In the Cave of Swords (120 m underground), water temperatures cooled at a quicker rate than in the deeper Cave of Crystals. Gypsum crystal nucleation was favored over growth, meaning a greater ...

Almost perfect conditions made it possible to grow gypsum crystals more than 32-foot in length and with an estimated mass of 40-50 tons. Enormous gypsum crystals in a Naica cavern found during mining.

The stunning cave in Naica, Mexico, is home to some of the largest crystals on Earth, but harsh conditions can kill those who stay too long.

The cave contains some of the largest natural crystals ever found: translucent gypsum beams measuring up to 36 feet (11 meters) long and weighing up to 55 tons.

The gypsum crystals in the Naica Mine are the largest natural crystals ever found. They can grow up to 36 feet (11 meters) long and weigh up to 55 tons. The cave is located at a depth of 2,300 ...

The Cave of Crystals in Chihuahua, Mexico, is buried almost 1,000 feet (300 meters) beneath Earth's surface and contains giant gypsum crystal beams that are up to 37 feet (11 m) long.

Crystal cave discovered more than 20 years ago is stunning, can be a deadly trip Ideal conditions for massive gypsum crystal growth can cause death in humans. Samara Cokinos, Meteorologist.

Gypsum crystals began to form when the temperature of the cave’s water reached around 58°C (136°F), and the slowly dissolving anhydrite deposits infused the water with just enough calcium and ...

I explored the killer crystal cave – your body screams at you to get out as the 58C heat can kill you within minutes. ... causing the gypsum in the water to transform into selenite crystals.

CRYSTAL MAZE Inside killer crystal cave 1,000ft below Earth’s surface with acid air & 58C ... The gypsum minerals packed in the water coupled with a magma chamber below the grotto acting ...