Beryl var. Aquamarine (etched)

Itatia Mine, Minas Gerais, Brazil

Danburite: Rough and Cut

Charcas, San Luis Potosi, Mexico

Diopside

Merelani Hills, Lelatema Mtns., Arusha Region, Tanzania

Quartz, var. Herkimer Diamond

Ace of Diamonds Mine, Herkimer County, New York

Quartz "Faden"

Dara Ismael Khan District, Waziristan, Pakistan

Corundum Var. Sapphire

Balangoda, near Ratnapura, Sabaragamuwa Province, Sri Lanka