marakatah
mahā-mārakatāḥ — emerald;
SB 7.4.9-12
marakataḥ — a sapphire;
SB 10.33.6
mārakataḥ — made of emerald;
SB 10.38.28-33
mahā-marakataḥ — the jewel of the name marakata;
CC Madhya 8.95