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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Attaway Ametrine
Beryl
Beryl (var. heliodor)
Bismuth
Bununu
Calcite
Corundum (var. sapphire)
Dyber Ametrine
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Elbaites
Fluorites
Granite
Havey Tourmaline
Imilac
Imilac
Marble with wollastonite
Marie Louise Diadem
Millerite
Millerite with hematite and quartz
Nautilus Tourmaline Pendant
Nigerian tourmalines
North Chile
Paravauxite
Peekskill
Phosphophyllite
Proustite cross (NMNH 12829-00)
Quartz (var. ametrine)
Quartz Gems
Southwest Sunset
Staurolite schist
Vivianite with pyrite
Zagami
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