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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Kimberley Diamond
Marquise Diamond Ring
Moonstone
Mount Padbury
Mundrabilla
Murchison
Murchison meteorite
Nautilus Tourmaline Pendant
Nigerian tourmalines
Opal
Opal
Opal
Opal Peacock Brooch
Opal vertebra
Oppenheimer Diamond
Paravauxite
Pearson Diamond
Peridot gemstones
Petalite
Phosphophyllite
Portuguese Diamond
Poudretteite
Pyromorphite
Quartz (var. ametrine)
Quartz Gems
Rhodochrosite
Ruby and Diamond Brooch
Scapolite
Shepard Diamond
Southwest Sunset
Spinel Bracelet
Spinels
Star of Asia
Sugilite
Tiffany Opal Necklace
Unusual Gems
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