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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 ruby)
Danburite
Diaspore
Dragonfly Box
Dunn Pearl Necklace
Elbaite
Ethiopian Opals
Fluorite
Gold
Grossular (var. tsavorite)
Havey Tourmaline
Hooker Emerald
Hooker Yellow Diamonds
Kyanite
Missouri River Sapphires
Moonstone
Nifontovite
Opal Peacock Brooch
Pentahydroborite
Peridot
Pyrope (var. rhodolite)
Quartz
Quartz (var. amethyst)
Rock Creek Sapphires
South Sea Pearl Ring
Spessartine
Spinel
Spinel
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