Giant Selenite Crystals from Naica, Mexico
Unbelievable, but these are not fakes. These selenite (aka, gypsum) crystals were found in a cave near Naica, Mexico. I collected these pictures through Internet for reference.
National Geographic published an article on the formation of these crystals in April 2007:
Read the articleI'm waiting for pictures of the "Upper Naica Cave" from Ed. Check back soon (May 2007)
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