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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
Elbaite
Elbaite
Elbaite
Ethiopian Opals
Fluorite
Fluorite
Gold
Grossular (var. tsavorite)
Havey Tourmaline
Kyanite
Missouri River Sapphires
Moonstone
Nautilus Tourmaline Pendant
Nifontovite
Opal
Pentahydroborite
Peridot
Pyrope (var. rhodolite)
Quartz
Quartz
Quartz (var. amethyst)
Rock Creek Sapphires
Royal Butterfly Brooch
Scapolite
South Sea Pearl Ring
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