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Mongolia Collage

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Journal Article
Journal: Geology
Published: 12 February 2024
Geology (2024) 52 (5): 341–346.
... as revealed by seismic data yet rarely identified in fossil convergent systems. We propose the existence of a BMW beneath the Western Mongolia Collage during the early to middle Paleozoic based on a comprehensive chronology of geological events that characterized the accretionary orogen in this region...
FIGURES
First thumbnail for: Recognizing big mantle wedges in deep time: Constr...
Second thumbnail for: Recognizing big mantle wedges in deep time: Constr...
Third thumbnail for: Recognizing big mantle wedges in deep time: Constr...
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Schematic time-space diagram for Western Mongolia Collage, demonstrating regional sedimentation and volcanic activities, granitoid emplacement, and deformation-metamorphism events (see Fig. 2B for location). Stratigraphic information is referenced from Badarch et al. (2002) and Bold et al. (2016). Related information and sample numbers for granitoids and volcanic rocks are in Tables S5 and S3, respectively (see footnote 1). Carb.—Carboniferous; LP-HT—low pressure–high temperature; MP-MT—medium pressure–medium temperature.
Published: 12 February 2024
Figure 3. Schematic time-space diagram for Western Mongolia Collage, demonstrating regional sedimentation and volcanic activities, granitoid emplacement, and deformation-metamorphism events (see Fig. 2B for location). Stratigraphic information is referenced from Badarch et al. (2002
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Tectonic model showing accretionary evolution of Western Mongolia Collage, involving development of a big mantle wedge (BMW). Note that scale of panel A is different from that of B and C. Continental and oceanic crusts are differentiated from the respective lithospheric mantle in A, whereas the entire lithosphere is represented in B and C.
Published: 12 February 2024
Figure 4. Tectonic model showing accretionary evolution of Western Mongolia Collage, involving development of a big mantle wedge (BMW). Note that scale of panel A is different from that of B and C. Continental and oceanic crusts are differentiated from the respective lithospheric mantle
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Early Permian paleogeographic reconstructions showing simplified plate junctions. The Kazakhstan collage system and Mongolia collage system are modified after Xiao et al. (2015).
Published: 14 November 2022
Figure 10. Early Permian paleogeographic reconstructions showing simplified plate junctions. The Kazakhstan collage system and Mongolia collage system are modified after Xiao et al. (2015) .
Image
(A) Tectonic overview map of Central Asian Orogenic Belt (CAOB) and surrounding cratons. (B) Simplified geological map of Western Mongolia Collage showing distribution of tectonic blocks (modified from Jiang et al., 2017). Blue dotted line “a-b” is approximate location of time-space diagram shown in Figure 3. HT-LP—high temperature–low pressure.
Published: 12 February 2024
Figure 2. (A) Tectonic overview map of Central Asian Orogenic Belt (CAOB) and surrounding cratons. (B) Simplified geological map of Western Mongolia Collage showing distribution of tectonic blocks (modified from Jiang et al., 2017 ). Blue dotted line “a-b” is approximate location of time-space
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Simplified models showing the tectonic evolution of the northern Beishan orogenic collage (NW China) and rollback of the Mongolia collage during the Ordovician–Carboniferous. (a, b) During the Ordovician–Devonian, the Hongshishan Ocean underwent northwards subduction, resulting in the primary depositional stage of the Xianshuihu Formation as a back-arc basin and the Yuanbaoshan Formation as an arc-related basin. (c, d) During the Carboniferous, the bidirectional subduction of the Hongshishan Ocean led to the origin of the Baishan Formation, which exhibits the distinct characteristics of a continental arc. MZSM, Mazongshan microcontinent; SSC, southern continental marginal accretion belt of the Siberian Craton; SMM, southern Mongolian microcontinent. Source: parts (b, d) modified after Xiao et al. (2018).
Published: 04 October 2024
Fig. 9. Simplified models showing the tectonic evolution of the northern Beishan orogenic collage (NW China) and rollback of the Mongolia collage during the Ordovician–Carboniferous. ( a , b ) During the Ordovician–Devonian, the Hongshishan Ocean underwent northwards subduction, resulting
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(A) Tectonic map of the main components of the Central Asian Orogenic Belt showing the relationship of the Junggar terrane with the Kazakhstan and Mongolia collage systems (after Xiao et al., 2018). (B) Schematic tectonic map showing the major tectonic units and the age and distribution of early Paleozoic magmatic rocks in the eastern Junggar terrane, with the locations of the study areas. CTB—Central Tianshan block. See Table S2 for age data sources of the magmatic rocks (see text footnote 1).
