Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. Discovered in 1999 during mining operations in the Mina Rica (the ...
Exploring the Pulpi Geode, the world's largest crystal cave in Spain, The Pulpí Geode in a gypsum mine in Pulpí, Spain is the world's largest geode, measuring 8 meters in length. Discovered in 1999, ...
Rockhounders can find all kinds of gemstones across the United States, but there are certain places where geodes can be found ...