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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Cranberry Crown
Dom Pedro Aquamarine
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite (var. cat's eye tourmaline)
Elbaite (var. rubellite)
Elbaite Ring
Elbaite with cookeite
Elbaites
Euclase
Fire Opal
Fluorite
Hope Diamond
Hydroxylherderite
Ibitira eucrite
Imperial Topaz
Jolie Citrine Necklace
Maharaja of Indore Necklace
Mesolite
Napoleon Diamond Necklace
Nautilus Tourmaline Pendant
Nifontovite
Nigerian tourmalines
Opal
Paraiba Tourmaline
Paraiba Tourmaline
Paraiba Tourmaline
Paraiba Tourmaline Ring
Pentahydroborite
Post Diamond Tiara
Pyroxmangite
Quartz
Quartz
Quartz (var. amethyst geode)
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