The outcrop of located along Akwanga
Keffi – Abuja road at Kwoi River
at the base of Madda water works. The outcrop is composing of gneiss –
migmatite mafic band. Others are quartz feldspathic minerals; the granitic
gneiss contains a granitic part and gneissic part showing complete segregation.
The
special features were is the existence of Garnet mineral.
The co-ordinates of the location area;
The G.P.S Reading
Latitude 08o 54' 83" N
Longitude 08 17' 21"E
Elevation
402m