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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Opal
Oregon Sunstones
Pearl and Peridot Haircomb
Pentahydroborite
Peridot gemstones
Quartz
Quartz (var. amethyst)
Quartz (var. amethyst)
Quartz (var. amethyst)
Quartz (var. rose)
Quartz Gems
Quartz Gems (var. citrine)
Quartz Pendant
Rhodonite
Smithsonites
Southern Charm Pearl Earrings
Spodumene (var. kunzite)
Star quartz
Sunstones
Topaz
Topaz
Topaz
Topaz Earrings
Topaz Gems
Topaz Pendant
Topaz sphere
Turquoise Zuni Bracelet
Uncle Sam Diamond
Under the Sea Sunstone Carving
Unusual Gems
Unusual Gems
Unusual Gems
Unusual Gems
Whitney Alexandrite
Whitney Flame Topaz
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