Inclusions of rock crystal and rutile needles in quartz, Brazil, polarised light
Bubbles and swirls in moldavite (natural glass)
Two-phase inclusions in sapphire, Sri Lanka
Inclusions of rutile (dark crystal and fine needles) and clusters of zircon grains in umbalite garnet, Tanzania
Inclusions of hematite in feldspar (sunstone), India
Two-Phase inclusions and rutile needles in rock crystal from Brazil
Two-phase inclusion in amethyst, Brazil
«Red fox agate» from Patagonia, Argentina
Spinel crystal in dolomite marble, Burma
Partially etched diamond crystal
Des sponsors généreux de notre 75e anniversaire
Diamond Sponsors
Ruby Sponsors
Spinel Sponsors
