 The mine was situated in Grainsgill Beck on the south western flanks of the fell with the main adit at a height of 340 metres.The mine was opened in 1854 but has only been worked in periods when the price of tungsten has been high, for example during wartime, the mine was worked extensively during both World Wars and the Korean War when supplies of Tungsten were threatened.The mine closed in 1981 and in 1988 the site was bulldozed and landscaped to its original outline.