Purveyors of Fine Specimens, Gem Crystals, And Rare Gemstones

Interesting old specimen of drusy quartz coating calcite. On the quartz, there are microcrystals of corroded chalcopyrite. The orange staining of some of the quartz (probably limonite inclusions) adds some nice contrast. One small spot of damage, otherwise in great condition. 13.5 x 12.8 x 7.5 cm.