Inclusions of anatase crystal and rutile fibres in rock crystal from Brazil
Stress fissure («sun spangle») in baltic amber
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania
Dendrites in agate
Two-phase inclusion in amethyst, Brazil
Twin-crystal of chrysoberyl
Inclusions of chrysotile fibres in demantoide garnet from Ural Mountains, Russia
Inclusions of fossil plant debris in opal from Wollo, Ethiopia

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