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

Two-phase inclusions in tourmaline from Namibia

Fluid inclusions containing mica and quartz, in aquamarine from Pakistan

Stress fissure («sun spangle») in baltic amber

Inclusions of hematite in feldspar (sunstone), India

«Red fox agate» from Patagonia, Argentina

Partially etched diamond crystal

Inclusions of gilalite aggregates in rock crystal from Brazil

Structure in a healing fissure in topaz from Brazil