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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Granite block
Havey Tourmaline
Kimberley Diamond
Kyanite schist
Labradorite Sunstone
Limestone
Limestone with chert
Marble with wollastonite
Marquise Diamond Ring
Metaconglomerate
Migmatite
Montana Sapphires
Muscovite schist
Nephrite Bowl
Olivine-basalt drill core
Olivine-gabbro
Opal
Opal
Opal
Oregon Sunstones
Pearl and Peridot Haircomb
Pearson Diamond
Pegmatite
Peridot gemstones
Peridotite xenolith
Peridotite xenolith in basalt
Peridotite xenoliths in basalt
Portuguese Diamond
Pyritic slate
Quartz (var. amethyst)
Quartz (var. amethyst)
Quartz (var. amethyst)
Quartz Gems
Quartz Pendant
Rhyolite
Rhyolite pumice
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