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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Andradite (var. demantoid)
Aquamarine ring
Beryl (var. emerald)
Beryl (var. emerald)
Burmese Ruby Bracelet
Calcite
Elbaite Carving
Enstatite
Fluorite
Georgina Emerald
Iris Moonstone Necklace
Labradorite (var. rainbow moonstone)
Maharani Cat's Eye
Montana Sapphires
Opal
Paraiba Tourmaline Ring
Phosgenite
Pyrope (var. rhodolite)
Quartz (var. amethyst)
Quartz (var. amethyst)
Rhodonite
Ruby and Diamond Brooch
Rutile
Spinel ring
Star of Asia
Thompson Diamonds
Titanite
Topaz
Tugtupite
Väyrynenite
Whitney Flame Topaz
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