Coordinates: 62°55′N 146°50′E / 62.917°N 146.833°E / 62.917; 146.833

Upper Kolyma Highlands

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Upper Kolyma Highlands
Верхнеколымское нагорье
File:Burkhala pereval from Susuman.JPG
View of sparse larch forest in the highlands
Highest point
PeakGora Snezhnaya
Elevation2,293 m (7,523 ft)
CoordinatesLua error: callParserFunction: function "#coordinates" was not found.
Geography
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CountryRussia
Federal subjectMagadan Oblast
Range coordinatesLua error in Module:Coordinates at line 489: attempt to index field 'wikibase' (a nil value).
Parent rangeEast Siberian System
Geology
Rock age(s)Permian and Triassic
Rock type(s)Sandstone, shale and granite intrusions

The Upper Kolyma Highlands (Russian: Верхнеколымское нагорье, romanizedVerkhnekolymskoye Nagorye) is a highland area in Magadan Oblast, Far Eastern Federal District, Russia. The biggest town in the highlands is Susuman.[1][2]

There are large deposits of gold, tin and rare metals in the Upper Kolyma Highlands. The area is relatively less desolate than other mountainous zones of Northeastern Siberia, such as the Yukaghir Highlands or the Nera Plateau. However, some of the mining operations were deemed unprofitable following the collapse of the USSR and certain settlements of the Susumansky District lost population. Only a residual population remains in Shiroky, Kholodny and Bolshevik. Other places such as Belichan and Kadykchan have become ghost towns.[3][4]

The R504 Kolyma Highway crosses the southern part of the highlands.[2]

Geography

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The Upper Kolyma Highlands are located in the upper course of the Kolyma. They are bound in the west by the Tas-Kystabyt and Suntar-Khayata ranges and to the east by the Seymchan-Buyunda Depression to the north and the Ola river basin to the south, with the Maymandzhin Range stretching in between. To the northwest lies the Nera Plateau and in the north the highlands merge with the southernmost chains of the Chersky Range. The Seimkan Mountains and the Igandzha Massif rise to the south, among other minor ranges.[1]

The ranges are generally smooth, although some ridges display alpine characteristics. The higher elevations of the ridges are between 1,300 metres (4,300 ft) and 2,000 metres (6,600 ft).[4] The highest point is 2,293 metres (7,523 ft) high Gora Snezhnaya. Another important summit is 2,286 metres (7,500 ft) high Pik Aborigen, both in the Angachak Range.[5][2]

The main rivers in the highlands are part of the upper basin of the Kolyma River, including rivers Ayan-Yuryakh and Kulu, as well as the Buyunda, Bakhapcha —with the Maltan, Byoryolyokh and Tenka, among others. There are mineral water springs.[5]

File:Laika ac Kolyma Highway (6479422651).jpg
Southern end of the highland area by the Kolyma Highway.
File:Laika ac Goodbye Kadykchan (6480343393).jpg
Kadykchan, the abandoned settlement which had a population reaching 10,000 souls in its heyday.

Flora

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The valleys of the rivers and their slopes are overgrown with sparse forests of Siberian larch and dwarf cedar. At higher elevations there is mountain tundra up to heights of 1,200 metres (3,900 ft) to 1,800 metres (5,900 ft).[4]

See also

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References

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  1. ^ a b Верхнеколымское нагорье
  2. ^ a b c Google Earth
  3. ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
  4. ^ a b c Верхнеколымское нагорье; Great Soviet Encyclopedia in 30 vols. — Ch. ed. A.M. Prokhorov. - 3rd ed. - M. Soviet Encyclopedia, 1969-1978.(in Russian)
  5. ^ a b Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
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  • Error creating thumbnail: File missing Media related to Lua error in Module:Commons_link at line 62: attempt to index field 'wikibase' (a nil value). at Wikimedia Commons
  • Верхнеколымское нагорье 2021
  • Ranges of Russia Archived 2021-07-24 at the Wayback Machine