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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Afghanite with calcite
Bastnäsite with quartz
Cafarsite
Calcite
Corundum (var. ruby)
Elbaites
Fluorite
Fluorite
Fluorite with quartz
Fluorites
Kyanite schist
Magnetite
Marble with wollastonite
Milarite with chlorite
Millerite
Millerite with hematite and quartz
Nifontovite
Orthoclase (var. adularia)
Peekskill
Pentahydroborite
Picasso Kunzite Necklace
Pollucite
Quartz (var. smoky quartz)
Quartz Gems
Siderite
Stibnite
Topaz Gems
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