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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Gold
Gold
Gold leaf
Gold nugget
Gold on quartz
Goose Lake
Harriman
Hematite with quartz
Kimberley Diamond
Lawsonite
Limestone
Marquise Diamond Ring
Merwinite
Metaconglomerate
Nautilus Tourmaline Pendant
Nephrite Bowl
Nigerian tourmalines
Oppenheimer Diamond
Pearson Diamond
Portuguese Diamond
Pyrophyllite
Rhodochrosite
Rhodochrosite
Rhyolite
Rhyolite pumice
Ruby and Diamond Brooch
Shepard Diamond
Spodumene (var. kunzite)
Spurrite
Sugilite
Unusual Gems
Unusual Gems
Unusual Gems
Unusual Gems
Victoria-Transvaal Diamond
Zagami
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