Beryl var. Aquamarine (etched) Itatia Mine, Minas Gerais, Brazil |
Corundum Var. Sapphire Balangoda, near Ratnapura, Sabaragamuwa Province, Sri Lanka |
Quartz "Faden" Dara Ismael Khan District, Waziristan, Pakistan |
Olmiite on matrix N Chwanning II Mine, Kuruman, Republic of South Africa |
Dioptase Altyn-Tyube, Karagandy Oblast, Kazakhstan |
Corundum var. Sapphire Potanino Mine, Ilmen Mountains, Russia |