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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Aquamarine ring
Azurite
Beryl (var. emerald)
Beryl (var. emerald)
Diopside
Emerald Carving
Freedom Diamond
Georgina Emerald
Iris Moonstone Necklace
Kimberley Diamond
Labradorite (var. rainbow moonstone)
Nigerian tourmalines
Paraiba Tourmaline Ring
Pyrope (var. rhodolite)
Quartz (var. amethyst)
Ruby and Diamond Brooch
Schneider Tanzanite Ring
Spinel
Spinel ring
Topaz
Uncle Sam Diamond
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