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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Garnet peridotite
Garnet peridotite
Hematite with quartz
Jadeite
Jadeitite
Jeremejevite
Kimberley Diamond
Liddicoatite
Liddicoatite slices
Marquise Diamond Ring
Moonstone
Nautilus Tourmaline Pendant
Nigerian tourmalines
Oppenheimer Diamond
Orbicular agate
Orthoclase
Pearson Diamond
Peridot gemstones
Petalite
Portuguese Diamond
Poudretteite
Quartz
Quartz (var. amethyst)
Quartz with Fluorite
Rhodochrosite
Ruby and Diamond Brooch
Scapolite
Shepard Diamond
Spessartine
Spessartine
Spinel Bracelet
Spinels
Star of Asia
Sugilite
Titanite
Titanite
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