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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Alexandrites
Andradite (var. demantoid)
Andradite (var. demantoid)
Baryte
Basalt bomb
Beryl
Beryl (var. heliodor)
Bismuthinite
Bununu
Calcite
Calcite in betekhtinite
Chrome Diopside
Corundum (var. sapphire)
Creedite with pyrite
Diaspore
Diaspore
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Fluorite
Fluorite
Fluorites
Galena with chalcopyrite, sphalerite, and others
Hematite
Nautilus Tourmaline Pendant
Nigerian tourmalines
Perovskite
Platinum nugget
Pyrrhotite
Russian beryls
Russian chrysoberyls
Sikhote-Alin
Sperrylite
Tiffany Amethyst Necklace
Topaz Gems
Pagination
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