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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
African Gems
Albite (var. moonstone)
Amazonite
Apophyllite with prehnite
Attaway Ametrine
Beryl (var. emerald)
Bismuth
Dolerite
Dyber Ametrine
Eclogite
Elbaite
Kyanite after andalusite
Monazite
Paravauxite
Peridot gemstones
Phosphophyllite
Quartz (var. amethyst)
Quartz (var. amethyst)
Quartz (var. ametrine)
Quartz Gems
Silver
Silver
Southwest Sunset
Spessartine
Stalagmite
Staunton
Sunstone
Vivianite with pyrite
Zircon with biotite and feldspar
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