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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Attaway Ametrine
Bismuth
Conchita Montana Sapphire Butterfly
Corundum (var. sapphire)
Dyber Ametrine
Estherville meteorite
Homestead
Jadeite Pendant
Kyanite
Kyanite
Kyanite schist
Midnight Dreamscape
Missouri River Sapphires
Montana Sapphires
Mystery Diamond
Paravauxite
Phosphophyllite
Quartz (var. agate)
Quartz (var. agate)
Quartz (var. ametrine)
Quartz Gems
Rock Creek Sapphires
Southwest Sunset
Spinel peridotite
Thompson Diamonds
Veszelyite
Vivianite with pyrite
Winston Adamantine Pearl
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