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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
African Gems
Albite (var. moonstone)
Amazonite
Apophyllite with prehnite
Bellsbank
Beryl
Beryl (var. emerald)
Beryl (var. heliodor)
Blue Heart Diamond
Bununu
Calcite
Corundum (var. sapphire)
Cullinan Blue Diamond Necklace
Diamond in kimberlite
Dolerite
Eclogite
Eclogite
Elbaite
Elbaite
Elbaite
Elbaite
Elbaite (var. rubellite)
Fluorite
Fluorites
Garnet peridotite
Garnet peridotite
Hematite with quartz
Kimberley Diamond
Kyanite after andalusite
Marble with wollastonite
Marquise Diamond Ring
Millerite
Millerite with hematite and quartz
Nautilus Tourmaline Pendant
Nifontovite
Nigerian tourmalines
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