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Smithsonian National Museum of Natural History
GeoGallery
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GeoGallery
Quartz (var. amethyst)
Quartz (var. amethyst)
Quartz (var. ametrine)
Quartz (var. citrine)
Quartz (var. rose)
Quartz (var. smoky quartz)
Quartz (var. smoky-citrine)
Quartz (var. smoky-citrine)
Quartz Gems
Quartz Gems (var. citrine)
Quartz with Chamosite
Quartz with Clinochlore
Quartz with sphalerite inclusions
Rhodochrosite with quartz
Rhodonite
Rhodonite
Rock Crystal Quartz Egg
Rose quartz sphere
Rutile
Scapolite
Scapolite
Siderite
Spinel
Spinel
Spinel ring
Spodumene (var. kunzite)
Spodumene (var. kunzite)
Sunstone
Tetrahedrite
Topaz
Topaz
Topaz
Topaz
Topaz
Topaz
Topaz
Pagination
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