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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Attaway Ametrine
Aurichalcite with hemimorphite
Baryte with berthierite
Basalt drill core
Basalt drill core
Basalt drill core
Beryl
Bismuth
Calcite
Cronstedtite
Dyber Ametrine
Fluorites
Marble with wollastonite
Mezö-Madaras
Millerite
Millerite with hematite and quartz
Olivine-basalt drill core
Paravauxite
Peekskill
Peridotite xenoliths in basalt
Phosphophyllite
Quartz (var. ametrine)
Quartz Gems
Sandstone
Southwest Sunset
Sylvanite
Vivianite with pyrite
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