| Sites | Lithologies | |||||||||||||
| Magmatic rocks | Metamorphic rocks | |||||||||||||
| undifferentiated Volcanites | Tufs | gabbros | Biotite bearing granites | Tonalites | amphibole bearing granites | Meta gabbros | Méta diorites | Quartzites | Meta-siltites dominants on meta-arenites | meta-arenites dominants on metasiltites | Meta granodiorites | Ortho gneiss | biotite bearing meta granites | |
| Tongon | ++' | −' | ++' | ++' | −' | ++' | −' | −' | −' | ++' | −' | ++' | −' | ++' |
| Yaouré | ++' | −' | −' | −' | ++' | −' | ++' | −' | ++' | ++' | ++' | ++' | ++' | −' |
| South-Fetekro | ++' | ++' | −' | −' | −' | −' | −' | ++' | −' | ++' | −' | ++' | −' | − |