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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Moonstone
Nautilus Tourmaline Pendant
Nigerian tourmalines
Orthoclase (var. adularia)
Perovskite
Platinum nugget
Pyrope (var. rhodolite)
Pyrrhotite
Quartz (var. dendritic agate)
Quartz (var. smoky quartz)
Quartz Gems
Russian beryls
Russian chrysoberyls
Scapolite
Scapolite
Shergotty
Siderite
Sikhote-Alin
Sperrylite
Spinel
Spinel
Spinel ring
Sunstone
Tiffany Amethyst Necklace
Topaz Gems
Zagami
Zircon
Zircon
Zoisite
Zoisite ( var. tanzanite)
Zoisite (var. tanzanite)
Zoisite (var. tanzanite)
Zoisites
Pagination
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