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Kyzyl-Khem River

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Journal Article
Published: 01 July 2023
Russ. Geol. Geophys. (2023) 64 (7): 763–776.
...–amphibole plagiogranites sampled from a bank rock outcrop on the right valley side of the Kyzyl-Khem River, ca. 1 km upstream of the confluence of the Kyzyl-Khem and Balyktyg-Khem rivers. In cathodoluminescence (CL) images, the zircon grains demonstrate a complex structure and diverse shapes ( Fig. 3 ). All...
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Geologic relationship among plagiogranitoids, gabbroids, and rocks of the d...
Published: 01 July 2023
Fig. 2. Geologic relationship among plagiogranitoids, gabbroids, and rocks of the dike complex in the east of the Kaa-Khem batholith (confluence of the Kyzyl-Khem and Balyktyg-Khem rivers). a – Gabbro-granite mingling dike (477 ± 3 Ma, sample K471) cutting gneissoid plagiogranites (489 ± 5 Ma
Journal Article
Published: 01 November 2022
Russ. Geol. Geophys. (2022) 63 (11): 1300–1312.
... on the flanks of the Tardan deposit are 4–5 tons. Gold shows similar to the Tardan ore cluster were found 170 km east and southeast of Kyzyl, in the upper reaches of the Kaa-Khem (Malyi Yenisei) River. These ore occurrences are spatially and genetically associated with the early– middle Cambrian diorite...
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Journal Article
Published: 01 October 2021
Russ. Geol. Geophys. (2021) 62 (10): 1127–1138.
... Yenisei) and Ka-Khem (Maly Yenisei) rivers in the vicinities of Kyzyl city in the Tuva basin was initially interpreted as a ribbed moraine ( Borisov and Minina, 1980 ) and accordingly as evidence of the area glaciation. However, given that there is no geological evidence of Pleistocene glaciation...
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Journal Article
Published: 01 February 2011
Russ. Geol. Geophys. (2011) 52 (2): 193–207.
...) are associated with them ( Zaikov et al., 1981 ). Placers are known near the Bai-Syut and Soruglug-Khem rivers and their tributaries in the Bai-Syut district. The placer formation in the study region is closely related to the general conditions surrounding the structure and topography development...
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Journal Article
Published: 01 November 2014
Russ. Geol. Geophys. (2014) 55 (11): 1295–1305.
... of the Choigan groundwaters were performed in 2011. A total of 33 groundwater springs were examined ( Fig. 1 ), whose coordinates were determined using a GPS navigator. The groundwater seepages are located at several sites—southern, central, and northern parts of the studied segment of the Arzhan-Khem River...
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Journal Article
Published: 01 November 2017
Russ. Geol. Geophys. (2017) 58 (11): 1417–1425.
... by intramontane basins and deeply incised river valleys. The Kaa-Khem fault is a large shear zone 15–20 km wide, which hosts strongly deformed and altered Paleozoic rocks cut by numerous faults of various orientations and kinematics of displacement. The fault zone has a complex geological history and has played...
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Journal Article
Published: 01 May 2023
Russ. Geol. Geophys. (2023) 64 (5): 595–606.
... paleolake. Additional age constraints were obtained from 40 Ar/ 39 Ar ages of a basaltic lava flow overlain by the Azas moraines in the Biy-Khem valley incised into Precambrian metamorphic rocks at the Kharal mouth. By the time being, the Biy-Khem and Kharal rivers have stripped the lava flow till its base...
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Journal Article
Published: 01 September 2019
Russ. Geol. Geophys. (2019) 60 (9): 1008–1017.
... 140 10 140 12 75 ( Rychkova and Lebedev, 2013 ) 16 29 Ak-Sug BH 8 103 2.2 97 8 72 ( Rychkova and Lebedev, 2013 ) 17 33 Kizhi-Khem (Chamdzhak) 122 0.36 – – – ( Rychkova and Lebedev, 2013 ) 18 BH I Ak-Sug – – – – q T = 75 ( Fotiadi, 1987 ) 19 BH II Aryskan...
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Journal Article
Published: 01 July 2022
Russ. Geol. Geophys. (2022) 63 (7): 789–801.
.... , Plekhanov , A.M. , Katsapov , A.N. , 1977 . Results of the Assessment of the Tardan Gold Deposit Potential and Gold Prospecting in the Bai-Syut River Basin [in Russian]. Izd. TGRE, Kyzyl . Kirillov , M.V. , Bortnikova , S.B. , Gaskova , O.L...
