But there’s no magic involved, just some very particular geology. The chamber contains giant selenite crystals (gypsum, CaSO4 ...

contains some of the world's largest known natural crystals—translucent beams of gypsum as long as 36 feet (11 meters). How did the crystals reach such superheroic proportions? In the new issue ...

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 ...

Instead they found bassanite (CaSO 4 ∙½H 2 O), a dehydrated form of gypsum crystal. This conversion could, over many years, cloud and scar the crystal surfaces by creating pits and flakes.

The crystals, some of which weigh over 50 metric tons, are made from gypsum, a soft mineral with a Mohs scale of hardiness score of just 2 – that’s only one level above the scale’s softest ...

From now until April 2026, the Dumke Arts Plaza — located at 445 25th St. in downtown Ogden — will be home to an immersive ...

With lengths over 11m, the giant gypsum crystals found in Mexico's Cueva de los Cristales are a great natural wonder. Now, a Spanish-Mexican team thinks it can explain how these marvels acquired their ...

but never to go into a geode internally covered with transparent crystals." Rumours of the existence of a giant gypsum geode had been circulating among mineral collectors since December. But it was ...

but they are uncertain of the age of the gypsum crystals themselves because they contain very little impurities that can be dated. Their estimate is that the crystals started growing less than 2 ...

At some rare locations, it crystallizes in the form of sand roses, one of the many gypsum crystal habits that explain its popularity among mineral collectors. In the Eastern Province of Saudi ...

In a recent SETI Live, Sellam and communication specialist Beth Johnson discussed how microscopic fossils found in gypsum crystals from Algeria could offer vital clues about the potential for life on ...