Fluorite, Rogerley Mine – $. This large piece is a great representative specimen from the famous Rogerley Mine, UK locality. The crystals are transparent, lustrous and gemmy green, covering the majority of the matrix, and many are twinned. The crystals are superb – an excellent and very aesthetic specimen.

Location: Rogerley Mine, Frosterley County, Durham, England

Size: 14 x 8 x 6.5 cm