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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Baryte
Cafarsite
Calcite
Calcite
Danburite
DeYoung Pink Diamond
Enstatite
Fluorite
Fluorite
Fluorite
Fluorite with quartz
Fluorites
Grossular Garnets
Hematite
Kyanite schist
Lion of Merelani Tsavorite
Magnetite
Milarite with chlorite
Moonstone
Moonstone
Orthoclase (var. adularia)
Pyrope (var. rhodolite)
Quartz (var. smoky quartz)
Quartz Gems
Scapolite
Scapolite
Siderite
Spinel
Spinel
Spinel ring
Sunstone
Zircon
Zircon
Zoisite
Zoisite ( var. tanzanite)
Zoisite (var. tanzanite)
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