Closeout No Opalescence Australian 25mm x 18mm Oval Boulder Opal Kagan May also be suitable for

May also be suitable for other 120V kilns using the same style of stepless infinite control

consider purchasing additional inner duplex springs (single piece: part number 134

The included 13W bulb (113

010 jewelers workbench

Part # Metal Stone Size 20-60 14K Yellow

Closeout No Opalescence Australian 25mm x 18mm Oval Boulder Opal Kagan May also be suitable forBoulder Opal is found exclusively in Queensland, Australia, where veins and patches of precious opal form within rugged brown ironstone boulders. This gem developed over millions of years as rainwater dissolved silica from the earth's surface and deposited it into natural cavities within the ironstone. The result is a stone of exceptional durability the ironstone backing provides natural reinforcement that makes Boulder Opal more resistant to cracks