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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Arkose
Augen gneiss block
Basaltic cinder
Bismarck Sapphire Necklace
Burmese Ruby Bracelet
Calcite
Carmen LĂșcia Ruby
Cat's Eyes
Corundum (var. ruby)
Corundum (var. sapphire)
Danburite
Eclogite
Fluorites
Hemimorphite
Jadeite
Jadeitite
Johnstown
Manganoan calcite
Marble with wollastonite
Microcline
Microcline (var. amazonite)
Migmatite
Millerite
Millerite with hematite and quartz
Monazite
Moonstone
Peekskill
Peridot gemstones
Petalite
Poudretteite
Quartz (var. agate)
Quartz (var. smoky quartz) with microcline
Rhodochrosite
Scapolite
Silver
Silver
Pagination
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