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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
African Gems
Baryte
Calcite
Cape York
Elbaite
Elbaite
Elbaites
Fluorite
Fluorite with calcite and chalcopyrite
Fluorites
Folded anorthosite
Granite
Grossular (var. tsavorite)
Grossular (var. tsavorite) and Elbaite
Havey Tourmaline
Staurolite schist
Tugtupite
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