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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Amphibole-rock
Attaway Ametrine
Baryte with berthierite
Beryl
Beryl (var. heliodor)
Bismuth
Bununu
Conchita Montana Sapphire Butterfly
Corundum (var. sapphire)
Corundum (var. sapphire)
Cronstedtite
Dyber Ametrine
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Garnetiferous schist
Granite block
Kyanite schist
Mezö-Madaras
Missouri River Sapphires
Monazite
Montana Sapphires
Nautilus Tourmaline Pendant
Nigerian tourmalines
Paravauxite
Pegmatite
Peridot gemstones
Phosphophyllite
Quartz (var. agate)
Quartz (var. agate)
Quartz (var. ametrine)
Quartz Gems
Rock Creek Sapphires
Southwest Sunset
Sylvanite
Pagination
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