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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
African Gems
Alexandrites
Andradite (var. demantoid)
Andradite (var. demantoid)
Andradite (var. demantoid)
Andradite (var. demantoid)
Basalt bomb
Beryl
Beryl (var. heliodor)
Bununu
Calcite with duftite
Chrome Diopside
Corundum (var. sapphire)
Demantoid Bracelet
Descloizite in dolomite
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Fluorites
Galena with chalcopyrite, sphalerite, and others
Hoba
Hoba
Jeremejevite
Kyanite
Kyanite
Ludlockite with smithsonite
Malachite with azurite
Malachite with cuprite, quartz, and azurite
Monazite
Nautilus Tourmaline Pendant
Nigerian tourmalines
Peridot gemstones
Perovskite
Phosgenite
Platinum nugget
Pagination
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