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
Agate
Aragonite (var. flos ferri)
Azurite
Azurite in malachite
Azurite with malachite
Azurite with malachite
Azurite with malachite
Calcite
Calcite
Calcite
Calcite
Cuprite on copper
Demantoid with serpentine
Gypsum
Gypsum
Gypsum
Gypsum with sulphur
Hemimorphite
Mimetite
Opal in matrix
Orthoclase (var. adularia) with dolomite
Paradamite with pharmacosiderite
Peridot in Basalt
Phosgenite
Purple agate
Pyrite with calcite
Quartz (var. agate)
Quartz (var. amethyst)
Quartz (var. amethyst)
Quartz (var. landscape agate)
Scorodite
Sinuous Gypsum
Smithsonite
Sulfur
Wulfenite
Wulfenite
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