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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Andradite (var. demantoid)
Andradite (var. demantoid)
Andradite (var. demantoid)
Barite
Barite
Beryl (var. heliodor)
Blue Heart Diamond
Burmese Ruby Bracelet
Calcite
Corundum (var. sapphire)
Danburite
Diaspore
Dragonfly Box
Elbaite Carving
Gold
Havey Tourmaline
Hooker Yellow Diamonds
Kyanite
Maharani Cat's Eye
Marie Antoinette Diamond Earrings
Marquise Diamond Ring
Maximilian Emerald
Missouri River Sapphires
Montana Sapphires
Oppenheimer Diamond
Post Emerald Necklace
Quartz (var. amethyst)
Rock Creek Sapphires
Rock Crystal Quartz Egg
Spodumene (var. kunzite)
Star of Asia
Titanite
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