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May 2019 - Cornwall
Long weekend field meeting in West Cornwall
Leaders: Dr Robin Shail and Prof Peter Scott
Priest's Cove, Cape Cornwall
Coarse biotite granite boulder with large feldspar crystals
Rinsey Cove
Contact between Mylor Slates and Godolphin granite. Robin Shail our leader is 4th from right.
Rinsey Cove
Mylor slate, Robin Shail pointing out a fault
Rinsey Cove
Robin Shail explaining white granite veining in the dark Mylor slate
Rinsey Cove
Foliated Mylor slate with light granite intrusion
Wheal Prosper engine house (1860) at Rinsey Cove
Loe Bar: granite post
Showing lovely magma emplacement (provenence unknown)
Loe Bar
Layers resulting from thrust in one direction followed by thrust in another direction
Granite tor on top of Carn Brea
A contemplative group of geologists consider granite emplacement and mineralisation
Cambourne
United Downs Deep Geothermal Energy Project
Coverack
Studiously taking notes!
Coverack
Basalt dyke in gabbro - plutonic (not volcanic)
Coverack
'Lizard skin' rock - lightly serpentinised peridotite crust
Priest's Cove, Cape Cornwall
Robin Shail in lecturer mode
Priest's Cove, Cape Cornwall
Coarse biotite granite boulder with large feldspar crystals
Priest's Cove, Cape Cornwall
Saveall's Lode mine entrance at junction of slate and granite
Engine houses of Levant Mine
Workings extended westward under the sea for one km and worked tin and copper
Botallack
Sitting in upper Crowns engine house
Chapel Porth beach
Waders returning from beach level adit below Wheal Coates tin mine
Chapel Porth beach
Lunchtime
Cligga Head nr Perranporth
Prof Peter Scott showing Greisen formation.