Blue John is a type of Fluorite that forms in bands. It has only been discovered in one location, which is Mam Tor, "the shivering mountain" in Castleton, Derbyshire, UK. Its name probably comes from the French words for blue and yellow, bleu and jaune. It was originally mined by the Romans who loved it and used it for special goblets, urns and vases.
Blue John metaphysical properties:
Blue John is known as the "inheritance stone" as it known to attract resources, influence, power, allegiance and recognition. It is a helpful stone for those desiring more confidence, courage and the strength to lead.