Oktyabrskoye mine
Krasnoyarsk Krai, Russia
The Oktyabrskoye mine is a large copper mine located in the center of Russia in Krasnoyarsk Krai. Oktyabrskoye represents one of the largest copper reserve in Russia and in the world having estimated reserves of 3.23 billion tonnes of ore grading 7.74% copper.
Mine data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).