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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Elbaite (var. rubellite)
Elbaite Carving
Fire agate
Grossular (var. tsavorite) and Elbaite
Hope Diamond
Mesolite
Muscovite schist
Nautilus Tourmaline Pendant
Nigerian tourmalines
Peridot gemstones
Peridot in Basalt
Peridotite xenolith
Peridotite xenolith in basalt
Pyritic slate
Quartz (var. amethyst)
Quartz (var. dendritic agate)
Quartz (var. landscape agate)
Shergotty
Smithsonite
Smithsonites
Unusual Gems
Wulfenite
Wulfenite
Wulfenite
Zagami
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