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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Attaway Ametrine
Beryl (var. emerald)
Bismuth
Cobaltite
Dyber Ametrine
Ethiopian Opals
Georgina Emerald
Hubnerite with quartz
Opal
Opal
Opal
Opal
Opal
Opal
Paravauxite
Phosphophyllite
Platinum nugget
Quartz (var. ametrine)
Quartz Gems
Rhodochrosite with quartz
Rhodonite
Russian chrysoberyls
Southwest Sunset
Tetrahedrite
Vivianite with pyrite
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