Sedimentary geology at Williams College

Rónadh Cox, Brust Professor of Geology and Mineralogy

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Ripple marks. Pen points in flow direction. Taken from side. Near pen: straight-crested; farther away: sinuous; with crest interference.

Sedimentology; Current Ripples; Mozaan Group; Pongola Supergroup

Ripple marks. Pen points in flow direction. Taken from side. Near pen: straight-crested; farther away: sinuous; with crest interference.

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