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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Conchita Montana Sapphire Butterfly
Corundum (var. sapphire)
Hubnerite with quartz
Kyanite schist
Labradorite Sunstone
Missouri River Sapphires
Montana Sapphires
Muscovite schist
Opal
Oregon Sunstones
Pyritic slate
Quartz (var. agate)
Quartz (var. agate)
Quartz (var. agate)
Rhodochrosite with quartz
Rhodonite
Rock Creek Sapphires
Sunstones
Tetrahedrite
Under the Sea Sunstone Carving
Veszelyite
Willamette
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