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Colour zoning in ruby from Mong-Shu, Burma
Inclusions of gilalite aggregates in rock crystal from Brazil
Fluid inclusions in quartz with bituminous daughter minerals, China
Bubbles and swirls in moldavite (natural glass)
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
«Red fox agate» from Patagonia, Argentina
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers
Midge included in amber from the Baltic coast, polarised light

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