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Journal Article
Published: 01 June 2021
Russ. Geol. Geophys. (2021) 62 (6): 633–647.
... of the Despen River valley were commonly assigned to the Kendei Formation ( State…, 1961 ). However, we have obtained geological and geochronological data pointing to the Ordovician age of this formation and its genetic relationship with granitoids of the Kyzyl-Dag pluton of the Argolik complex. This suggests...
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Sketched geological map of the Kaa-<span class="search-highlight">Khem</span> and East Tannu-Ola batholiths in Ea...
Published: 01 July 2023
in the confluence of the Kyzyl-Khem and Balyktyg-Khem rivers, 26 – Kalbagdag; 20 – study area. Ag – Agoi block of the TTM. Inset shows the location of early Paleozoic granitoid batholiths of the CAOB: 1 – Siberian Platform; 2 – microcontinents with a Riphean terrigenous-carbonate cover; 3 – rift complexes
Journal Article
Published: 01 May 2019
Russ. Geol. Geophys. (2019) 60 (5): 492–513.
... pyrite–polymetallic ore district; 1.1, Kyzyl-Tash pyrite–polymetallic ore district; 1.2, Kyzyl-Tashtyg pyrite–polymetallic ore cluster; 2, Kharal gold ore/gold placer district; 2.1, Kharal (Mozgolev) gold ore/gold placer cluster; 3, Tapsa–Kaa-Khem gold ore/gold placer district; 3.1, Tardan gold ore/gold...
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Journal Article
Published: 01 December 2008
Russ. Geol. Geophys. (2008) 49 (12): 940–950.
... for heat flow determination are better in the Tuva basin where the groundwater effects are not so strong and the terrain is quite plain. The site occurs in the central Tuva basin southeast of Kyzyl city. Temperatures were measured in five boreholes in the Ulug-Khem coal deposit. Good logs suitable for heat...
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Journal Article
Published: 01 February 2020
Russ. Geol. Geophys. (2020) 61 (2): 155–173.
... of the Assessment of the Tardan Gold Deposit Potential and Gold Prospecting in the Bai-Syut River Basin [in Russian]. Izd. TGRE , Kyzyl . Korobeinikov , A.F. , Matsyushevskii , A.V. , 1976 . Gold in intrusive and contact-metasomatic rocks of the Tardan skarn...
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Journal Article
Published: 01 December 2008
Russ. Geol. Geophys. (2008) 49 (12): 923–931.
..., in the upper reaches of the Derzig River, where it was confined to the northeastern branch of the Kaa-Khem Fault. In the same region, there are anomalous magnetic fields, which are also typical of the ore field. All this suggests the existence of gold mineralization in moderate- and low-temperature...
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Journal Article
Published: 01 September 2015
Russ. Geol. Geophys. (2015) 56 (9): 1232–1255.
...S.N. Rudnev; P.A. Serov; V.Yu. Kiseleva Abstract We summarize results of geological, geochronological, petrogeochemical, and isotope-geochemical (Sr–Nd) studies of Late Vendian–Early Paleozoic granitoid batholiths in Eastern Tuva (Kaa-Khem, East Tannu-Ola, Khamsara, etc.). Analysis...
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Journal Article
Published: 01 March 2024
Russ. Geol. Geophys. (2024) 65 (3): 326–344.
... they considered analogues of the undivided Tes-Khem and Mugur formations of Western Sangilen ( Sheinmann, 1957 ). A reliable “normal” contact of terrigenous rocks with the overlying carbonate deposits was observed only in the east of the SB of their outcrops, on the right bank of the Burcha River. In most cases...
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Journal Article
Published: 01 September 2015
Russ. Geol. Geophys. (2015) 56 (9): 1332–1348.
...-Khem Regions of Western Tuva . The Final Report of the Tuvinian Geological-Prospecting Expedition of Krasnoyarsk State University [in Russian]. Tyvinsk. Filial FBU “TFGI po SFO” , Kyzyl . Zaikov , V.V. , Lebedev , V.I. , Tyul’kin , V.G...
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Journal Article
Published: 01 May 2019
Russ. Geol. Geophys. (2019) 60 (5): 451–462.
... ( Fig. 1 d ), in the lower reaches of the Chik River, a right tributary of the Balyktyg-Khem River. The igneous rocks of the largest body form a subvertical schlieren-banded complex with alternating ijolite–urtites, ijolites, and melteigites ( Kononova, 1957 ). Shorlomites and carbonate-enriched rocks...
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