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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Andalusite with quartz, muscovite, and biotite
Attaway Ametrine
Bellsbank
Bismuth
Blue Heart Diamond
Cobaltite
Corundum (var. sapphire)
Cullinan Blue Diamond Necklace
Diamond in kimberlite
Dyber Ametrine
Eclogite
Eclogite
Fluorites
Garnet peridotite
Garnet peridotite
Hematite with quartz
Kimberley Diamond
Marquise Diamond Ring
Oppenheimer Diamond
Paravauxite
Pearson Diamond
Phosphophyllite
Portuguese Diamond
Quartz (var. ametrine)
Quartz Gems
Rhodochrosite
Ruby and Diamond Brooch
Shepard Diamond
Southwest Sunset
Sugilite
Unusual Gems
Victoria-Transvaal Diamond
Vivianite with pyrite
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