Ulakhan-Sis

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Ulakhan-Sis

 

a mountain range in the Yakut ASSR; a continuation of the Polousnyi Ridge. The range extends 160 km from the Indigirka River in the southeast to the source of the Sundrun River in the northeast; it lies between the interfluve of the Ercha and Shandrin rivers in the northwest and the interfluve of the Khatystakh and Arga-Iuriakh rivers in the southeast. Elevations reach 754 m. The range is composed of granites, Devonian sand stones, and extrusive rocks. The valleys have scattered, sparse forests of larch.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.