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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Apatite
Attaway Ametrine
Calcite
Cordierite (var. iolite)
Demantoid Bracelet
Diaspore
Dyber Ametrine
Elbaite
Elbaite
Ethiopian Opals
Fire Opal
Fluorite
George Pendant
Grossular (var. tsavorite)
Hall Sapphire Necklace
Hazen Diamond Necklace
Hologem Fire Opal Pendant
Hydroxylherderite
Kyanite
Moonstone
Nifontovite
Opal
Opal
Pentahydroborite
Peridot
Pyrope (var. rhodolite)
Quartz
Quartz (var. amethyst)
Scapolite
Scapolite
South Sea Pearl Ring
Spessartine
Spessartine
Spinel
Spinel
Triplite
Pagination
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