Inclusion of apatite in ruby from Tanzania

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

Fire opal, Mexico

Two-phase inclusion in amethyst, Brazil

Inclusions of hematite in feldspar (sunstone), India

«Red fox agate» from Patagonia, Argentina

Dumortierite in rock crystal, Brazil, polarised light

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

Twin-crystal of chrysoberyl