On a visit to Tucson, relatives took me to a gem and mineral show where we saw a collection of geodes. Ordinary on the outside; beautiful on the inside. Will you please tell us how they are formed and ...

Most geodes can fit in the palm of your hand. The Pulpí Geode can fit your entire family inside it. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Any geode might make us wonder: What geologic forces form these hollows lined with crystals? But the Pulpí Geode, discovered in an abandoned Spanish mine, takes wonder to a different scale. One of the ...

In a recent article in Miner Deposita, researchers presented a comprehensive study of the amethyst and agate geodes in the Los Catalanes Gemmological District of Northern Uruguay. This region is ...

As someone who loves both fossils and gems/minerals; agatized coral hunting is REALLY growing on me. In this video I team up with PaleoCris and our friend Derek to go look for agatized coral geodes in ...

When it comes to home accents that add character and color, crystals like geodes deliver the goods. These rock structures with internal cavities filled with minerals can be absolutely captivating.