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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Bismarck Sapphire Necklace
Black Opal Ring
Burmese Ruby Bracelet
Cafarsite
Carmen LĂșcia Ruby
Cat's Eyes
Corundum (var. ruby)
Corundum (var. sapphire)
Danburite
Fluorite with quartz
Fluorites
Jadeite
Jadeitite
Kyanite schist
Magnetite
Milarite with chlorite
Moonstone
Opal
Opal Peacock Brooch
Orthoclase (var. adularia)
Peridot gemstones
Petalite
Poudretteite
Pyromorphite
Quartz (var. smoky quartz)
Quartz Gems
Scapolite
Siderite
Spinel Bracelet
Spinels
Star of Asia
Tiffany Opal Necklace
Unusual Gems
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