Litho-Stratigraphic Refinement of the Precambrian Rocks in the Kampti-Loropeni Greenstone Belt, South-West Burkina Faso (West African Craton)Mathieu Nanema , Wendkouni Passecdé Pauline Zongo, Adama Ouédraogo Yaméogo , Urbain Wenmenga, Yao Honoré KoffiLitho-structural characters of the Birimian belt of Banfora (Burkina Faso-West Africa)Abdoulaye Ouédraogo, Adama Ouédraogo Yaméogo, Saga Sawadogo, Seta NabaPREPARATION D’UNE POUZZOLANE A BASE D’UNE MATIERE PREMIERE ARGILEUSE DU BURKINA FASOFrançois Ganon, Adama Yameogo, Brahima Sorgho, Lamine Zerbo, Mohamed Seynou, Younoussa Millogo, Raguilnaba Ouedraogo |