Twin-crystal of chrysoberyl

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

Dendrites in agate

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

«Red fox agate» from Patagonia, Argentina

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

Agate from Anzi, Maroc