Boulders of petrified wood, jade and quartz — each of them weighing about a ton — sparkle in the sun outside the Lizzadro Museum of Lapidary Art in Oak Brook. Tucked away in a suburban office park, ...

Those with an affinity for rocks will be both entertained and educated during Lapidary Day at the Lizzadro Museum of Lapidary Art in Oak Brook. The museum’s slate from 10 a.m. to 4 p.m. Nov. 8, ...

A lapidary grinding wheel spins as it sands down part of an anchored rock, gripped in a faceting machine. As geometric angles are followed from a chart and dials are turned on the faceter, the rock ...

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.

Finely-cut diamond abrasive is utilized in the manufacture of industrial drills, grinding wheels and discs, dental instruments and lapidary apparatus. The grinding tools are subsequently implemented ...