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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Amblygonite
Apatite
Beryl (var. aquamarine)
Calcite
Corundum (var. ruby)
Corundum (var. sapphire)
Cullinan Blue Diamond Necklace
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite (var. cat's eye tourmaline)
Enstatite
Fluorite
Fluorite
Jolie Citrine Necklace
Logan Sapphire
Midnight Dreamscape
Nautilus Tourmaline Pendant
Opal
Opal
Opal (var. hyalite)
Phosgenite
Quartz
Quartz (var. amethyst)
Quartz with dumortierite
Rhodonite
Royal Butterfly Brooch
Rutile
Scapolite
Southwest Sunset
Titanite
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