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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Amphibole-rock
Attaway Ametrine
Beryl
Beryl (var. emerald)
Beryl (var. heliodor)
Bismuth
Bununu
Calcite on galena
Corundum (var. sapphire)
Dyber Ametrine
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Farmville
Garnetiferous schist
Granite block
Granite block
Halite
Halite
Jadeite Pendant
Midnight Dreamscape
Mystery Diamond
Nautilus Tourmaline Pendant
Nigerian tourmalines
Paravauxite
Pegmatite
Phosphophyllite
Quartz (var. amethyst)
Quartz (var. ametrine)
Quartz Gems
Quartz Pendant
Southwest Sunset
Spinel peridotite
Thompson Diamonds
Vivianite with pyrite
Pagination
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