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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Euclase
Fire Opal
Hydroxylherderite
Ibitira eucrite
Imperial Topaz
Jolie Citrine Necklace
Juvinas
Nakhla
Napoleon Diamond Necklace
Opal
Orgueil meteorite
Paraiba Tourmaline
Paraiba Tourmaline
Paraiba Tourmaline
Paraiba Tourmaline Ring
Peridot gemstones
Post Diamond Tiara
Pyromorphite
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 on siderite
Quartz with Chamosite
Quartz with Clinochlore
Quartz with sphalerite inclusions
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