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
Twin-crystal of chrysoberyl
Twin-crystal of chrysoberyl
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
Inclusions of hematite in feldspar (sunstone), India
Inclusions of hematite in feldspar (sunstone), India
«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
Spinel crystal in dolomite marble, Burma
Spinel crystal in dolomite marble, Burma
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light
Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light
Structure in a healing fissure in topaz from Brazil
Structure in a healing fissure in topaz from Brazil
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers
Epigenetic inclusion (probanly melanterite) in quartz, Brazil, crossed polarisers