Discovered in 1999 inside an abandoned mine in Southern Spain, Pulpí Geode is the largest crystal 'cave' of its kind in the world. But what exactly is a geode and how do crystals form inside them?

The three-meter tall amethyst geode - a hollow rock filled with amethyst crystals - is the main attraction at the Crystal Caves at Atherton, southwest of Cairns. But it's now missing a bit after a ...

DIY Crystal Geode Lips That Will Wow You Posted: March 11, 2025 | Last updated: March 11, 2025 "Hi, I’m Joey Graceffa! I share everything from lifestyle tips and social experiments to animal ...