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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Beryl
Beryl (var. heliodor)
Bununu
Calcite on galena
Conchita Montana Sapphire Butterfly
Corundum (var. sapphire)
Corundum (var. sapphire)
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Grossular (var. tsavorite)
Grossular (var. tsavorite)
Grossular Garnet
Grossular Garnets
Halite
Halite
Hubnerite with quartz
Kyanite schist
Missouri River Sapphires
Montana Sapphires
Muscovite schist
Nautilus Tourmaline Pendant
Nigerian tourmalines
Opal
Pyritic slate
Quartz (var. agate)
Quartz (var. agate)
Rhodochrosite with quartz
Rhodonite
Rock Creek Sapphires
Tetrahedrite
Veszelyite
Zagami
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