https://www.google.ie/maps/place/Durrus,+Co.+Cork/@51.5357319,-9.5298491,16z/data=!4m2!3m1!1s0x48459fe7ccd270df:0x231e3744ac95441a?hl=en

Discovery of Yew Implements and Oak Ladder c 1850 at Ancient Copper Mines, Schull, West Cork, Items Property of J.W. Clerke, Skibberen.

In ancient times Mount Gabriel was a major European copper Producing area.