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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Cafarsite
Calcite
Calcite with duftite
Dyscrasite
Eclogite
Fluorite with quartz
Fluorites
Kyanite schist
Ludlockite with smithsonite
Magnetite
Malachite with azurite
Malachite with cuprite, quartz, and azurite
Milarite with chlorite
Monazite
Orthoclase (var. adularia)
Peridot gemstones
Pyrope Hair Comb
Quartz (var. smoky quartz)
Quartz Gems
Siderite
Silver
Silver
Smithsonite
Sunstone
Tennantite
Wulfenite
Zircon with biotite and feldspar
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