Heat Resistant Opal | Holly Gage Design

New Cultured Opals can be Fired at 1650ºF in Metal Clay for 2 hours, but only if you do this...

How to fire new heat-resistant Cultured Opals in Fine Silver AND Enriched 950 Sterling and 960 Sterling Metal Clays at 1650 ºF for 2 hours

Jul 11, 20229 min read

Testing and advice by Holly Gage, on how to set fire-in-place cultured opals in your Metal Clay and Jewelry creations.

Jun 11, 20228 min read