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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
Chrome Diopside
Demantoid with serpentine
EET 92029,0
Fluorite with calcite
Fluorites
Galena with chalcopyrite, sphalerite, and others
GRO 85201,0
Gypsum with sulphur
Hubnerite with quartz
MacAlpine Hills 88105
Miller Range 03346
Opal
PAT 91501,5
PAT 91501,50
Peridot gemstones
Perovskite
Phosgenite
Platinum nugget
Pyrite
Pyrrhotite
Rhodochrosite with quartz
Rhodonite
Russian beryls
Russian chrysoberyls
Sikhote-Alin
Sperrylite
Sphalerite
Sulfur
Tetrahedrite
Tiffany Amethyst Necklace
Topaz Gems
Unusual Gems
Pagination
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