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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Baryte
Beryl
Beryl (var. heliodor)
Bununu
Calcite
Carlton iron meteorite
Corundum (var. sapphire)
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Fluorite
Fluorite with calcite and chalcopyrite
Fluorites
Fort Stockton
Hubnerite with quartz
Muscovite schist
Nautilus Tourmaline Pendant
Nigerian tourmalines
Opal
Plainview
Plantersville
Pyritic slate
Rhodochrosite with quartz
Rhodonite
Tetrahedrite
Topaz Gems
Topaz Pendant
Zagami
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