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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Alexandrites
Cat's Eyes
Corundum (var. ruby)
Corundum (var. sapphire)
Corundum (var. sapphire)
Corundum (var. star sapphire)
Dravite
George Pendant
Grossular Garnets
Grossular Garnets
Labradorite Sunstone
Limestone with chert
Logan Sapphire
Maharani Cat's Eye
Moonstone
Moonstone Carving
Opal
Opal bone
Oregon Sunstones
Pyrope
Pyrope (var. rhodolite)
Quartz (var. agate)
Quartz (var. amethyst)
Quinn Canyon
Roebling Opal
Rosser Reeves Star Ruby
Sandstone
Schneider Tanzanite Ring
Spinel
Spinels
Star of Bombay
Star of Katandru
Star Sapphire Necklace
Sunstones
Under the Sea Sunstone Carving
Unusual Gems
Pagination
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