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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
African Gems
Andradite (var. demantoid)
Andradite (var. demantoid)
Baryte with berthierite
Beryl
Beryl (var. heliodor)
Bununu
Calcite with duftite
Corundum (var. sapphire)
Cronstedtite
Demantoid Bracelet
Descloizite in dolomite
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Fluorites
Hoba
Hoba
Jeremejevite
Kyanite
Kyanite
Ludlockite with smithsonite
Malachite with azurite
Malachite with cuprite, quartz, and azurite
Mezö-Madaras
Nautilus Tourmaline Pendant
Nigerian tourmalines
Phosgenite
Quartz (var. amethyst)
Smithsonite
Spessartine
Sylvanite
Tennantite
Unusual Gems
Wulfenite
Pagination
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