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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
African Gems
Andradite (var. demantoid)
Andradite (var. demantoid)
Beryl (var. heliodor)
Calcite with duftite
Clinohumite
Corundum (var. ruby)
Demantoid Bracelet
Demantoid with serpentine
Descloizite in dolomite
Fluorites
Gypsum with sulphur
Hoba
Hoba
Jadeite Pendant
Jeremejevite
Ludlockite with smithsonite
Malachite with azurite
Malachite with cuprite, quartz, and azurite
Midnight Dreamscape
Mystery Diamond
Phosgenite
Phosgenite
Smithsonite
Spessartine
Spinel
Spinel
Spinel peridotite
Sulfur
Tennantite
Thompson Diamonds
Unusual Gems
Unusual Gems
Vigarano
Winston Adamantine Pearl
Wulfenite
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