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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Arkose
Attaway Ametrine
Augen gneiss block
Aurichalcite with hemimorphite
Basaltic cinder
Bellsbank
Beryl
Bismuth
Blue Heart Diamond
Cullinan Blue Diamond Necklace
Diamond in kimberlite
Dyber Ametrine
Eclogite
Eclogite
Fluorites
Garnet peridotite
Garnet peridotite
Hematite with quartz
Hemimorphite
Johnstown
Manganoan calcite
Marquise Diamond Ring
Microcline
Microcline (var. amazonite)
Migmatite
Oppenheimer Diamond
Paravauxite
Pearson Diamond
Phosphophyllite
Pitts
Quartz (var. agate)
Quartz (var. ametrine)
Quartz (var. smoky quartz) with microcline
Quartz Gems
Rhodochrosite
Rhodochrosite
Pagination
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