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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
African Gems
Andradite (var. demantoid)
Andradite (var. demantoid)
Calcite with duftite
Corundum (var. sapphire)
Demantoid Bracelet
Descloizite in dolomite
Fluorites
Hoba
Hoba
Jeremejevite
Labradorite Sunstone
Ludlockite with smithsonite
Malachite with azurite
Malachite with cuprite, quartz, and azurite
Oregon Sunstones
Phosgenite
Quartz (var. agate)
Quartz (var. amethyst)
Quartz (var. amethyst)
Quartz Gems
Smithsonite
Spessartine
Sunstones
Tennantite
Under the Sea Sunstone Carving
Unusual Gems
Willamette
Wulfenite
Zircon
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