Beryl var. Aquamarine (etched)

Itatia Mine, Minas Gerais, Brazil

Celestite

Rockwood, Michigan

Olmiite

N Chwanning II Mine, Kuruman, Republic of South Africa

Opal (polished)

Jalisco, Mexico

Corundum Var. Sapphire

Balangoda, near Ratnapura, Sabaragamuwa Province, Sri Lanka

Zoisite Var. Tanzanite

Merelani Mine, Lelatema Mountains, Arusha Region, Tanzania