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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Agate
Baryte with berthierite
Beryl
Beryl (var. heliodor)
Bismarck Sapphire Necklace
Bununu
Burmese Ruby Bracelet
Calcite
Carmen Lúcia Ruby
Cat's Eyes
Corundum (var. ruby)
Corundum (var. sapphire)
Corundum (var. sapphire)
Cronstedtite
Danburite
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Gypsum
Gypsum
Hemimorphite
Hubnerite with quartz
Jadeite
Jadeitite
Mezö-Madaras
Mimetite
Moonstone
Nautilus Tourmaline Pendant
Nigerian tourmalines
Opal
Peridot gemstones
Petalite
Poudretteite
Pyrite with calcite
Quartz (var. agate)
Pagination
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