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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Agate
Attaway Ametrine
Basalt
Bismuth
Calcite
Dyber Ametrine
Ensisheim
Grossular (var. tsavorite)
Grossular (var. tsavorite)
Grossular Garnet
Grossular Garnets
Gypsum
Gypsum
Hemimorphite
Juvinas
Mimetite
Orgueil meteorite
Paravauxite
Phosphophyllite
Pyrite with calcite
Pyromorphite
Quartz (var. agate)
Quartz (var. ametrine)
Quartz Gems
Quartz on siderite
Sinuous Gypsum
Southwest Sunset
Spindle Bomb
Staurolite
Vivianite with pyrite
Wulfenite
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