«Red fox agate» from Patagonia, Argentina
«Red fox agate» from Patagonia, Argentina
Midge included in amber from the Baltic coast, polarised light
Midge included in amber from the Baltic coast, polarised light
Twin-crystal of chrysoberyl
Twin-crystal of chrysoberyl
Two-phase inclusions in tourmaline from Namibia
Two-phase inclusions in tourmaline from Namibia
Inclusion of apatite in ruby from Tanzania
Inclusion of apatite in ruby from Tanzania
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Fluid inclusions in quartz with bituminous daughter minerals, China
Fluid inclusions in quartz with bituminous daughter minerals, China
Inclusions of chrysotile fibres in demantoide garnet from Ural Mountains, Russia
Inclusions of chrysotile fibres in demantoide garnet from Ural Mountains, Russia