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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Calcite
Calcite
Calcite
Calcite
Calcite
Calcite
Canyon Diablo
Canyon Diablo
Canyon Diablo
Carbo
Carlton iron meteorite
Cat's Eyes
Chabazite
Chalk Emerald
Chiastolite
Columnar dacite
Conchita Montana Sapphire Butterfly
Corundum (var. sapphire)
Cuprite on copper
Diopside
Dolerite
Elbaite
Elbaite and Nephrite Bracelet
Elbaite candelabra
Elbaite steamboat
Elbaites
Ellestadite
Emerald Carving
Estherville meteorite
Farmington
Farmville
Fire agate
Fire Opal
Fire Opal
Fluorite
Fluorite
Pagination
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