region is an area of the Afar Region
where the hominid
was found. Dikika is located in Mille woreda
Dikika is part of the Hadar formation in the Afar Region, a series of sedimentary rocks deposited approximately 3.4 million years ago, and exposed by the erosive action of the Awash River.
- J.E. Kalb, E.B. Oswald, A. Mebrate, S. Tebedge and C. Jolly, Stratigraphy of the Awash Group, Middle Awash Valley, Afar, Ethiopia, Newsletters on Stratigraphy 11 (1982), pp. 95–127.