Geodes, crystals bursting out of a rocky shell ... and tiny crystal layers form inside the rock-bubble. As layers upon layers of mineral-water-turned-crystals form over thousands or millions ...

While Stardew Valley's 1.6 update brought a ton of new content and features, the core mechanics of the four geode types – ...

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?