Blue John Fluorite Pendant, Oval Cabochon, 925 Silver, r1 Size 6 Black Onyx Round Facet over

Black Onyx Round Facet over Red Coral Marquise

refractive index

Multi Coloured Fluorite Spheres

Rainbow Moonstone Ring Teardrop Cabochon | 925 Sterling Silver

drop 65 mm approx

Blue John Fluorite Pendant, Oval Cabochon, 925 Silver, r1 Size 6 Black Onyx Round Facet overBlue John Rainbow Fluorite Pendant 925 Sterling Silver Blue John is a Fluorite variety that is found only in Derbyshire, UK. First discovered by the Ancient Romans, 2000 years ago, so much has been mined since that it has become quite rare. The name derives from the french ' bleu y jeunne ' meaning blue and yellow which are common colours for this stone. Blue John is often found in small nodules so the colours and bands often appear to radiate from a