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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Bismarck Sapphire Necklace
Blue Heart Diamond
Burmese Ruby Bracelet
Calcite
Calcite
Carmen Lúcia Ruby
Cat's Eyes
Corundum (var. sapphire)
Cullinan Blue Diamond Necklace
Danburite
Fire Opal
Fire Opal
Fluorites
Hemimorphite
Hologem Fire Opal Pendant
Jadeite
Marquise Diamond Ring
Moonstone
Opal (var. hyalite)
Opals
Pearson Diamond
Peridot gemstones
Petalite
Poudretteite
Ruby and Diamond Brooch
Scapolite
Shepard Diamond
Spinel Bracelet
Spinels
Star of Asia
Topaz
Unusual Gems
Victoria-Transvaal Diamond
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