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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Agate
Ahumada
Azurite
Ballinoo
Basalt
Bencubbin
Bismarck Sapphire Necklace
Black Opal Ring
Burmese Ruby Bracelet
Calcite
Calcite
Calcite
Carbo
Carmen Lúcia Ruby
Cat's Eyes
Corundum (var. ruby)
Corundum (var. sapphire)
Crocoite with coronadite
Danburite
Dark Jubilee Opal
Fire Opal
Fire Opal
Gypsum
Gypsum
Gypsum
Hemimorphite
Hemimorphite
Henbury
Hologem Fire Opal Pendant
Jadeite
Jadeitite
Mimetite
Moonstone
Mount Padbury
Mundrabilla
Murchison
Pagination
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