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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Apatite
Beryl (var. aquamarine)
Calcite
Corundum (var. ruby)
Corundum (var. ruby)
Corundum (var. sapphire)
Dark Jubilee Opal
Diamond and Sapphire Ring
Diamond Bracelet
Diopside
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite (var. cat's eye tourmaline)
Emerald Carving
Enstatite
Fluorite
Ivory Camels
Jolie Citrine Necklace
Midnight Dreamscape
Nephrite
Nigerian tourmalines
Opal
Opal (var. hyalite)
Owl Brooch
Pearl and Diamond Ring
Phosgenite
Quartz (var. amethyst)
Quartz with dumortierite
Rhodonite
Rutile
Southwest Sunset
Titanite
Pagination
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