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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Attaway Ametrine
Beryl ( var. trapiche emerald)
Bismuth
Calcite
Chalk Emerald
Demantoid with serpentine
Dyber Ametrine
Dyscrasite
Emerald Carving
Fluorites
Gachala Emerald
Galena with pyrite and marcasite
Gypsum with sulphur
Hooker Emerald
Mackay Emerald Necklace
Maximilian Emerald
Mogul Emerald Necklace
Paravauxite
Parisite with calcite
Phosgenite
Phosphophyllite
Post Emerald Necklace
Pyrope Hair Comb
Quartz (var. ametrine)
Quartz Gems
Sokol Emerald Necklace
Southwest Sunset
Sulfur
Unusual Gems
Vigarano
Vivianite with pyrite
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