Laboratory of Subsurface;
Department of Earth Sciences;
Faculty of Science;
University of Douala;
Douala;
Cameroon;
Laboratory of Environmental Geology;
Department of Earth Sciences;
Faculty of Science;
University of Dschang;
Dschang;
Cameroon;
Cameroon; Construction Materials; Geotechnical Tests; Mineralogical and Chemical Analyses; Missole II;