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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Agate
Attaway Ametrine
Baryte with berthierite
Beryl
Beryl (var. heliodor)
Bismuth
Bununu
Calcite
Corundum (var. sapphire)
Cronstedtite
Dyber Ametrine
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Gypsum
Gypsum
Hemimorphite
Hubnerite with quartz
Mezö-Madaras
Mimetite
Nautilus Tourmaline Pendant
Nigerian tourmalines
Opal
Paravauxite
Phosphophyllite
Pyrite with calcite
Quartz (var. agate)
Quartz (var. ametrine)
Quartz Gems
Rhodochrosite with quartz
Rhodonite
Sinuous Gypsum
Southwest Sunset
Sylvanite
Tetrahedrite
Pagination
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