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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Calcite
Chalk Emerald
Chrysoberyl
Elbaite
Elbaite Ring
Ethiopian Opals
Fluorite
Fluorite
Grossular (var. tsavorite)
Grossular (var. tsavorite) and Elbaite
Grossular Garnet
Maharaja of Indore Necklace
Moonstone
Nifontovite
Pentahydroborite
Peridot
Peridot
Pyrope (var. rhodolite)
Quartz
Rosser Reeves Star Ruby
South Sea Pearl Ring
Spessartine
Spinel
Spinel
Turquoise Zuni Bracelet
Whitney Alexandrite
Wilkinson Diamond Ringdant
Zoisite
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