Skip to main content
Smithsonian Institution
Main Menu
Visit
Exhibits
Research
Education
Events
About
Join us
Donate
Search
Search
Close
Smithsonian National Museum of Natural History
GeoGallery
Breadcrumb
Home
GeoGallery
Nigerian tourmalines
Orbicular agate
Orthoclase
Parisite with calcite
Post Emerald Necklace
Quartz
Quartz (var. amethyst)
Quartz with Fluorite
Sokol Emerald Necklace
Spessartine
Sylvanite
Titanite
Titanite
Topaz Gems
Unusual Gems
Unusual Gems
Unusual Gems
Zagami
Zircon
Pagination
First page
First
Previous page
Previous
Page
1
Current page
2
Home
Smithsonian Institution
Terms of Use
Privacy Policy
Host an Event
Jobs
Press
Blog
Contact Us