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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Attaway Ametrine
Bismuth
Cafarsite
Dyber Ametrine
Fluorite with quartz
Fluorites
Kyanite schist
Magnetite
Marie Louise Diadem
Milarite with chlorite
Orthoclase (var. adularia)
Paravauxite
Phosphophyllite
Quartz (var. ametrine)
Quartz (var. smoky quartz)
Quartz Gems
Schneider Tanzanite Ring
Siderite
Southwest Sunset
Staurolite
Vivianite with pyrite
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