1 - Porthmadog to Abersoch
Granite - Columnar Jointing
A closer view of the granite quarry face , showing the Columnar Jointing.
Roads and buildings where constructed from this indestructible Welsh granite right across the world.
Stone was sent by ship to Manchester , Liverpool and France for use as Road setts.
Ref: NW 74
Date: 20/09/2021
Location: SH 3336 3051
