Threlkeld Quarry and Mining Museum
Explore Lakeland’s industrial past as you discover the links between geology, quarrying and the 400-year history of metal ore mining. Threlkeld quarry was opened in the 1870’s by Mr H Harkewitz, a man of German descent, to supply railway ballast to the Penrith-Keswick line. Initial output was a few hundred tons per year, but …