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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Amphibole-rock
Beryl
Beryl (var. aquamarine)
Beryl (var. aquamarine) with muscovite
Beryl (var. morganite)
Beryl with microcline and quartz
Conchita Montana Sapphire Butterfly
Corundum (var. ruby)
Corundum (var. sapphire)
Fluorite
Garnetiferous schist
Granite block
Kyanite schist
Missouri River Sapphires
Montana Sapphires
Muscovite schist
Pegmatite
Peridot
Peridot
Peridot
Peridot gemstones
Pyritic slate
Quartz (var. agate)
Quartz (var. agate)
Rock Creek Sapphires
Titanite with calcite and adularia
Triplite
Väyrynenite
Veszelyite
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