Fluorescent Calcite (UV) crystals var Pagoda (poker chip) from Krushev dol Mine, Madan Municipality, Smolyan Province, Bulgaria. A stunning specimen from the renowned Krushev Dol Mine, featuring fluorescent calcite crystals of the desirable “poker chip” variety. Under ultraviolet light, these lustrous calcites glow with a vivid fluorescence, dramatically revealing their internal structure and natural beauty. Krushev Dol Mine, located in the famous Madan ore field, is celebrated for producing elegant calcite and quartz combinations with unique surface textures due to secondary mineralization. This piece perfectly captures both the region’s distinctive mineralogy and aesthetic flair, making it an outstanding display for collectors seeking classic Bulgarian specimens with added colour and character.