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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Aegirine with orthoclase
Afghanite with calcite
Alexandrites
Andradite (var. demantoid)
Andradite (var. demantoid)
Basalt bomb
Bastnäsite with quartz
Chrome Diopside
Corundum (var. ruby)
Corundum (var. sapphire)
Demantoid with serpentine
Elbaites
Fluorite
Galena with chalcopyrite, sphalerite, and others
Gypsum with sulphur
Labradorite (var. rainbow moonstone)
Monazite
Peridot gemstones
Perovskite
Phosgenite
Picasso Kunzite Necklace
Platinum nugget
Pollucite
Pyrrhotite
Russian beryls
Russian chrysoberyls
Sikhote-Alin
Sperrylite
Sulfur
Tiffany Amethyst Necklace
Topaz Gems
Unusual Gems
Vigarano
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