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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Andradite (var. demantoid)
Andradite (var. demantoid)
Calcite with duftite
Ludlockite with smithsonite
Maharaja of Indore Necklace
Malachite with azurite
Malachite with cuprite, quartz, and azurite
Smithsonite
Tennantite
Unusual Gems
Wulfenite
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