Four Treasures Reference Database
Record No. 1373
Sapphires
Journal Article
O’Donoghue, M. (1981) Sapphires. Gemmological Newsletter, Vol. 10, No. 13, p. 1; No. 14, p. 1.
Sinkankas/Born No.: NIS/NIB | RWHL
corundum, treatments.6, gems