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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
African Gems
Apatite
Arkose
Augen gneiss block
Basaltic cinder
Beryl ( var. trapiche emerald)
Chalk Emerald
Conchita Montana Sapphire Butterfly
Corundum (var. sapphire)
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite Carving
Emerald Carving
Fluorites
Gachala Emerald
Grossular (var. tsavorite) and Elbaite
Hemimorphite
Hooker Emerald
Johnstown
Kyanite schist
Mackay Emerald Necklace
Manganoan calcite
Maximilian Emerald
Microcline
Microcline (var. amazonite)
Migmatite
Missouri River Sapphires
Mogul Emerald Necklace
Montana Sapphires
Parisite with calcite
Pagination
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