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Smithsonian National Museum of Natural History
GeoGallery
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Alexandrites
Beryl
Beryl (var. heliodor)
Bununu
Cat's Eyes
Corundum (var. ruby)
Corundum (var. sapphire)
Corundum (var. sapphire)
Corundum (var. sapphire)
Corundum (var. star sapphire)
Dravite
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
George Pendant
Grossular Garnets
Grossular Garnets
Limestone with chert
Logan Sapphire
Maharani Cat's Eye
Moonstone
Moonstone Carving
Muscovite schist
Nautilus Tourmaline Pendant
Nigerian tourmalines
Opal
Opal bone
Pitts
Pyritic slate
Pyrope
Pyrope (var. rhodolite)
Quartz (var. amethyst)
Quinn Canyon
Roebling Opal
Rosser Reeves Star Ruby
Pagination
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