The Treatment of Gemstones - Ganoksin Jewelry Making Community
Minerals Colored by Irradiation
SciELO - Brasil - FTIR study of aquamarines after gamma irradiation, heat treatment and electrodiffusion FTIR study of aquamarines after gamma irradiation, heat treatment and electrodiffusion
Aquamarine - the beautiful blue birthstone of March – London DE
Do you think these fluorites have been irradiated or are naturally blue? : r/Minerals