Midge included in amber from the Baltic coast, polarised light

Two-Phase inclusions and rutile needles in rock crystal from Brazil

Partially etched diamond crystal

Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers

Inclusions of gilalite aggregates in rock crystal from Brazil

Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light

Agate from Anzi, Maroc

Dumortierite in rock crystal, Brazil, polarised light

Inclusions of fossil plant debris in opal from Wollo, Ethiopia