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Baikal Group

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Journal Article
Published: 01 October 2005
Russ. Geol. Geophys. (2005) 46 (10): 1019–1037.
...E.M. Khabarov; V.A. Ponomarchuk Study was given to the isotopic compositions of carbonate and organic carbons in the deposits of the Baikal Group in western Cisbaikalia. The section of this rock group is considered as a stratotype for the Baikalian, the upper subunit (younger than 850 Ma...
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Journal Article
Published: 01 September 2007
Russ. Geol. Geophys. (2007) 48 (9): 707–710.
... of the Akitkan Group (North Baikal volcanoplutonic belt). These rocks are considered to have formed during the sedimentation. The dates (1863±9 Ma) permitted estimation of the age of basal beds of the Chaya Formation and substantiate the age boundary between the Khibelen and Chaya Formations of the Akitkan Group...
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Journal Article
Published: 01 September 2023
American Mineralogist (2023) 108 (9): 1805–1817.
...Anatoly N. Sapozhnikov; Nadezhda B. Bolotina; Nikita V. Chukanov; Roman Yu. Shendrik; Ekaterina V. Kaneva; Marina F. Vigasina; Larisa A. Ivanova; Vladimir L. Tauson; Sergey V. Lipko Abstract The new sodalite-group mineral species slyudyankaite, ideally Na 28 Ca 4 (Si 24 Al 24 O 96 ) (SO 4 ) 6 (S 6...
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Journal Article
Published: 01 May 2018
Russ. Geol. Geophys. (2018) 59 (5): 459–471.
...) at the early stages of the evolution of parental magmas and primitive cumulates from the Yoko–Dovyren layered massif (northern Baikal area, Russia). The object of study was two types of plagioclase peridotites from the lower part of the intrusion, differing in the porosity of primary olivine cumulates: less...
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Journal Article
Published: 01 March 2004
Russ. Geol. Geophys. (2004) 45 (3): 335–346.
...D.A. Orsoev; Yu.Ch. Ochirov; A.G. Mironov; B.B. Damdinov; S.M. Zhmodik Minerals of platinum group elements (PGE) from gold placers were studied in various regions of the Sayan-Baikal Folded Area (Buryatia). Four types of mineral associations have first been recognized: Ru-Ir-Os, Os-Ir, Pt-Fe...
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Deformation in stratotype area of Baikal Group (Western Baikal region). A — Location map of Baikal Group and structural sections; 1 — Quaternary rocks; 2 — Vendian Ushakovka Formation; 3–5 — Late Riphean Kachergat (3), Uluntui (4), and Goloustnaya (5) formations; 6 — Archean-Paleoproterozoic; 7 — Early Paleozoic collisional gabbroids; 8 — Paleoproterozoic granitoids of Primorsky complex; 9 — faults; 10 — sections. B–E — structural sections: B — left bank of Goloustnaya River, opposite B. Cheremshanka creek mouth; C, D — Ozerko valley, from detailed structural studies (Mazukabzov et al., 2001) (C) and from 1:50,000 geological surveys (D); E — Kutrun River valley, after our data (1–3 are insets of enlarged sections of selected sites); 11 — Quaternary deposits; 12–15 — Baikal Group: 12 — Kachergat Formation, 13 — Upper Uluntui subformation, 14 — lower Uluntui subformation, 15 — Goloustnaya Formation; 16 — Primorsky granitoids; 17 — faults; 18 — sampling sites for δ13C (Khabarov and Ponomarchuk, 2005).
Published: 01 January 2007
Fig. 3. Deformation in stratotype area of Baikal Group (Western Baikal region). A — Location map of Baikal Group and structural sections; 1 — Quaternary rocks; 2 — Vendian Ushakovka Formation; 3–5 — Late Riphean Kachergat ( 3 ), Uluntui ( 4 ), and Goloustnaya ( 5 ) formations; 6
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Composite type section of the Baikal Group and Ushakovka Formation in the stratotype locality: a, General scale; b, regional horizons and groups; c, formations, average thicknesses (m); d, lithology. 1, conglomerates and brec-cia-conglomerates; 2, polymictic and arkose-graywacke gravelstones and sandstones; 3, quartzose sandstones; 4, siltstones; 5, mudstones and silty mudstones; 6, carbonaceous mudstones and silty mudstones, carbon index; 7, schists after siltstones; 8, limestones, sandy and slightly sandy limestones; limestones interbedded with silty mudstones; 9, dolomites, sandy and slightly sandy dolomites; dolomites interbedded with silty mudstones; 10, dolomitic limestones, calcareous dolomites, slightly sandy and silty-clayey limestones and dolomites; 11, marls and sandy marls; 12, saliferous carbonates; 13, stromatolites and microphytoliths; 14, silicification in carbonates; 15, granitoids; 16, bedding with erosion; 17, sampling sites and sample numbers. Formations and complexes: ayn, Ayankan; gl, Goloustnaya; kc, Kachergat; kr, Kurtun; pr, Primorsky granitoid complex; ul, Uluntui; us, Usolka; and ush, Ushakovka.
