The thin veins in the Mylor Slates of the Porthleven Cliffs show extensive folding.
The slates are mainly fine grained sedimentary rocks ( turbidites) formed from different coloured sediments
that have undergone folding and intense deformation during the Variscan Orogeny ,
and subjected to low grade regional metamorphism.
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Access to the beach , on a low tide, from Porthleven or Loe Bar.
Ref: 5624
Date: 14/04/2018
Location: SW 6317 2524