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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Calcite
Calcite
Elbaite
Elbaite and Nephrite Bracelet
Enstatite
Ethiopian Opals
Fluorite
Fluorite
Grossular (var. tsavorite)
Hall Sapphire Necklace
Hazen Diamond Necklace
Moonstone
Nifontovite
Opal
Paraiba Tourmaline
Pearl and Peridot Haircomb
Pentahydroborite
Peridot
Phosgenite
Picasso Kunzite Necklace
Pyrope (var. rhodolite)
Quartz
Quartz (var. amethyst)
Quartz Pendant
Rhodonite
Rutile
South Sea Pearl Ring
Spessartine
Spinel
Spinel
Titanite
Topaz
Topaz Pendant
Tugtupite
Väyrynenite
Whitney Alexandrite
Pagination
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