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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Apatite
Apatite
Azurite
Beryl (var. aquamarine)
Corundum (var. ruby)
Corundum (var. sapphire)
Demantoid Bracelet
Diaspore
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite (var. cat's eye tourmaline)
Fire Opal
Freedom Diamond
Hydroxylherderite
Jolie Citrine Necklace
Kimberley Diamond
Kyanite
Midnight Dreamscape
Opal (var. hyalite)
Quartz (var. amethyst)
Quartz with dumortierite
Roebling Opal
Scapolite
Scapolite
Southwest Sunset
Spessartine
Spinel
Triplite
Uncle Sam Diamond
Zoisites
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