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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
African Gems
Andradite (var. demantoid)
Andradite (var. demantoid)
Calcite with duftite
Conchita Montana Sapphire Butterfly
Corundum (var. sapphire)
Demantoid Bracelet
Descloizite in dolomite
Ensisheim
Fluorites
Hoba
Hoba
Jeremejevite
Juvinas
Kyanite schist
Kyanite with biotite
Ludlockite with smithsonite
Malachite with azurite
Malachite with cuprite, quartz, and azurite
Missouri River Sapphires
Montana Sapphires
Orgueil meteorite
Phosgenite
Pyromorphite
Quartz (var. agate)
Quartz (var. agate)
Quartz on siderite
Rock Creek Sapphires
Smithsonite
Spessartine
Staurolite
Tennantite
Unusual Gems
Veszelyite
Weston
Wulfenite
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