Fluid inclusions containing mica and quartz, in aquamarine from Pakistan

Fluid inclusions in quartz with bituminous daughter minerals, China

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

Inclusions of gilalite aggregates in rock crystal from Brazil

Stress fissure («sun spangle») in baltic amber

Structure in a healing fissure in topaz from Brazil

Two-phase inclusion in amethyst, Brazil

Partially etched diamond crystal