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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Aegirine with orthoclase
Almandine schist
Arkose
Augen gneiss block
Basaltic cinder
Corundum (var. sapphire)
Freedom Diamond
Hemimorphite
Johnstown
Labradorite (var. rainbow moonstone)
Manganoan calcite
Microcline (var. amazonite)
Migmatite
Paragould
Quartz (var. agate)
Quartz (var. smoky quartz) with microcline
Rhodochrosite
Smithsonites
Success meteorite
Uncle Sam Diamond
Yellow diamond crystal
Zircon (var. cyrtolite)
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