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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
African Gems
Andradite (var. demantoid)
Andradite (var. demantoid)
Attaway Ametrine
Beryl
Beryl (var. heliodor)
Bismuth
Bununu
Calcite with duftite
Corundum (var. sapphire)
Corundum (var. sapphire)
Demantoid Bracelet
Descloizite in dolomite
Dyber Ametrine
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Fluorites
Hoba
Hoba
Jeremejevite
Ludlockite with smithsonite
Malachite with azurite
Malachite with cuprite, quartz, and azurite
Nautilus Tourmaline Pendant
Nigerian tourmalines
Paravauxite
Phosgenite
Phosphophyllite
Quartz (var. ametrine)
Quartz Gems
Smithsonite
Southwest Sunset
Spessartine
Tennantite
Pagination
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