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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Aurichalcite with hemimorphite
Beryl
Conchita Montana Sapphire Butterfly
Cornetite
Corundum (var. sapphire)
Kermesite with senarmontite and dolomite
Kyanite schist
Magombedze
Malachite
Malachite slab
Metatorbernite
Missouri River Sapphires
Montana Sapphires
Quartz (var. agate)
Quartz (var. agate)
Rock Creek Sapphires
Sandstone
Titanite
Veszelyite
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