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User Name | Thread Name | Subject | Posted |
Musket | BS: The Devils Arse and other big holes (45) | RE: BS: The Devils Arse and other big holes | 23 May 15 |
I was always led to believe that Treak Hill Cavern was the only commercially viable source many years ago. Blue John has been, to my knowledge, excavated when quarrying for other minerals around Hope, not too far away. |