Rockhounders can find all kinds of gemstones across the United States, but there are certain places where geodes can be found ...

Sparkling hollows filled with lustrous crystals, dubbed geodes, are often perceived as small objects that can fit comfortably on a bookshelf. But some are more like gigantic cathedrals filled with a ...

Amethyst is a violet variety of quartz which has been used as a gemstone for many centuries and is a key economic resource in northern Uruguay. Geodes are hollow rock formations often with quartz ...

Thundereggs look like regular rocks from the outside, but contain intricate and colorful mineral patterns inside — often made ...

Owner Randy Elliott is happy to reach that milestone, though he’ll be the first to tell customers that’s not even a temporal blink compared to the ages of the rocks he sells. “That beauty has been ...