Superb specimen of deep pink rhombic dolomite crystals studded with several clear calcite crystals containing inclusions of chalcopyrite. There are also chalcopyrite crystals sprinkled on the dolomite. The specimen can be viewed from any side or angle, there are crystals on every surface except the flat bottom. Highest quality, zero damage. From the Vulcan Quarry in Black Rock, Lawrence County, Arkansas. Measures 5 x 3 x 3 inches (12.7 x 7.5 x 7.5 cm).