Zircons.
Gemstones including tanzanites, sapphire, zircon, amethyst, quartz, garnets, peridot.Export, source
Ruby, sapphire, emerald, spinel, tourmaline, opal, aquamarine, chrysoberyl, alexandrite, cats eye, zircon, garnet, hessanite garnet, amethyst, tanzanite, green garnet (savourite), peridot, quartz, beryls, green beryl.
Ruby, Sapphire, Emerald, Spinel, Tourmaline, Opal, Aquamarine, Chrysoberyl, Alexandrite, Cats Eye, Zircon, Garnet, Hessanite Garnet, Amethyst, Tanzanite, Green Garnet (savourite), Peridot, Quartz, Beryls, Green Beryl.
Precious and non precious metals like...iridium, rhodium, iron, zircon...etc gemstones ie sapphire, ruby, tourmaline, aquamarine etc.