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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
African Gems
Andradite (var. demantoid)
Andradite (var. demantoid)
Attaway Ametrine
Beryl (var. emerald)
Bismuth
Bismuthinite
Calcite in betekhtinite
Calcite with duftite
Creedite with pyrite
Demantoid Bracelet
Descloizite in dolomite
Dyber Ametrine
Ethiopian Opals
Fluorites
Georgina Emerald
Hoba
Hoba
Jeremejevite
Ludlockite with smithsonite
Malachite with azurite
Malachite with cuprite, quartz, and azurite
Opal
Opal
Opal
Opal
Opal
Paravauxite
Phosgenite
Phosphophyllite
Platinum nugget
Quartz (var. ametrine)
Quartz Gems
Russian chrysoberyls
Smithsonite
Southwest Sunset
Pagination
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