Fig. 6

Outcrop photographs of the SSDs of Example 1. a View of the entire SSDs interval. The solid arrow near the top of the silt indicates the cracked top. The scale is 0.3 m long. mc = mud clasts, sc = sand clasts, ms = massive sand, lo = lower portion, md = middle portion, up = upper portion, BS = black sandy silt. b Close-up photograph of the basal part of the interval. Note the strongly sheared and stretched thin sand layer (dotted arrows), suggesting a fluidization of the overlying silt interval. b = sand ball. The scale is 0.5 m long