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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Basalt drill core
Basalt drill core
Basalt drill core
Beryl (var. aquamarine)
Beryl (var. green beryl)
Bustee
Cavansite with stilbite and calcite
Conchita Montana Sapphire Butterfly
Cordierite (var. iolite)
Cordierite (var. iolite)
Corundum (var. sapphire)
Estherville meteorite
Homestead
Hope Diamond
Hubnerite with quartz
Kyanite schist
Mesolite
Missouri River Sapphires
Montana Sapphires
Olivine-basalt drill core
Opal
Peridotite xenoliths in basalt
Quartz (var. agate)
Quartz (var. agate)
Quartz (var. dendritic agate)
Rhodochrosite with quartz
Rhodonite
Rock Creek Sapphires
Shergotty
Tetrahedrite
Van Buren Pearls
Veszelyite
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