Udachnaya diamond mine
Mirninsky District, Russia
The Udachnaya pipe (, [datn], lit.'Lucky') is a diamond deposit in the Daldyn-Alakit kimberlite field in Sakha Republic, Russia. It is an open-pit mine, and is located just outside the Arctic Circle at 66°26′N 112°19′E.
Mine data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).