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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Adamite
African Gems
Andradite (var. demantoid)
Andradite (var. demantoid)
Basalt drill core
Basalt drill core
Basalt drill core
Calcite with duftite
Demantoid Bracelet
Descloizite in dolomite
Ensisheim
Fluorites
Hoba
Hoba
Jeremejevite
Juvinas
Limestone with chert
Ludlockite with smithsonite
Malachite with azurite
Malachite with cuprite, quartz, and azurite
Olivine-basalt drill core
Opal
Opal bone
Orgueil meteorite
Peridotite xenoliths in basalt
Phosgenite
Pyromorphite
Quartz (var. amethyst)
Quartz on siderite
Quinn Canyon
Rhodochrosite with arsenopyrite
Roebling Opal
Sandstone
Smithsonite
Spessartine
Staurolite
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