Two-phase inclusions in sapphire, Sri Lanka

Inclusions of gilalite aggregates in rock crystal from Brazil

Twin-crystal of chrysoberyl

Fluid inclusions in quartz with bituminous daughter minerals, China

«Red fox agate» from Patagonia, Argentina

Colour zoning in ruby from Mong-Shu, Burma

Inclusions of hematite in feldspar (sunstone), India

Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers

Two-phase inclusions in tourmaline from Namibia