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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Arkose
Attaway Ametrine
Augen gneiss block
Ballinoo
Banded iron formation
Basaltic cinder
Bencubbin
Bismuth
Black Opal Ring
Crocoite with coronadite
Dark Jubilee Opal
Dyber Ametrine
Hemimorphite
Henbury
Johnstown
Manganoan calcite
Microcline
Microcline (var. amazonite)
Migmatite
Millerite
Mount Padbury
Mundrabilla
Murchison
Murchison meteorite
Olivine-gabbro
Opal
Opal
Opal
Opal Peacock Brooch
Opal vertebra
Paravauxite
Phosphophyllite
Pyromorphite
Quartz (var. agate)
Quartz (var. agate)
Quartz (var. ametrine)
Pagination
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