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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Actinolite
Andesite
Aragonite (var. flos ferri)
Azurite in malachite
Azurite with malachite
Azurite with malachite
Azurite with malachite
Basalt lava
Bellsbank
Beryl
Beryl ( var. morganite)
Beryl (var. heliodor)
Blue Heart Diamond
Bununu
Calcite
Calcite
Calcite
Calcite on galena
Canyon Diablo
Canyon Diablo
Canyon Diablo
Cat's Eyes
Chiastolite
Columnar dacite
Corundum (var. sapphire)
Cullinan Blue Diamond Necklace
Cuprite on copper
Diamond in kimberlite
Diopside
Eclogite
Eclogite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
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