unit no. thick descrip 4 Cow'd 3 m thick ss at 42 m 5 2 1/2 m sand, usual yellow tan (2.5m thick) ripple parallel bedded It begins a sequence of similar sand, split of dh gray Shale r some liguate as punkt mudstones. Similar to previous unit the platy siltstone have roots up to 3cm thick growing through them and they are rooted thin coals up to 50cm one such Coal at 36m