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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
African Gems
Alexandrites
Andradite (var. demantoid)
Andradite (var. demantoid)
Apatite
Baryte
Basalt bomb
Beryl
Beryl (var. heliodor)
Bununu
Calcite
Chrome Diopside
Corundum (var. sapphire)
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Elbaite Carving
Fluorite
Fluorite
Fluorites
Galena with chalcopyrite, sphalerite, and others
Grossular (var. tsavorite) and Elbaite
Hematite
Kyanite with biotite
Nautilus Tourmaline Pendant
Nigerian tourmalines
Perovskite
Pagination
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