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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Adamite
Ballinoo
Basalt drill core
Basalt drill core
Basalt drill core
Bencubbin
Black Opal Ring
Crocoite with coronadite
Dark Jubilee Opal
Ensisheim
Henbury
Juvinas
Limestone with chert
Mount Padbury
Mundrabilla
Murchison
Murchison meteorite
Olivine-basalt drill core
Opal
Opal
Opal
Opal
Opal bone
Opal Peacock Brooch
Opal vertebra
Orgueil meteorite
Peridotite xenoliths in basalt
Pyromorphite
Pyromorphite
Quartz (var. amethyst)
Quartz on siderite
Quinn Canyon
Rhodochrosite with arsenopyrite
Roebling Opal
Sandstone
Staurolite
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