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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Cafarsite
Fluorite with quartz
Fluorites
Imilac
Imilac
Kyanite schist
Magnetite
Milarite with chlorite
North Chile
Orthoclase (var. adularia)
Proustite cross (NMNH 12829-00)
Quartz (var. smoky quartz)
Quartz Gems
Siderite
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