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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Alexandrites
Andalusite with quartz, muscovite, and biotite
Andradite (var. demantoid)
Andradite (var. demantoid)
Baryte
Basalt bomb
Calcite
Chrome Diopside
Corundum (var. sapphire)
Ensisheim
Fluorite
Fluorite
Fluorites
Galena with chalcopyrite, sphalerite, and others
Hematite
Juvinas
Orgueil meteorite
Perovskite
Platinum nugget
Pyromorphite
Pyrrhotite
Quartz on siderite
Russian beryls
Russian chrysoberyls
Sikhote-Alin
Sperrylite
Staurolite
Tiffany Amethyst Necklace
Topaz Gems
Zircon
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