A single crystal of Fluorite from the classic location of Blackdene mine in Weardale, County Durham, England. The lustrous, slightly elongated cubic Fluorite crystal has only two points of contact on a corner and one side of the specimen. The colour is a medium blackberry purple with gemmy and crisp, sharp edges. Both Blackdene and Boltsburn mines are famed for producing these single blocky crystals of Fluorite, often classed as floaters. Under LWUV the faces of the cuboid fluoresce bright mottled purple violet framed by lighter lilac edges. This lovely large miniature/small cabinet Fluorite is ex. the late Lindsay Greenbank Collection (No. LG.641) and comes with his characteristic card label. Prior to this it was in the Patricia greenback Collection (PG283) and Peter Fleming Collection of Barrow-in-Furness. A fine Fluorite crystal to grace any collector's cabinet.