Acanthite

Imiter, Atlas Mountains, Morocco

Adamite on Limonite

Ojuela Mine, Mapimi, Durango, Mexico

Beryl var. Aquamarine

Quy Chau District, Nghe An Province, Vietnam

Dioptase

Altyn-Tyube, Karagandy Oblast, Kazakhstan

Opal (polished)

Jalisco, Mexico

Spinel (rough and cut)

Mogok, Sagaing District, Mandalay Division, Burma (Myanmar)