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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Alexandrites
Andradite (var. demantoid)
Andradite (var. demantoid)
Basalt bomb
Beryl
Beryl (var. heliodor)
Bismuthinite
Bununu
Calcite in betekhtinite
Cat's Eyes
Chrome Diopside
Corundum (var. ruby)
Corundum (var. sapphire)
Corundum (var. sapphire)
Corundum (var. sapphire)
Corundum (var. star sapphire)
Creedite with pyrite
Dravite
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Galena with chalcopyrite, sphalerite, and others
Galena with pyrite and marcasite
George Pendant
Grossular Garnets
Grossular Garnets
Logan Sapphire
Maharani Cat's Eye
Moonstone
Moonstone Carving
Nautilus Tourmaline Pendant
Nigerian tourmalines
Perovskite
Platinum nugget
Pyrope
Pagination
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