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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Alexandrites
Beryl (var. emerald)
Cat's Eyes
Chabazite
Corundum (var. ruby)
Corundum (var. sapphire)
Corundum (var. sapphire)
Corundum (var. star sapphire)
Dravite
Ethiopian Opals
George Pendant
Georgina Emerald
Grossular Garnets
Grossular Garnets
Limestone with chert
Logan Sapphire
Maharani Cat's Eye
Moonstone
Moonstone Carving
Opal
Opal
Opal
Opal
Opal
Opal
Opal bone
Prehnite
Pyrope
Pyrope (var. rhodolite)
Quartz (var. amethyst)
Quinn Canyon
Roebling Opal
Rosser Reeves Star Ruby
Sandstone
Spinel
Spinels
Pagination
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