Midge included in amber from the Baltic coast, polarised light
Midge included in amber from the Baltic coast, polarised light
Two-Phase inclusions and rutile needles in rock crystal from Brazil
Two-Phase inclusions and rutile needles in rock crystal from Brazil
Agate from Anzi, Maroc
Agate from Anzi, Maroc
Spinel crystal in dolomite marble, Burma
Spinel crystal in dolomite marble, Burma
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Inclusion of apatite in ruby from Tanzania
Inclusion of apatite in ruby from Tanzania
Inclusions of chrysotile fibres in demantoide garnet from Ural Mountains, Russia
Inclusions of chrysotile fibres in demantoide garnet from Ural Mountains, Russia
Agate from Reichweiler, Germany
Agate from Reichweiler, Germany
Two-phase inclusions in sapphire, Sri Lanka
Two-phase inclusions in sapphire, Sri Lanka
Fire opal, Mexico
Fire opal, Mexico