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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Attaway Ametrine
Bismuth
Calcite
Carlton iron meteorite
Dyber Ametrine
Fluorites
Fort Stockton
Hubnerite with quartz
Marble with wollastonite
Millerite
Millerite
Millerite with hematite and quartz
Opal
Paravauxite
Peekskill
Phosphophyllite
Plainview
Plantersville
Quartz (var. ametrine)
Quartz Gems
Rhodochrosite with quartz
Rhodonite
Southwest Sunset
Tetrahedrite
Topaz Gems
Topaz Pendant
Vivianite with pyrite
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