User:Abyssal/Portal:Devonian/Selected picture/14
Unconformable base of Middle Devonian lacustrine Lower Stromness Flagstones over gently dipping Lower Devonian aeolian Yesnaby Sandstone, Yesnaby, Mainland, Orkney.
Photo credit: Mikenorton
Unconformable base of Middle Devonian lacustrine Lower Stromness Flagstones over gently dipping Lower Devonian aeolian Yesnaby Sandstone, Yesnaby, Mainland, Orkney.
Photo credit: Mikenorton