Gemstone like emerald.
Sapphire, emeralds and rubies.
Ruby, sapphire, emerald, spinel, tourmaline, opal, aquamarine, chrysoberyl, alexandrite, cats eye, zircon, garnet, hessonite garnet, amethyst, tanzanite, green garnet (savourite), peridot, quartz, beryls, green beryl.