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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Banded iron formation
Bismarck Sapphire Necklace
Burmese Ruby Bracelet
Cafarsite
Carmen LĂșcia Ruby
Cat's Eyes
Conchita Montana Sapphire Butterfly
Corundum (var. ruby)
Corundum (var. sapphire)
Corundum (var. sapphire)
Danburite
Fluorite with quartz
Fluorites
Jadeite
Jadeitite
Kyanite schist
Kyanite schist
Magnetite
Milarite with chlorite
Missouri River Sapphires
Montana Sapphires
Moonstone
Olivine-gabbro
Orthoclase (var. adularia)
Peridot gemstones
Petalite
Poudretteite
Quartz (var. agate)
Quartz (var. agate)
Quartz (var. agate)
Quartz (var. smoky quartz)
Quartz Gems
Rock Creek Sapphires
Scapolite
Siderite
Spinel Bracelet
Pagination
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