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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Abee
Acasta Gneiss
Arkose
Augen gneiss block
Basaltic cinder
Cafarsite
Chabazite
Dolomite
Elpidite with pyrite
Fluorite with quartz
Fluorites
Grossular Garnets
Hemimorphite
Johnstown
Kyanite schist
Labradorite Carving
Magnetite
Manganoan calcite
Microcline
Microcline (var. amazonite)
Migmatite
Milarite with chlorite
Nephrite Bowl
Orthoclase (var. adularia)
Quartz (var. agate)
Quartz (var. smoky quartz)
Quartz (var. smoky quartz) with microcline
Quartz Gems
Rhodochrosite
Rose City
Siderite
Zircon (var. cyrtolite)
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