Heat-treated ruby. Photo by Mauro Cateb. Licensed under CC By 2.0.
Translucent Red Ruby Faceted, Heat-Treated
Heat-treated ruby. Photo by Mauro Cateb. Licensed under CC By 2.0.
Article: What are Gemstone Enhancements?
Credit: Mauro Cateb
| Gemstone | Ruby, Corundum |
| Treatments | Heat Treatment |
| Natural or man made | Natural |
| Gem State | Faceted |
| Color | Red |
| Transparency | Translucent |