Four Treasures Reference Database
Record No. 4883
Gem News: Update on rubies
Journal Article
Koivula, J.I., Kammerling, R.C. and Fritsch, E. (1993) Gem News: Update on rubies. Gems & Gemology, Vol. 29, No. 1, Spring, pp. 60–61.
ISBN/ISSN: 0016626X | Sinkankas/Born No.: NIS / NIB | RWHL
corundum, ruby, Burma.12, India.12, Afghanistan.12, gems