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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Amphibole-rock
Beryl
Beryl (var. heliodor)
Bununu
Calcite
Corundum (var. sapphire)
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Fluorite
Fluorites
Garnetiferous schist
Granite block
Gypsum
Lost City meteorite
Marble with wollastonite
Millerite
Millerite with hematite and quartz
Nautilus Tourmaline Pendant
Nigerian tourmalines
Peekskill
Pegmatite
Sphalerite
Star quartz
Unusual Gems
Zagami
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