Paul Black explained how Mount Diablo was formed by lava squirting “like toothpaste” through layers of rock while he polished a piece of Woodward Ranch Plume Agate. He was yelling. The decibels were ...

Those with an affinity for rocks will be entertained and educated during Lapidary Day at the Lizzadro Museum of Lapidary Art in Oak Brook.

A.K. Miles of Salem spent summers as a little girl traveling the Pacific Northwest with her grandparents, collecting rocks and helping her great-grandfather cut and polish them in his lapidary shop.

PASADENA – Pasadena was once the home of the largest mineral and lapidary mail order supplier in the country. It was called Grieger’s. It was started as a hobby and expanded into a large business.

ANTIOCH — As he polished a piece of Woodward Ranch plume agate, Paul Black explained how Mount Diablo was formed by lava squirting “like toothpaste” through layers of rock. He was yelling. The ...