Crater of Diamonds State Park in Arkansas is the only state park in the U.S. where you can dig for diamonds and keep them. You'll also be able to find gems like quartz, agate, garnet, and jasper ...

Mineral deposits can create markings that look like forests or mountains, and experts say each stone is distinctive. By Jill Newman When Tarun Adlakha displays a dendritic agate, with its finely ...

IDAHO FALLS — The Idaho Gem and Mineral Society (IFG&MS) will be holding its Annual Members Rock, Gem and Jewelry Sale from 9 a.m. to 5 p.m., Saturday, Oct. 4, at the Bonneville County Fairgrounds.

Jan O’Neil patiently rifled through piles of rocks Friday morning north of Cloquet. As she hunted for agates, quartz and jasper (her favorite), dust rose from the pile. She sprayed a rock with water ...

Designers say local materials reduce their environmental impact and are aesthetically pleasing, too. By Rachel Garrahan Gray-white billows swirl across the surface of an agate ring in Sian Evans’s new ...