Geology of the Olduvai Gorge

Geology of the Olduvai Gorge

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Tuffs form most of the lower two-thirds of the facies, and nearly all of the claystones are in the upper one- third. ... The lake did not have an outlet and consequently fluctuated in level, alternately flooding and exposing a broad marginal zoneanbsp;...

Title:Geology of the Olduvai Gorge
Author:Richard LeRoy Hay
Publisher:Univ of California Press - 1976-01-01


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