Orienting a damaged emerald for maximum recovery in recutting
This video illustrates a simplified method for safely and accurately pouring molten metal into an ingot mold. The tool was invented by master jeweler Jay Whaley
Mining Boulder Opal in Koroit, Queensland, Australia. Here is a quick (& amateurishly done) look at mining boulder opal in the outback of southwest Queensland, Australia. ...
Cooney marines amazing Tube bender.