Chalcopyrite Crystal common is 2-3CM, more than 5CM of the crystal is very rare. this is a main crystal the Chalcopyrite 11CM, large crystal rare Chalcopyrite inside the Crystal Gloss polished, and golden, like a piece of gold.

Our Mineral crystal Shop at Shantou,Guangdong,China
We can offer all kinds of chinese mineral crystals by wholesale or by retail.You are welcome to contact us in free time!
When in China, please come by for a visit. I would be very happy to meet with you!