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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Nautilus Tourmaline Pendant
Nephrite Bowl
Nigerian tourmalines
Oppenheimer Diamond
Orgueil meteorite
Pearson Diamond
Portuguese Diamond
Pyromorphite
Pyrope
Pyrope (var. rhodolite)
Quartz on siderite
Rhodochrosite
Rosser Reeves Star Ruby
Ruby and Diamond Brooch
Shepard Diamond
Spinel
Spinels
Star of Bombay
Star of Katandru
Star Sapphire Necklace
Staurolite
Sugilite
Unusual Gems
Unusual Gems
Victoria-Transvaal Diamond
Zagami
Zircons
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