Units | Direction/shape | Location | Significance |
Unit I | NW-SE to N-S (linear) | Banyo-Bélimban | Contact Precambrian rock of basement metamorphic series |
Unit II | N-S (ellipsoïd) | Guedal-CAR | Granodiorites, Calc-alkaline and Alkaline granites (Precambrian basement rock) Panafricain Post-tectonic and late syn-tectonic granites (Granitoïds) |
Unit III | W-E | SE-Bimba | Anastexites and embrechites gneisses (metamorphic series) |
Unit IV | NE-SW to NW-SE (Circular) | Batouri-Gwé and Ngoura | Intrusion of anastexites (metamorphic series) |