Published: 01 October 2013
Fig. 3. Composite type section of the Baikal Group and Ushakovka Formation in the stratotype locality: a , General scale; b , regional horizons and groups; c , formations, average thicknesses (m); d , lithology. 1 , conglomerates and brec-cia-conglomerates; 2 , polymictic and arkose
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Stratigraphic column of the Baikal Group and Ushakovka Formation. 1, granitoids of the Primorsky complex; 2, basic volcanic rocks; 3, conglomerates and breccia–conglomerates; 4, gritstones and polymictic arkose–greywacke sandstones; 5, quartzose sandstones; 6, siltstones; 7, mudstones and silty mudstones; 8, carbonaceous mudstones and silty mudstones; 9, pelitic and aleuropelitic shales; 10, dolomites, arenaceous dolomites, alternating dolomites and silty mudstones; 11, dolomitic limestones, carbonate and silty–clayey dolomites; 12, stromatolites and microphytoliths; 13, silicification; 14, bedding with erosion; pr, granitoids of the Primorsky complex. Formations: gl, Goloustnaya; ul, Uluntui; kc, Kachergat; ush, Ushakovka. Numerals indicate mean thicknesses of the formations, m.
Published: 01 October 2013
Fig. 2. Stratigraphic column of the Baikal Group and Ushakovka Formation. 1 , granitoids of the Primorsky complex; 2 , basic volcanic rocks; 3 , conglomerates and breccia–conglomerates; 4 , gritstones and polymictic arkose–greywacke sandstones; 5 , quartzose sandstones; 6 , siltstones; 7
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Sources of clastics for terrigenous rocks of the Baikal Group on the base of Bhatia’s (1983) chart. Terrigenous rocks of the Baikal Group: 1, Goloustnaya, 2, Uluntui, 3, Kachergat. Provenance rocks: G, granites, Gr, granodiorites, D, dacites, A, andesites, R, recycled sediments.
Published: 01 October 2013
Fig. 3. Sources of clastics for terrigenous rocks of the Baikal Group on the base of Bhatia’s (1983) chart. Terrigenous rocks of the Baikal Group: 1 , Goloustnaya, 2 , Uluntui, 3 , Kachergat. Provenance rocks: G, granites, Gr, granodiorites, D, dacites, A, andesites, R, recycled sediments.
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Classification of terrigenous deposits of the Baikal Group according to Herron’s (1988) chart. Designations follow Fig. 3.
Published: 01 October 2013
Fig. 4. Classification of terrigenous deposits of the Baikal Group according to Herron’s (1988) chart. Designations follow Fig. 3 .
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REE pattern in terrigenous deposits of the Baikal Group and in the post-Archean Australian shale continental crust (PAAS). Designations: (a) 1, PAAS; 2–5, terrigenous deposits of the Goloustnaya Formation; (b) 1, PAAS; 2, 3, terrigenous deposits of the Kachergat Formation.
Published: 01 October 2013
Fig. 6. REE pattern in terrigenous deposits of the Baikal Group and in the post-Archean Australian shale continental crust (PAAS). Designations: ( a ) 1 , PAAS; 2 – 5 , terrigenous deposits of the Goloustnaya Formation; ( b ) 1 , PAAS; 2 , 3 , terrigenous deposits of the Kachergat Formation.
Journal Article
Published: 01 January 2000
Russ. Geol. Geophys. (2000) 41 (1): 1–29.
