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Dariv Formation

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Journal Article
Published: 01 March 2006
Journal of the Geological Society (2006) 163 (2): 363–373.
...Arjan H. Dijkstra; Fraukje M. Brouwer; W. Dickson Cunningham; Craig Buchan; Gombosuren Badarch; Paul R.D. Mason Abstract An unusual late Neoproterozoic ( c . 572 Ma) ophiolite is exposed in the Dariv Range (western Mongolia), which contains intermediate to acidic lavas and sheeted dykes...
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Journal Article
Published: 01 July 2006
Journal of the Geological Society (2006) 163 (4): 657–670.
... and destruction. The Jargalant Formation onlaps Palaeozoic rocks east of Little Dariv Mountain ( Fig. 2 ) and consists of predominantly green-toned texturally mature cobble conglomerate beds with thin sandstone sheets that fine upwards into a siltstone-dominated succession containing conglomerate channels...
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Image
Tectonic model for the <b>formation</b> and emplacement of the <b>Dariv</b> Ophiolite and...
Published: 01 March 2006
Fig. 7.  Tectonic model for the formation and emplacement of the Dariv Ophiolite and the Dariv Metamorphic Complex (DMC), based on the reconstruction of the western Pacific and the emplacement of the Papua New Guinea Ophiolite ( Milsom 2003 ). ( a ) Proto-arc spreading above an intra-oceanic
Journal Article
Journal: Geology
Published: 01 February 2009
Geology (2009) 37 (2): 123–126.
... the major sequences within the Tsagaan Oloom Formation. Figure 1. A: Tectonic map of western Mongolia modified from Badarch et al. (2002) and Windley et al. (2007) . Teeth on faults indicate the inferred dip of subduction zones. K-D Arc— Khantayshir-Dariv Arc; AZ—accretionary zone including arcs...
FIGURES
Journal Article
Journal: Geology
Published: 01 January 2017
Geology (2017) 45 (1): 11–14.
... are ideal candidates to study the time scales of magmatic differentiation using zircon U-Pb geochronology. This study focuses on the Dariv Igneous Complex in western Mongolia where early saturation of zircon in a suite of cogenetic, upper crustal (<0.5 GPa) igneous rocks ranging from ultramafic cumulates...
Series: Geological Society, London, Memoirs, Geological Society, London, Memoirs
Published: 01 January 2011
DOI: 10.1144/M36.29
EISBN: 9781862394117
... Abstract The Tsagaan Oloom Formation (Fm.) in southwestern Mongolia contains two Neoproterozoic glacial deposits, with diamictite in the Maikhan Ul Member (Mb.) and in the Khongoryn Mb., which are separated by over 500 m of limestone. The Maikhan Ul Mb. ranges in thickness between 5 m...
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Journal Article
Published: 01 February 2020
Russ. Geol. Geophys. (2020) 61 (2): 119–138.
... previous paper ( Rudnev et al., 2019 ). The formation of plagiogranitoids and gabbroids in this segment of the Lake Zone took place at 531 to 481 Ma and was related to two geodynamic stages of the regional evolution: island-arc, 531–517 Ma (Tuguruk, Tugrug, Udzur-Hunga, Hatan-Hunga, and Bayasgalant plutons...
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Series: GSA Memoirs
Published: 01 January 2007
DOI: 10.1130/2007.1200(11)
... Tuva (Agardagh Tes-Chem; Pfänder and Kröner, 2004 ) into Mongolia via Dariv and Khantaishir ( Khain et al., 2003 ; Matsumoto and Tomurtogoo, 2003 ). Early Paleozoic arc formation dominates much of Kazakhstan ( Heinhorst et al., 2000 ; Degtyarev and Ryazantsev, 2007 ; Kröner et al., 2007...
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Journal Article
Journal: GSA Bulletin
Published: 01 March 2016
GSA Bulletin (2016) 128 (3-4): 442–468.
... of these strata, which include the Zuun-Arts, Bayangol, Salaagol, and Khairkhan Formations, reveal large lateral facies changes over short distances that necessitate revisions to previous lithostratigraphic correlations and biostratigraphic range charts. Here, we integrate new geological mapping and measured...
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Series: Geological Society, London, Memoirs, Geological Society, London, Memoirs
Published: 01 January 2011
DOI: 10.1144/M36.30
EISBN: 9781862394117
... Abstract The Khubsugul Group of northern Mongolia contains diamictites in the Ongoluk and Khesen formations that are succeeded by a stratiform phosphorite deposit and >2 km of early Cambrian dolomite. The stratigraphy of the Khubsugul Group, including the two diamictites, can be correlated...
