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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)
Apatite
Attaway Ametrine
Basalt bomb
Bismuth
Chinguetti
Chrome Diopside
Dyber Ametrine
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite Carving
Ensisheim
Galena with chalcopyrite, sphalerite, and others
Grossular (var. tsavorite) and Elbaite
Juvinas
Orgueil meteorite
Paravauxite
Perovskite
Phosphophyllite
Platinum nugget
Pyromorphite
Pyrrhotite
Quartz (var. ametrine)
Quartz Gems
Quartz on siderite
Russian beryls
Russian chrysoberyls
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