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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Hematite with quartz
Jeremejevite
Kimberley Diamond
Liddicoatite
Liddicoatite slices
Marquise Diamond Ring
Nautilus Tourmaline Pendant
Nephrite Bowl
Nigerian tourmalines
Oppenheimer Diamond
Orbicular agate
Orthoclase
Pearson Diamond
Peridot
Peridot
Peridot
Peridot gemstones
Portuguese Diamond
Quartz
Quartz (var. amethyst)
Quartz with Fluorite
Rhodochrosite
Ruby and Diamond Brooch
Shepard Diamond
Spessartine
Sugilite
Titanite
Titanite
Titanite with calcite and adularia
Topaz Gems
Triplite
Unusual Gems
Unusual Gems
Unusual Gems
Väyrynenite
Victoria-Transvaal Diamond
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