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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Apatite
Arkose
Augen gneiss block
Basalt drill core
Basalt drill core
Basalt drill core
Basaltic cinder
Beryl ( var. morganite)
Beryl (var. emerald)
Beryl (var. green beryl)
Betafite
Cat's Eyes
Corundum (var. padparadscha sapphire)
Corundum (var. sapphire)
Corundum (var. sapphire)
Danburite
Elbaite
Elbaites
Freedom Diamond
Hemimorphite
Jeremejevite
Johnstown
Liddicoatite
Liddicoatite slices
Manganoan calcite
Marie Louise Diadem
Microcline (var. amazonite)
Migmatite
Olivine-basalt drill core
Orbicular agate
Orthoclase
Peridotite xenoliths in basalt
Quartz
Quartz (var. agate)
Quartz (var. amethyst)
Quartz (var. smoky quartz) with microcline
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