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
Bellsbank
Blue Heart Diamond
Conchita Montana Sapphire Butterfly
Cornetite
Corundum (var. sapphire)
Cullinan Blue Diamond Necklace
Demantoid with serpentine
Diamond in kimberlite
Eclogite
Eclogite
Fluorites
Garnet peridotite
Garnet peridotite
Gypsum with sulphur
Hematite with quartz
Kimberley Diamond
Kyanite schist
Malachite
Malachite slab
Marquise Diamond Ring
Metatorbernite
Missouri River Sapphires
Montana Sapphires
Oppenheimer Diamond
Pearson Diamond
Phosgenite
Portuguese Diamond
Quartz (var. agate)
Quartz (var. agate)
Rhodochrosite
Rock Creek Sapphires
Ruby and Diamond Brooch
Shepard Diamond
Sugilite
Sulfur
Unusual Gems
Pagination
Current page
1
Page
2
Next page
Next
Last page
Last
Home
Smithsonian Institution
Terms of Use
Privacy Policy
Host an Event
Jobs
Press
Blog
Contact Us