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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Aragonite (var. flos ferri)
Azurite in malachite
Azurite with malachite
Azurite with malachite
Azurite with malachite
Basalt lava
Beryl (var. heliodor)
Calcite
Calcite
Calcite
Calcite
Calcite
Canyon Diablo
Canyon Diablo
Canyon Diablo
Clinohumite
Corundum (var. ruby)
Cuprite on copper
Dyscrasite
Fire agate
Peridot gemstones
Peridot in Basalt
Peridotite xenolith
Peridotite xenolith in basalt
Pyrope Hair Comb
Quartz (var. amethyst)
Quartz (var. landscape agate)
Smithsonite
Smithsonites
Spinel
Unusual Gems
Wulfenite
Wulfenite
Wulfenite
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