Deep Green Intergrown Rogerley Fluorite Twin Crystals 37.76 Grams

An attractive fluorite specimen from the famous Rogerley Mine in England, featuring deep emerald-green color and an unusual fan-like arrangement of intergrown cubic crystals. The overlapping crystals display broad, flat faces, defined edges, and subtle surface textures, with lighter translucent green areas along the edges.

This fluorite exhibits the famous Rogerley daylight fluorescence, appearing rich green indoors and developing deep blue to blue-green tones in natural daylight. Under a longwave UV flashlight, it fluoresces a brilliant electric blue.

Locality: Rogerley Mine, Frosterley, Weardale, Durham, England
Weight: 37.76 grams
Dimensions: 40mm x 26mm x 23mm
Mineral Class: Halide
Crystal System: Isometric (Cubic)