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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Ballinoo
Baryte with berthierite
Bencubbin
Black Opal Ring
Conchita Montana Sapphire Butterfly
Corundum (var. sapphire)
Crocoite with coronadite
Cronstedtite
Dark Jubilee Opal
Henbury
Kyanite schist
Labradorite Sunstone
Mezö-Madaras
Missouri River Sapphires
Montana Sapphires
Mount Padbury
Mundrabilla
Murchison
Murchison meteorite
Opal
Opal
Opal
Opal Peacock Brooch
Opal vertebra
Oregon Sunstones
Pyromorphite
Quartz (var. agate)
Quartz (var. agate)
Quartz (var. agate)
Rock Creek Sapphires
Sunstones
Sylvanite
Tiffany Opal Necklace
Under the Sea Sunstone Carving
Unusual Gems
Veszelyite
Pagination
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