Bubbles and swirls in moldavite (natural glass)
Bubbles and swirls in moldavite (natural glass)
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, parallel polarisers
Partially etched diamond crystal
Partially etched diamond crystal
Two-phase inclusion in amethyst, Brazil
Two-phase inclusion in amethyst, Brazil
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania
Inclusion of apatite in ruby from Tanzania
Inclusion of apatite in ruby from Tanzania
Inclusions of hematite in aquamarine, Tanzania
Inclusions of hematite in aquamarine, Tanzania