Blue John is a variety of fluorite found only in the beautiful Derbyshire Peak District around the town of Castleton where it is mined and nowhere else in the world, making it unique . This material has been treated in pine resin to stabilise it.
Imagine if you could be satisfied and content with your purchase. That can very much be your reality with the 21ct Freeform Blue John Cabochon.
Inventory Last Updated: May 13, 2021