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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Actinolite
Attaway Ametrine
Aurichalcite with hemimorphite
Beryl
Beryl (var. aquamarine)
Bismuth
Columnar dacite
Dyber Ametrine
Fluorite
Hubnerite with quartz
Opal
Paravauxite
Phosphophyllite
Quartz (var. ametrine)
Quartz Gems
Rhodochrosite with quartz
Rhodonite
Sandstone
Southwest Sunset
Spinels
Tetrahedrite
Vivianite with pyrite
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