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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Alexandrites
Apatite
Bicolor Elbaite
Calcite
Cordierite (var. iolite)
Corundum (var. sapphire)
Fluorite
Fluorite
Fluorite
Fluorite
Kyanite
Labradorite Carving
Moonstone Carving
Opals
Petalite
Scapolite
Spessartine
Spinels
Zoisites
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