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Journal Article
Journal: Economic Geology
Published: 01 November 2019
Economic Geology (2019) 114 (7): 1365–1388.
...Hervé Rezeau; Robert Moritz; Jörn-Frederik Wotzlaw; Samvel Hovakimyan; Rodrik Tayan Abstract The trace element composition of zircon, especially in tandem with U-Pb geochronology, has become a powerful tool for tracing magmatic processes associated with the formation of porphyry copper deposits...
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Image
A: Tectonic map of western Mongolia modified from  Badarch et al. (2002)  a...
in > Geology
Published: 01 February 2009
Figure 1. A: Tectonic map of western Mongolia modified from Badarch et al. (2002) and Windley et al. (2007) . Teeth on faults indicate the inferred dip of subduction zones. K-D Arc— Khantayshir-Dariv Arc; AZ—accretionary zone including arcs, metamorphic rocks, and ophiolites; NP—Neoproterozic
Journal Article
Published: 01 November 2019
Russ. Geol. Geophys. (2019) 60 (11): 1205–1228.
... gabbroid pluton localized in the axial part of the Lake Zone island arc ( Izokh et al., 1990 ) and the time of formation, chemical composition, and isotope characteristics of granitoid and gabbroid intrusions in the area of the Dariv, Haan Tayshiri, and Zamtyn Nuruu Ranges ( Khain et al., 1995 ; Kozakov...
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Journal Article
Journal: Lithosphere
Publisher: GSW
Published: 01 December 2016
Lithosphere (2016) 8 (6): 729–750.
...—Khairkhan Formation. An 11-km-long and 5-km-wide ultramafic nappe is present on top of the Khairkhan Formation to the northwest of the Khasagt Khairkhan Range ( Fig. 10 ). This ophiolite fragment likely originated from Khantaishir-Dariv arc and was overthrusted onto the Zavkhan terrane (possibly...
Series: Geological Society, London, Special Publications, Geological Society, London, Special Publications
Published: 01 January 2003
DOI: 10.1144/GSL.SP.2003.206.01.03
EISBN: 9781862394544
.... 1995 ). These conclusions were confirmed by Bennett & DePaolo (1987), who concluded that crustal formation in the northern provinces contained only c. 20% of pre-existing crust, and that the southernmost province, most distal from the Archaean nucleus to the north, was derived almost entirely...
Journal Article
Published: 01 January 2007
Journal of the Geological Society (2007) 164 (1): 31–47.
... of the two continents or amalgamated in an oceanic setting (as in Kazakhstan) by roll-back and collision, forming a huge accretionary collage. The Palaeo-Asian Ocean closed in the Permian with formation of the Solonker suture. We evaluate contrasting tectonic models for the evolution of the orogenic belt...
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Journal Article
Published: 05 April 2019
Journal of the Geological Society (2019) 176 (4): 737–754.
...Chengshi Gan; Yuejun Wang; Yuzhi Zhang; Xinyue Chen Abstract The NE–SW-trending Qin-Hang Belt and east–west-trending Nanling Range are two critical magmatic and mineralization zones in the southeastern South China Block (SCB). However, the formation timing and petrogenesis of the magmatism...
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Series: SEPM Concepts in Sedimentology and Paleontology, SEPM Concepts in Sedimentology and Paleontology
Published: 01 January 2013
DOI: 10.2110/sepmcsp.11.185
EISBN: 9781565762893
... of inoceramid prisms in the Herendeen and Nelchina formations. Valanginian strata of southern Alaska still have abundant buchiids, but again lack inoceramids. In northern Alaska the first appearance of inoceramids does not happen until Albian time (earliest Middle Cretaceous). A similar faunal picture appears...
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Journal Article
Published: 01 May 2012
Russ. Geol. Geophys. (2012) 53 (5): 425–441.
... sequence of formation, duration and intensity of magmatism, and geodynamic conditions of formation, which reflect the particular stages of the growth and evolution of regional crust. Therefore, it is worth studying in detail segments of the Vendian–Cambrian island-arc system ( Didenko et al., 1994...
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Journal Article
Journal: GSA Bulletin
Published: 08 July 2019
GSA Bulletin (2020) 132 (3-4): 477–494.
... mafic to acid arc-related plutons ( Sal’nikova et al., 2001 ; Kovach et al., 2011 ; Soejono et al. 2016 ; Buriánek et al., 2017 ). The emplacement ages (ca. 573–560 Ma) of ophiolites (like Dariv, Khantaishir, Bayankhongor ophiolite boundary between the Lake Zone and the Tuva-Mongol microcontinent...
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