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Smithsonian National Museum of Natural History
GeoGallery
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Andradite (var. demantoid)
Andradite (var. demantoid)
Barite
Barite
Beryl (var. heliodor)
Calcite
Calcite
Corundum (var. sapphire)
Corundum (var. star sapphire)
Danburite
Diaspore
Dragonfly Box
Elbaite
Ethiopian Opals
Fluorite
Gold
Grossular (var. tsavorite)
Havey Tourmaline
Hooker Yellow Diamonds
Jadeite Pendant
Kyanite
Missouri River Sapphires
Moonstone
Nephrite Bowl
Nifontovite
Pentahydroborite
Peridot
Pyrope (var. rhodolite)
Quartz
Quartz (var. amethyst)
Quartz (var. amethyst)
Rock Creek Sapphires
South Sea Pearl Ring
Spessartine
Spinel
Spinel
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