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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Gold nugget
Gold on quartz
Goose Lake
Hoba
Hoba
Jeremejevite
Lawsonite
Limestone
Ludlockite with smithsonite
Malachite
Malachite slab
Malachite with azurite
Malachite with cuprite, quartz, and azurite
Merwinite
Metaconglomerate
Metatorbernite
Nautilus Tourmaline Pendant
Nephrite Bowl
Nigerian tourmalines
Phosgenite
Pyrophyllite
Rhyolite
Rhyolite pumice
Smithsonite
Spessartine
Spodumene (var. kunzite)
Spurrite
Tennantite
Unusual Gems
Unusual Gems
Unusual Gems
Wulfenite
Zagami
Pagination
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