Characterization of material for cement production in Mbuji-Mayi area (DR Congo)Matamba Jibikila, Rapha??l ; Pirard, Eric in ACCTA johannesburg 2013 (2013)Although the City of Mbuji-Mayi (DR Congo) is rich in limestone and clay deposits, cement and other building materials are still being imported sometimes by plane from Kinshasa, Zambia and Tanzania.