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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Attaway Ametrine
Calcite
Cordierite (var. iolite)
DeYoung Red Diamond
Dyber Ametrine
Elbaite
Ethiopian Opals
Fluorite
George Pendant
Grossular (var. tsavorite)
Hologem Fire Opal Pendant
Marie Louise Diadem
Moonstone
Nifontovite
Opal
Opal
Pentahydroborite
Peridot
Pyrope (var. rhodolite)
Quartz
Sherman Diamond
South Sea Pearl Ring
Spessartine
Spinel
Spinel
Whitney Alexandrite
Zoisite ( var. tanzanite)
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