XL Black Chalcedony with Calcite Crystals

This XL black chalcedony specimen is a stunning statement piece for any crystal collection. It features a black sphalerite matrix that is covered with a layer of sparkling druzy. The surface is studded with clear, calcite crystals. The structure of the calcite itself is a combination of hexagonal, scalenohedron and rhombohedron formations. The underside contains a layer of shimmering silver-grey druzy, that resembles drips of rain. This would easily be a center piece of any mineral or crystal display. It comes from Fujan, China. It measures approximately 7.05 in. x 5.55 in. x 2.50 in. It weighs approximately 3 lbs. 2 oz.