From Panachallenge #31 - http://www.panachallenge.com/challenge/index.php?challenge=44
Rocks exposed at the shoreline. Deposited around 320 million years ago. Sandstones and mudstones folded at a 45 degree tip... With the mudstones much more eroded and here covered by sand. In amongst this lot are coal measures too - the seaward extension of the Lothian coal field.