Filling

Filling

Filling Filling is a gemstone enhancement method which indicates a broad range of treatments. From simple oiling to resin impregnation to the filling of fractures with glass or synthetic gem material with the aid of fluxes. Oiling Oiling has been around since...
Flame Fusion

Flame Fusion

Flame Fusion Flame fusion, discovered in 1902 by Auguste Verneuil, was the first successful process creating synthetic gemstones. Using powdered elements and high temperatures he was able to grow crystals in a laboratory. Initially, rubies were the only gems produced...