Lustrous Sphalerite Golden Chalcopyrite Bulgaria 314 grams bowtie crystals As with all amethyst

As with all amethyst

Marrakesh-Safi Region

the Calcite columns are probably a secondary growth formation

42" or 110

Moonlight Mine

Lustrous Sphalerite Golden Chalcopyrite Bulgaria 314 grams bowtie crystals As with all amethystThis is an excellent, lustrous Sphalerite and Chalcopyrite crystals specimen with well formed tetrahedrons that present with shiny, metallic gray black faces and sharp edges. Cabinet size, 3. 40" x 1. 87" x 1. 61" or 86. 3mm x 47. 5mm x 41. 1mm. Contrasting golden yellow Chalcopyrite crystals intergrow with the Sphalerite. Minute occurrences of calcite are evident between some of the crystals. The euhedral tetrahedron Sphalerite crystals have a very