A very showy combination specimen from the famous Yaogangxian Mine of China of large, transparent, lustrous and striated quartz crystals with sharp, lustrous to iridescent golden chalcopyrite crystals, lustrous silver metallic stannite crystals and tiny quartz crsytals at the base of the quartz crystal cluster. There is even a stannite crystal included within the base of the largest quartz crystal! One edge of the tallest quartz crystal near the termination was contacted at one time, but has healed and is now dusted with micro sulfide crystals. 5.7 x 5.1 x 4.4 cm