There are not many semiprecious stones used in jewellery to be found in the UK. But, a new supply of Derbyshire Blue John (a form of fluorite), has been found at Treak Cavern, after a 68 year search.
It was discovered under a piece of old carpet by the 21 year old grandson of Peter Harrison, who was promised to be shown the location of the find by a miner back in 1945. Unfortunately the miner was taken ill and died before he could pass on the information, and generations of the family have been searching ever since.
Read more and watch the video from the Sheffield Telegraph..