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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Arkose
Augen gneiss block
Basaltic cinder
Beryl
Beryl (var. aquamarine)
Beryl (var. green beryl)
Beryl (var. heliodor)
Bununu
Bustee
Carlton iron meteorite
Cavansite with stilbite and calcite
Conchita Montana Sapphire Butterfly
Cordierite (var. iolite)
Cordierite (var. iolite)
Corundum (var. sapphire)
Corundum (var. sapphire)
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Fort Stockton
Freedom Diamond
Hemimorphite
Hope Diamond
Johnstown
Kyanite schist
Manganoan calcite
Mesolite
Microcline (var. amazonite)
Migmatite
Missouri River Sapphires
Montana Sapphires
Nautilus Tourmaline Pendant
Nigerian tourmalines
Plainview
Plantersville
Pagination
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