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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
Demantoid Bracelet
Descloizite in dolomite
Fluorites
Hoba
Hoba
Imilac
Imilac
Jeremejevite
Ludlockite with smithsonite
Malachite with azurite
Malachite with cuprite, quartz, and azurite
North Chile
Phosgenite
Proustite cross (NMNH 12829-00)
Smithsonite
Spessartine
Tennantite
Unusual Gems
Unusual Gems
Vanadinite with romanechite
Wulfenite
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