Spinel crystal in dolomite marble, Burma

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

Two-phase inclusion in amethyst, Brazil

Bubbles and swirls in moldavite (natural glass)

«Red fox agate» from Patagonia, Argentina

Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light

Midge included in amber from the Baltic coast, polarised light

Two-phase inclusions in sapphire, Sri Lanka