Naica Mexico Cave

Enormous Crystal Cave - Naica, Mexico

Apr 25 2011

The Naica Mine of the Mexican state of Chihuahua is a working mine that is best known for its extraordinary selenite crystals. The mine is owned and operated by Industrias Peñoles, a producer of lead, zinc and silver. These caverns were discovered during mining operations and contain crystals of selenite (gypsum) as large as 4 feet (1.2 m) in diameter and 50 feet (15 m) long.

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