Closeout Some Opalescence Australian 25mm x 18mm Oval Boulder Opal Wax Carving Tools Available in nine grits

Available in nine grits

This listing is for the replacement lens only

BL-DCH-2 bench polishing lathe motor unit

seat the workpiece

and every pack contains 3 various-size stones

Closeout Some Opalescence Australian 25mm x 18mm Oval Boulder Opal Wax Carving Tools Available in nine gritsBoulder Opal forms exclusively in Queensland, Australia, where precious opal develops as veins and patches within rugged brown ironstone boulders. Over millions of years, rainwater dissolved silica from the earth's surface and deposited it into natural cavities within the ironstone host rock. The result is a gem of exceptional durability the ironstone backing provides natural reinforcement that makes Boulder Opal more resistant to cracks and fractures