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Smithsonian National Museum of Natural History
GeoGallery
Breadcrumb
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GeoGallery
Sphalerite
Spodumene (var. kunzite)
Spurrite
Stalagmite
Star quartz
Staunton
Staurolite schist
Success meteorite
Sulfur
Sunstones
Tiffany Opal Necklace
Topaz Gems
Topaz Pendant
Turquoise Zuni Bracelet
Uncle Sam Diamond
Under the Sea Sunstone Carving
Unusual Gems
Unusual Gems
Unusual Gems
Unusual Gems
Vanadinite with romanechite
Veszelyite
Vigarano
Weston
Willamette
Wulfenite
Wulfenite
Wulfenite
Yellow diamond crystal
Yowah Opal Nut
Zincite
Zincite
Zircon (var. cyrtolite)
Pagination
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