Partially etched diamond crystal

Fluid inclusions containing mica and quartz, in aquamarine from Pakistan

Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania

Fluid inclusions in quartz with bituminous daughter minerals, China

Spinel crystal in dolomite marble, Burma

Bubbles and swirls in moldavite (natural glass)

«Red fox agate» from Patagonia, Argentina

Inclusions of hematite in aquamarine, Tanzania

Agate from Anzi, Maroc