Celestite

Rockwood, Michigan

Danburite: Rough and Cut

Charcas, San Luis Potosi, Mexico

Dioptase

Altyn-Tyube, Karagandy Oblast, Kazakhstan

Garnet var. Hessonite

Jeffrey Mine, Asbestos, Quebec, Canada

Corundum Var. Sapphire

Balangoda, near Ratnapura, Sabaragamuwa Province, Sri Lanka

Zoisite Var. Tanzanite

Merelani Mine, Lelatema Mountains, Arusha Region, Tanzania