The Gora Rudnaya mine is a chromite mine is located north of Iltmsk, in the Aldansky District of the Sakha Republic. The mine is Russia's most important chromite ore extraction site. The magnetite vein is 5 kilometer-long with a max thickness of 120 meters.
In 2013, 200 metric tons of gold were presumably discovered in the Gora Rudnaya site.