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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
African Gems
Amblygonite
Apatite
Cullinan Blue Diamond Necklace
Elbaite
Elbaite
Elbaite and Nephrite Bracelet
Fluorite
Nautilus Tourmaline Pendant
Opal
Paraiba Tourmaline
Pearl and Peridot Haircomb
Picasso Kunzite Necklace
Quartz
Quartz Pendant
Royal Butterfly Brooch
Scapolite
Sunstone
Topaz Pendant
Yowah Opal Nut
Zircon
Zircon
Zircon
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