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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Fluorite
Galena with chalcopyrite, sphalerite, and others
Grossular Garnets
Jeremejevite
Labradorite Carving
Liddicoatite
Liddicoatite slices
Nautilus Tourmaline Pendant
Nephrite Bowl
Nigerian tourmalines
Orbicular agate
Orthoclase
Peridot
Peridot
Peridot
Peridot gemstones
Perovskite
Platinum nugget
Pyrrhotite
Quartz
Quartz (var. amethyst)
Quartz with Fluorite
Russian beryls
Russian chrysoberyls
Sikhote-Alin
Sperrylite
Spessartine
Tiffany Amethyst Necklace
Titanite
Titanite
Titanite with calcite and adularia
Topaz Gems
Triplite
Unusual Gems
Unusual Gems
Väyrynenite
Pagination
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