Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania
Two-phase inclusions in sapphire, Sri Lanka
Stress fissure («sun spangle») in baltic amber
Fluid inclusions in quartz with bituminous daughter minerals, China
Inclusion of apatite in ruby from Tanzania
Two-phase inclusion in amethyst, Brazil
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Inclusions of hematite in aquamarine, Tanzania

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