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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Arkose
Attaway Ametrine
Augen gneiss block
Basaltic cinder
Bismuth
Cafarsite
Dyber Ametrine
Fluorite with quartz
Fluorites
Hemimorphite
Johnstown
Kyanite schist
Magnetite
Manganoan calcite
Microcline
Microcline (var. amazonite)
Migmatite
Milarite with chlorite
Millerite
Orthoclase (var. adularia)
Paragould
Paravauxite
Phosphophyllite
Quartz (var. agate)
Quartz (var. ametrine)
Quartz (var. smoky quartz)
Quartz (var. smoky quartz) with microcline
Quartz Gems
Rhodochrosite
Siderite
Smithsonites
Southwest Sunset
Success meteorite
Vivianite with pyrite
Yellow diamond crystal
Zircon (var. cyrtolite)
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