Lapidary Machine Rules

Lapidary Workshop Policies

Cutting a Cabochon at NMC

Moh's Scale of Hardness

Special Aspects of Faceting

Barbara's Cloisonne Class

Jay's Casting Demonstration

Operating Oxy/Fuel Torches

Slabs to Cabs: How to Make Lapidary Cabochons

Creating beautiful, polished cabochons from slabbed rock is a rewarding process that (with a bit of practice) anyone can master. This guide will help you work through all of the steps required. (Courtesy of