North Cornwall - Geology
Phyllite / Long Island (S8)
Along this stretch of coast erosion along joints has left Stacks.
Long Rock shows weathered Grey Green Tredorn Phyllites.
Some of the Slaty Rocks formed in the Tintagel - Delabole area were subjected to higher temperatures
and metamorphosed into Phyllites.
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Long Island , near Rocky Valley , is between Tintagel and Boscastle in Gallery 8
Ref: 5180.1
Date: 05/08/2017
Location: SX 0746 9028