Fig. 3
a A typical thickening-upward cycle (TUC) in the Ross Sandstone Formation, Kilbaha Bay, including: b Interval 1 – Laminated shales/shales with fine-grained siltstone beds; c Interval 2 – Interbedded thin sandstones/siltstones and mudstones; and, d Interval 3 – Structureless massive sandstones with strong degree of amalgamation; e Load structure at base of a thick sandstone bed. White arrow in d shows its location. Note the 0.25 m yellow ruler for scale