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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Peridot in Basalt
Peridotite xenolith
Peridotite xenolith in basalt
Quartz (var. agate)
Quartz (var. amethyst)
Quartz (var. landscape agate)
Quartz (var. smoky quartz) with microcline
Rhodochrosite
Rhodochrosite with quartz
Rhodonite
Rose City
Smithsonite
Smithsonites
Tetrahedrite
Unusual Gems
Wulfenite
Wulfenite
Wulfenite
Zagami
Zircon (var. cyrtolite)
Pagination
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