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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
African Gems
Andradite (var. demantoid)
Andradite (var. demantoid)
Beryl
Beryl (var. heliodor)
Corundum (var. sapphire)
Dark Jubilee Opal
Demantoid Bracelet
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Fluorites
Jeremejevite
Nautilus Tourmaline Pendant
Nigerian tourmalines
Opal
Opal
Phosgenite
Pyrope Hair Comb
Unusual Gems
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