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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Albite (var. moonstone)
Alexandrites
Amazonite
Andradite (var. demantoid)
Andradite (var. demantoid)
Apophyllite with prehnite
Basalt bomb
Beryl
Beryl (var. heliodor)
Bununu
Calcite
Chrome Diopside
Corundum (var. sapphire)
Dolerite
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Fluorite with calcite
Fluorites
Galena with chalcopyrite, sphalerite, and others
Kyanite after andalusite
Nautilus Tourmaline Pendant
Nigerian tourmalines
Perovskite
Platinum nugget
Pyrite
Pyrrhotite
Russian beryls
Russian chrysoberyls
Sikhote-Alin
Sperrylite
Sphalerite
Stalagmite
Staunton
Tiffany Amethyst Necklace
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