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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Amblygonite
Corundum (var. star ruby)
Cullinan Blue Diamond Necklace
Diopside
Dunn Pearl Necklace
Elbaite
Elbaite
Emerald Carving
Fluorite
Hooker Emerald
Nautilus Tourmaline Pendant
Nigerian tourmalines
Opal
Opal Peacock Brooch
Quartz
Royal Butterfly Brooch
Scapolite
Topaz
Van Buren Pearls
Victoria-Transvaal Diamond
Wilkinson Diamond Brooch
Yowah Opal Nut
Zircon
Zircon
Zircon
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