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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
African Gems
Albite (var. moonstone)
Amazonite
Amphibole-rock
Apophyllite with prehnite
Baryte
Beryl (var. emerald)
Calcite
Dolerite
Elbaite
Fluorite
Fluorite with calcite and chalcopyrite
Fluorites
Garnetiferous schist
Granite block
Kyanite after andalusite
Pegmatite
Spessartine
Stalagmite
Staunton
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