from Dalnegorsk, Primorskiy Kray, Russia   Large cabinet specimen of jet black sphalerite crystals in  compound groups of parallel crystals on matrix with quartz crystals.   8.8 lbs, 7 x 4.5 x 7 inches

from Elmwood Mine, Carthage, Smith County, Tennessee   Translucent cubic purple fluorite crystals overgrown on a bed of metallic luster sphalerite crystal  matrix. The fluorite has rich purple zoning outlining the crystal faces with faces showing micro subparallel growth.   8 lbs, 8 x 2.5 x 7.5 inches

From Aurangabad, Maharashtra, India   Massive complex cluster of fully crystallized green heulandite in rosette-shaped rounded aggregates. The green coloration is due to microscopic celadonite inclusions.   2.5 lbs, 8 x 4 x 6 inches

from Elmwood Mine, Carthage, Smith County, Tennessee Large plate lined with scintillating micro quartz crystals with isolated rosettes of  brilliant, lustrous sphalerite crystals. The are gem translucent red when rear illuminated.   5 lbs, 12 x 2.5 x 6.5 inches

From Alimon Mine, Huaron, Cerro de Pasco, Peru   Large formation of metallic chalcopyrite crystals overgrown on lustrous jet black sphalerite accented by small flat rhombic calcite crystals and yellow metallic pyrite crystals.   4 lbs, 5.5 x 2 x 5 inches

From Bertram Mine, east shore of Salton Sea, Imperial County, California Large aesthetic formation of stark white tabular elongated glauberite crystal with powdery, white surface coating on chlorite included quartz crystal cluster. All crystals are fully terminated, damage free.   4 lbs, 11 x 3.5 x 5 inches