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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Afghanite with calcite
Andalusite with quartz, muscovite, and biotite
Banded iron formation
Bastnäsite with quartz
Beryl
Beryl (var. heliodor)
Bununu
Calcite
Corundum (var. ruby)
Corundum (var. sapphire)
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Elbaites
Fluorite
Fluorite
Fluorites
Marble with wollastonite
Millerite
Millerite with hematite and quartz
Nautilus Tourmaline Pendant
Nigerian tourmalines
Olivine-gabbro
Peekskill
Picasso Kunzite Necklace
Pollucite
Quartz (var. agate)
Star quartz
Zagami
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