This specimen is priced in US dollars, all other prices are approximate.
A relatively large classic interpenetrating twinned crystal of Fluorite from one of Weardales celebrated Fluorite mines namely Boltsburn. The crystals of Fluorite measure to 4.5cm on edge, with great lustre and a classic colour. Interpenetrating crystals are colour-zoned with a purple phantom internal colour, and an outer colourless zone. A fine twinned crystal from the mine.