«Red fox agate» from Patagonia, Argentina

Inclusions of fossil plant debris in opal from Wollo, Ethiopia

Two-phase inclusions in tourmaline from Namibia

Agate from Reichweiler, Germany

Bubbles and swirls in moldavite (natural glass)

Inclusions of anatase crystal and rutile fibres in rock crystal from Brazil

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

Two-Phase inclusions and rutile needles in rock crystal from Brazil

Midge included in amber from the Baltic coast, polarised light