What is "khara-tumul"

Khara-Tumul is a rural locality (a selo) in Borogonsky 1-y Rural Okrug of Oymyakonsky District in the Sakha Republic, Russia, located from Ust-Nera, the administrative center of the district and from Oymyakon, the administrative center of the rural okrug. Its population as of the 2002 Census was 244.