Super bright specimen of Chalcopyrite crystals with Sphalerite from the Banska Stiavnica area, in Slovakia. Crystals of Chalcopyrite measuring to 1.4cm are richly clustered over the display face of the specimen with a bright metallic yellow colour. Sparkling black crystals of Sphalerite are concentrated over an area of 4cm x 3cm with crystals of Quartz on a light banded rock and Calcite matrix with veins of mixed Sulphides. The underside of the specimen has a near botryoidal crystallized pink tinted and white Dolomite. A fine specimen of Chalcopyrite from the area.