Four Treasures Reference Database
Record No. 637
![Gem Trade Lab Notes: “Geneva [synthetic] ruby”](/media/publications/3633723145_COVER_SU92_80333.jpg "Gem Trade Lab Notes: “Geneva [synthetic] ruby”")
Gem Trade Lab Notes: “Geneva [synthetic] ruby”
Journal Article
Crowningshield, G.R. (1992) Gem Trade Lab Notes: “Geneva [synthetic] ruby”. Gems & Gemology, Vol. 28, No. 2, Summer, p. 127.
ISBN/ISSN: 0016626X | Sinkankas/Born No.: NIS / NIB | RWHL
corundum, synthetic corundum.7, synthetic ruby, Geneva ruby, gems