The fun of geode cutting is never knowing which rock will actually pay off, and this one delivers the biggest surprise of the ...

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 ...

An abandoned mine in Spain hides a sparkling treasure – the world's largest geode, a natural crystal phenomenon that has stunned scientists. In abandoned silver mine in Pulpí, in Spain's south-eastern ...

This tiny Ohio island village hides one of the Midwest’s most incredible natural wonders, with landscapes and spots waiting ...

It took millions of years for agates and geodes to reach the earth’s surface — and it looks like this year they’re making up for lost time. The crystal-encrusted rocks are everywhere right now (and do ...

One of the biggest natural geodes on earth is set to open to the public for the first time. An underground cave, full of giant crystals and minerals sits deep below the Andalucían town of Pulpi.

Lots of kids collect minerals, but Richard Berger wasn’t one of them. The Bronx native didn’t see his first chunk of quartz until he was in his 20s. Disillusioned with medical school, Berger was ...

The annual gem show is back in full swing, but this year there is a new and permanent installation just down from Fourth Avenue. The Crystal Cave is a new gem and mineral shop here in Tucson that is ...