Polurrian Rocks 17 – Outcrop of meta-sedimentary rock from the Devonian Period Porthscatho Formation on the north side of the Lizard Boundary Fault at Polurrian Cove in Cornwall.
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Polurrian Rocks 17 – Outcrop of meta-sedimentary rock from the Devonian Period Porthscatho Formation on the north side of the Lizard Boundary Fault at Polurrian Cove in Cornwall.