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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Alexandrites
Andradite (var. demantoid)
Andradite (var. demantoid)
Basalt bomb
Cafarsite
Chrome Diopside
Fluorite with quartz
Fluorites
Galena with chalcopyrite, sphalerite, and others
Kermesite with senarmontite and dolomite
Kyanite schist
Magnetite
Magombedze
Milarite with chlorite
Nakhla
Orthoclase (var. adularia)
Peridot gemstones
Perovskite
Platinum nugget
Pyrrhotite
Quartz (var. smoky quartz)
Quartz Gems
Russian beryls
Russian chrysoberyls
Siderite
Sikhote-Alin
Sperrylite
Tiffany Amethyst Necklace
Titanite
Topaz Gems
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