Colour zoning in ruby from Mong-Shu, Burma

Bubbles and swirls in moldavite (natural glass)

Fluid inclusions containing mica and quartz, in aquamarine from Pakistan

Inclusions of gilalite aggregates in rock crystal from Brazil

Two-phase inclusions in tourmaline from Namibia

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

Agate from Reichweiler, Germany

Inclusion of apatite in ruby from Tanzania

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