Gemstones
Emerald cut stones
Emerald
Emerald and many other stones
Emerald stone
Rough emerald
Rough cut emeralds
Emerald
Sapphires, ruby, tourmaline, topaz , emeralds, copper ore , red copper oxides , copper cathodes & galena lead oxide
Topaz
Colombian emeralds, euclases, sapphires, and quartz
Colombian emeralds, euclases, sapphires, and quartz
Colombian emeralds, euclases, sapphires, and quartz
Colombian emeralds, euclases, sapphires, and quartz
Colombian emeralds, euclases, sapphires, and quartz
Raw material rough aquamarine, tourmaline, emerald
Sodium sulfide, na2s,, fe, yellow, red flakes
Minerals such as ruby, turquoise, emerald, topazo
Gemstones like rubies, emerald, sapphire, aquamarine and citrine
Sapphires, emeralds and ruby