6 - Church Bay - Cemaes Bay
Melange
The Derelict Coast Guard Look Out Post on Wylfa Point is above
a jumbled mass of White Quartzite and Bluish Grey Limestone in a Green Matrix.
A section of the Anglesey Precambrian Gwna Mélange ,
probably formed during a catastrophic submarine slide that broke the rocks and left a choatic jumble.
Ref: NW 854
Date: 13/05/2022
Location: SH 3548 9454
