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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Albite (var. moonstone)
Amazonite
Apophyllite with prehnite
Banded iron formation
Beryl
Beryl (var. heliodor)
Bununu
Calcite
Cape York
Corundum (var. sapphire)
Dolerite
Dyscrasite
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Folded anorthosite
Kyanite after andalusite
Muscovite schist
Nautilus Tourmaline Pendant
Nigerian tourmalines
Olivine-gabbro
Pyritic slate
Pyrope Hair Comb
Quartz (var. agate)
Stalagmite
Staunton
Tugtupite
Zagami
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