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
Augen gneiss block
Banded iron formation
Basaltic cinder
Beryl ( var. trapiche emerald)
Calcite
Chalk Emerald
Emerald Carving
Fluorites
Freedom Diamond
Gachala Emerald
Hemimorphite
Hooker Emerald
Johnstown
Mackay Emerald Necklace
Manganoan calcite
Marble with wollastonite
Maximilian Emerald
Microcline (var. amazonite)
Migmatite
Millerite
Millerite with hematite and quartz
Mogul Emerald Necklace
Olivine-gabbro
Parisite with calcite
Peekskill
Post Emerald Necklace
Quartz (var. agate)
Quartz (var. agate)
Quartz (var. smoky quartz) with microcline
Rhodochrosite
Sokol Emerald Necklace
Zircon (var. cyrtolite)
Home
Smithsonian Institution
Terms of Use
Privacy Policy
Host an Event
Jobs
Press
Blog
Contact Us