Four Treasures Reference Database
Record No. 4746
Gem Trade Lab Notes: Dyed sapphire as a ruby imitation
Journal Article
Crowningshield, G.R. and Reinitz, I. (1992) Gem Trade Lab Notes: Dyed sapphire as a ruby imitation. Gems & Gemology, Vol. 28, No. 3, Fall, pp. 196–197.
ISBN/ISSN: 0016626X | Sinkankas/Born No.: NIS / NIB | RWHL
corundum, dyed corundum, dyed ruby, treatments.6, gems