WebBlue John Gems is a small independent, family run business located in the village of Castleton in the heart of the Peak District. We offer a wide selection of Handmade Blue John stone Jewellery, together with local pictures, Giftware and Greeting Cards. Please contact our friendly sales team to discuss any requirements. Webblue john: [noun] a fibrous or columnar variety of fluorite found in Derbyshire, England and used especially for vases.

RARE BLUE JOHN FLUORITE-from Derbyshire, U.K.Found and …

WebApr 20, 2024 · The blue john gemstone, also known as Derbyshire spar, gets its name from its origin. It is not found anywhere in the world but in two places: the Blue John Cavern and the Treak Cliff Caverns in Castleton, Derbyshire, United Kingdom. The first-ever blue john crystal was said to be mined sometime in the mid-1740s. Blue John (also known as Derbyshire Spar) is a semi-precious mineral, a rare form of fluorite with bands of a purple-blue or yellowish colour. In the UK it is found only at Blue John Cavern and Treak Cliff Cavern at Castleton in Derbyshire. During the 19th century, it was mined for its ornamental value, and mining … See more The most common explanation for the name is that it derives from the French bleu-jaune, meaning 'blue-yellow'. The story goes that Blue John was exported to France where it was used by ormolu workers during the … See more It is sometimes said that Blue John of Derbyshire was discovered by the Romans. However, the earliest source of this story is William Adam's 1843 book Gem of the Peak. It seems likely that Adam was attempting to add some mystique to the … See more Before they can be worked, the stones (having been air-dried for at least a year) are heated in an oven, then placed in a bowl of hot epoxy resin (previously, pine resin was used), and then further heated in a vacuum oven. This drives out air from minute pores in the … See more • Media related to Derbyshire Blue John at Wikimedia Commons See more In the United Kingdom, the blue, banded fluorite known as Blue John is found only under the triangular hill known as Treak Cliff, just outside the town of Castleton. Today the veins are mined only in Blue John Cavern and the nearby Treak Cliff Cavern, … See more By the 19th century Blue John was being fashioned into a wide variety of ornamental items ranging from knife-handles to chalices. The precise quantities mined in any given … See more "The Terror of Blue John Gap" is a short story by Sir Arthur Conan Doyle, which appeared in The Strand Magazine of 1910 and describes the … See more green fork baptist church millen ga

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Web1 blue john pendant necklace stunning Derbyshire stone and sterling silver chain. 18 inch chain. (1.3k) $85.84 Genuine Blue John fluorite small slab from Derbyshire- Rare Blue John fluorite unpolished healing slice- Chakra - English crystal- … Webblue supermoon at dawn over ladybower reservoir. english peak district. uk. - derbyshire blue john stock pictures, royalty-free photos & images snow over millstones in the peak district, derbyshire, uk - derbyshire blue john stock pictures, royalty-free photos & images WebThe Blue John Cavern In Derbyshire Blue John is Britain's rarest mineral, first discovered at Castleton by the Romans almost 2000 years ago. The worlds only known deposits of this extremely rare and beautiful stone have been found in Castleton to date. green fork animal hospital