Two-phase inclusion in amethyst, Brazil
Two-phase inclusion in amethyst, Brazil
«Red fox agate» from Patagonia, Argentina
«Red fox agate» from Patagonia, Argentina
Agate from Reichweiler, Germany
Agate from Reichweiler, Germany
Spinel crystal in dolomite marble, Burma
Spinel crystal in dolomite marble, Burma
Structure in a healing fissure in topaz from Brazil
Structure in a healing fissure in topaz from Brazil
Stress fissure («sun spangle») in baltic amber
Stress fissure («sun spangle») in baltic amber
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
Fluid inclusions in quartz with bituminous daughter minerals, China
Fluid inclusions in quartz with bituminous daughter minerals, China
Inclusions of gilalite aggregates in rock crystal from Brazil
Inclusions of gilalite aggregates in rock crystal from Brazil
Bubbles and swirls in moldavite (natural glass)
Bubbles and swirls in moldavite (natural glass)