A
close fold developed in sandstone and shale layers at Hartland Quay. If you
compare this structure with the open fold (from only 300m away along the same
coast section), notice that this tighter fold has a sharper hinge.A
close fold developed in sandstone and shale layers at Hartland Quay. If you
compare this structure with the open fold (from only 300m away along the same
coast section), notice that this tighter fold has a sharper hinge.
