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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Opal
Oregon Sunstones
Pearl and Peridot Haircomb
Peridot gemstones
Petalite
Poudretteite
Quartz (var. amethyst)
Quartz (var. amethyst)
Quartz (var. amethyst)
Quartz Gems
Quartz Pendant
Scapolite
Smithsonites
Southern Charm Pearl Earrings
Spinel Bracelet
Spinels
Spodumene (var. kunzite)
Star of Asia
Star quartz
Sunstones
Topaz Gems
Topaz Pendant
Turquoise Zuni Bracelet
Uncle Sam Diamond
Under the Sea Sunstone Carving
Unusual Gems
Unusual Gems
Unusual Gems
Pagination
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