Published: 12 January 2024
Figure 1. (A) Tectonic map of the main components of the Central Asian Orogenic Belt showing the relationship of the Junggar terrane with the Kazakhstan and Mongolia collage systems (after Xiao et al., 2018 ). (B) Schematic tectonic map showing the major tectonic units and the age
Image
(A) Tectonic map of the main components of the Central Asian Orogenic Belt (CAOB) showing the Kazakhstan and Mongolia Collages separated by a dotted line (after Xiao et al., 2018). (B) Representative models for the tectonic affinities of the microcontinents in the CAOB, including Siberia Craton in the north, Gondwana in the south, or bilateral origins (e.g., Yang et al., 2011; Levashova et al., 2011; Rojas-Agramonte et al., 2011; Wilhem et al., 2012; Wang et al., 2014; He et al., 2015; Huang et al., 2016, 2017; Likhanov and Santosh, 2017; Wen et al., 2017; Zhou et al., 2018; Wang et al., 2018).
Published: 08 July 2019
Figure 1. (A) Tectonic map of the main components of the Central Asian Orogenic Belt (CAOB) showing the Kazakhstan and Mongolia Collages separated by a dotted line (after Xiao et al., 2018 ). (B) Representative models for the tectonic affinities of the microcontinents in the CAOB, including
Journal Article
Published: 26 November 2024
Journal of the Geological Society (2025) 182 (2): jgs2024-100.
... metamorphism recorded in the Mongolia–Manchuria and Baikal–Sayan belts. This was followed by gradual prevalence of suprasubduction high T / P metamorphism towards the late Paleozoic corresponding to the Altai and South Altai cycles. In the Tarim–North China Collage, metamorphic P – T and timing reveal a two...
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First thumbnail for: Paleozoic tectonothermal history of the amalgamati...
Second thumbnail for: Paleozoic tectonothermal history of the amalgamati...
Third thumbnail for: Paleozoic tectonothermal history of the amalgamati...
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Tectonic map of the Tarim–North China, Mongolia and Kazakhstan collages constituting the Central Asian Orogenic Belt (CAOB). Source: modified after Guy et al. (2020).
Published: 26 November 2024
Fig. 1. Tectonic map of the Tarim–North China, Mongolia and Kazakhstan collages constituting the Central Asian Orogenic Belt (CAOB). Source: modified after Guy et al. (2020) .
Journal Article
Journal: GSA Bulletin
Published: 05 August 2020
GSA Bulletin (2021) 133 (3-4): 802–818.
... to the Mongolia collage system, with many arcs/terranes to its north (e.g., Xiao et al., 2003 ), this simple forearc-arc system provides an ideal place to understand the subduction process of the Paleo–Asian Ocean by analyzing the tectonic nature and origin of the microcontinent (i.e., the Bainaimiao arc terrane...
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First thumbnail for: Tectonic origin of the Bainaimiao arc terrane in t...
Second thumbnail for: Tectonic origin of the Bainaimiao arc terrane in t...
Third thumbnail for: Tectonic origin of the Bainaimiao arc terrane in t...
Journal Article
Published: 01 May 2010
Journal of the Geological Society (2010) 167 (3): 491–509.
...James H.S. Blight; Michael G. Petterson; Quentin G. Crowley; Dickson Cunningham Abstract: The Palaeozoic–Mesozoic tectonic evolution of Central Asia, including the vast terrane collage that makes up Mongolia, has been a topic of considerable debate. The Oyut Ulaan Volcanic Group is a sequence...
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First thumbnail for: The Oyut Ulaan Volcanic Group: stratigraphy, magma...
Second thumbnail for: The Oyut Ulaan Volcanic Group: stratigraphy, magma...
Third thumbnail for: The Oyut Ulaan Volcanic Group: stratigraphy, magma...
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(A) Tectonic map of the Central Asian orogenic belt, showing the Kazakhstan, Mongolia, and Tarim–North China collage systems, and the location of Beishan orogen (Xiao et al., 2015). (B) Simplified tectonic outline of the Beishan orogen and the location of study area (Xiao et al., 2010).
Published: 14 November 2022
Figure 1. (A) Tectonic map of the Central Asian orogenic belt, showing the Kazakhstan, Mongolia, and Tarim–North China collage systems, and the location of Beishan orogen ( Xiao et al., 2015 ). (B) Simplified tectonic outline of the Beishan orogen and the location of study area ( Xiao et al
Journal Article
Published: 04 October 2024
Journal of the Geological Society (2024) 181 (6): jgs2023-153.
...Fig. 9. Simplified models showing the tectonic evolution of the northern Beishan orogenic collage (NW China) and rollback of the Mongolia collage during the Ordovician–Carboniferous. ( a , b ) During the Ordovician–Devonian, the Hongshishan Ocean underwent northwards subduction, resulting...
FIGURES
First thumbnail for: Paleozoic subduction of the Palaeo-Asian Ocean pla...
Second thumbnail for: Paleozoic subduction of the Palaeo-Asian Ocean pla...
Third thumbnail for: Paleozoic subduction of the Palaeo-Asian Ocean pla...
Series: Special Publications of the Society of Economic Geologists
Published: 01 January 2019
DOI: 10.5382/SP.22.03
EISBN: 978-1-629493-10-7
..., Alxa, Inner Mongolia, and northeastern China comprises a huge orogenic collage of the Central Asian orogenic belt. The Altaids formed by substantial Phanerozoic continental growth by ocean closure and terrane accretion in the Permian-Triassic until its termination by collision with the Tarim and North...
