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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
Bellsbank
Bismuth
Blue Heart Diamond
Chinguetti
Chrome Diopside
Cullinan Blue Diamond Necklace
Diamond in kimberlite
Dyber Ametrine
Eclogite
Eclogite
Fluorites
Galena with chalcopyrite, sphalerite, and others
Garnet peridotite
Garnet peridotite
Hematite with quartz
Kimberley Diamond
Marquise Diamond Ring
Oppenheimer Diamond
Paravauxite
Pearson Diamond
Perovskite
Phosphophyllite
Platinum nugget
Portuguese Diamond
Pyrrhotite
Quartz (var. ametrine)
Quartz Gems
Rhodochrosite
Ruby and Diamond Brooch
Russian beryls
Russian chrysoberyls
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