来自MSN9 个月
Cave of Crystals "Giant Crystal Cave" at Naica – Mexico
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 ...
Live Science on MSN11 个月
Cave of Crystals: The deadly cavern in Mexico dubbed 'the Sistine Chapel of crystals'
The Cave of Crystals is an underground cavern filled with tree-size gypsum crystals, including some of the largest natural ...