The Oregon coast is known for all kinds of natural beauty. Seashells, however, are not one of them. But that doesn’t stop crowds from coming to the coast to search the sand for that one special ...

Known for their integrated colors and patterns, collectors are often amazed at agates that wind up on Upper Peninsula lakeshores. Known for its diversity and beauty, an agate stone is a form of quartz ...

Agates are rocks. More specifically, they’re a form of chalcedony typically semi-transparent to translucent. Size-wise, more often than not, agates range somewhere between a jelly bean and a ...

DULUTH — About 1.1 billion years ago here, fissures opened in the surface of the earth, depositing lakes of molten rock near what would eventually be the Twin Ports and Lake Superior. This is ...

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 ...