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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Oppenheimer Diamond
Pearson Diamond
Portuguese Diamond
Pyrope
Pyrope (var. rhodolite)
Rhodochrosite
Rosser Reeves Star Ruby
Ruby and Diamond Brooch
Shepard Diamond
Spinel
Spinels
Star of Bombay
Star of Katandru
Star Sapphire Necklace
Sugilite
Unusual Gems
Unusual Gems
Victoria-Transvaal Diamond
Vivianite with pyrite
Zagami
Zircons
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