Each bed represents a separate depositional episode. Brian gives us an idea of the thickness of this chaotic deposit. Thin beds of sandstone and shale. Typically, the uppermost beds in a package are thinner and show flat bases and tops. Sam and Ron inspect massive sandstone and conglomerate beds near the top of the section.
Slump fold in sandstone bed.
Graham inspects poorly sorted pebbly sandstone bed, a granule conglomerate. Undulating contact produced by soft sediment deformation and foundering of one bed into underlying, liquefied beds. Click for larger view. Cross bedded sandstone. Bryan and Graham ponder the thick, imbricated sandstone.