Agate from Anzi, Maroc
Inclusions of fossil plant debris in opal from Wollo, Ethiopia
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers
Inclusions of hematite in aquamarine, Tanzania
Two-phase inclusions in sapphire, Sri Lanka
Fire opal, Mexico
Two-phase inclusion in amethyst, Brazil

Zone interne

Cette zone est disponible uniquement aux membres.