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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Nephrite Bowl
Nigerian tourmalines
Oppenheimer Diamond
Pearson Diamond
Portuguese Diamond
Pyrope (var. rhodolite)
Rhodochrosite
Ruby and Diamond Brooch
Scapolite
Scapolite
Shepard Diamond
Spinel
Spinel
Spinel ring
Sugilite
Sunstone
Unusual Gems
Victoria-Transvaal Diamond
Vivianite with pyrite
Zagami
Zircon
Zircon
Zoisite
Zoisite ( var. tanzanite)
Zoisite (var. tanzanite)
Zoisite (var. tanzanite)
Zoisites
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