Dumortierite in rock crystal, Brazil, polarised light
Inclusions of chrysotile fibres in demantoide garnet from Ural Mountains, Russia
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Fluid inclusions in quartz with bituminous daughter minerals, China
Inclusions of anatase crystal and rutile fibres in rock crystal from Brazil
Two-phase inclusion in amethyst, Brazil
Spinel crystal in dolomite marble, Burma
Inclusion of apatite in ruby from Tanzania

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