Sky blue topaz gems. Photo © International Gem Society.
Blue Topaz Faceted, Irradiated
Sky blue topaz gems. Photo © International Gem Society.
Article: Distinguishing Aquamarine Imitations
Credit: International Gem Society
| Gemstone | Topaz |
| Treatments | Irradiation |
| Natural or man made | Natural |
| Gem State | Faceted |
| Color | Blue |
| Transparency | Transparent |