Four Treasures Reference Database
Record No. 4872
Gem News: Large hydrothermal synthetic ruby
Journal Article
Koivula, J.I., Kammerling, R.C. and Fritsch, E. (1992) Gem News: Large hydrothermal synthetic ruby. Gems & Gemology, Vol. 28, No. 4, Winter, pp. 278–279.
ISBN/ISSN: 0016626X | Sinkankas/Born No.: NIS / NIB | RWHL
corundum, synthetic ruby, hydrothermal, gems