They are nodule-like rocks typically found in volcanic regions, and specifically, those with rhyolite lavas. They look a bit like geodes, but they’re not exactly geodes. There are three types of ...
Geodes can be obtained by breaking rocks in the Mines from levels 1-39 especially. They're also dropped by Duggies. You can find them in Fishing Treasure Chests, or receive them as gifts from the ...