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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Attaway Ametrine
Bismuth
Demantoid with serpentine
Dyber Ametrine
Ensisheim
Hubnerite with quartz
Juvinas
Maharaja of Indore Necklace
Opal
Orgueil meteorite
Paravauxite
Phosphophyllite
Pyromorphite
Quartz (var. ametrine)
Quartz Gems
Quartz on siderite
Rhodochrosite with quartz
Rhodonite
Southwest Sunset
Staurolite
Tetrahedrite
Vivianite with pyrite
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