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 ...

THIS exquisite image captures the astonishing internal structure of crazy lace agate, also known as Mexican agate. This section of the mineral is some 65 million years old. Agate is related to quartz ...

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 ...