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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Cafarsite
Demantoid with serpentine
Fluorite with quartz
Fluorites
Gypsum with sulphur
Kyanite schist
Labradorite Sunstone
Magnetite
Milarite with chlorite
Nephrite Perfume Bottle
Oregon Sunstones
Orthoclase (var. adularia)
Phosgenite
Quartz (var. agate)
Quartz (var. smoky quartz)
Quartz Gems
Siderite
Sulfur
Sunstones
Under the Sea Sunstone Carving
Unusual Gems
Vigarano
Willamette
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