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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Actinolite
Beryl
Beryl (var. heliodor)
Bununu
Calcite
Columnar dacite
Corundum (var. sapphire)
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Gypsum
Lost City meteorite
Millerite
Nautilus Tourmaline Pendant
Nigerian tourmalines
Smithsonite
Smithsonites
Sphalerite
Zagami
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