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 ...

A bucket of collected rocks from the White Fir Agate Beds. U.S. Forest service roads zigzag through the mountains and wooded landscapes of the Ochoco National Forest. Getting the full scope of the ...

Rockhounds will find agate, minerals and rocks from around the world all close at home. The show offers an opportunity to look at agates from across the globe or buy and trade stones. Vendors provide ...

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 ...

Jaspers and cherts are the rocks most often confused with Lake Superior agates Lakers formed when mineral-infused solutions seeped into the gas bubbles of volcanic rocks Lake Superior agates are ...

Catalog of an auction by order of Mr. Ficke. At head of title: Sale number 1917; public exhibition from Sunday, January twenty-fifth.