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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Elbaite
Elbaite
Elbaite (var. cat's eye tourmaline)
Elbaite (var. rubellite)
Elbaite Ring
Elbaite with cookeite
Elbaites
Ethiopian Opals
Euclase
Fire Opal
Fluorite with quartz
Fluorites
Georgina Emerald
Hydroxylherderite
Ibitira eucrite
Imperial Topaz
Jolie Citrine Necklace
Kyanite schist
Magnetite
Milarite with chlorite
Napoleon Diamond Necklace
Nautilus Tourmaline Pendant
Nigerian tourmalines
Opal
Opal
Opal
Opal
Opal
Opal
Orthoclase (var. adularia)
Paraiba Tourmaline
Paraiba Tourmaline
Paraiba Tourmaline
Paraiba Tourmaline Ring
Post Diamond Tiara
Pyroxmangite
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