AGE AND ITS FORMATION | STRATIGRAPHIC SEQUENCES | |
Recent Pleistocene sedimentary formations | Alluvial deposits | |
Superficial Deposits | ||
Cenozoic volcanic rocks | Composite basaltic volcanoes, explosion craters and associated tuffs | |
Basaltic shield volcanoes | ||
Basaltic to phonolitic plugs | ||
Tertiary sedimentary formations | Calcareous lacustrine sediments | |
Red earth (lateritic soil) | ||
Paleozoic and Mesozoic sedimentary formation | Nubian sandstone formation | |
Amaki Series | ||
Paleozoic and Mesozoic igneous rocks | Dyke swarms | |
Igneous ring complexes | ||
Precambrian (Basement complex) | Ultrabasic rocks | |
Bayuda formation | Absol Series | |
Rahaba Series | ||
Kurmut Series | ||
Abu Harik Formation |