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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Amphibole-rock
Basalt drill core
Basalt drill core
Basalt drill core
Beryl
Beryl
Beryl (var. aquamarine)
Beryl (var. aquamarine) with muscovite
Beryl (var. heliodor)
Beryl (var. morganite)
Beryl with microcline and quartz
Bununu
Calcite on galena
Carlton iron meteorite
Corundum (var. ruby)
Corundum (var. sapphire)
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Fluorite
Fort Stockton
Garnetiferous schist
Granite block
Halite
Halite
Nautilus Tourmaline Pendant
Nigerian tourmalines
Olivine-basalt drill core
Pegmatite
Peridot
Peridot
Peridot
Peridot gemstones
Peridotite xenoliths in basalt
Plainview
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