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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Actinolite
African Gems
Andradite (var. demantoid)
Andradite (var. demantoid)
Banded iron formation
Beryl (var. aquamarine)
Beryl (var. green beryl)
Bustee
Calcite with duftite
Cavansite with stilbite and calcite
Columnar dacite
Cordierite (var. iolite)
Cordierite (var. iolite)
Demantoid Bracelet
Descloizite in dolomite
Fluorites
Hoba
Hoba
Hope Diamond
Jeremejevite
Ludlockite with smithsonite
Malachite with azurite
Malachite with cuprite, quartz, and azurite
Mesolite
Olivine-gabbro
Phosgenite
Quartz (var. agate)
Quartz (var. dendritic agate)
Shergotty
Smithsonite
Spessartine
Tennantite
Unusual Gems
Van Buren Pearls
Wulfenite
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