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
Arkose
Attaway Ametrine
Augen gneiss block
Baryte
Basaltic cinder
Bismuth
Calcite
Dyber Ametrine
Fluorite
Fluorite with calcite
Fluorite with calcite and chalcopyrite
Fluorites
Hemimorphite
Johnstown
Labradorite Sunstone
Manganoan calcite
Microcline
Microcline (var. amazonite)
Migmatite
Oregon Sunstones
Paravauxite
Phosphophyllite
Pyrite
Quartz (var. agate)
Quartz (var. agate)
Quartz (var. ametrine)
Quartz (var. smoky quartz) with microcline
Quartz Gems
Rhodochrosite
Southwest Sunset
Sphalerite
Sunstones
Under the Sea Sunstone Carving
Unusual Gems
Vivianite with pyrite
Willamette
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