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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Euclase
Fire Opal
Fluorites
Gachala Emerald
Hooker Emerald
Hydroxylherderite
Imperial Topaz
Jolie Citrine Necklace
Mackay Emerald Necklace
Maximilian Emerald
Mogul Emerald Necklace
Napoleon Diamond Necklace
Opal
Paraiba Tourmaline
Paraiba Tourmaline
Paraiba Tourmaline
Paraiba Tourmaline Ring
Parisite with calcite
Post Diamond Tiara
Post Emerald Necklace
Pyroxmangite
Quartz
Quartz
Quartz (var. amethyst geode)
Quartz (var. amethyst geode)
Quartz (var. amethyst)
Quartz (var. amethyst)
Quartz (var. ametrine)
Quartz (var. citrine)
Quartz (var. rose)
Quartz (var. smoky-citrine)
Quartz (var. smoky-citrine)
Quartz Gems
Quartz Gems (var. citrine)
Quartz with Chamosite
Quartz with Clinochlore
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