Thunder Egg Agate
by Natural History Museum, London/science Photo Library
Title
Thunder Egg Agate
Artist
Natural History Museum, London/science Photo Library
Medium
Photograph - Photograph
Description
Thunder egg agate. Agate is an aggregate of different forms of silica (SiO2) that have formed concentric bands within a geode. A geode forms when the silica precipitates from liquid onto the inside surface of an empty pocket in a host rock. Specimen from Friends Ranch, Oregon, US.
Uploaded
September 30th, 2018
Embed
Share
Comments
There are no comments for Thunder Egg Agate. Click here to post the first comment.