West Cornwall - Geology
Reticulate Weathered Serpentinite - Black Head (S23)
Rocks and Outcrops around Black Head show cracks resulting from expansion
during the serpentinisation process, widened and deepend by weathering.
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Black Head is to the South of Coverack in Gallery 23
Ref: 4364.5
Date: 31/10/2016
Location: SW 7758 1636