Alkaline Rocks and Carbonatites of the World

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Webi Valley


Occurrence number: 
Longitude: 39.75, Latitude: 7.08

Le Bas and Mohr (1968) and Mohr (1962a) report the presence of trachytes, nephelinite, melilite basalt, tinguaite and aenigmatite-bearing phonolites in the upper Webi Valley. Field relationships are not known and neither is the relationship to the large Encuolo volcano lying just to the north.

LE BAS, M.J. and MOHR, P.A. 1968. Feldspathoidal rocks from the Cainozoic volcanic province of Ethiopia. Geologischer Rundschau, 58: 273-80.MOHR, P.A. 1962a (reprinted 1971). The geology of Ethiopia. University College of Addis Ababa Press, Addis Ababa. 268 pp.
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith