Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Two-phase inclusions in tourmaline from Namibia
Inclusions of gilalite aggregates in rock crystal from Brazil
Fluid inclusions containing mica and quartz, in aquamarine from Pakistan
Twin-crystal of chrysoberyl
Midge included in amber from the Baltic coast, polarised light
Partially etched diamond crystal
Two-Phase inclusions and rutile needles in rock crystal from Brazil

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