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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Banded iron formation
Campo del Cielo iron meteorite
Chabazite
D'Orbigny
Dragonfly Box
Esquel pallasite
Fluorite
Fluorites
Olivine-gabbro
Prehnite
Quartz (var. agate)
Rhodochrosite
Star quartz
Unusual Gems
Unusual Gems
Zincite
Zincite
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