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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Logan Sapphire
Ludlockite with smithsonite
Maharani Cat's Eye
Malachite with azurite
Malachite with cuprite, quartz, and azurite
Moonstone
Moonstone Carving
Mount Padbury
Mundrabilla
Murchison
Murchison meteorite
Nautilus Tourmaline Pendant
Nigerian tourmalines
Opal
Opal
Opal
Opal Peacock Brooch
Opal vertebra
Phosgenite
Pyromorphite
Pyrope
Pyrope (var. rhodolite)
Rosser Reeves Star Ruby
Sandstone
Smithsonite
Spessartine
Spinel
Spinels
Star of Bombay
Star of Katandru
Star Sapphire Necklace
Tennantite
Tiffany Opal Necklace
Unusual Gems
Unusual Gems
Wulfenite
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