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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)
Beryl (var. heliodor)
Black Opal Ring
Conchita Montana Sapphire Butterfly
Corundum (var. sapphire)
Corundum (var. star sapphire)
Danburite
Diamond Ring
Diaspore
Elbaite
Elbaite
Gold
Havey Tourmaline
Jadeite Pendant
Kyanite
Lacloche Diamond Bracelet
Missouri River Sapphires
Mogul Emerald Necklace
Nephrite Bowl
Post Diamond Tiara
Poudretteite
Quartz (var. amethyst)
Quartz (var. amethyst)
Rock Creek Sapphires
Sokol Diamond Necklace
Sokol Emerald Necklace
Spinel
Tiffany Amethyst Necklace
Tiffany Diamond and Ruby Bracelet
Tiffany Diamond Bracelet
Titanite
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