...Baikal Drilling Project Group One more drilling experiment, as part of the Baikal Drilling Project, was carried out in 1998 on the Akademichesky Ridge. Drilling was performed to the subbottom depth of 670 m in 333 m of water at 53°44′48″ N, 108°24′34″ E. Continuous coring was completed to 600 m...
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Journal Article
Published: 01 February 1998
Russ. Geol. Geophys. (1998) 39 (2): 135–154.
...The Baikal Drilling Project Group In 1966, investigation of the core samples obtained by drilling in Lake Baikal on the top of the underwater Akademichesky Ridge yielded its first results. Two boreholes were drilled to depths of 300 and 100 m below the sediment surface at 53°41′48″Ν–108°21′06″E...
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Journal Article
Published: 01 October 2013
Russ. Geol. Geophys. (2013) 54 (10): 1150–1163.
...Fig. 3. Composite type section of the Baikal Group and Ushakovka Formation in the stratotype locality: a , General scale; b , regional horizons and groups; c , formations, average thicknesses (m); d , lithology. 1 , conglomerates and brec-cia-conglomerates; 2 , polymictic and arkose...
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Provenance compositions for terrigenous deposits of the Baikal and Oselok Groups on the base of Taylor and McLennan’s chart. 1, Goloustnaya Formation of the Baikal Group; 2, Uluntui Formation of the Baikal Group; 3, Oselok Group. Composition fields: G, granites; S, sediments; B, basic rocks; UB, ultrabasic rocks.
Published: 01 October 2013
Fig. 16. Provenance compositions for terrigenous deposits of the Baikal and Oselok Groups on the base of Taylor and McLennan’s chart. 1, Goloustnaya Formation of the Baikal Group; 2 , Uluntui Formation of the Baikal Group; 3 , Oselok Group. Composition fields: G, granites; S, sediments; B
Journal Article
Published: 01 October 2013
Russ. Geol. Geophys. (2013) 54 (10): 1177–1194.
...Fig. 2. Stratigraphic column of the Baikal Group and Ushakovka Formation. 1 , granitoids of the Primorsky complex; 2 , basic volcanic rocks; 3 , conglomerates and breccia–conglomerates; 4 , gritstones and polymictic arkose–greywacke sandstones; 5 , quartzose sandstones; 6 , siltstones; 7...
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Journal Article
Published: 01 May 2014
Russ. Geol. Geophys. (2014) 55 (5-6): 629–648.
... not be correlated with Mesoproterozoic strata of the Anabar and Olenek Uplifts but occupies a rather higher stratigraphic position. It can be correlated with the Baikal Group of the West Pre-Baikal Area and the Dal’nyaya Taiga Group of the Patom Upland; specifically, the negative shift in the uppermost Sietachan...
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Journal Article
Published: 01 January 2007
Russ. Geol. Geophys. (2007) 48 (1): 46–60.
...Fig. 3. Deformation in stratotype area of Baikal Group (Western Baikal region). A — Location map of Baikal Group and structural sections; 1 — Quaternary rocks; 2 — Vendian Ushakovka Formation; 3–5 — Late Riphean Kachergat ( 3 ), Uluntui ( 4 ), and Goloustnaya ( 5 ) formations; 6...
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Journal Article
Journal: Geology
Published: 01 July 2013
Geology (2013) 41 (7): 787–790.
...Alexei V. Ivanov; Anatoly M. Mazukabzov; Arkady M. Stanevich; Stanislav V. Palesskiy; Olga A. Kozmenko Abstract Ediacaran Siberia was at tropical paleolatitudes when the glacigenic strata of the Goloustnaya Formation (Baikal Group, Siberia) were deposited at sea level. The presence of such deposits...
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Reconstruction of paleogeodynamic conditions of the sedimentation of terrigenous deposits of the Baikal and Oselok Groups. IK, Intracontinental settings; PM, passive continental margin; ACM, active continental margin, A1, settings of a young island arc; A2, settings of a mature island arc; 1, 2, Baikal Group (1, Goloustnaya and Uluntui Formations; 2, Kachergat Formation), 3, Oselok Group.
Published: 01 October 2013
Fig. 5. Reconstruction of paleogeodynamic conditions of the sedimentation of terrigenous deposits of the Baikal and Oselok Groups. IK, Intracontinental settings; PM, passive continental margin; ACM, active continental margin, A1, settings of a young island arc; A2, settings of a mature island arc