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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Attaway Ametrine
Bismuth
Cape York
Dyber Ametrine
Fluorite with calcite
Fluorites
Folded anorthosite
Jadeite Pendant
Midnight Dreamscape
Mystery Diamond
Paravauxite
Phosphophyllite
Platinum nugget
Pyrite
Quartz (var. ametrine)
Quartz Gems
Russian chrysoberyls
Southwest Sunset
Sphalerite
Spinel peridotite
Thompson Diamonds
Tugtupite
Unusual Gems
Vivianite with pyrite
Winston Adamantine Pearl
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