by Lidija Drakulic

The Naica Mine in Mexico is a working mine that is most famous for its extraordinary selenite crystals. The Naica Mine is a lead, silver and zinc mine. It also attracts many people due to the beautiful crystal formations. The caverns were discovered during mining operations. Some of the crystals are so large that their width is somewhere around 1.2 meters, while their lengths reach up to 15 meters.