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Smithsonian National Museum of Natural History
GeoGallery
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Albite (var. moonstone)
Amazonite
Amphibole-rock
Apophyllite with prehnite
Attaway Ametrine
Bismuth
Dolerite
Dyber Ametrine
Garnetiferous schist
Granite block
Kyanite after andalusite
Paravauxite
Pegmatite
Phosphophyllite
Quartz (var. ametrine)
Quartz Gems
Southwest Sunset
Stalagmite
Staunton
Vivianite with pyrite
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