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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Jeremejevite
Liddicoatite
Liddicoatite slices
Logan Sapphire
Maharani Cat's Eye
Moonstone
Moonstone
Moonstone Carving
Muscovite schist
Nautilus Tourmaline Pendant
Nigerian tourmalines
Orbicular agate
Orthoclase
Peridot gemstones
Petalite
Poudretteite
Pyritic slate
Pyrope
Pyrope (var. rhodolite)
Quartz
Quartz (var. amethyst)
Quartz with Fluorite
Rosser Reeves Star Ruby
Scapolite
Spessartine
Spinel
Spinel Bracelet
Spinels
Star of Asia
Star of Bombay
Star of Katandru
Star Sapphire Necklace
Titanite
Titanite
Topaz Gems
Unusual Gems
Pagination
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