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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Andradite (var. demantoid)
Andradite (var. demantoid)
Barite
Barite
Beryl (var. heliodor)
Corundum (var. ruby)
Corundum (var. sapphire)
Danburite
Dark Jubilee Opal
Diamond and Sapphire Ring
Diamond Bracelet
Diaspore
Gold
Havey Tourmaline
Hope Diamond
Imperial Topaz
Ivory Camels
Kyanite
Mackay Emerald Necklace
Missouri River Sapphires
Nephrite
Owl Brooch
Pearl and Diamond Ring
Quartz (var. amethyst)
Rock Creek Sapphires
Shepard Diamond
Sunstone
Titanite
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