Four Treasures Reference Database
Record No. 4860
Gem News: Sapphires found in Burundi
Journal Article
Koivula, J.I. and Kammerling, R.C. (1989) Gem News: Sapphires found in Burundi. Gems & Gemology, Vol. 25, No. 4, Winter, p. 247.
ISBN/ISSN: 0016626X | Sinkankas/Born No.: NIS / NIB | RWHL
corundum, geology.11, Burundi.12, gems