 Cassiterite is mined in the town of Rutongo, around north of Kigali, while tungsten is mined at Nyakabingo, a similar distance away.Much of the raw mineral is exported out of Rwanda for processing, but there are some local processing facilities.This includes the Karuruma smelter in the northern suburbs of Kigali, which was built in the 1980s and was able to produce up to of pure tin per year as of 2019.