Zoisite Var. Tanzanite Arusha, Merelani, Tanzania |
Corundum Var. Sapphire Balangoda, near Ratnapura, Sabaragamuwa Province, Sri Lanka |
Opal (rough and cut) Shoa Province, Ethiopia |
Dioptase Altyn-Tyube, Karagandy Oblast, Kazakhstan |
Corundum var. Sapphire Potanino Mine, Ilmen Mountains, Russia |
Opal (polished) Jalisco, Mexico |