The stones in the circle are green micaceous sandstone originating from the Devonian period, and were probably collected in the local area.
These stones were probably collected in the local area. The stones in the circle are green micaceous sandstone originating from the Devonian period.
The stones in the circle are green micaceous sandstone originating from the Devonian period. These stones were probably collected in the local area.
The stones in the circle are green micaceous sandstone originating from the Devonian period. These stones were probably collected in the local area.