Minerals and Metals in Ancient India v2.c36.10

v2.c36.10

*Ill. 2.10* (a) Rosser Reeves Ruby (138.7 carats) from Sri Lanka — the largest and finest star ruby in the world. (b) 911 carat aquamarine from Brazil. (c) The Maharani — 58.2 carat chrysoberyl cat's eye.