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Smithsonian National Museum of Natural History
GeoGallery
Breadcrumb
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GeoGallery
Attaway Ametrine
Bismuth
Bismuthinite
Calcite in betekhtinite
Cornetite
Creedite with pyrite
Demantoid with serpentine
Dyber Ametrine
Fluorite with calcite
Fluorites
Gypsum with sulphur
Malachite
Malachite slab
Metatorbernite
Paravauxite
Phosgenite
Phosphophyllite
Pyrite
Quartz (var. ametrine)
Quartz Gems
Southwest Sunset
Sphalerite
Sulfur
Unusual Gems
Vigarano
Vivianite with pyrite
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