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Smithsonian National Museum of Natural History
GeoGallery
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Andradite (var. demantoid)
Andradite (var. demantoid)
Andradite (var. demantoid)
Barite
Barite
Beryl (var. heliodor)
Burmese Ruby Bracelet
Corundum (var. ruby)
Corundum (var. sapphire)
Danburite
Dark Jubilee Opal
Diamond and Sapphire Ring
Diamond Bracelet
Diaspore
Elbaite Carving
Gold
Havey Tourmaline
Ivory Camels
Kyanite
Maharani Cat's Eye
Missouri River Sapphires
Montana Sapphires
Nephrite
Owl Brooch
Pearl and Diamond Ring
Quartz (var. amethyst)
Rock Creek Sapphires
Star of Asia
Titanite
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