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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Alexandrites
Andradite (var. demantoid)
Andradite (var. demantoid)
Attaway Ametrine
Basalt bomb
Bismuth
Campo del Cielo iron meteorite
Chrome Diopside
D'Orbigny
Demantoid with serpentine
Dragonfly Box
Dyber Ametrine
Esquel pallasite
Galena with chalcopyrite, sphalerite, and others
Kermesite with senarmontite and dolomite
Magombedze
Paravauxite
Perovskite
Phosphophyllite
Platinum nugget
Pyrrhotite
Quartz (var. ametrine)
Quartz Gems
Rhodochrosite
Russian beryls
Russian chrysoberyls
Sikhote-Alin
Southwest Sunset
Sperrylite
Tiffany Amethyst Necklace
Titanite
Topaz Gems
Vivianite with pyrite
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