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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Afghanite with calcite
Attaway Ametrine
Bastnäsite with quartz
Beryl (var. aquamarine)
Beryl (var. green beryl)
Bismuth
Bustee
Cavansite with stilbite and calcite
Cordierite (var. iolite)
Cordierite (var. iolite)
Corundum (var. ruby)
Demantoid with serpentine
Dyber Ametrine
Elbaites
Fluorite
Gypsum with sulphur
Hope Diamond
Mesolite
Paravauxite
Phosgenite
Phosphophyllite
Picasso Kunzite Necklace
Pollucite
Quartz (var. amethyst)
Quartz (var. ametrine)
Quartz (var. dendritic agate)
Quartz Gems
Shergotty
Southwest Sunset
Sulfur
Unusual Gems
Vigarano
Vivianite with pyrite
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