The Lake District mountains are full of mineral veins. Many have been discovered and worked over the past 1,000 years. Many still remain to be discovered. The last working metal-ore mine in the Lake District, the Force Crag Mine, closed in 1986. It is believed that mining commenced at Force Crag during the fifteenth century. Today, remains of this past extensive industry lie abandoned on the mountainsides and are now considered to be an iconic reflection...