Longitude: 35.2, Latitude: 6.1
Two phonolite plugs have been recognised in the Akobo basin.
DAVIDSON, A. 1983. The Omo River project. Reconnaissance geology and geochemistry of parts of Ilubabor, Kefa, Gemu Gofa and Sidamo, Ethiopia. Bulletin, Ethiopian Institute of Geological Surveys, 2: 1-89.