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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Beryl (var. emerald)
Cordierite (var. iolite)
Corundum (var. padparadscha sapphire)
Corundum (var. ruby)
Corundum (var. ruby)
Corundum (var. sapphire)
Danburite
Diamond Tiara Bracelet
Diopside
Dolomite
Emerald Carving
Fire Opal
Jeremejevite
Labradorite Sunstone
Moonstone
Nigerian tourmalines
Opal
Paraiba Tourmaline
Petersen Tanzanite Brooch
Pollucite
Pyrope
Pyroxmangite
Quartz (var. amethyst)
South Sea Glow Necklace
Spinel
Spodumene (var. kunzite)
Sunstone
Topaz
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