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

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

Midge included in amber from the Baltic coast, polarised light

Inclusions of hematite in feldspar (sunstone), India

Agate from Anzi, Maroc

Structure in a healing fissure in topaz from Brazil

Two-phase inclusions in tourmaline from Namibia

Two-phase inclusions in sapphire, Sri Lanka