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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Bellsbank
Bismuthinite
Blue Heart Diamond
Calcite in betekhtinite
Conchita Montana Sapphire Butterfly
Corundum (var. sapphire)
Creedite with pyrite
Cullinan Blue Diamond Necklace
Diamond in kimberlite
Eclogite
Eclogite
Fluorite
Fluorites
Garnet peridotite
Garnet peridotite
Hematite with quartz
Kimberley Diamond
Kyanite schist
Marquise Diamond Ring
Missouri River Sapphires
Montana Sapphires
Nifontovite
Oppenheimer Diamond
Pearson Diamond
Pentahydroborite
Portuguese Diamond
Quartz (var. agate)
Quartz (var. agate)
Rhodochrosite
Rock Creek Sapphires
Ruby and Diamond Brooch
Shepard Diamond
Stibnite
Sugilite
Topaz Gems
Unusual Gems
Pagination
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