Image
Tectonic demarcation of Central Asian Foldbelt in the Altai–Sayan folded region, Mongolia, and Cisbaikalia. 1, Neogene–Quaternary deposits of Biysk–Barnaul Depression; 2, undifferentiated collage of Late Paleozoic strike-slip terranes of East Kazakhstan dividing the Kazakhstan–Baikal continent into western Kazakhstan and eastern Baikal blocks; 3, undifferentiated Ordovician–Early Devonian continental passive margin and Devonian active margin formations of Siberia; 5, Late Vendian to Early Cambrian accretionary wedges; 6, oceanic ophiolite; 7, primitive island arc ophiolite; 8, backarc basin ophiolite; 9, Vendian–Cambrian island arcs; 10, undifferentiated Early Mesozoic formations of the Mongolia–Okhotsk suture-shear zone; 11, Siberian Craton; 12, Gondwana terranes: Tuva–Mongolia (TM), Barguzin (B), Altai–Mongolia (AM); 13, undifferentiated Late Paleozoic to Early Mesozoic fault structures; 14, Middle–Late Paleozoic Charysh–Terekta–Ulagan–Sayan suture-shear zone.
Published: 01 January 2011
Fig. 2. Tectonic demarcation of Central Asian Foldbelt in the Altai–Sayan folded region, Mongolia, and Cisbaikalia. 1 , Neogene–Quaternary deposits of Biysk–Barnaul Depression; 2 , undifferentiated collage of Late Paleozoic strike-slip terranes of East Kazakhstan dividing the Kazakhstan–Baikal
Journal Article
Journal: GSA Bulletin
Published: 01 May 2017
GSA Bulletin (2017) 129 (5-6): 677–697.
...Yilong Li; Fraukje M. Brouwer; Wenjiao Xiao; Jianping Zheng Abstract The Central Asian orogenic belt, formed in response to consumption of the Paleo–Asian Ocean, is one of the largest and most complex accretionary collages in the world and was responsible for considerable Phanerozoic juvenile...
FIGURES
First thumbnail for: Late Devonian to early Carboniferous arc-related m...
Second thumbnail for: Late Devonian to early Carboniferous arc-related m...
Third thumbnail for: Late Devonian to early Carboniferous arc-related m...
Journal Article
Published: 01 January 2011
Russ. Geol. Geophys. (2011) 52 (1): 52–71.
...Fig. 2. Tectonic demarcation of Central Asian Foldbelt in the Altai–Sayan folded region, Mongolia, and Cisbaikalia. 1 , Neogene–Quaternary deposits of Biysk–Barnaul Depression; 2 , undifferentiated collage of Late Paleozoic strike-slip terranes of East Kazakhstan dividing the Kazakhstan–Baikal...
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First thumbnail for: Tectonics and geodynamics of the Central Asian Fol...
Second thumbnail for: Tectonics and geodynamics of the Central Asian Fol...
Third thumbnail for: Tectonics and geodynamics of the Central Asian Fol...
Journal Article
Published: 01 January 2003
Russ. Geol. Geophys. (2003) 44 (1-2): 49–75.
... areas in Central Asia show an important role of strike-slip faulting in their evolution. The pattern of major strike-slip faults outlines a terrane collage produced by a Late Devonian-Early Carboniferous collision of Gondwanian terranes (Altai-Mongolia and others) with Siberia and a Late Carboniferous...
FIGURES
First thumbnail for: ROLE OF STRIKE-SLIP FAULTING IN LATE PALEOZOIC-EAR...
Second thumbnail for: ROLE OF STRIKE-SLIP FAULTING IN LATE PALEOZOIC-EAR...
Third thumbnail for: ROLE OF STRIKE-SLIP FAULTING IN LATE PALEOZOIC-EAR...
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Generalized tectonic framework of folded periphery of Siberian craton. Compiled using map from Fig. 1 in [3] and [8], with additions. 1 — fold-thrust belts on subsided craton margins (BP stands for Baikal-Patom basin); 2 — fragments of Precambrian microcontinents, abbreviated as: Al — Altai, TM — Tuva-Mongolia, Dz — Dzavhan, CM — Central Mongolia, Arg — Argun, SG — South Gobi, JB — Jiamusy-Bu-reya; 3–5 — collage of terranes composed of Late Riphean (800– 630 Ma) complexes of Baikalides (3), Vendian-Early Paleozoic (630–400 Ma) complexes of Caledonides (4), and Middle and Late Paleozoic (400–250 Ma) complexes of Hercynides (5); 6 — faults.
Published: 01 January 2006
as: Al — Altai, TM — Tuva-Mongolia, Dz — Dzavhan, CM — Central Mongolia, Arg — Argun, SG — South Gobi, JB — Jiamusy-Bu-reya; 3 – 5 — collage of terranes composed of Late Riphean (800– 630 Ma) complexes of Baikalides ( 3 ), Vendian-Early Paleozoic (630–400 Ma) complexes of Caledonides ( 4 ), and Middle