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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Agate
Aquamarine ring
Beryl (var. aquamarine)
Bismarck Sapphire Necklace
Burmese Ruby Bracelet
Calcite
Calcite
Carmen Lúcia Ruby
Cat's Eyes
Chalcedony cameo
Chrysoprase snuff bottle
Clagett Bracelet
Corundum (var. ruby)
Corundum (var. sapphire)
Corundum (var. star ruby)
Danburite
Danburite
DeYoung Pink Diamond
DeYoung Red Diamond
Diamond and Sapphire Ring
Diamond Bracelet
Diamond Ring
Diamond Tiara Bracelet
Dunn Pearl Necklace
Elbaite
Enstatite
Fluorite
Fluorites
Grossular Garnets
Gypsum
Gypsum
Hall Sapphire Necklace
Hazen Diamond Necklace
Hemimorphite
Hooker Yellow Diamonds
Inscribed emerald
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