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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Alexandrites
Cat's Eyes
Conchita Montana Sapphire Butterfly
Corundum (var. ruby)
Corundum (var. sapphire)
Corundum (var. sapphire)
Corundum (var. sapphire)
Corundum (var. star sapphire)
Dravite
Fluorite with calcite
Fluorites
George Pendant
Grossular Garnets
Grossular Garnets
Kyanite schist
Limestone with chert
Logan Sapphire
Maharani Cat's Eye
Missouri River Sapphires
Montana Sapphires
Moonstone
Moonstone Carving
Opal
Opal bone
Pyrite
Pyrope
Pyrope (var. rhodolite)
Quartz (var. agate)
Quartz (var. agate)
Quartz (var. amethyst)
Quinn Canyon
Rock Creek Sapphires
Roebling Opal
Rosser Reeves Star Ruby
Sandstone
Sphalerite
Pagination
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