Flow banding of Panum pumice and obsidian
By Volcano Hazards Program
2016 (approx.)
![banding of Panum pumice and obsidian](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/panumflow.jpg?itok=aYCdTw2l)
Detailed Description
Flow banding of Panum pumice and obsidian of the same composition.
Sources/Usage
Public Domain.