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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Amblygonite
Andradite (var. demantoid)
Andradite (var. demantoid)
Barite
Barite
Beryl (var. heliodor)
Calcite
Corundum (var. sapphire)
Cullinan Blue Diamond Necklace
Danburite
Diaspore
Diopside
Elbaite
Elbaite
Emerald Carving
Enstatite
Fluorite
Fluorite
Gold
Havey Tourmaline
Kyanite
Missouri River Sapphires
Nautilus Tourmaline Pendant
Nigerian tourmalines
Opal
Opal
Phosgenite
Quartz
Quartz (var. amethyst)
Quartz (var. amethyst)
Rhodonite
Rock Creek Sapphires
Royal Butterfly Brooch
Rutile
Scapolite
Titanite
Pagination
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