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Smithsonian National Museum of Natural History
GeoGallery
Breadcrumb
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GeoGallery
Afghanite with calcite
Alexandrites
Andradite (var. demantoid)
Andradite (var. demantoid)
Basalt bomb
Bastnäsite with quartz
Chrome Diopside
Corundum (var. ruby)
Elbaites
Fluorite
Galena with chalcopyrite, sphalerite, and others
Granite
Havey Tourmaline
Limestone with chert
Opal
Opal bone
Perovskite
Picasso Kunzite Necklace
Platinum nugget
Pollucite
Pyrrhotite
Quartz (var. amethyst)
Quinn Canyon
Roebling Opal
Russian beryls
Russian chrysoberyls
Sandstone
Sikhote-Alin
Sperrylite
Staurolite schist
Tiffany Amethyst Necklace
Topaz Gems
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