Republic Democratic of Congo, North Kivu, Masisi, Rubaya. 19/09/2013. Rubaya, in the region of Masisi in North Kivu, grew up around the mining and extraction of coltan and manganite. The city, a heap of wooden shacks that has formed on the sides of a single muddy road, is under the rigid control of the Nyatura, Congolese Hutu soldiers allied with the FARDC, the regular armed forces. A drunk man at attention in front of the police station.