$850.00 €802 £690.00 approx. This specimen is priced in US dollars, all other prices are approximate.
Intergrown crystals of dark brown-black Sphalerite form a raised ridge from the main crystal area with a white coating of Calcite mostly between the crystals of Sphalerite. The reverse of the specimen displays single crystals and clusters on a thin druse of colourless white Quartz. From Stříbro, Czech Republic.