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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Attaway Ametrine
Aurichalcite with hemimorphite
Beryl
Bismuth
Carlton iron meteorite
Conchita Montana Sapphire Butterfly
Corundum (var. sapphire)
Dyber Ametrine
Fort Stockton
Kyanite schist
Mern
Missouri River Sapphires
Montana Sapphires
Paravauxite
Phosphophyllite
Plainview
Plantersville
Quartz (var. agate)
Quartz (var. agate)
Quartz (var. ametrine)
Quartz Gems
Rock Creek Sapphires
Sandstone
Southwest Sunset
Topaz Gems
Topaz Pendant
Veszelyite
Vivianite with pyrite
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