Pendant with a London Blue topaz center stone and sky blue topaz side stones. Photo by Becky Liao. Licensed under CC By-ND 2.0.
Blue Topaz Faceted Oval Cut, Irradiated in Brooch
Pendant with a London Blue topaz center stone and sky blue topaz side stones. Photo by Becky Liao. Licensed under CC By-ND 2.0.
Article: Gemstone Radiation Treatment
Credit: Becky Liao
| Gemstone | Topaz |
| Treatments | Irradiation |
| Natural or man made | Natural |
| Jewelry type | Brooch |
| Gem State | Faceted |
| Color | Blue |
| Transparency | Transparent |