Acanthite

Imiter, Atlas Mountains, Morocco

Beryl var. Aquamarine (etched)

Itatia Mine, Minas Gerais, Brazil

Heulandite with Stilbite

Jalgon, Maharashtra State, India

Olmiite on matrix

N Chwanning II Mine, Kuruman, Republic of South Africa

Opal (polished)

Jalisco, Mexico

Zoisite Var. Tanzanite

Merelani Mine, Lelatema Mountains, Arusha Region, Tanzania