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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Beryl
Beryl (var. heliodor)
Calcite
Calcite
Corundum (var. sapphire)
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Fire Opal
Fire Opal
Hemimorphite
Hologem Fire Opal Pendant
Maharaja of Indore Necklace
Nautilus Tourmaline Pendant
Nigerian tourmalines
Opal (var. hyalite)
Opals
Topaz
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