, VIII – Tokur, IX – Iremeken; b: I – lower terrigenous, II – dolomite-clayey, III – upper terrigenous, IV – dolomite sulfate-bearing, V – siliceous-dolomitic, VI – clayey, VII – clay-dolomitic, VIII – dolomite phytogenous. 1 – sandstones, 2 – siltstones, 3 – mudstones and shales, 4 – clayey dolomites, 5 – dolomitic marls, 6 – dolomicrites, 7 – clastic dolomites, 8 – dolomite breccia, 9 – organogenic dolomites (stromatolitic and microphytolitic), 10 – limestones, 11 – silicites, 12 – anhydritic and anhydrite-containing rocks.

Composite sections of the Riphean deposits of the Baikit anteclise ( a ) an...

Published: 01 December 1997
Fig. 2. Composite sections of the Riphean deposits of the Baikit anteclise ( a ) and Katanga saddle ( b ). Series: a : I – Delingdeken, II – Madra, III – Yurubchen and its analog – Shikta, IV – Dolgoktin, V – Kuyumbe, VI – Kopcher, VII – Yukta and its analog – Chavicha, VIII – Tokur, IX
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Map of Vendian-Lower Cambrian petroleum-promising subsalt fields and petroleum-geological regionalization of the Siberian Platform, after [7]. Fields: 1 – oil, 2 – oil-gas and gas-oil, 3 – gas and gas-condensate; 4 – bitumen fields. Petroleum-promising deposits: 5 – of rank I, 6 – of rank II, 7 – of rank III, 8 – low-grade, 9 – presumably high-grade, 10 – unpromising. Boundaries of: 11 – petroliferous provinces (A – Lena-Tunguska, B – Khatanga-Vilyui), 12 – areas of differently promising deposits, 13 – high-rank structures; 14 – overthrust zones with contours of allochthon structures; 15 – marginal sutures of the platform. Fields: 1 – Deryabinskoe, 2 – Soleninskoe, 3 – Srednetyungskoe, 4 – Sredne-vilyuiskoe, 5 – Tolon-Mastakhskoe, 6 – Solobokh-Nedzhelinskoe, 7 – Sobinskoe, 8 – Irelyakhskoe, 9 – Srednebotuobinskoe, 10 – Verkhnevilyuchanskoe, 11 – Verkhnechon- skoe, 12 – Danilovskoe, 13 – Dulisminskoe, 14 – Yaraktinskoe, 15 – Markovskoe, 16 – Yurubchenskoe. Tectonic elements: I – Yenisei-Khatanga regional trough, II – Anabar-Khatanga saddle, III – Lena-Anabar megatrough, IV – cis-Verkhoyansk marginal trough, V – Vilyui hemisyneclise, VI – Aldan anteclise, VII – cis-Patom regional trough, VIII – Nepa-Botuobiyan anteclise, IX – Angara-Lena structural stage, X – Katanga saddle, XI – Sayan-Yenisei syneclise, XII – Baikit anteclise, XIII – Kureika syneclise, XIV – Anabar anteclise, XV – Syugdzher saddle.

Map of Vendian-Lower Cambrian petroleum-promising subsalt fields and petrol...

Published: 01 April 2001
anteclise, VII – cis-Patom regional trough, VIII – Nepa-Botuobiyan anteclise, IX – Angara-Lena structural stage, X – Katanga saddle, XI – Sayan-Yenisei syneclise, XII – Baikit anteclise, XIII – Kureika syneclise, XIV – Anabar anteclise, XV – Syugdzher saddle.